app/vminsert/netstorage: refactor snb rebuild

Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com>

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -5,10 +5,10 @@ body:
   - type: markdown
     attributes:
       value: |
-        Before filling a bug report it would be great to [upgrade](https://docs.victoriametrics.com/victoriametrics/single-server-victoriametrics/#how-to-upgrade) 
+        Before filling a bug report it would be great to [upgrade](https://docs.victoriametrics.com/#how-to-upgrade) 
         to [the latest available release](https://github.com/VictoriaMetrics/VictoriaMetrics/releases/latest)
         and verify whether the bug is reproducible there.
-        It's also recommended to read the [troubleshooting docs](https://docs.victoriametrics.com/victoriametrics/troubleshooting/) first.
+        It's also recommended to read the [troubleshooting docs](https://docs.victoriametrics.com/troubleshooting/) first.
   - type: textarea
     id: describe-the-bug
     attributes:
@@ -60,12 +60,12 @@ body:
   
         For VictoriaMetrics health-state issues please provide full-length screenshots
         of Grafana dashboards if possible:
-          * [Grafana dashboard for single-node VictoriaMetrics](https://grafana.com/grafana/dashboards/10229)
-          * [Grafana dashboard for VictoriaMetrics cluster](https://grafana.com/grafana/dashboards/11176)
+          * [Grafana dashboard for single-node VictoriaMetrics](https://grafana.com/grafana/dashboards/10229/)
+          * [Grafana dashboard for VictoriaMetrics cluster](https://grafana.com/grafana/dashboards/11176/)
         
         See how to setup monitoring here:
-          * [monitoring for single-node VictoriaMetrics](https://docs.victoriametrics.com/victoriametrics/single-server-victoriametrics/#monitoring)
-          * [monitoring for VictoriaMetrics cluster](https://docs.victoriametrics.com/victoriametrics/cluster-victoriametrics/#monitoring)
+          * [monitoring for single-node VictoriaMetrics](https://docs.victoriametrics.com/#monitoring)
+          * [monitoring for VictoriaMetrics cluster](https://docs.victoriametrics.com/cluster-victoriametrics/#monitoring)
     validations:
       required: false
   - type: textarea

.github/ISSUE_TEMPLATE/question.yml

@@ -24,9 +24,9 @@ body:
       label: Troubleshooting docs
       description: I am familiar with the following troubleshooting docs
       options:
-        - label: General - https://docs.victoriametrics.com/victoriametrics/troubleshooting/
+        - label: General - https://docs.victoriametrics.com/troubleshooting/
           required: false
-        - label: vmagent - https://docs.victoriametrics.com/victoriametrics/vmagent/#troubleshooting
+        - label: vmagent - https://docs.victoriametrics.com/vmagent/#troubleshooting
           required: false
-        - label: vmalert - https://docs.victoriametrics.com/victoriametrics/vmalert/#troubleshooting
+        - label: vmalert - https://docs.victoriametrics.com/vmalert/#troubleshooting
           required: false

.github/pull_request_template.md

@@ -6,4 +6,4 @@ Please provide a brief description of the changes you made. Be as specific as po
 
 The following checks are **mandatory**:
 
-- [ ] My change adheres to [VictoriaMetrics contributing guidelines](https://docs.victoriametrics.com/victoriametrics/contributing/#pull-request-checklist).
+- [ ] My change adheres [VictoriaMetrics contributing guidelines](https://docs.victoriametrics.com/contributing/).

.github/workflows/main.yml

@@ -85,38 +85,9 @@ jobs:
           restore-keys: go-artifacts-${{ runner.os }}-${{ matrix.scenario }}-
 
       - name: Run tests
-        run: GOGC=10 make ${{ matrix.scenario}}
+        run: make ${{ matrix.scenario}}
 
       - name: Publish coverage
-        uses: codecov/codecov-action@v5
+        uses: codecov/codecov-action@v4
         with:
-          files: ./coverage.txt
-
-  integration-test:
-    name: integration-test
-    needs: [lint, test]
-    runs-on: ubuntu-latest
-
-    steps:
-      - name: Code checkout
-        uses: actions/checkout@v4
-
-      - name: Setup Go
-        id: go
-        uses: actions/setup-go@v5
-        with:
-          cache: false
-          go-version: stable
-
-      - name: Cache Go artifacts
-        uses: actions/cache@v4
-        with:
-          path: |
-            ~/.cache/go-build
-            ~/go/bin
-            ~/go/pkg/mod
-          key: go-artifacts-${{ runner.os }}-${{ matrix.scenario }}-${{ steps.go.outputs.go-version }}-${{ hashFiles('go.sum', 'Makefile', 'app/**/Makefile') }}
-          restore-keys: go-artifacts-${{ runner.os }}-${{ matrix.scenario }}-
-
-      - name: Run integration tests
-        run: make integration-test
+          file: ./coverage.txt

.github/workflows/sync-docs.yml

@@ -5,7 +5,6 @@ on:
       - 'master'
     paths:
       - 'docs/**'
-      - '.github/workflows/docs.yaml'
   workflow_dispatch: {}
 permissions:
   contents: read  # This is required for actions/checkout and to commit back image update
@@ -18,40 +17,35 @@ jobs:
       - name: Code checkout
         uses: actions/checkout@v4
         with:
-          path: __vm
-
+          path: main
       - name: Checkout private code
         uses: actions/checkout@v4
         with:
           repository: VictoriaMetrics/vmdocs
           token: ${{ secrets.VM_BOT_GH_TOKEN }}
-          path: __vm-docs
-
+          path: docs
       - name: Import GPG key
         uses: crazy-max/ghaction-import-gpg@v6
-        id: import-gpg
         with:
           gpg_private_key: ${{ secrets.VM_BOT_GPG_PRIVATE_KEY }}
           passphrase: ${{ secrets.VM_BOT_PASSPHRASE }}
           git_user_signingkey: true
           git_commit_gpgsign: true
-          git_config_global: true
-
-      - name: Copy docs
-        id: update
+          workdir: docs
+      - name: Set short git commit SHA
+        id: vars
         run: |
-          find docs -type d -maxdepth 1 -mindepth 1 -exec \
-            sh -c 'rsync -zarvh --delete {}/ ../__vm-docs/content/$(basename {})/' \;
-          echo "SHORT_SHA=$(git rev-parse --short $GITHUB_SHA)" >> $GITHUB_OUTPUT
-        working-directory: __vm
-
-      - name: Push to vmdocs
+          calculatedSha=$(git rev-parse --short ${{ github.sha }})
+          echo "short_sha=$calculatedSha" >> $GITHUB_OUTPUT
+        working-directory: main
+      - name: update code and commit
         run: |
+          rm -rf content
+          cp -r ../main/docs content
+          make clean-after-copy
           git config --global user.name "${{ steps.import-gpg.outputs.email }}"
           git config --global user.email "${{ steps.import-gpg.outputs.email }}"
-          if [[ -n $(git status --porcelain) ]]; then
-            git add .
-            git commit -S -m "sync docs with VictoriaMetrics/VictoriaMetrics commit: ${{ steps.update.outputs.SHORT_SHA }}"
-            git push
-          fi
-        working-directory: __vm-docs
+          git add .
+          git commit -S -m "sync docs with VictoriaMetrics/VictoriaMetrics commit: ${{ steps.vars.outputs.short_sha }}"
+          git push
+        working-directory: docs

.gitignore

@@ -7,7 +7,6 @@
 .vscode
 *.test
 *.swp
-/vmdocs
 /gocache-for-docker
 /victoria-logs-data
 /victoria-metrics-data
@@ -26,5 +25,3 @@ _site
 /docs/.jekyll-metadata
 coverage.txt
 cspell.json
-*~
-deployment/docker/provisioning/plugins/

.wwhrd.yml

@@ -4,4 +4,3 @@ allowlist:
   - BSD-3-Clause
   - BSD-2-Clause
   - ISC
-  - MPL-2.0

CONTRIBUTING.md

@@ -1 +1 @@
-The document has been moved [here](https://docs.victoriametrics.com/victoriametrics/contributing/).
+The document has been moved [here](https://docs.victoriametrics.com/contributing/).

LICENSE

@@ -175,7 +175,7 @@
 
    END OF TERMS AND CONDITIONS
 
-   Copyright 2019-2025 VictoriaMetrics, Inc.
+   Copyright 2019-2024 VictoriaMetrics, Inc.
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.

Makefile

@@ -5,6 +5,7 @@ MAKE_PARALLEL := $(MAKE) -j $(MAKE_CONCURRENCY)
 DATEINFO_TAG ?= $(shell date -u +'%Y%m%d-%H%M%S')
 BUILDINFO_TAG ?= $(shell echo $$(git describe --long --all | tr '/' '-')$$( \
 	      git diff-index --quiet HEAD -- || echo '-dirty-'$$(git diff-index -u HEAD | openssl sha1 | cut -d' ' -f2 | cut -c 1-8)))
+LATEST_TAG ?= cluster-latest
 
 PKG_TAG ?= $(shell git tag -l --points-at HEAD)
 ifeq ($(PKG_TAG),)
@@ -12,12 +13,11 @@ PKG_TAG := $(BUILDINFO_TAG)
 endif
 
 GO_BUILDINFO = -X '$(PKG_PREFIX)/lib/buildinfo.Version=$(APP_NAME)-$(DATEINFO_TAG)-$(BUILDINFO_TAG)'
-TAR_OWNERSHIP ?= --owner=1000 --group=1000
 
 .PHONY: $(MAKECMDGOALS)
 
 include app/*/Makefile
-include codespell/Makefile
+include cspell/Makefile
 include docs/Makefile
 include deployment/*/Makefile
 include dashboards/Makefile
@@ -76,16 +76,6 @@ vmcluster-windows-amd64: \
 	vmselect-windows-amd64 \
 	vmstorage-windows-amd64
 
-vmcluster-darwin-amd64: \
-	vminsert-darwin-amd64 \
-	vmselect-darwin-amd64 \
-	vmstorage-darwin-amd64
-
-vmcluster-darwin-arm64: \
-	vminsert-darwin-arm64 \
-	vmselect-darwin-arm64 \
-	vmstorage-darwin-arm64
-
 crossbuild: vmcluster-crossbuild
 
 vmcluster-crossbuild:
@@ -107,31 +97,12 @@ package: \
 	package-vmselect \
 	package-vmstorage
 
-publish-latest:
-	PKG_TAG=$(TAG) APP_NAME=victoria-metrics $(MAKE) publish-via-docker-latest && \
-	PKG_TAG=$(TAG) APP_NAME=vmagent $(MAKE) publish-via-docker-latest && \
-	PKG_TAG=$(TAG) APP_NAME=vmalert $(MAKE) publish-via-docker-latest && \
-	PKG_TAG=$(TAG) APP_NAME=vmalert-tool $(MAKE) publish-via-docker-latest && \
-	PKG_TAG=$(TAG) APP_NAME=vmauth $(MAKE) publish-via-docker-latest && \
-	PKG_TAG=$(TAG) APP_NAME=vmbackup $(MAKE) publish-via-docker-latest && \
-	PKG_TAG=$(TAG) APP_NAME=vmrestore $(MAKE) publish-via-docker-latest && \
-	PKG_TAG=$(TAG) APP_NAME=vmctl $(MAKE) publish-via-docker-latest && \
-	PKG_TAG=$(TAG)-cluster APP_NAME=vminsert $(MAKE) publish-via-docker-latest && \
-	PKG_TAG=$(TAG)-cluster APP_NAME=vmselect $(MAKE) publish-via-docker-latest && \
-	PKG_TAG=$(TAG)-cluster APP_NAME=vmstorage $(MAKE) publish-via-docker-latest && \
-	PKG_TAG=$(TAG)-enterprise APP_NAME=vmgateway $(MAKE) publish-via-docker-latest
-	PKG_TAG=$(TAG)-enterprise APP_NAME=vmbackupmanager $(MAKE) publish-via-docker-latest
-
-publish-victoria-logs-latest:
-	PKG_TAG=$(TAG) APP_NAME=victoria-logs $(MAKE) publish-via-docker-latest
-	PKG_TAG=$(TAG) APP_NAME=vlogscli $(MAKE) publish-via-docker-latest
-
 publish-release:
 	rm -rf bin/*
-	git checkout $(TAG) && $(MAKE) release && $(MAKE) publish && \
-		git checkout $(TAG)-cluster && $(MAKE) release && $(MAKE) publish && \
-		git checkout $(TAG)-enterprise && $(MAKE) release && $(MAKE) publish && \
-		git checkout $(TAG)-enterprise-cluster && $(MAKE) release && $(MAKE) publish
+	git checkout $(TAG) && $(MAKE) release && LATEST_TAG=stable $(MAKE) publish && \
+		git checkout $(TAG)-cluster && $(MAKE) release && LATEST_TAG=cluster-stable $(MAKE) publish && \
+		git checkout $(TAG)-enterprise && $(MAKE) release && LATEST_TAG=enterprise-stable $(MAKE) publish && \
+		git checkout $(TAG)-enterprise-cluster && $(MAKE) release && LATEST_TAG=enterprise-cluster-stable $(MAKE) publish
 
 release:
 	$(MAKE_PARALLEL) release-vmcluster
@@ -141,9 +112,7 @@ release-vmcluster: \
 	release-vmcluster-linux-arm64 \
 	release-vmcluster-freebsd-amd64 \
 	release-vmcluster-openbsd-amd64 \
-	release-vmcluster-windows-amd64 \
-	release-vmcluster-darwin-amd64 \
-	release-vmcluster-darwin-arm64
+	release-vmcluster-windows-amd64
 
 release-vmcluster-linux-amd64:
 	GOOS=linux GOARCH=amd64 $(MAKE) release-vmcluster-goos-goarch
@@ -160,18 +129,12 @@ release-vmcluster-openbsd-amd64:
 release-vmcluster-windows-amd64:
 	GOARCH=amd64 $(MAKE) release-vmcluster-windows-goarch
 
-release-vmcluster-darwin-amd64:
-	GOOS=darwin GOARCH=amd64 $(MAKE) release-vmcluster-goos-goarch
-
-release-vmcluster-darwin-arm64:
-	 GOOS=darwin GOARCH=arm64 $(MAKE) release-vmcluster-goos-goarch
-
 release-vmcluster-goos-goarch: \
 	vminsert-$(GOOS)-$(GOARCH)-prod \
 	vmselect-$(GOOS)-$(GOARCH)-prod \
 	vmstorage-$(GOOS)-$(GOARCH)-prod
 	cd bin && \
-		tar $(TAR_OWNERSHIP) --transform="flags=r;s|-$(GOOS)-$(GOARCH)||" -czf victoria-metrics-$(GOOS)-$(GOARCH)-$(PKG_TAG).tar.gz \
+		tar --transform="flags=r;s|-$(GOOS)-$(GOARCH)||" -czf victoria-metrics-$(GOOS)-$(GOARCH)-$(PKG_TAG).tar.gz \
 			vminsert-$(GOOS)-$(GOARCH)-prod \
 			vmselect-$(GOOS)-$(GOARCH)-prod \
 			vmstorage-$(GOOS)-$(GOARCH)-prod \
@@ -210,47 +173,42 @@ pprof-cpu:
 fmt:
 	gofmt -l -w -s ./lib
 	gofmt -l -w -s ./app
-	gofmt -l -w -s ./apptest
 
 vet:
-	GOEXPERIMENT=synctest go vet ./lib/...
+	go vet ./lib/...
 	go vet ./app/...
-	go vet ./apptest/...
 
 check-all: fmt vet golangci-lint govulncheck
 
 clean-checkers: remove-golangci-lint remove-govulncheck
 
 test:
-	GOEXPERIMENT=synctest go test ./lib/... ./app/...
+	go test ./lib/... ./app/...
 
 test-race:
-	GOEXPERIMENT=synctest go test -race ./lib/... ./app/...
+	go test -race ./lib/... ./app/...
 
 test-pure:
-	GOEXPERIMENT=synctest CGO_ENABLED=0 go test ./lib/... ./app/...
+	CGO_ENABLED=0 go test ./lib/... ./app/...
 
 test-full:
-	GOEXPERIMENT=synctest go test -coverprofile=coverage.txt -covermode=atomic ./lib/... ./app/...
+	go test -coverprofile=coverage.txt -covermode=atomic ./lib/... ./app/...
 
 test-full-386:
-	GOEXPERIMENT=synctest GOARCH=386 go test -coverprofile=coverage.txt -covermode=atomic ./lib/... ./app/...
-
-integration-test: all
-	go test ./apptest/... -skip="^TestSingle.*"
+	GOARCH=386 go test -coverprofile=coverage.txt -covermode=atomic ./lib/... ./app/...
 
 benchmark:
-	GOEXPERIMENT=synctest go test -bench=. ./lib/...
+	go test -bench=. ./lib/...
 	go test -bench=. ./app/...
 
 benchmark-pure:
-	GOEXPERIMENT=synctest CGO_ENABLED=0 go test -bench=. ./lib/...
+	CGO_ENABLED=0 go test -bench=. ./lib/...
 	CGO_ENABLED=0 go test -bench=. ./app/...
 
 vendor-update:
-	go get -u ./lib/...
-	go get -u ./app/...
-	go mod tidy -compat=1.24
+	go get -u -d ./lib/...
+	go get -u -d ./app/...
+	go mod tidy -compat=1.22
 	go mod vendor
 
 app-local:
@@ -273,10 +231,10 @@ install-qtc:
 
 
 golangci-lint: install-golangci-lint
-	GOEXPERIMENT=synctest golangci-lint run
+	golangci-lint run
 
 install-golangci-lint:
-	which golangci-lint || curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(shell go env GOPATH)/bin v1.64.7
+	which golangci-lint || curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(shell go env GOPATH)/bin v1.59.1
 
 remove-golangci-lint:
 	rm -rf `which golangci-lint`
@@ -295,3 +253,34 @@ install-wwhrd:
 
 check-licenses: install-wwhrd
 	wwhrd check -f .wwhrd.yml
+
+copy-docs:
+# The 'printf' function is used instead of 'echo' or 'echo -e' to handle line breaks (e.g. '\n') in the same way on different operating systems (MacOS/Ubuntu Linux/Arch Linux) and their shells (bash/sh/zsh/fish).
+# For details, see https://github.com/VictoriaMetrics/VictoriaMetrics/pull/4548#issue-1782796419 and https://stackoverflow.com/questions/8467424/echo-newline-in-bash-prints-literal-n
+	echo "---" > ${DST}
+	@if [ ${ORDER} -ne 0 ]; then \
+		echo "sort: ${ORDER}" >> ${DST}; \
+		echo "weight: ${ORDER}" >> ${DST}; \
+		printf "menu:\n  docs:\n    parent: 'victoriametrics'\n    weight: ${ORDER}\n" >> ${DST}; \
+	fi
+
+	echo "title: ${TITLE}" >> ${DST}
+	@if [ ${OLD_URL} ]; then \
+		printf "aliases:\n  - ${OLD_URL}\n" >> ${DST}; \
+	fi
+	echo "---" >> ${DST}
+	cat ${SRC} >> ${DST}
+	sed -i='.tmp' 's/<img src=\"docs\//<img src=\"\//' ${DST}
+	sed -i='.tmp' 's/<source srcset=\"docs\//<source srcset=\"\//' ${DST}
+	sed -i='.tmp' 's/](docs\//](/' ${DST}
+	rm -rf docs/*.tmp
+
+# Copies docs for all components and adds the order/weight tag, title, menu position and alias with the backward compatible link for the old site.
+# For ORDER=0 it adds no order tag/weight tag.
+# FOR OLD_URL - relative link, used for backward compatibility with the link from documentation based on GitHub pages (old one)
+# FOR OLD_URL='' it adds no alias, it should be empty for every new page, don't change it for already existing links.
+# Images starting with <img src="docs/ are replaced with <img src="
+# Cluster docs are supposed to be ordered as 2nd.
+# The rest of docs is ordered manually.
+docs-sync:
+	SRC=README.md DST=docs/Cluster-VictoriaMetrics.md OLD_URL='/Cluster-VictoriaMetrics.html' ORDER=2 TITLE='Cluster version' $(MAKE) copy-docs

SECURITY.md

@@ -6,13 +6,13 @@ The following versions of VictoriaMetrics receive regular security fixes:
 
 | Version | Supported          |
 |---------|--------------------|
-| [latest release](https://docs.victoriametrics.com/victoriametrics/changelog/) | :white_check_mark: |
-| v1.102.x [LTS line](https://docs.victoriametrics.com/victoriametrics/lts-releases/) | :white_check_mark: |
-| v1.110.x [LTS line](https://docs.victoriametrics.com/victoriametrics/lts-releases/) | :white_check_mark: |
+| [latest release](https://docs.victoriametrics.com/changelog/) | :white_check_mark: |
+| v1.97.x [LTS line](https://docs.victoriametrics.com/lts-releases/) | :white_check_mark: |
+| v1.93.x [LTS line](https://docs.victoriametrics.com/lts-releases/) | :white_check_mark: |
 | other releases  | :x:                |
 
 See [this page](https://victoriametrics.com/security/) for more details.
 
 ## Reporting a Vulnerability
 
-Please report any security issues to <security@victoriametrics.com>
+Please report any security issues to security@victoriametrics.com

app/victoria-logs/deployment/Dockerfile

@@ -1,8 +1,8 @@
-ARG base_image=non-existing
+ARG base_image
 FROM $base_image
 
 EXPOSE 9428
 
 ENTRYPOINT ["/victoria-logs-prod"]
-ARG src_binary=non-existing
+ARG src_binary
 COPY $src_binary ./victoria-logs-prod

app/victoria-logs/main.go

@@ -46,9 +46,7 @@ func main() {
 	vlselect.Init()
 	vlinsert.Init()
 
-	go httpserver.Serve(listenAddrs, requestHandler, httpserver.ServeOptions{
-		UseProxyProtocol: useProxyProtocol,
-	})
+	go httpserver.Serve(listenAddrs, useProxyProtocol, requestHandler)
 	logger.Infof("started VictoriaLogs in %.3f seconds; see https://docs.victoriametrics.com/victorialogs/", time.Since(startTime).Seconds())
 
 	pushmetrics.Init()
@@ -94,9 +92,6 @@ func requestHandler(w http.ResponseWriter, r *http.Request) bool {
 	if vlselect.RequestHandler(w, r) {
 		return true
 	}
-	if vlstorage.RequestHandler(w, r) {
-		return true
-	}
 	return false
 }
 

app/victoria-logs/multiarch/Dockerfile

@@ -1,6 +1,6 @@
 # See https://medium.com/on-docker/use-multi-stage-builds-to-inject-ca-certs-ad1e8f01de1b
-ARG certs_image=non-existing
-ARG root_image=non-existing
+ARG certs_image
+ARG root_image
 FROM $certs_image AS certs
 RUN apk update && apk upgrade && apk --update --no-cache add ca-certificates
 

app/vlinsert/datadog/datadog.go

@@ -1,261 +0,0 @@
-package datadog
-
-import (
-	"bytes"
-	"fmt"
-	"net/http"
-	"strconv"
-	"time"
-
-	"github.com/VictoriaMetrics/metrics"
-	"github.com/valyala/fastjson"
-
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlstorage"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/bytesutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/flagutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/protoparserutil"
-)
-
-var (
-	datadogStreamFields = flagutil.NewArrayString("datadog.streamFields", "Comma-separated list of fields to use as log stream fields for logs ingested via DataDog protocol. "+
-		"See https://docs.victoriametrics.com/victorialogs/data-ingestion/datadog-agent/#stream-fields")
-	datadogIgnoreFields = flagutil.NewArrayString("datadog.ignoreFields", "Comma-separated list of fields to ignore for logs ingested via DataDog protocol. "+
-		"See https://docs.victoriametrics.com/victorialogs/data-ingestion/datadog-agent/#dropping-fields")
-
-	maxRequestSize = flagutil.NewBytes("datadog.maxRequestSize", 64*1024*1024, "The maximum size in bytes of a single DataDog request")
-)
-
-var parserPool fastjson.ParserPool
-
-// RequestHandler processes Datadog insert requests
-func RequestHandler(path string, w http.ResponseWriter, r *http.Request) bool {
-	switch path {
-	case "/api/v1/validate":
-		fmt.Fprintf(w, `{}`)
-		return true
-	case "/api/v2/logs":
-		return datadogLogsIngestion(w, r)
-	default:
-		return false
-	}
-}
-
-func datadogLogsIngestion(w http.ResponseWriter, r *http.Request) bool {
-	w.Header().Add("Content-Type", "application/json")
-	startTime := time.Now()
-	v2LogsRequestsTotal.Inc()
-
-	var ts int64
-	if tsValue := r.Header.Get("dd-message-timestamp"); tsValue != "" && tsValue != "0" {
-		var err error
-		ts, err = strconv.ParseInt(tsValue, 10, 64)
-		if err != nil {
-			httpserver.Errorf(w, r, "could not parse dd-message-timestamp header value: %s", err)
-			return true
-		}
-		ts *= 1e6
-	} else {
-		ts = startTime.UnixNano()
-	}
-
-	cp, err := insertutil.GetCommonParams(r)
-	if err != nil {
-		httpserver.Errorf(w, r, "%s", err)
-		return true
-	}
-
-	if len(cp.StreamFields) == 0 {
-		cp.StreamFields = *datadogStreamFields
-	}
-	if len(cp.IgnoreFields) == 0 {
-		cp.IgnoreFields = *datadogIgnoreFields
-	}
-
-	if err := vlstorage.CanWriteData(); err != nil {
-		httpserver.Errorf(w, r, "%s", err)
-		return true
-	}
-
-	encoding := r.Header.Get("Content-Encoding")
-	err = protoparserutil.ReadUncompressedData(r.Body, encoding, maxRequestSize, func(data []byte) error {
-		lmp := cp.NewLogMessageProcessor("datadog", false)
-		err := readLogsRequest(ts, data, lmp)
-		lmp.MustClose()
-		return err
-	})
-	if err != nil {
-		httpserver.Errorf(w, r, "cannot read DataDog protocol data: %s", err)
-		return true
-	}
-
-	// update v2LogsRequestDuration only for successfully parsed requests
-	// There is no need in updating v2LogsRequestDuration for request errors,
-	// since their timings are usually much smaller than the timing for successful request parsing.
-	v2LogsRequestDuration.UpdateDuration(startTime)
-	w.WriteHeader(http.StatusAccepted)
-	fmt.Fprintf(w, `{}`)
-	return true
-}
-
-var (
-	v2LogsRequestsTotal   = metrics.NewCounter(`vl_http_requests_total{path="/insert/datadog/api/v2/logs"}`)
-	v2LogsRequestDuration = metrics.NewHistogram(`vl_http_request_duration_seconds{path="/insert/datadog/api/v2/logs"}`)
-)
-
-// datadog message field has two formats:
-//   - regular log message with string text
-//   - nested json format for serverless plugins
-//     which has the following format:
-//     {"message": {"message": "text","lamdba": {"arn": "string","requestID": "string"}, "timestamp": int64} }
-//
-// See https://github.com/DataDog/datadog-lambda-extension/blob/28b90c7e4e985b72d60b5f5a5147c69c7ac693c4/bottlecap/src/logs/lambda/mod.rs#L24
-func appendMsgFields(fields []logstorage.Field, v *fastjson.Value) ([]logstorage.Field, error) {
-	switch v.Type() {
-	case fastjson.TypeString:
-		val := v.GetStringBytes()
-		fields = append(fields, logstorage.Field{
-			Name:  "_msg",
-			Value: bytesutil.ToUnsafeString(val),
-		})
-	case fastjson.TypeObject:
-		var firstErr error
-		v.GetObject().Visit(func(k []byte, v *fastjson.Value) {
-			if firstErr != nil {
-				return
-			}
-			switch bytesutil.ToUnsafeString(k) {
-			case "message":
-				val := v.GetStringBytes()
-				fields = append(fields, logstorage.Field{
-					Name:  "_msg",
-					Value: bytesutil.ToUnsafeString(val),
-				})
-			case "status":
-				val := v.GetStringBytes()
-				fields = append(fields, logstorage.Field{
-					Name:  "status",
-					Value: bytesutil.ToUnsafeString(val),
-				})
-			case "lamdba":
-				obj, err := v.Object()
-				if err != nil {
-					firstErr = err
-					firstErr = fmt.Errorf("unexpected lambda value type for %q:%q; want object", k, v)
-					return
-				}
-				obj.Visit(func(k []byte, v *fastjson.Value) {
-					if firstErr != nil {
-						return
-					}
-					val, err := v.StringBytes()
-					if err != nil {
-						firstErr = fmt.Errorf("unexpected lambda label value type for %q:%q; want string", k, v)
-						return
-					}
-					fields = append(fields, logstorage.Field{
-						Name:  bytesutil.ToUnsafeString(k),
-						Value: bytesutil.ToUnsafeString(val),
-					})
-				})
-
-			}
-		})
-	default:
-		return fields, fmt.Errorf("unsupported message type %q", v.Type().String())
-	}
-	return fields, nil
-}
-
-// readLogsRequest parses data according to DataDog logs format
-// https://docs.datadoghq.com/api/latest/logs/#send-logs
-func readLogsRequest(ts int64, data []byte, lmp insertutil.LogMessageProcessor) error {
-	p := parserPool.Get()
-	defer parserPool.Put(p)
-	v, err := p.ParseBytes(data)
-	if err != nil {
-		return fmt.Errorf("cannot parse JSON request body: %w", err)
-	}
-	records, err := v.Array()
-	if err != nil {
-		return fmt.Errorf("cannot extract array from parsed JSON: %w", err)
-	}
-
-	var fields []logstorage.Field
-	for _, r := range records {
-		o, err := r.Object()
-		if err != nil {
-			return fmt.Errorf("could not extract log record: %w", err)
-		}
-		o.Visit(func(k []byte, v *fastjson.Value) {
-			if err != nil {
-				return
-			}
-			switch bytesutil.ToUnsafeString(k) {
-			case "message":
-				fields, err = appendMsgFields(fields, v)
-				if err != nil {
-					return
-				}
-			case "timestamp":
-				val, e := v.Int64()
-				if e != nil {
-					err = fmt.Errorf("failed to parse timestamp for %q:%q", k, v)
-				}
-				if val > 0 {
-					ts = val * 1e6
-				}
-			case "ddtags":
-				// https://docs.datadoghq.com/getting_started/tagging/
-				val, e := v.StringBytes()
-				if e != nil {
-					err = fmt.Errorf("unexpected label value type for %q:%q; want string", k, v)
-					return
-				}
-				var pair []byte
-				idx := 0
-				for idx >= 0 {
-					idx = bytes.IndexByte(val, ',')
-					if idx < 0 {
-						pair = val
-					} else {
-						pair = val[:idx]
-						val = val[idx+1:]
-					}
-					if len(pair) > 0 {
-						n := bytes.IndexByte(pair, ':')
-						if n < 0 {
-							// No tag value.
-							fields = append(fields, logstorage.Field{
-								Name:  bytesutil.ToUnsafeString(pair),
-								Value: "no_label_value",
-							})
-						}
-						fields = append(fields, logstorage.Field{
-							Name:  bytesutil.ToUnsafeString(pair[:n]),
-							Value: bytesutil.ToUnsafeString(pair[n+1:]),
-						})
-					}
-				}
-			default:
-				val, e := v.StringBytes()
-				if e != nil {
-					err = fmt.Errorf("unexpected label value type for %q:%q; want string", k, v)
-					return
-				}
-				fields = append(fields, logstorage.Field{
-					Name:  bytesutil.ToUnsafeString(k),
-					Value: bytesutil.ToUnsafeString(val),
-				})
-			}
-		})
-		if err != nil {
-			return err
-		}
-		lmp.AddRow(ts, fields, nil)
-		fields = fields[:0]
-	}
-	return nil
-}

app/vlinsert/datadog/datadog_test.go

@@ -1,104 +0,0 @@
-package datadog
-
-import (
-	"testing"
-	"time"
-
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutil"
-)
-
-func TestReadLogsRequestFailure(t *testing.T) {
-	f := func(data string) {
-		t.Helper()
-
-		ts := time.Now().UnixNano()
-
-		lmp := &insertutil.TestLogMessageProcessor{}
-		if err := readLogsRequest(ts, []byte(data), lmp); err == nil {
-			t.Fatalf("expecting non-empty error")
-		}
-		if err := lmp.Verify(nil, ""); err != nil {
-			t.Fatalf("unexpected error: %s", err)
-		}
-	}
-	f("foobar")
-	f(`{}`)
-	f(`["create":{}]`)
-	f(`{"create":{}}
-foobar`)
-}
-
-func TestReadLogsRequestSuccess(t *testing.T) {
-	f := func(data string, rowsExpected int, resultExpected string) {
-		t.Helper()
-
-		ts := time.Now().UnixNano()
-		var timestampsExpected []int64
-		for i := 0; i < rowsExpected; i++ {
-			timestampsExpected = append(timestampsExpected, ts)
-		}
-		lmp := &insertutil.TestLogMessageProcessor{}
-		if err := readLogsRequest(ts, []byte(data), lmp); err != nil {
-			t.Fatalf("unexpected error: %s", err)
-		}
-		if err := lmp.Verify(timestampsExpected, resultExpected); err != nil {
-			t.Fatalf("unexpected error: %s", err)
-		}
-	}
-
-	// Verify non-empty data
-	data := `[
-		{
-			"ddsource":"nginx",
-			"ddtags":"tag1:value1,tag2:value2",
-			"hostname":"127.0.0.1",
-			"message":"bar",
-			"service":"test"
-		}, {
-			"ddsource":"nginx",
-                        "ddtags":"tag1:value1,tag2:value2",
-                        "hostname":"127.0.0.1",
-                        "message":{"message": "nested"},
-                        "service":"test"
-		}, {
-			"ddsource":"nginx",
-			"ddtags":"tag1:value1,tag2:value2",
-			"hostname":"127.0.0.1",
-			"message":"foobar",
-			"service":"test"
-		}, {
-			"ddsource":"nginx",
-			"ddtags":"tag1:value1,tag2:value2",
-			"hostname":"127.0.0.1",
-			"message":"baz",
-			"service":"test"
-		}, {
-			"ddsource":"nginx",
-			"ddtags":"tag1:value1,tag2:value2",
-			"hostname":"127.0.0.1",
-			"message":"xyz",
-			"service":"test"
-		}, {
-			"ddsource": "nginx",
-			"ddtags":"tag1:value1,tag2:value2,",
-			"hostname":"127.0.0.1",
-                        "message":"xyz",
-                        "service":"test"
-                }, {
-			"ddsource":"nginx",
-			"ddtags":",tag1:value1,tag2:value2",
-			"hostname":"127.0.0.1",
-                        "message":"xyz",
-                        "service":"test"
-		}
-	]`
-	rowsExpected := 7
-	resultExpected := `{"ddsource":"nginx","tag1":"value1","tag2":"value2","hostname":"127.0.0.1","_msg":"bar","service":"test"}
-{"ddsource":"nginx","tag1":"value1","tag2":"value2","hostname":"127.0.0.1","_msg":"nested","service":"test"}
-{"ddsource":"nginx","tag1":"value1","tag2":"value2","hostname":"127.0.0.1","_msg":"foobar","service":"test"}
-{"ddsource":"nginx","tag1":"value1","tag2":"value2","hostname":"127.0.0.1","_msg":"baz","service":"test"}
-{"ddsource":"nginx","tag1":"value1","tag2":"value2","hostname":"127.0.0.1","_msg":"xyz","service":"test"}
-{"ddsource":"nginx","tag1":"value1","tag2":"value2","hostname":"127.0.0.1","_msg":"xyz","service":"test"}
-{"ddsource":"nginx","tag1":"value1","tag2":"value2","hostname":"127.0.0.1","_msg":"xyz","service":"test"}`
-	f(data, rowsExpected, resultExpected)
-}

app/vlinsert/elasticsearch/elasticsearch.go

@@ -1,23 +1,27 @@
 package elasticsearch
 
 import (
+	"bufio"
+	"errors"
 	"flag"
 	"fmt"
 	"io"
+	"math"
 	"net/http"
+	"strconv"
 	"strings"
 	"time"
 
 	"github.com/VictoriaMetrics/metrics"
 
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutil"
+	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutils"
 	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlstorage"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/bufferedwriter"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/bytesutil"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logger"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/protoparserutil"
+	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/common"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/writeconcurrencylimiter"
 )
 
@@ -53,14 +57,8 @@ func RequestHandler(path string, w http.ResponseWriter, r *http.Request) bool {
 		fmt.Fprintf(w, `{}`)
 		return true
 	}
-	if strings.HasPrefix(path, "/logstash") || strings.HasPrefix(path, "/_logstash") {
-		// Return fake response for Logstash APIs requests.
-		// See: https://www.elastic.co/guide/en/elasticsearch/reference/8.8/logstash-apis.html
-		fmt.Fprintf(w, `{}`)
-		return true
-	}
 	switch path {
-	case "/", "":
+	case "/":
 		switch r.Method {
 		case http.MethodGet:
 			// Return fake response for Elasticsearch ping request.
@@ -90,7 +88,7 @@ func RequestHandler(path string, w http.ResponseWriter, r *http.Request) bool {
 		startTime := time.Now()
 		bulkRequestsTotal.Inc()
 
-		cp, err := insertutil.GetCommonParams(r)
+		cp, err := insertutils.GetCommonParams(r)
 		if err != nil {
 			httpserver.Errorf(w, r, "%s", err)
 			return true
@@ -99,10 +97,9 @@ func RequestHandler(path string, w http.ResponseWriter, r *http.Request) bool {
 			httpserver.Errorf(w, r, "%s", err)
 			return true
 		}
-		lmp := cp.NewLogMessageProcessor("elasticsearch_bulk", true)
-		encoding := r.Header.Get("Content-Encoding")
-		streamName := fmt.Sprintf("remoteAddr=%s, requestURI=%q", httpserver.GetQuotedRemoteAddr(r), r.RequestURI)
-		n, err := readBulkRequest(streamName, r.Body, encoding, cp.TimeFields, cp.MsgFields, lmp)
+		lmp := cp.NewLogMessageProcessor()
+		isGzip := r.Header.Get("Content-Encoding") == "gzip"
+		n, err := readBulkRequest(r.Body, isGzip, cp.TimeField, cp.MsgField, lmp)
 		lmp.MustClose()
 		if err != nil {
 			logger.Warnf("cannot decode log message #%d in /_bulk request: %s, stream fields: %s", n, err, cp.StreamFields)
@@ -128,44 +125,67 @@ func RequestHandler(path string, w http.ResponseWriter, r *http.Request) bool {
 
 var (
 	bulkRequestsTotal   = metrics.NewCounter(`vl_http_requests_total{path="/insert/elasticsearch/_bulk"}`)
+	rowsIngestedTotal   = metrics.NewCounter(`vl_rows_ingested_total{type="elasticsearch_bulk"}`)
 	bulkRequestDuration = metrics.NewHistogram(`vl_http_request_duration_seconds{path="/insert/elasticsearch/_bulk"}`)
 )
 
-func readBulkRequest(streamName string, r io.Reader, encoding string, timeFields, msgFields []string, lmp insertutil.LogMessageProcessor) (int, error) {
+func readBulkRequest(r io.Reader, isGzip bool, timeField, msgField string, lmp insertutils.LogMessageProcessor) (int, error) {
 	// See https://www.elastic.co/guide/en/elasticsearch/reference/current/docs-bulk.html
 
-	reader, err := protoparserutil.GetUncompressedReader(r, encoding)
-	if err != nil {
-		return 0, fmt.Errorf("cannot decode Elasticsearch protocol data: %w", err)
+	if isGzip {
+		zr, err := common.GetGzipReader(r)
+		if err != nil {
+			return 0, fmt.Errorf("cannot read gzipped _bulk request: %w", err)
+		}
+		defer common.PutGzipReader(zr)
+		r = zr
 	}
-	defer protoparserutil.PutUncompressedReader(reader)
 
-	wcr := writeconcurrencylimiter.GetReader(reader)
+	wcr := writeconcurrencylimiter.GetReader(r)
 	defer writeconcurrencylimiter.PutReader(wcr)
 
-	lr := insertutil.NewLineReader(streamName, wcr)
+	lb := lineBufferPool.Get()
+	defer lineBufferPool.Put(lb)
+
+	lb.B = bytesutil.ResizeNoCopyNoOverallocate(lb.B, insertutils.MaxLineSizeBytes.IntN())
+	sc := bufio.NewScanner(wcr)
+	sc.Buffer(lb.B, len(lb.B))
 
 	n := 0
+	nCheckpoint := 0
 	for {
-		ok, err := readBulkLine(lr, timeFields, msgFields, lmp)
+		ok, err := readBulkLine(sc, timeField, msgField, lmp)
 		wcr.DecConcurrency()
 		if err != nil || !ok {
+			rowsIngestedTotal.Add(n - nCheckpoint)
 			return n, err
 		}
 		n++
+		if batchSize := n - nCheckpoint; n >= 1000 {
+			rowsIngestedTotal.Add(batchSize)
+			nCheckpoint = n
+		}
 	}
 }
 
-func readBulkLine(lr *insertutil.LineReader, timeFields, msgFields []string, lmp insertutil.LogMessageProcessor) (bool, error) {
+var lineBufferPool bytesutil.ByteBufferPool
+
+func readBulkLine(sc *bufio.Scanner, timeField, msgField string, lmp insertutils.LogMessageProcessor) (bool, error) {
 	var line []byte
 
 	// Read the command, must be "create" or "index"
 	for len(line) == 0 {
-		if !lr.NextLine() {
-			err := lr.Err()
-			return false, err
+		if !sc.Scan() {
+			if err := sc.Err(); err != nil {
+				if errors.Is(err, bufio.ErrTooLong) {
+					return false, fmt.Errorf(`cannot read "create" or "index" command, since its size exceeds -insert.maxLineSizeBytes=%d`,
+						insertutils.MaxLineSizeBytes.IntN())
+				}
+				return false, err
+			}
+			return false, nil
 		}
-		line = lr.Line
+		line = sc.Bytes()
 	}
 	lineStr := bytesutil.ToUnsafeString(line)
 	if !strings.Contains(lineStr, `"create"`) && !strings.Contains(lineStr, `"index"`) {
@@ -173,51 +193,47 @@ func readBulkLine(lr *insertutil.LineReader, timeFields, msgFields []string, lmp
 	}
 
 	// Decode log message
-	if !lr.NextLine() {
-		if err := lr.Err(); err != nil {
+	if !sc.Scan() {
+		if err := sc.Err(); err != nil {
+			if errors.Is(err, bufio.ErrTooLong) {
+				return false, fmt.Errorf("cannot read log message, since its size exceeds -insert.maxLineSizeBytes=%d", insertutils.MaxLineSizeBytes.IntN())
+			}
 			return false, err
 		}
 		return false, fmt.Errorf(`missing log message after the "create" or "index" command`)
 	}
-	line = lr.Line
-	if len(line) == 0 {
-		// Special case - the line could be too long, so it was skipped.
-		// Continue parsing next lines.
-		return true, nil
-	}
+	line = sc.Bytes()
 	p := logstorage.GetJSONParser()
 	if err := p.ParseLogMessage(line); err != nil {
 		return false, fmt.Errorf("cannot parse json-encoded log entry: %w", err)
 	}
 
-	ts, err := extractTimestampFromFields(timeFields, p.Fields)
+	ts, err := extractTimestampFromFields(timeField, p.Fields)
 	if err != nil {
 		return false, fmt.Errorf("cannot parse timestamp: %w", err)
 	}
 	if ts == 0 {
 		ts = time.Now().UnixNano()
 	}
-	logstorage.RenameField(p.Fields, msgFields, "_msg")
-	lmp.AddRow(ts, p.Fields, nil)
+	logstorage.RenameField(p.Fields, msgField, "_msg")
+	lmp.AddRow(ts, p.Fields)
 	logstorage.PutJSONParser(p)
 
 	return true, nil
 }
 
-func extractTimestampFromFields(timeFields []string, fields []logstorage.Field) (int64, error) {
-	for _, timeField := range timeFields {
-		for i := range fields {
-			f := &fields[i]
-			if f.Name != timeField {
-				continue
-			}
-			timestamp, err := parseElasticsearchTimestamp(f.Value)
-			if err != nil {
-				return 0, err
-			}
-			f.Value = ""
-			return timestamp, nil
+func extractTimestampFromFields(timeField string, fields []logstorage.Field) (int64, error) {
+	for i := range fields {
+		f := &fields[i]
+		if f.Name != timeField {
+			continue
 		}
+		timestamp, err := parseElasticsearchTimestamp(f.Value)
+		if err != nil {
+			return 0, err
+		}
+		f.Value = ""
+		return timestamp, nil
 	}
 	return 0, nil
 }
@@ -229,8 +245,19 @@ func parseElasticsearchTimestamp(s string) (int64, error) {
 		return 0, nil
 	}
 	if len(s) < len("YYYY-MM-DD") || s[len("YYYY")] != '-' {
-		// Try parsing timestamp in seconds or milliseconds
-		return insertutil.ParseUnixTimestamp(s)
+		// Try parsing timestamp in milliseconds
+		n, err := strconv.ParseInt(s, 10, 64)
+		if err != nil {
+			return 0, fmt.Errorf("cannot parse timestamp in milliseconds from %q: %w", s, err)
+		}
+		if n > int64(math.MaxInt64)/1e6 {
+			return 0, fmt.Errorf("too big timestamp in milliseconds: %d; mustn't exceed %d", n, int64(math.MaxInt64)/1e6)
+		}
+		if n < int64(math.MinInt64)/1e6 {
+			return 0, fmt.Errorf("too small timestamp in milliseconds: %d; must be bigger than %d", n, int64(math.MinInt64)/1e6)
+		}
+		n *= 1e6
+		return n, nil
 	}
 	if len(s) == len("YYYY-MM-DD") {
 		t, err := time.Parse("2006-01-02", s)

app/vlinsert/elasticsearch/elasticsearch_test.go

@@ -2,24 +2,20 @@ package elasticsearch
 
 import (
 	"bytes"
+	"compress/gzip"
 	"fmt"
-	"github.com/golang/snappy"
-	"github.com/klauspost/compress/gzip"
-	"github.com/klauspost/compress/zlib"
-	"github.com/klauspost/compress/zstd"
-	"io"
 	"testing"
 
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutil"
+	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutils"
 )
 
 func TestReadBulkRequest_Failure(t *testing.T) {
 	f := func(data string) {
 		t.Helper()
 
-		tlp := &insertutil.TestLogMessageProcessor{}
+		tlp := &insertutils.TestLogMessageProcessor{}
 		r := bytes.NewBufferString(data)
-		rows, err := readBulkRequest("test", r, "", []string{"_time"}, []string{"_msg"}, tlp)
+		rows, err := readBulkRequest(r, false, "_time", "_msg", tlp)
 		if err == nil {
 			t.Fatalf("expecting non-empty error")
 		}
@@ -37,87 +33,66 @@ foobar`)
 }
 
 func TestReadBulkRequest_Success(t *testing.T) {
-	f := func(data, encoding, timeField, msgField string, timestampsExpected []int64, resultExpected string) {
+	f := func(data, timeField, msgField string, rowsExpected int, timestampsExpected []int64, resultExpected string) {
 		t.Helper()
 
-		timeFields := []string{"non_existing_foo", timeField, "non_existing_bar"}
-		msgFields := []string{"non_existing_foo", msgField, "non_exiting_bar"}
-		tlp := &insertutil.TestLogMessageProcessor{}
+		tlp := &insertutils.TestLogMessageProcessor{}
 
 		// Read the request without compression
 		r := bytes.NewBufferString(data)
-		rows, err := readBulkRequest("test", r, "", timeFields, msgFields, tlp)
+		rows, err := readBulkRequest(r, false, timeField, msgField, tlp)
 		if err != nil {
 			t.Fatalf("unexpected error: %s", err)
 		}
-		if rows != len(timestampsExpected) {
-			t.Fatalf("unexpected rows read; got %d; want %d", rows, len(timestampsExpected))
+		if rows != rowsExpected {
+			t.Fatalf("unexpected rows read; got %d; want %d", rows, rowsExpected)
 		}
-		if err := tlp.Verify(timestampsExpected, resultExpected); err != nil {
+		if err := tlp.Verify(rowsExpected, timestampsExpected, resultExpected); err != nil {
 			t.Fatal(err)
 		}
 
 		// Read the request with compression
-		tlp = &insertutil.TestLogMessageProcessor{}
-		if encoding != "" {
-			data = compressData(data, encoding)
-		}
-		r = bytes.NewBufferString(data)
-		rows, err = readBulkRequest("test", r, encoding, timeFields, msgFields, tlp)
+		tlp = &insertutils.TestLogMessageProcessor{}
+		compressedData := compressData(data)
+		r = bytes.NewBufferString(compressedData)
+		rows, err = readBulkRequest(r, true, timeField, msgField, tlp)
 		if err != nil {
 			t.Fatalf("unexpected error: %s", err)
 		}
-		if rows != len(timestampsExpected) {
-			t.Fatalf("unexpected rows read; got %d; want %d", rows, len(timestampsExpected))
+		if rows != rowsExpected {
+			t.Fatalf("unexpected rows read; got %d; want %d", rows, rowsExpected)
 		}
-		if err := tlp.Verify(timestampsExpected, resultExpected); err != nil {
+		if err := tlp.Verify(rowsExpected, timestampsExpected, resultExpected); err != nil {
 			t.Fatalf("verification failure after compression: %s", err)
 		}
 	}
 
 	// Verify an empty data
-	f("", "gzip", "_time", "_msg", nil, "")
-	f("\n", "gzip", "_time", "_msg", nil, "")
-	f("\n\n", "gzip", "_time", "_msg", nil, "")
+	f("", "_time", "_msg", 0, nil, "")
+	f("\n", "_time", "_msg", 0, nil, "")
+	f("\n\n", "_time", "_msg", 0, nil, "")
 
 	// Verify non-empty data
 	data := `{"create":{"_index":"filebeat-8.8.0"}}
 {"@timestamp":"2023-06-06T04:48:11.735Z","log":{"offset":71770,"file":{"path":"/var/log/auth.log"}},"message":"foobar"}
 {"create":{"_index":"filebeat-8.8.0"}}
-{"@timestamp":"2023-06-06 04:48:12.735+01:00","message":"baz"}
+{"@timestamp":"2023-06-06T04:48:12.735Z","message":"baz"}
 {"index":{"_index":"filebeat-8.8.0"}}
-{"message":"xyz","@timestamp":"1686026893735","x":"y"}
-{"create":{"_index":"filebeat-8.8.0"}}
-{"message":"qwe rty","@timestamp":"1686026893"}
-{"create":{"_index":"filebeat-8.8.0"}}
-{"message":"qwe rty float","@timestamp":"1686026123.62"}
+{"message":"xyz","@timestamp":"2023-06-06T04:48:13.735Z","x":"y"}
 `
 	timeField := "@timestamp"
 	msgField := "message"
-	timestampsExpected := []int64{1686026891735000000, 1686023292735000000, 1686026893735000000, 1686026893000000000, 1686026123620000000}
-	resultExpected := `{"log.offset":"71770","log.file.path":"/var/log/auth.log","_msg":"foobar"}
-{"_msg":"baz"}
-{"_msg":"xyz","x":"y"}
-{"_msg":"qwe rty"}
-{"_msg":"qwe rty float"}`
-	f(data, "zstd", timeField, msgField, timestampsExpected, resultExpected)
+	rowsExpected := 3
+	timestampsExpected := []int64{1686026891735000000, 1686026892735000000, 1686026893735000000}
+	resultExpected := `{"@timestamp":"","log.offset":"71770","log.file.path":"/var/log/auth.log","_msg":"foobar"}
+{"@timestamp":"","_msg":"baz"}
+{"_msg":"xyz","@timestamp":"","x":"y"}`
+	f(data, timeField, msgField, rowsExpected, timestampsExpected, resultExpected)
 }
 
-func compressData(s string, encoding string) string {
+func compressData(s string) string {
 	var bb bytes.Buffer
-	var zw io.WriteCloser
-	switch encoding {
-	case "gzip":
-		zw = gzip.NewWriter(&bb)
-	case "zstd":
-		zw, _ = zstd.NewWriter(&bb)
-	case "snappy":
-		return string(snappy.Encode(nil, []byte(s)))
-	case "deflate":
-		zw = zlib.NewWriter(&bb)
-	default:
-		panic(fmt.Errorf("%q encoding is not supported", encoding))
-	}
+	zw := gzip.NewWriter(&bb)
 	if _, err := zw.Write([]byte(s)); err != nil {
 		panic(fmt.Errorf("unexpected error when compressing data: %w", err))
 	}

app/vlinsert/elasticsearch/elasticsearch_timing_test.go

@@ -5,29 +5,20 @@ import (
 	"fmt"
 	"testing"
 
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutil"
+	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutils"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/bytesutil"
 )
 
 func BenchmarkReadBulkRequest(b *testing.B) {
-	b.Run("encoding:none", func(b *testing.B) {
-		benchmarkReadBulkRequest(b, "")
+	b.Run("gzip:off", func(b *testing.B) {
+		benchmarkReadBulkRequest(b, false)
 	})
-	b.Run("encoding:gzip", func(b *testing.B) {
-		benchmarkReadBulkRequest(b, "gzip")
-	})
-	b.Run("encoding:zstd", func(b *testing.B) {
-		benchmarkReadBulkRequest(b, "zstd")
-	})
-	b.Run("encoding:deflate", func(b *testing.B) {
-		benchmarkReadBulkRequest(b, "deflate")
-	})
-	b.Run("encoding:snappy", func(b *testing.B) {
-		benchmarkReadBulkRequest(b, "snappy")
+	b.Run("gzip:on", func(b *testing.B) {
+		benchmarkReadBulkRequest(b, true)
 	})
 }
 
-func benchmarkReadBulkRequest(b *testing.B, encoding string) {
+func benchmarkReadBulkRequest(b *testing.B, isGzip bool) {
 	data := `{"create":{"_index":"filebeat-8.8.0"}}
 {"@timestamp":"2023-06-06T04:48:11.735Z","log":{"offset":71770,"file":{"path":"/var/log/auth.log"}},"message":"foobar"}
 {"create":{"_index":"filebeat-8.8.0"}}
@@ -35,14 +26,14 @@ func benchmarkReadBulkRequest(b *testing.B, encoding string) {
 {"create":{"_index":"filebeat-8.8.0"}}
 {"message":"xyz","@timestamp":"2023-06-06T04:48:13.735Z","x":"y"}
 `
-	if encoding != "" {
-		data = compressData(data, encoding)
+	if isGzip {
+		data = compressData(data)
 	}
 	dataBytes := bytesutil.ToUnsafeBytes(data)
 
-	timeFields := []string{"@timestamp"}
-	msgFields := []string{"message"}
-	blp := &insertutil.BenchmarkLogMessageProcessor{}
+	timeField := "@timestamp"
+	msgField := "message"
+	blp := &insertutils.BenchmarkLogMessageProcessor{}
 
 	b.ReportAllocs()
 	b.SetBytes(int64(len(data)))
@@ -50,7 +41,7 @@ func benchmarkReadBulkRequest(b *testing.B, encoding string) {
 		r := &bytes.Reader{}
 		for pb.Next() {
 			r.Reset(dataBytes)
-			_, err := readBulkRequest("test", r, encoding, timeFields, msgFields, blp)
+			_, err := readBulkRequest(r, isGzip, timeField, msgField, blp)
 			if err != nil {
 				panic(fmt.Errorf("unexpected error: %w", err))
 			}

app/vlinsert/insertutil/common_params.go

@@ -1,308 +0,0 @@
-package insertutil
-
-import (
-	"flag"
-	"fmt"
-	"net/http"
-	"strconv"
-	"strings"
-	"sync"
-	"time"
-
-	"github.com/VictoriaMetrics/metrics"
-
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlstorage"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/httputil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logger"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/timeutil"
-)
-
-var (
-	defaultMsgValue = flag.String("defaultMsgValue", "missing _msg field; see https://docs.victoriametrics.com/victorialogs/keyconcepts/#message-field",
-		"Default value for _msg field if the ingested log entry doesn't contain it; see https://docs.victoriametrics.com/victorialogs/keyconcepts/#message-field")
-)
-
-// CommonParams contains common HTTP parameters used by log ingestion APIs.
-//
-// See https://docs.victoriametrics.com/victorialogs/data-ingestion/#http-parameters
-type CommonParams struct {
-	TenantID         logstorage.TenantID
-	TimeFields       []string
-	MsgFields        []string
-	StreamFields     []string
-	IgnoreFields     []string
-	DecolorizeFields []string
-	ExtraFields      []logstorage.Field
-
-	Debug           bool
-	DebugRequestURI string
-	DebugRemoteAddr string
-}
-
-// GetCommonParams returns CommonParams from r.
-func GetCommonParams(r *http.Request) (*CommonParams, error) {
-	// Extract tenantID
-	tenantID, err := logstorage.GetTenantIDFromRequest(r)
-	if err != nil {
-		return nil, err
-	}
-
-	timeFields := []string{"_time"}
-	if tfs := httputil.GetArray(r, "_time_field", "VL-Time-Field"); len(tfs) > 0 {
-		timeFields = tfs
-	}
-
-	msgFields := httputil.GetArray(r, "_msg_field", "VL-Msg-Field")
-	streamFields := httputil.GetArray(r, "_stream_fields", "VL-Stream-Fields")
-	ignoreFields := httputil.GetArray(r, "ignore_fields", "VL-Ignore-Fields")
-	decolorizeFields := httputil.GetArray(r, "decolorize_fields", "VL-Decolorize-Fields")
-
-	extraFields, err := getExtraFields(r)
-	if err != nil {
-		return nil, err
-	}
-
-	debug := false
-	if dv := httputil.GetRequestValue(r, "debug", "VL-Debug"); dv != "" {
-		debug, err = strconv.ParseBool(dv)
-		if err != nil {
-			return nil, fmt.Errorf("cannot parse debug=%q: %w", dv, err)
-		}
-	}
-	debugRequestURI := ""
-	debugRemoteAddr := ""
-	if debug {
-		debugRequestURI = httpserver.GetRequestURI(r)
-		debugRemoteAddr = httpserver.GetQuotedRemoteAddr(r)
-	}
-
-	cp := &CommonParams{
-		TenantID:         tenantID,
-		TimeFields:       timeFields,
-		MsgFields:        msgFields,
-		StreamFields:     streamFields,
-		IgnoreFields:     ignoreFields,
-		DecolorizeFields: decolorizeFields,
-		ExtraFields:      extraFields,
-		Debug:            debug,
-		DebugRequestURI:  debugRequestURI,
-		DebugRemoteAddr:  debugRemoteAddr,
-	}
-
-	return cp, nil
-}
-
-func getExtraFields(r *http.Request) ([]logstorage.Field, error) {
-	efs := httputil.GetArray(r, "extra_fields", "VL-Extra-Fields")
-	if len(efs) == 0 {
-		return nil, nil
-	}
-
-	extraFields := make([]logstorage.Field, len(efs))
-	for i, ef := range efs {
-		n := strings.Index(ef, "=")
-		if n <= 0 || n == len(ef)-1 {
-			return nil, fmt.Errorf(`invalid extra_field format: %q; must be in the form "field=value"`, ef)
-		}
-		extraFields[i] = logstorage.Field{
-			Name:  ef[:n],
-			Value: ef[n+1:],
-		}
-	}
-	return extraFields, nil
-}
-
-// GetCommonParamsForSyslog returns common params needed for parsing syslog messages and storing them to the given tenantID.
-func GetCommonParamsForSyslog(tenantID logstorage.TenantID, streamFields, ignoreFields, decolorizeFields []string, extraFields []logstorage.Field) *CommonParams {
-	// See https://docs.victoriametrics.com/victorialogs/logsql/#unpack_syslog-pipe
-	if streamFields == nil {
-		streamFields = []string{
-			"hostname",
-			"app_name",
-			"proc_id",
-		}
-	}
-	cp := &CommonParams{
-		TenantID: tenantID,
-		TimeFields: []string{
-			"timestamp",
-		},
-		MsgFields: []string{
-			"message",
-		},
-		StreamFields:     streamFields,
-		IgnoreFields:     ignoreFields,
-		DecolorizeFields: decolorizeFields,
-		ExtraFields:      extraFields,
-	}
-
-	return cp
-}
-
-// LogMessageProcessor is an interface for log message processors.
-type LogMessageProcessor interface {
-	// AddRow must add row to the LogMessageProcessor with the given timestamp and fields.
-	//
-	// If streamFields is non-nil, then the given streamFields must be used as log stream fields instead of pre-configured fields.
-	//
-	// The LogMessageProcessor implementation cannot hold references to fields, since the caller can reuse them.
-	AddRow(timestamp int64, fields, streamFields []logstorage.Field)
-
-	// MustClose() must flush all the remaining fields and free up resources occupied by LogMessageProcessor.
-	MustClose()
-}
-
-type logMessageProcessor struct {
-	mu            sync.Mutex
-	wg            sync.WaitGroup
-	stopCh        chan struct{}
-	lastFlushTime time.Time
-
-	cp *CommonParams
-	lr *logstorage.LogRows
-
-	rowsIngestedTotal  *metrics.Counter
-	bytesIngestedTotal *metrics.Counter
-}
-
-func (lmp *logMessageProcessor) initPeriodicFlush() {
-	lmp.lastFlushTime = time.Now()
-
-	lmp.wg.Add(1)
-	go func() {
-		defer lmp.wg.Done()
-
-		d := timeutil.AddJitterToDuration(time.Second)
-		ticker := time.NewTicker(d)
-		defer ticker.Stop()
-
-		for {
-			select {
-			case <-lmp.stopCh:
-				return
-			case <-ticker.C:
-				lmp.mu.Lock()
-				if time.Since(lmp.lastFlushTime) >= d {
-					lmp.flushLocked()
-				}
-				lmp.mu.Unlock()
-			}
-		}
-	}()
-}
-
-// AddRow adds new log message to lmp with the given timestamp and fields.
-//
-// If streamFields is non-nil, then it is used as log stream fields instead of the pre-configured stream fields.
-func (lmp *logMessageProcessor) AddRow(timestamp int64, fields, streamFields []logstorage.Field) {
-	lmp.rowsIngestedTotal.Inc()
-	n := logstorage.EstimatedJSONRowLen(fields)
-	lmp.bytesIngestedTotal.Add(n)
-
-	if len(fields) > *MaxFieldsPerLine {
-		line := logstorage.MarshalFieldsToJSON(nil, fields)
-		logger.Warnf("dropping log line with %d fields; it exceeds -insert.maxFieldsPerLine=%d; %s", len(fields), *MaxFieldsPerLine, line)
-		rowsDroppedTotalTooManyFields.Inc()
-		return
-	}
-
-	lmp.mu.Lock()
-	defer lmp.mu.Unlock()
-
-	lmp.lr.MustAdd(lmp.cp.TenantID, timestamp, fields, streamFields)
-
-	if lmp.cp.Debug {
-		s := lmp.lr.GetRowString(0)
-		lmp.lr.ResetKeepSettings()
-		logger.Infof("remoteAddr=%s; requestURI=%s; ignoring log entry because of `debug` arg: %s", lmp.cp.DebugRemoteAddr, lmp.cp.DebugRequestURI, s)
-		rowsDroppedTotalDebug.Inc()
-		return
-	}
-	if lmp.lr.NeedFlush() {
-		lmp.flushLocked()
-	}
-}
-
-// InsertRowProcessor is used by native data ingestion protocol parser.
-type InsertRowProcessor interface {
-	// AddInsertRow must add r to the underlying storage.
-	AddInsertRow(r *logstorage.InsertRow)
-}
-
-// AddInsertRow adds r to lmp.
-func (lmp *logMessageProcessor) AddInsertRow(r *logstorage.InsertRow) {
-	lmp.rowsIngestedTotal.Inc()
-	n := logstorage.EstimatedJSONRowLen(r.Fields)
-	lmp.bytesIngestedTotal.Add(n)
-
-	if len(r.Fields) > *MaxFieldsPerLine {
-		line := logstorage.MarshalFieldsToJSON(nil, r.Fields)
-		logger.Warnf("dropping log line with %d fields; it exceeds -insert.maxFieldsPerLine=%d; %s", len(r.Fields), *MaxFieldsPerLine, line)
-		rowsDroppedTotalTooManyFields.Inc()
-		return
-	}
-
-	lmp.mu.Lock()
-	defer lmp.mu.Unlock()
-
-	lmp.lr.MustAddInsertRow(r)
-
-	if lmp.cp.Debug {
-		s := lmp.lr.GetRowString(0)
-		lmp.lr.ResetKeepSettings()
-		logger.Infof("remoteAddr=%s; requestURI=%s; ignoring log entry because of `debug` arg: %s", lmp.cp.DebugRemoteAddr, lmp.cp.DebugRequestURI, s)
-		rowsDroppedTotalDebug.Inc()
-		return
-	}
-	if lmp.lr.NeedFlush() {
-		lmp.flushLocked()
-	}
-}
-
-// flushLocked must be called under locked lmp.mu.
-func (lmp *logMessageProcessor) flushLocked() {
-	lmp.lastFlushTime = time.Now()
-	vlstorage.MustAddRows(lmp.lr)
-	lmp.lr.ResetKeepSettings()
-}
-
-// MustClose flushes the remaining data to the underlying storage and closes lmp.
-func (lmp *logMessageProcessor) MustClose() {
-	close(lmp.stopCh)
-	lmp.wg.Wait()
-
-	lmp.flushLocked()
-	logstorage.PutLogRows(lmp.lr)
-	lmp.lr = nil
-}
-
-// NewLogMessageProcessor returns new LogMessageProcessor for the given cp.
-//
-// MustClose() must be called on the returned LogMessageProcessor when it is no longer needed.
-func (cp *CommonParams) NewLogMessageProcessor(protocolName string, isStreamMode bool) LogMessageProcessor {
-	lr := logstorage.GetLogRows(cp.StreamFields, cp.IgnoreFields, cp.DecolorizeFields, cp.ExtraFields, *defaultMsgValue)
-	rowsIngestedTotal := metrics.GetOrCreateCounter(fmt.Sprintf("vl_rows_ingested_total{type=%q}", protocolName))
-	bytesIngestedTotal := metrics.GetOrCreateCounter(fmt.Sprintf("vl_bytes_ingested_total{type=%q}", protocolName))
-	lmp := &logMessageProcessor{
-		cp: cp,
-		lr: lr,
-
-		rowsIngestedTotal:  rowsIngestedTotal,
-		bytesIngestedTotal: bytesIngestedTotal,
-
-		stopCh: make(chan struct{}),
-	}
-
-	if isStreamMode {
-		lmp.initPeriodicFlush()
-	}
-
-	return lmp
-}
-
-var (
-	rowsDroppedTotalDebug         = metrics.NewCounter(`vl_rows_dropped_total{reason="debug"}`)
-	rowsDroppedTotalTooManyFields = metrics.NewCounter(`vl_rows_dropped_total{reason="too_many_fields"}`)
-)

app/vlinsert/insertutil/line_reader.go

@@ -1,146 +0,0 @@
-package insertutil
-
-import (
-	"bytes"
-	"errors"
-	"fmt"
-	"io"
-
-	"github.com/VictoriaMetrics/metrics"
-
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logger"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/slicesutil"
-)
-
-// LineReader reads newline-delimited lines from the underlying reader
-type LineReader struct {
-	// Line contains the next line read after the call to NextLine
-	//
-	// The Line contents is valid until the next call to NextLine.
-	Line []byte
-
-	// name is the LineReader name
-	name string
-
-	// r is the underlying reader to read data from
-	r io.Reader
-
-	// buf is a buffer for reading the next line
-	buf []byte
-
-	// bufOffset is the offset at buf to read the next line from
-	bufOffset int
-
-	// err is the last error when reading data from r
-	err error
-
-	// eofReached is set to true when all the data is read from r
-	eofReached bool
-}
-
-// NewLineReader returns LineReader for r.
-func NewLineReader(name string, r io.Reader) *LineReader {
-	return &LineReader{
-		name: name,
-		r:    r,
-	}
-}
-
-// NextLine reads the next line from the underlying reader.
-//
-// It returns true if the next line is successfully read into Line.
-// If the line length exceeds MaxLineSizeBytes, then this line is skipped
-// and an empty line is returned instead.
-//
-// If false is returned, then no more lines left to read from r.
-// Check for Err in this case.
-func (lr *LineReader) NextLine() bool {
-	for {
-		if lr.bufOffset >= len(lr.buf) {
-			if lr.err != nil || lr.eofReached {
-				return false
-			}
-			if !lr.readMoreData() {
-				return false
-			}
-			if lr.bufOffset >= len(lr.buf) && lr.eofReached {
-				return false
-			}
-		}
-
-		buf := lr.buf[lr.bufOffset:]
-		if n := bytes.IndexByte(buf, '\n'); n >= 0 {
-			lr.Line = buf[:n]
-			lr.bufOffset += n + 1
-			return true
-		}
-		if lr.eofReached {
-			lr.Line = buf
-			lr.bufOffset += len(buf)
-			return true
-		}
-		if !lr.readMoreData() {
-			return false
-		}
-	}
-}
-
-// Err returns the last error after NextLine call.
-func (lr *LineReader) Err() error {
-	if lr.err == nil {
-		return nil
-	}
-	return fmt.Errorf("%s: %s", lr.name, lr.err)
-}
-
-func (lr *LineReader) readMoreData() bool {
-	if lr.bufOffset > 0 {
-		lr.buf = append(lr.buf[:0], lr.buf[lr.bufOffset:]...)
-		lr.bufOffset = 0
-	}
-
-	bufLen := len(lr.buf)
-	if bufLen >= MaxLineSizeBytes.IntN() {
-		logger.Warnf("%s: the line length exceeds -insert.maxLineSizeBytes=%d; skipping it; line contents=%q", lr.name, MaxLineSizeBytes.IntN(), lr.buf)
-		tooLongLinesSkipped.Inc()
-		return lr.skipUntilNextLine()
-	}
-
-	lr.buf = slicesutil.SetLength(lr.buf, MaxLineSizeBytes.IntN())
-	n, err := lr.r.Read(lr.buf[bufLen:])
-	lr.buf = lr.buf[:bufLen+n]
-	if err != nil {
-		if errors.Is(err, io.EOF) {
-			lr.eofReached = true
-			return true
-		}
-		lr.err = fmt.Errorf("cannot read the next line: %s", err)
-	}
-	return n > 0
-}
-
-var tooLongLinesSkipped = metrics.NewCounter("vl_too_long_lines_skipped_total")
-
-func (lr *LineReader) skipUntilNextLine() bool {
-	for {
-		lr.buf = slicesutil.SetLength(lr.buf, MaxLineSizeBytes.IntN())
-		n, err := lr.r.Read(lr.buf)
-		lr.buf = lr.buf[:n]
-		if err != nil {
-			if errors.Is(err, io.EOF) {
-				lr.eofReached = true
-				lr.buf = lr.buf[:0]
-				return true
-			}
-			lr.err = fmt.Errorf("cannot skip the current line: %s", err)
-			return false
-		}
-		if n := bytes.IndexByte(lr.buf, '\n'); n >= 0 {
-			// Include \n in the buf, so too long line is replaced with an empty line.
-			// This is needed for maintaining synchorinzation consistency between lines
-			// in protocols such as Elasticsearch bulk import.
-			lr.buf = append(lr.buf[:0], lr.buf[n:]...)
-			return true
-		}
-	}
-}

app/vlinsert/insertutil/line_reader_test.go

@@ -1,161 +0,0 @@
-package insertutil
-
-import (
-	"bytes"
-	"fmt"
-	"io"
-	"reflect"
-	"testing"
-)
-
-func TestLineReader_Success(t *testing.T) {
-	f := func(data string, linesExpected []string) {
-		t.Helper()
-
-		r := bytes.NewBufferString(data)
-		lr := NewLineReader("foo", r)
-		var lines []string
-		for lr.NextLine() {
-			lines = append(lines, string(lr.Line))
-		}
-		if err := lr.Err(); err != nil {
-			t.Fatalf("unexpected error: %s", err)
-		}
-		if lr.NextLine() {
-			t.Fatalf("expecting error on the second call to NextLine()")
-		}
-		if !reflect.DeepEqual(lines, linesExpected) {
-			t.Fatalf("unexpected lines\ngot\n%q\nwant\n%q", lines, linesExpected)
-		}
-	}
-
-	f("", nil)
-	f("\n", []string{""})
-	f("\n\n", []string{"", ""})
-	f("foo", []string{"foo"})
-	f("foo\n", []string{"foo"})
-	f("\nfoo", []string{"", "foo"})
-	f("foo\n\n", []string{"foo", ""})
-	f("foo\nbar", []string{"foo", "bar"})
-	f("foo\nbar\n", []string{"foo", "bar"})
-	f("\nfoo\n\nbar\n\n", []string{"", "foo", "", "bar", ""})
-}
-
-func TestLineReader_SkipUntilNextLine(t *testing.T) {
-	f := func(data string, linesExpected []string) {
-		t.Helper()
-
-		r := bytes.NewBufferString(data)
-		lr := NewLineReader("foo", r)
-		var lines []string
-		for lr.NextLine() {
-			lines = append(lines, string(lr.Line))
-		}
-		if err := lr.Err(); err != nil {
-			t.Fatalf("unexpected error for data=%q: %s", data, err)
-		}
-		if lr.NextLine() {
-			t.Fatalf("expecting error on the second call to NextLine()")
-		}
-		if !reflect.DeepEqual(lines, linesExpected) {
-			t.Fatalf("unexpected lines for data=%q\ngot\n%q\nwant\n%q", data, lines, linesExpected)
-		}
-	}
-
-	for _, overflow := range []int{0, 100, MaxLineSizeBytes.IntN(), MaxLineSizeBytes.IntN() + 1, 2 * MaxLineSizeBytes.IntN()} {
-		longLineLen := MaxLineSizeBytes.IntN() + overflow
-		longLine := string(make([]byte, longLineLen))
-
-		// Single long line
-		data := longLine
-		f(data, nil)
-
-		// Multiple long lines
-		data = longLine + "\n" + longLine
-		f(data, []string{""})
-
-		data = longLine + "\n" + longLine + "\n"
-		f(data, []string{"", ""})
-
-		// Long line in the middle
-		data = "foo\n" + longLine + "\nbar"
-		f(data, []string{"foo", "", "bar"})
-
-		// Multiple long lines in the middle
-		data = "foo\n" + longLine + "\n" + longLine + "\nbar"
-		f(data, []string{"foo", "", "", "bar"})
-
-		// Long line in the end
-		data = "foo\n" + longLine
-		f(data, []string{"foo"})
-
-		// Long line in the end
-		data = "foo\n" + longLine + "\n"
-		f(data, []string{"foo", ""})
-	}
-}
-
-func TestLineReader_Failure(t *testing.T) {
-	f := func(data string, linesExpected []string) {
-		t.Helper()
-
-		fr := &failureReader{
-			r: bytes.NewBufferString(data),
-		}
-		lr := NewLineReader("foo", fr)
-		var lines []string
-		for lr.NextLine() {
-			lines = append(lines, string(lr.Line))
-		}
-		if err := lr.Err(); err == nil {
-			t.Fatalf("expecting non-nil error")
-		}
-		if lr.NextLine() {
-			t.Fatalf("expecting error on the second call to NextLine()")
-		}
-		if err := lr.Err(); err == nil {
-			t.Fatalf("expecting non-nil error on the second call")
-		}
-		if !reflect.DeepEqual(lines, linesExpected) {
-			t.Fatalf("unexpected lines\ngot\n%q\nwant\n%q", lines, linesExpected)
-		}
-	}
-
-	f("", nil)
-	f("foo", nil)
-	f("foo\n", []string{"foo"})
-	f("\n", []string{""})
-	f("foo\nbar", []string{"foo"})
-	f("foo\nbar\n", []string{"foo", "bar"})
-	f("\nfoo\nbar\n\n", []string{"", "foo", "bar", ""})
-
-	// long line
-	longLineLen := MaxLineSizeBytes.IntN()
-	for _, overflow := range []int{0, 100, MaxLineSizeBytes.IntN(), MaxLineSizeBytes.IntN() + 1, 2 * MaxLineSizeBytes.IntN()} {
-		longLine := string(make([]byte, longLineLen+overflow))
-
-		data := longLine
-		f(data, nil)
-
-		data = "foo\n" + longLine
-		f(data, []string{"foo"})
-
-		data = longLine + "\nfoo"
-		f(data, []string{""})
-
-		data = longLine + "\nfoo\n"
-		f(data, []string{"", "foo"})
-	}
-}
-
-type failureReader struct {
-	r io.Reader
-}
-
-func (r *failureReader) Read(p []byte) (int, error) {
-	n, _ := r.r.Read(p)
-	if n > 0 {
-		return n, nil
-	}
-	return 0, fmt.Errorf("some error")
-}

app/vlinsert/insertutil/timestamp.go

@@ -1,103 +0,0 @@
-package insertutil
-
-import (
-	"fmt"
-	"math"
-	"strconv"
-	"strings"
-	"time"
-
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
-)
-
-// ExtractTimestampFromFields extracts timestamp in nanoseconds from the first field the name from timeFields at fields.
-//
-// The value for the corresponding timeFields is set to empty string after returning from the function,
-// so it could be ignored during data ingestion.
-//
-// The current timestamp is returned if fields do not contain a field with timeField name or if the timeField value is empty.
-func ExtractTimestampFromFields(timeFields []string, fields []logstorage.Field) (int64, error) {
-	for _, timeField := range timeFields {
-		for i := range fields {
-			f := &fields[i]
-			if f.Name != timeField {
-				continue
-			}
-			nsecs, err := parseTimestamp(f.Value)
-			if err != nil {
-				return 0, fmt.Errorf("cannot parse timestamp from field %q: %s", f.Name, err)
-			}
-			f.Value = ""
-			if nsecs == 0 {
-				nsecs = time.Now().UnixNano()
-			}
-			return nsecs, nil
-		}
-	}
-	return time.Now().UnixNano(), nil
-}
-
-func parseTimestamp(s string) (int64, error) {
-	if s == "" || s == "0" {
-		return time.Now().UnixNano(), nil
-	}
-	if len(s) <= len("YYYY") || s[len("YYYY")] != '-' {
-		return ParseUnixTimestamp(s)
-	}
-	nsecs, ok := logstorage.TryParseTimestampRFC3339Nano(s)
-	if !ok {
-		return 0, fmt.Errorf("cannot unmarshal rfc3339 timestamp %q", s)
-	}
-	return nsecs, nil
-}
-
-// ParseUnixTimestamp parses s as unix timestamp in seconds, milliseconds, microseconds or nanoseconds and returns the parsed timestamp in nanoseconds.
-func ParseUnixTimestamp(s string) (int64, error) {
-	if strings.IndexByte(s, '.') >= 0 {
-		// Parse timestamp as floating-point value
-		f, err := strconv.ParseFloat(s, 64)
-		if err != nil {
-			return 0, fmt.Errorf("cannot parse unix timestamp from %q: %w", s, err)
-		}
-		if f < (1<<31) && f >= (-1<<31) {
-			// The timestamp is in seconds.
-			return int64(f * 1e9), nil
-		}
-		if f < 1e3*(1<<31) && f >= 1e3*(-1<<31) {
-			// The timestamp is in milliseconds.
-			return int64(f * 1e6), nil
-		}
-		if f < 1e6*(1<<31) && f >= 1e6*(-1<<31) {
-			// The timestamp is in microseconds.
-			return int64(f * 1e3), nil
-		}
-		// The timestamp is in nanoseconds
-		if f > math.MaxInt64 {
-			return 0, fmt.Errorf("too big timestamp in nanoseconds: %v; mustn't exceed %v", f, int64(math.MaxInt64))
-		}
-		if f < math.MinInt64 {
-			return 0, fmt.Errorf("too small timestamp in nanoseconds: %v; must be bigger or equal to %v", f, int64(math.MinInt64))
-		}
-		return int64(f), nil
-	}
-
-	// Parse timestamp as integer
-	n, err := strconv.ParseInt(s, 10, 64)
-	if err != nil {
-		return 0, fmt.Errorf("cannot parse unix timestamp from %q: %w", s, err)
-	}
-	if n < (1<<31) && n >= (-1<<31) {
-		// The timestamp is in seconds.
-		return n * 1e9, nil
-	}
-	if n < 1e3*(1<<31) && n >= 1e3*(-1<<31) {
-		// The timestamp is in milliseconds.
-		return n * 1e6, nil
-	}
-	if n < 1e6*(1<<31) && n >= 1e6*(-1<<31) {
-		// The timestamp is in microseconds.
-		return n * 1e3, nil
-	}
-	// The timestamp is in nanoseconds
-	return n, nil
-}

app/vlinsert/insertutil/timestamp_test.go

@@ -1,158 +0,0 @@
-package insertutil
-
-import (
-	"testing"
-
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
-)
-
-func TestParseUnixTimestamp_Success(t *testing.T) {
-	f := func(s string, timestampExpected int64) {
-		t.Helper()
-
-		timestamp, err := ParseUnixTimestamp(s)
-		if err != nil {
-			t.Fatalf("unexpected error in ParseUnixTimestamp(%q): %s", s, err)
-		}
-		if timestamp != timestampExpected {
-			t.Fatalf("unexpected timestamp returned from ParseUnixTimestamp(%q); got %d; want %d", s, timestamp, timestampExpected)
-		}
-	}
-
-	f("0", 0)
-
-	// nanoseconds
-	f("-1234567890123456789", -1234567890123456789)
-	f("1234567890123456789", 1234567890123456789)
-
-	// microseconds
-	f("-1234567890123456", -1234567890123456000)
-	f("1234567890123456", 1234567890123456000)
-	f("1234567890123456.789", 1234567890123456768)
-
-	// milliseconds
-	f("-1234567890123", -1234567890123000000)
-	f("1234567890123", 1234567890123000000)
-	f("1234567890123.456", 1234567890123456000)
-
-	// seconds
-	f("-1234567890", -1234567890000000000)
-	f("1234567890", 1234567890000000000)
-	f("-1234567890.123456", -1234567890123456000)
-}
-
-func TestParseUnixTimestamp_Failure(t *testing.T) {
-	f := func(s string) {
-		t.Helper()
-
-		_, err := ParseUnixTimestamp(s)
-		if err == nil {
-			t.Fatalf("expecting non-nil error in ParseUnixTimestamp(%q)", s)
-		}
-	}
-
-	// non-numeric timestamp
-	f("")
-	f("foobar")
-	f("foo.bar")
-
-	// too big timestamp
-	f("12345678901234567890")
-	f("-12345678901234567890")
-	f("12345678901234567890.235424")
-	f("-12345678901234567890.235424")
-}
-
-func TestExtractTimestampFromFields_Success(t *testing.T) {
-	f := func(timeField string, fields []logstorage.Field, nsecsExpected int64) {
-		t.Helper()
-
-		nsecs, err := ExtractTimestampFromFields([]string{timeField}, fields)
-		if err != nil {
-			t.Fatalf("unexpected error: %s", err)
-		}
-		if nsecs != nsecsExpected {
-			t.Fatalf("unexpected nsecs; got %d; want %d", nsecs, nsecsExpected)
-		}
-
-		for _, f := range fields {
-			if f.Name == timeField {
-				if f.Value != "" {
-					t.Fatalf("unexpected value for field %s; got %q; want %q", timeField, f.Value, "")
-				}
-			}
-		}
-	}
-
-	// UTC time
-	f("time", []logstorage.Field{
-		{Name: "foo", Value: "bar"},
-		{Name: "time", Value: "2024-06-18T23:37:20Z"},
-	}, 1718753840000000000)
-
-	// Time with timezone
-	f("time", []logstorage.Field{
-		{Name: "foo", Value: "bar"},
-		{Name: "time", Value: "2024-06-18T23:37:20+08:00"},
-	}, 1718725040000000000)
-
-	// SQL datetime format
-	f("time", []logstorage.Field{
-		{Name: "foo", Value: "bar"},
-		{Name: "time", Value: "2024-06-18 23:37:20.123-05:30"},
-	}, 1718773640123000000)
-
-	// Time with nanosecond precision
-	f("time", []logstorage.Field{
-		{Name: "time", Value: "2024-06-18T23:37:20.123456789-05:30"},
-		{Name: "foo", Value: "bar"},
-	}, 1718773640123456789)
-
-	// Unix timestamp in nanoseconds
-	f("time", []logstorage.Field{
-		{Name: "foo", Value: "bar"},
-		{Name: "time", Value: "1718773640123456789"},
-	}, 1718773640123456789)
-
-	// Unix timestamp in microseconds
-	f("time", []logstorage.Field{
-		{Name: "foo", Value: "bar"},
-		{Name: "time", Value: "1718773640123456"},
-	}, 1718773640123456000)
-
-	// Unix timestamp in milliseconds
-	f("time", []logstorage.Field{
-		{Name: "foo", Value: "bar"},
-		{Name: "time", Value: "1718773640123"},
-	}, 1718773640123000000)
-
-	// Unix timestamp in seconds
-	f("time", []logstorage.Field{
-		{Name: "foo", Value: "bar"},
-		{Name: "time", Value: "1718773640"},
-	}, 1718773640000000000)
-}
-
-func TestExtractTimestampFromFields_Error(t *testing.T) {
-	f := func(s string) {
-		t.Helper()
-
-		fields := []logstorage.Field{
-			{Name: "time", Value: s},
-		}
-		nsecs, err := ExtractTimestampFromFields([]string{"time"}, fields)
-		if err == nil {
-			t.Fatalf("expecting non-nil error")
-		}
-		if nsecs != 0 {
-			t.Fatalf("unexpected nsecs; got %d; want %d", nsecs, 0)
-		}
-	}
-
-	// invalid time
-	f("foobar")
-
-	// incomplete time
-	f("2024-06-18")
-	f("2024-06-18T23:37")
-}

app/vlinsert/insertutils/common_params.go

@@ -0,0 +1,200 @@
+package insertutils
+
+import (
+	"net/http"
+	"sync"
+	"time"
+
+	"github.com/VictoriaMetrics/metrics"
+
+	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlstorage"
+	"github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver"
+	"github.com/VictoriaMetrics/VictoriaMetrics/lib/httputils"
+	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logger"
+	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
+	"github.com/VictoriaMetrics/VictoriaMetrics/lib/timeutil"
+)
+
+// CommonParams contains common HTTP parameters used by log ingestion APIs.
+//
+// See https://docs.victoriametrics.com/victorialogs/data-ingestion/#http-parameters
+type CommonParams struct {
+	TenantID     logstorage.TenantID
+	TimeField    string
+	MsgField     string
+	StreamFields []string
+	IgnoreFields []string
+
+	Debug           bool
+	DebugRequestURI string
+	DebugRemoteAddr string
+}
+
+// GetCommonParams returns CommonParams from r.
+func GetCommonParams(r *http.Request) (*CommonParams, error) {
+	// Extract tenantID
+	tenantID, err := logstorage.GetTenantIDFromRequest(r)
+	if err != nil {
+		return nil, err
+	}
+
+	// Extract time field name from _time_field query arg
+	var timeField = "_time"
+	if tf := r.FormValue("_time_field"); tf != "" {
+		timeField = tf
+	}
+
+	// Extract message field name from _msg_field query arg
+	var msgField = ""
+	if msgf := r.FormValue("_msg_field"); msgf != "" {
+		msgField = msgf
+	}
+
+	streamFields := httputils.GetArray(r, "_stream_fields")
+	ignoreFields := httputils.GetArray(r, "ignore_fields")
+
+	debug := httputils.GetBool(r, "debug")
+	debugRequestURI := ""
+	debugRemoteAddr := ""
+	if debug {
+		debugRequestURI = httpserver.GetRequestURI(r)
+		debugRemoteAddr = httpserver.GetQuotedRemoteAddr(r)
+	}
+
+	cp := &CommonParams{
+		TenantID:        tenantID,
+		TimeField:       timeField,
+		MsgField:        msgField,
+		StreamFields:    streamFields,
+		IgnoreFields:    ignoreFields,
+		Debug:           debug,
+		DebugRequestURI: debugRequestURI,
+		DebugRemoteAddr: debugRemoteAddr,
+	}
+	return cp, nil
+}
+
+// GetCommonParamsForSyslog returns common params needed for parsing syslog messages and storing them to the given tenantID.
+func GetCommonParamsForSyslog(tenantID logstorage.TenantID) *CommonParams {
+	// See https://docs.victoriametrics.com/victorialogs/logsql/#unpack_syslog-pipe
+	cp := &CommonParams{
+		TenantID:  tenantID,
+		TimeField: "timestamp",
+		MsgField:  "message",
+		StreamFields: []string{
+			"hostname",
+			"app_name",
+			"proc_id",
+		},
+	}
+
+	return cp
+}
+
+// LogMessageProcessor is an interface for log message processors.
+type LogMessageProcessor interface {
+	// AddRow must add row to the LogMessageProcessor with the given timestamp and the given fields.
+	//
+	// The LogMessageProcessor implementation cannot hold references to fields, since the caller can re-use them.
+	AddRow(timestamp int64, fields []logstorage.Field)
+
+	// MustClose() must flush all the remaining fields and free up resources occupied by LogMessageProcessor.
+	MustClose()
+}
+
+type logMessageProcessor struct {
+	mu            sync.Mutex
+	wg            sync.WaitGroup
+	stopCh        chan struct{}
+	lastFlushTime time.Time
+
+	cp *CommonParams
+	lr *logstorage.LogRows
+}
+
+func (lmp *logMessageProcessor) initPeriodicFlush() {
+	lmp.lastFlushTime = time.Now()
+
+	lmp.wg.Add(1)
+	go func() {
+		defer lmp.wg.Done()
+
+		d := timeutil.AddJitterToDuration(time.Second)
+		ticker := time.NewTicker(d)
+		defer ticker.Stop()
+
+		for {
+			select {
+			case <-lmp.stopCh:
+				return
+			case <-ticker.C:
+				lmp.mu.Lock()
+				if time.Since(lmp.lastFlushTime) >= d {
+					lmp.flushLocked()
+				}
+				lmp.mu.Unlock()
+			}
+		}
+	}()
+}
+
+// AddRow adds new log message to lmp with the given timestamp and fields.
+func (lmp *logMessageProcessor) AddRow(timestamp int64, fields []logstorage.Field) {
+	lmp.mu.Lock()
+	defer lmp.mu.Unlock()
+
+	if len(fields) > *MaxFieldsPerLine {
+		rf := logstorage.RowFormatter(fields)
+		logger.Warnf("dropping log line with %d fields; it exceeds -insert.maxFieldsPerLine=%d; %s", len(fields), *MaxFieldsPerLine, rf)
+		rowsDroppedTotalTooManyFields.Inc()
+		return
+	}
+
+	lmp.lr.MustAdd(lmp.cp.TenantID, timestamp, fields)
+	if lmp.cp.Debug {
+		s := lmp.lr.GetRowString(0)
+		lmp.lr.ResetKeepSettings()
+		logger.Infof("remoteAddr=%s; requestURI=%s; ignoring log entry because of `debug` query arg: %s", lmp.cp.DebugRemoteAddr, lmp.cp.DebugRequestURI, s)
+		rowsDroppedTotalDebug.Inc()
+		return
+	}
+	if lmp.lr.NeedFlush() {
+		lmp.flushLocked()
+	}
+}
+
+// flushLocked must be called under locked lmp.mu.
+func (lmp *logMessageProcessor) flushLocked() {
+	lmp.lastFlushTime = time.Now()
+	vlstorage.MustAddRows(lmp.lr)
+	lmp.lr.ResetKeepSettings()
+}
+
+// MustClose flushes the remaining data to the underlying storage and closes lmp.
+func (lmp *logMessageProcessor) MustClose() {
+	close(lmp.stopCh)
+	lmp.wg.Wait()
+
+	lmp.flushLocked()
+	logstorage.PutLogRows(lmp.lr)
+	lmp.lr = nil
+}
+
+// NewLogMessageProcessor returns new LogMessageProcessor for the given cp.
+//
+// MustClose() must be called on the returned LogMessageProcessor when it is no longer needed.
+func (cp *CommonParams) NewLogMessageProcessor() LogMessageProcessor {
+	lr := logstorage.GetLogRows(cp.StreamFields, cp.IgnoreFields)
+	lmp := &logMessageProcessor{
+		cp: cp,
+		lr: lr,
+
+		stopCh: make(chan struct{}),
+	}
+	lmp.initPeriodicFlush()
+
+	return lmp
+}
+
+var rowsDroppedTotalDebug = metrics.NewCounter(`vl_rows_dropped_total{reason="debug"}`)
+var rowsDroppedTotalTooManyFields = metrics.NewCounter(`vl_rows_dropped_total{reason="too_many_fields"}`)

app/vlinsert/insertutils/flags.go

@@ -1,4 +1,4 @@
-package insertutil
+package insertutils
 
 import (
 	"flag"
@@ -8,10 +8,8 @@ import (
 
 var (
 	// MaxLineSizeBytes is the maximum length of a single line for /insert/* handlers
-	MaxLineSizeBytes = flagutil.NewBytes("insert.maxLineSizeBytes", 256*1024, "The maximum size of a single line, which can be read by /insert/* handlers; "+
-		"see https://docs.victoriametrics.com/victorialogs/faq/#what-length-a-log-record-is-expected-to-have")
+	MaxLineSizeBytes = flagutil.NewBytes("insert.maxLineSizeBytes", 256*1024, "The maximum size of a single line, which can be read by /insert/* handlers")
 
 	// MaxFieldsPerLine is the maximum number of fields per line for /insert/* handlers
-	MaxFieldsPerLine = flag.Int("insert.maxFieldsPerLine", 1000, "The maximum number of log fields per line, which can be read by /insert/* handlers; "+
-		"see https://docs.victoriametrics.com/victorialogs/faq/#how-many-fields-a-single-log-entry-may-contain")
+	MaxFieldsPerLine = flag.Int("insert.maxFieldsPerLine", 1000, "The maximum number of log fields per line, which can be read by /insert/* handlers")
 )

app/vlinsert/insertutils/testutils.go

@@ -1,4 +1,4 @@
-package insertutil
+package insertutils
 
 import (
 	"fmt"
@@ -15,10 +15,7 @@ type TestLogMessageProcessor struct {
 }
 
 // AddRow adds row with the given timestamp and fields to tlp
-func (tlp *TestLogMessageProcessor) AddRow(timestamp int64, fields, streamFields []logstorage.Field) {
-	if streamFields != nil {
-		panic(fmt.Errorf("BUG: streamFields must be nil; got %v", streamFields))
-	}
+func (tlp *TestLogMessageProcessor) AddRow(timestamp int64, fields []logstorage.Field) {
 	tlp.timestamps = append(tlp.timestamps, timestamp)
 	tlp.rows = append(tlp.rows, string(logstorage.MarshalFieldsToJSON(nil, fields)))
 }
@@ -28,10 +25,10 @@ func (tlp *TestLogMessageProcessor) MustClose() {
 }
 
 // Verify verifies the number of rows, timestamps and results after AddRow calls.
-func (tlp *TestLogMessageProcessor) Verify(timestampsExpected []int64, resultExpected string) error {
+func (tlp *TestLogMessageProcessor) Verify(rowsExpected int, timestampsExpected []int64, resultExpected string) error {
 	result := strings.Join(tlp.rows, "\n")
-	if len(tlp.rows) != len(timestampsExpected) {
-		return fmt.Errorf("unexpected rows read; got %d; want %d;\nrows read:\n%s\nrows wanted\n%s", len(tlp.rows), len(timestampsExpected), result, resultExpected)
+	if len(tlp.rows) != rowsExpected {
+		return fmt.Errorf("unexpected rows read; got %d; want %d;\nrows read:\n%s\nrows wanted\n%s", len(tlp.rows), rowsExpected, result, resultExpected)
 	}
 
 	if !reflect.DeepEqual(tlp.timestamps, timestampsExpected) {
@@ -48,7 +45,7 @@ func (tlp *TestLogMessageProcessor) Verify(timestampsExpected []int64, resultExp
 type BenchmarkLogMessageProcessor struct{}
 
 // AddRow implements LogMessageProcessor interface.
-func (blp *BenchmarkLogMessageProcessor) AddRow(_ int64, _, _ []logstorage.Field) {
+func (blp *BenchmarkLogMessageProcessor) AddRow(_ int64, _ []logstorage.Field) {
 }
 
 // MustClose implements LogMessageProcessor interface.

app/vlinsert/insertutils/timestamp.go

@@ -0,0 +1,33 @@
+package insertutils
+
+import (
+	"fmt"
+	"time"
+
+	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
+)
+
+// ExtractTimestampRFC3339NanoFromFields extracts RFC3339 timestamp in nanoseconds from the field with the name timeField at fields.
+//
+// The value for the timeField is set to empty string after returning from the function,
+// so it could be ignored during data ingestion.
+//
+// The current timestamp is returned if fields do not contain a field with timeField name or if the timeField value is empty.
+func ExtractTimestampRFC3339NanoFromFields(timeField string, fields []logstorage.Field) (int64, error) {
+	for i := range fields {
+		f := &fields[i]
+		if f.Name != timeField {
+			continue
+		}
+		if f.Value == "" || f.Value == "0" {
+			return time.Now().UnixNano(), nil
+		}
+		nsecs, ok := logstorage.TryParseTimestampRFC3339Nano(f.Value)
+		if !ok {
+			return 0, fmt.Errorf("cannot unmarshal rfc3339 timestamp from %s=%q", timeField, f.Value)
+		}
+		f.Value = ""
+		return nsecs, nil
+	}
+	return time.Now().UnixNano(), nil
+}

app/vlinsert/insertutils/timestamp_test.go

@@ -0,0 +1,75 @@
+package insertutils
+
+import (
+	"testing"
+
+	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
+)
+
+func TestExtractTimestampRFC3339NanoFromFields_Success(t *testing.T) {
+	f := func(timeField string, fields []logstorage.Field, nsecsExpected int64) {
+		t.Helper()
+
+		nsecs, err := ExtractTimestampRFC3339NanoFromFields(timeField, fields)
+		if err != nil {
+			t.Fatalf("unexpected error: %s", err)
+		}
+		if nsecs != nsecsExpected {
+			t.Fatalf("unexpected nsecs; got %d; want %d", nsecs, nsecsExpected)
+		}
+
+		for _, f := range fields {
+			if f.Name == timeField {
+				if f.Value != "" {
+					t.Fatalf("unexpected value for field %s; got %q; want %q", timeField, f.Value, "")
+				}
+			}
+		}
+	}
+
+	f("time", []logstorage.Field{
+		{Name: "foo", Value: "bar"},
+		{Name: "time", Value: "2024-06-18T23:37:20Z"},
+	}, 1718753840000000000)
+
+	f("time", []logstorage.Field{
+		{Name: "foo", Value: "bar"},
+		{Name: "time", Value: "2024-06-18T23:37:20+08:00"},
+	}, 1718725040000000000)
+
+	f("time", []logstorage.Field{
+		{Name: "foo", Value: "bar"},
+		{Name: "time", Value: "2024-06-18T23:37:20.123-05:30"},
+	}, 1718773640123000000)
+
+	f("time", []logstorage.Field{
+		{Name: "time", Value: "2024-06-18T23:37:20.123456789-05:30"},
+		{Name: "foo", Value: "bar"},
+	}, 1718773640123456789)
+}
+
+func TestExtractTimestampRFC3339NanoFromFields_Error(t *testing.T) {
+	f := func(s string) {
+		t.Helper()
+
+		fields := []logstorage.Field{
+			{Name: "time", Value: s},
+		}
+		nsecs, err := ExtractTimestampRFC3339NanoFromFields("time", fields)
+		if err == nil {
+			t.Fatalf("expecting non-nil error")
+		}
+		if nsecs != 0 {
+			t.Fatalf("unexpected nsecs; got %d; want %d", nsecs, 0)
+		}
+	}
+
+	f("foobar")
+
+	// no Z at the end
+	f("2024-06-18T23:37:20")
+
+	// incomplete time
+	f("2024-06-18")
+	f("2024-06-18T23:37")
+}

app/vlinsert/internalinsert/internalinsert.go

@@ -1,96 +0,0 @@
-package internalinsert
-
-import (
-	"flag"
-	"fmt"
-	"net/http"
-	"time"
-
-	"github.com/VictoriaMetrics/metrics"
-
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlstorage"
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlstorage/netinsert"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/flagutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/protoparserutil"
-)
-
-var (
-	disableInsert  = flag.Bool("internalinsert.disable", false, "Whether to disable /internal/insert HTTP endpoint")
-	maxRequestSize = flagutil.NewBytes("internalinsert.maxRequestSize", 64*1024*1024, "The maximum size in bytes of a single request, which can be accepted at /internal/insert HTTP endpoint")
-)
-
-// RequestHandler processes /internal/insert requests.
-func RequestHandler(w http.ResponseWriter, r *http.Request) {
-	if *disableInsert {
-		httpserver.Errorf(w, r, "requests to /internal/insert are disabled with -internalinsert.disable command-line flag")
-		return
-	}
-
-	startTime := time.Now()
-	if r.Method != "POST" {
-		w.WriteHeader(http.StatusMethodNotAllowed)
-		return
-	}
-	version := r.FormValue("version")
-	if version != netinsert.ProtocolVersion {
-		httpserver.Errorf(w, r, "unsupported protocol version=%q; want %q", version, netinsert.ProtocolVersion)
-		return
-	}
-
-	requestsTotal.Inc()
-
-	cp, err := insertutil.GetCommonParams(r)
-	if err != nil {
-		httpserver.Errorf(w, r, "%s", err)
-		return
-	}
-	if err := vlstorage.CanWriteData(); err != nil {
-		httpserver.Errorf(w, r, "%s", err)
-		return
-	}
-
-	encoding := r.Header.Get("Content-Encoding")
-	err = protoparserutil.ReadUncompressedData(r.Body, encoding, maxRequestSize, func(data []byte) error {
-		lmp := cp.NewLogMessageProcessor("internalinsert", false)
-		irp := lmp.(insertutil.InsertRowProcessor)
-		err := parseData(irp, data)
-		lmp.MustClose()
-		return err
-	})
-	if err != nil {
-		errorsTotal.Inc()
-		httpserver.Errorf(w, r, "cannot parse internal insert request: %s", err)
-		return
-	}
-
-	requestDuration.UpdateDuration(startTime)
-}
-
-func parseData(irp insertutil.InsertRowProcessor, data []byte) error {
-	r := logstorage.GetInsertRow()
-	src := data
-	i := 0
-	for len(src) > 0 {
-		tail, err := r.UnmarshalInplace(src)
-		if err != nil {
-			return fmt.Errorf("cannot parse row #%d: %s", i, err)
-		}
-		src = tail
-		i++
-
-		irp.AddInsertRow(r)
-	}
-	logstorage.PutInsertRow(r)
-
-	return nil
-}
-
-var (
-	requestsTotal = metrics.NewCounter(`vl_http_requests_total{path="/internal/insert"}`)
-	errorsTotal   = metrics.NewCounter(`vl_http_errors_total{path="/internal/insert"}`)
-
-	requestDuration = metrics.NewHistogram(`vl_http_request_duration_seconds{path="/internal/insert"}`)
-)

app/vlinsert/journald/journald.go

@@ -1,237 +0,0 @@
-package journald
-
-import (
-	"bytes"
-	"encoding/binary"
-	"flag"
-	"fmt"
-	"net/http"
-	"regexp"
-	"slices"
-	"strconv"
-	"strings"
-	"time"
-
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlstorage"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/bytesutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/flagutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/protoparserutil"
-	"github.com/VictoriaMetrics/metrics"
-)
-
-// See https://github.com/systemd/systemd/blob/main/src/libsystemd/sd-journal/journal-file.c#L1703
-const journaldEntryMaxNameLen = 64
-
-var allowedJournaldEntryNameChars = regexp.MustCompile(`^[A-Z_][A-Z0-9_]*`)
-
-var (
-	journaldStreamFields = flagutil.NewArrayString("journald.streamFields", "Comma-separated list of fields to use as log stream fields for logs ingested over journald protocol. "+
-		"See https://docs.victoriametrics.com/victorialogs/data-ingestion/journald/#stream-fields")
-	journaldIgnoreFields = flagutil.NewArrayString("journald.ignoreFields", "Comma-separated list of fields to ignore for logs ingested over journald protocol. "+
-		"See https://docs.victoriametrics.com/victorialogs/data-ingestion/journald/#dropping-fields")
-	journaldTimeField = flag.String("journald.timeField", "__REALTIME_TIMESTAMP", "Field to use as a log timestamp for logs ingested via journald protocol. "+
-		"See https://docs.victoriametrics.com/victorialogs/data-ingestion/journald/#time-field")
-	journaldTenantID = flag.String("journald.tenantID", "0:0", "TenantID for logs ingested via the Journald endpoint. "+
-		"See https://docs.victoriametrics.com/victorialogs/data-ingestion/journald/#multitenancy")
-	journaldIncludeEntryMetadata = flag.Bool("journald.includeEntryMetadata", false, "Include journal entry fields, which with double underscores.")
-
-	maxRequestSize = flagutil.NewBytes("journald.maxRequestSize", 64*1024*1024, "The maximum size in bytes of a single journald request")
-)
-
-func getCommonParams(r *http.Request) (*insertutil.CommonParams, error) {
-	cp, err := insertutil.GetCommonParams(r)
-	if err != nil {
-		return nil, err
-	}
-	if cp.TenantID.AccountID == 0 && cp.TenantID.ProjectID == 0 {
-		tenantID, err := logstorage.ParseTenantID(*journaldTenantID)
-		if err != nil {
-			return nil, fmt.Errorf("cannot parse -journald.tenantID=%q for journald: %w", *journaldTenantID, err)
-		}
-		cp.TenantID = tenantID
-	}
-	if len(cp.TimeFields) == 0 {
-		cp.TimeFields = []string{*journaldTimeField}
-	}
-	if len(cp.StreamFields) == 0 {
-		cp.StreamFields = *journaldStreamFields
-	}
-	if len(cp.IgnoreFields) == 0 {
-		cp.IgnoreFields = *journaldIgnoreFields
-	}
-	cp.MsgFields = []string{"MESSAGE"}
-	return cp, nil
-}
-
-// RequestHandler processes Journald Export insert requests
-func RequestHandler(path string, w http.ResponseWriter, r *http.Request) bool {
-	switch path {
-	case "/upload":
-		if r.Header.Get("Content-Type") != "application/vnd.fdo.journal" {
-			httpserver.Errorf(w, r, "only application/vnd.fdo.journal encoding is supported for Journald")
-			return true
-		}
-		handleJournald(r, w)
-		return true
-	default:
-		return false
-	}
-}
-
-// handleJournald parses Journal binary entries
-func handleJournald(r *http.Request, w http.ResponseWriter) {
-	startTime := time.Now()
-	requestsJournaldTotal.Inc()
-
-	cp, err := getCommonParams(r)
-	if err != nil {
-		errorsTotal.Inc()
-		httpserver.Errorf(w, r, "cannot parse common params from request: %s", err)
-		return
-	}
-
-	if err := vlstorage.CanWriteData(); err != nil {
-		errorsTotal.Inc()
-		httpserver.Errorf(w, r, "%s", err)
-		return
-	}
-
-	encoding := r.Header.Get("Content-Encoding")
-	err = protoparserutil.ReadUncompressedData(r.Body, encoding, maxRequestSize, func(data []byte) error {
-		lmp := cp.NewLogMessageProcessor("journald", false)
-		err := parseJournaldRequest(data, lmp, cp)
-		lmp.MustClose()
-		return err
-	})
-	if err != nil {
-		errorsTotal.Inc()
-		httpserver.Errorf(w, r, "cannot read journald protocol data: %s", err)
-		return
-	}
-
-	// systemd starting release v258 will support compression, which starts working after negotiation: it expects supported compression
-	// algorithms list in Accept-Encoding response header in a format "<algorithm_1>[:<priority_1>][;<algorithm_2>:<priority_2>]"
-	// See https://github.com/systemd/systemd/pull/34822
-	w.Header().Set("Accept-Encoding", "zstd")
-
-	// update requestJournaldDuration only for successfully parsed requests
-	// There is no need in updating requestJournaldDuration for request errors,
-	// since their timings are usually much smaller than the timing for successful request parsing.
-	requestJournaldDuration.UpdateDuration(startTime)
-}
-
-var (
-	requestsJournaldTotal = metrics.NewCounter(`vl_http_requests_total{path="/insert/journald/upload"}`)
-	errorsTotal           = metrics.NewCounter(`vl_http_errors_total{path="/insert/journald/upload"}`)
-
-	requestJournaldDuration = metrics.NewHistogram(`vl_http_request_duration_seconds{path="/insert/journald/upload"}`)
-)
-
-// See https://systemd.io/JOURNAL_EXPORT_FORMATS/#journal-export-format
-func parseJournaldRequest(data []byte, lmp insertutil.LogMessageProcessor, cp *insertutil.CommonParams) error {
-	var fields []logstorage.Field
-	var ts int64
-	var size uint64
-	var name, value string
-	var line []byte
-
-	currentTimestamp := time.Now().UnixNano()
-
-	for len(data) > 0 {
-		idx := bytes.IndexByte(data, '\n')
-		switch {
-		case idx > 0:
-			// process fields
-			line = data[:idx]
-			data = data[idx+1:]
-		case idx == 0:
-			// next message or end of file
-			// double new line is a separator for the next message
-			if len(fields) > 0 {
-				if ts == 0 {
-					ts = currentTimestamp
-				}
-				lmp.AddRow(ts, fields, nil)
-				fields = fields[:0]
-			}
-			// skip newline separator
-			data = data[1:]
-			continue
-		case idx < 0:
-			return fmt.Errorf("missing new line separator, unread data left=%d", len(data))
-		}
-
-		idx = bytes.IndexByte(line, '=')
-		// could b either e key=value\n pair
-		// or just  key\n
-		// with binary data at the buffer
-		if idx > 0 {
-			name = bytesutil.ToUnsafeString(line[:idx])
-			value = bytesutil.ToUnsafeString(line[idx+1:])
-		} else {
-			name = bytesutil.ToUnsafeString(line)
-			if len(data) == 0 {
-				return fmt.Errorf("unexpected zero data for binary field value of key=%s", name)
-			}
-			// size of binary data encoded as le i64 at the begging
-			idx, err := binary.Decode(data, binary.LittleEndian, &size)
-			if err != nil {
-				return fmt.Errorf("failed to extract binary field %q value size: %w", name, err)
-			}
-			// skip binary data size
-			data = data[idx:]
-			if size == 0 {
-				return fmt.Errorf("unexpected zero binary data size decoded %d", size)
-			}
-			if int(size) > len(data) {
-				return fmt.Errorf("binary data size=%d cannot exceed size of the data at buffer=%d", size, len(data))
-			}
-			value = bytesutil.ToUnsafeString(data[:size])
-			data = data[int(size):]
-			// binary data must has new line separator for the new line or next field
-			if len(data) == 0 {
-				return fmt.Errorf("unexpected empty buffer after binary field=%s read", name)
-			}
-			lastB := data[0]
-			if lastB != '\n' {
-				return fmt.Errorf("expected new line separator after binary field=%s, got=%s", name, string(lastB))
-			}
-			data = data[1:]
-		}
-		if len(name) > journaldEntryMaxNameLen {
-			return fmt.Errorf("journald entry name should not exceed %d symbols, got: %q", journaldEntryMaxNameLen, name)
-		}
-		if !allowedJournaldEntryNameChars.MatchString(name) {
-			return fmt.Errorf("journald entry name should consist of `A-Z0-9_` characters and must start from non-digit symbol")
-		}
-		if slices.Contains(cp.TimeFields, name) {
-			n, err := strconv.ParseInt(value, 10, 64)
-			if err != nil {
-				return fmt.Errorf("failed to parse Journald timestamp, %w", err)
-			}
-			ts = n * 1e3
-			continue
-		}
-
-		if slices.Contains(cp.MsgFields, name) {
-			name = "_msg"
-		}
-
-		if *journaldIncludeEntryMetadata || !strings.HasPrefix(name, "__") {
-			fields = append(fields, logstorage.Field{
-				Name:  name,
-				Value: value,
-			})
-		}
-	}
-	if len(fields) > 0 {
-		if ts == 0 {
-			ts = currentTimestamp
-		}
-		lmp.AddRow(ts, fields, nil)
-	}
-	return nil
-}

app/vlinsert/journald/journald_test.go

@@ -1,68 +0,0 @@
-package journald
-
-import (
-	"testing"
-
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutil"
-)
-
-func TestPushJournaldOk(t *testing.T) {
-	f := func(src string, timestampsExpected []int64, resultExpected string) {
-		t.Helper()
-		tlp := &insertutil.TestLogMessageProcessor{}
-		cp := &insertutil.CommonParams{
-			TimeFields: []string{"__REALTIME_TIMESTAMP"},
-			MsgFields:  []string{"MESSAGE"},
-		}
-		if err := parseJournaldRequest([]byte(src), tlp, cp); err != nil {
-			t.Fatalf("unexpected error: %s", err)
-		}
-
-		if err := tlp.Verify(timestampsExpected, resultExpected); err != nil {
-			t.Fatal(err)
-		}
-	}
-	// Single event
-	f("__REALTIME_TIMESTAMP=91723819283\nMESSAGE=Test message\n",
-		[]int64{91723819283000},
-		"{\"_msg\":\"Test message\"}",
-	)
-
-	// Multiple events
-	f("__REALTIME_TIMESTAMP=91723819283\nMESSAGE=Test message\n\n__REALTIME_TIMESTAMP=91723819284\nMESSAGE=Test message2\n",
-		[]int64{91723819283000, 91723819284000},
-		"{\"_msg\":\"Test message\"}\n{\"_msg\":\"Test message2\"}",
-	)
-
-	// Parse binary data
-	f("__CURSOR=s=e0afe8412a6a49d2bfcf66aa7927b588;i=1f06;b=f778b6e2f7584a77b991a2366612a7b5;m=300bdfd420;t=62526e1182354;x=930dc44b370963b7\nE=JobStateChanged\n__REALTIME_TIMESTAMP=1729698775704404\n__MONOTONIC_TIMESTAMP=206357648416\n__SEQNUM=7942\n__SEQNUM_ID=e0afe8412a6a49d2bfcf66aa7927b588\n_BOOT_ID=f778b6e2f7584a77b991a2366612a7b5\n_UID=0\n_GID=0\n_MACHINE_ID=a4a970370c30a925df02a13c67167847\n_HOSTNAME=ecd5e4555787\n_RUNTIME_SCOPE=system\n_TRANSPORT=journal\n_CAP_EFFECTIVE=1ffffffffff\n_SYSTEMD_CGROUP=/init.scope\n_SYSTEMD_UNIT=init.scope\n_SYSTEMD_SLICE=-.slice\nCODE_FILE=<stdin>\nCODE_LINE=1\nCODE_FUNC=<module>\nSYSLOG_IDENTIFIER=python3\n_COMM=python3\n_EXE=/usr/bin/python3.12\n_CMDLINE=python3\nMESSAGE\n\x13\x00\x00\x00\x00\x00\x00\x00foo\nbar\n\n\nasda\nasda\n_PID=2763\n_SOURCE_REALTIME_TIMESTAMP=1729698775704375\n\n",
-		[]int64{1729698775704404000},
-		"{\"E\":\"JobStateChanged\",\"_BOOT_ID\":\"f778b6e2f7584a77b991a2366612a7b5\",\"_UID\":\"0\",\"_GID\":\"0\",\"_MACHINE_ID\":\"a4a970370c30a925df02a13c67167847\",\"_HOSTNAME\":\"ecd5e4555787\",\"_RUNTIME_SCOPE\":\"system\",\"_TRANSPORT\":\"journal\",\"_CAP_EFFECTIVE\":\"1ffffffffff\",\"_SYSTEMD_CGROUP\":\"/init.scope\",\"_SYSTEMD_UNIT\":\"init.scope\",\"_SYSTEMD_SLICE\":\"-.slice\",\"CODE_FILE\":\"\\u003cstdin>\",\"CODE_LINE\":\"1\",\"CODE_FUNC\":\"\\u003cmodule>\",\"SYSLOG_IDENTIFIER\":\"python3\",\"_COMM\":\"python3\",\"_EXE\":\"/usr/bin/python3.12\",\"_CMDLINE\":\"python3\",\"_msg\":\"foo\\nbar\\n\\n\\nasda\\nasda\",\"_PID\":\"2763\",\"_SOURCE_REALTIME_TIMESTAMP\":\"1729698775704375\"}",
-	)
-}
-
-func TestPushJournald_Failure(t *testing.T) {
-	f := func(data string) {
-		t.Helper()
-		tlp := &insertutil.TestLogMessageProcessor{}
-		cp := &insertutil.CommonParams{
-			TimeFields: []string{"__REALTIME_TIMESTAMP"},
-			MsgFields:  []string{"MESSAGE"},
-		}
-		if err := parseJournaldRequest([]byte(data), tlp, cp); err == nil {
-			t.Fatalf("expected non nil error")
-		}
-	}
-	// missing new line terminator for binary encoded message
-	f("__CURSOR=s=e0afe8412a6a49d2bfcf66aa7927b588;i=1f06;b=f778b6e2f7584a77b991a2366612a7b5;m=300bdfd420;t=62526e1182354;x=930dc44b370963b7\n__REALTIME_TIMESTAMP=1729698775704404\nMESSAGE\n\x13\x00\x00\x00\x00\x00\x00\x00foo\nbar\n\n\nasdaasda2")
-	// missing new line terminator
-	f("__REALTIME_TIMESTAMP=91723819283\n=Test message")
-	// empty field name
-	f("__REALTIME_TIMESTAMP=91723819283\n=Test message\n")
-	// field name starting with number
-	f("__REALTIME_TIMESTAMP=91723819283\n1incorrect=Test message\n")
-	// field name exceeds 64 limit
-	f("__REALTIME_TIMESTAMP=91723819283\ntoolooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooongcorrecooooooooooooong=Test message\n")
-	// Only allow A-Z0-9 and '_'
-	f("__REALTIME_TIMESTAMP=91723819283\nbadC!@$!@$as=Test message\n")
-}

app/vlinsert/jsonline/jsonline.go

@@ -1,17 +1,20 @@
 package jsonline
 
 import (
+	"bufio"
+	"errors"
 	"fmt"
 	"io"
 	"net/http"
 	"time"
 
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutil"
+	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutils"
 	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlstorage"
+	"github.com/VictoriaMetrics/VictoriaMetrics/lib/bytesutil"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logger"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/protoparserutil"
+	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/common"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/writeconcurrencylimiter"
 	"github.com/VictoriaMetrics/metrics"
 )
@@ -28,7 +31,7 @@ func RequestHandler(w http.ResponseWriter, r *http.Request) {
 
 	requestsTotal.Inc()
 
-	cp, err := insertutil.GetCommonParams(r)
+	cp, err := insertutils.GetCommonParams(r)
 	if err != nil {
 		httpserver.Errorf(w, r, "%s", err)
 		return
@@ -38,85 +41,93 @@ func RequestHandler(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	encoding := r.Header.Get("Content-Encoding")
-	reader, err := protoparserutil.GetUncompressedReader(r.Body, encoding)
-	if err != nil {
-		logger.Errorf("cannot decode jsonline request: %s", err)
-		return
+	reader := r.Body
+	if r.Header.Get("Content-Encoding") == "gzip" {
+		zr, err := common.GetGzipReader(reader)
+		if err != nil {
+			logger.Errorf("cannot read gzipped jsonline request: %s", err)
+			return
+		}
+		defer common.PutGzipReader(zr)
+		reader = zr
 	}
-	defer protoparserutil.PutUncompressedReader(reader)
 
-	lmp := cp.NewLogMessageProcessor("jsonline", true)
-	streamName := fmt.Sprintf("remoteAddr=%s, requestURI=%q", httpserver.GetQuotedRemoteAddr(r), r.RequestURI)
-	err = processStreamInternal(streamName, reader, cp.TimeFields, cp.MsgFields, lmp)
+	lmp := cp.NewLogMessageProcessor()
+	err = processStreamInternal(reader, cp.TimeField, cp.MsgField, lmp)
 	lmp.MustClose()
-	if err != nil {
-		httpserver.Errorf(w, r, "cannot process jsonline request; error: %s", err)
-		return
-	}
 
-	requestDuration.UpdateDuration(startTime)
+	if err != nil {
+		logger.Errorf("jsonline: %s", err)
+	} else {
+		// update requestDuration only for successfully parsed requests.
+		// There is no need in updating requestDuration for request errors,
+		// since their timings are usually much smaller than the timing for successful request parsing.
+		requestDuration.UpdateDuration(startTime)
+	}
 }
 
-func processStreamInternal(streamName string, r io.Reader, timeFields, msgFields []string, lmp insertutil.LogMessageProcessor) error {
+func processStreamInternal(r io.Reader, timeField, msgField string, lmp insertutils.LogMessageProcessor) error {
 	wcr := writeconcurrencylimiter.GetReader(r)
 	defer writeconcurrencylimiter.PutReader(wcr)
 
-	lr := insertutil.NewLineReader(streamName, wcr)
+	lb := lineBufferPool.Get()
+	defer lineBufferPool.Put(lb)
+
+	lb.B = bytesutil.ResizeNoCopyNoOverallocate(lb.B, insertutils.MaxLineSizeBytes.IntN())
+	sc := bufio.NewScanner(wcr)
+	sc.Buffer(lb.B, len(lb.B))
 
 	n := 0
-	errors := 0
-	var lastError error
 	for {
-		ok, err := readLine(lr, timeFields, msgFields, lmp)
+		ok, err := readLine(sc, timeField, msgField, lmp)
 		wcr.DecConcurrency()
 		if err != nil {
-			lastError = err
-			errors++
-			logger.Warnf("jsonline: cannot read line #%d in /jsonline request: %s", n, err)
+			errorsTotal.Inc()
+			return fmt.Errorf("cannot read line #%d in /jsonline request: %s", n, err)
 		}
 		if !ok {
-			break
+			return nil
 		}
 		n++
+		rowsIngestedTotal.Inc()
 	}
-	errorsTotal.Add(errors)
-
-	if errors > 0 && n == errors {
-		// Return an error if no logs were processed and there were errors
-		return lastError
-	}
-
-	return nil
 }
 
-func readLine(lr *insertutil.LineReader, timeFields, msgFields []string, lmp insertutil.LogMessageProcessor) (bool, error) {
+func readLine(sc *bufio.Scanner, timeField, msgField string, lmp insertutils.LogMessageProcessor) (bool, error) {
 	var line []byte
 	for len(line) == 0 {
-		if !lr.NextLine() {
-			err := lr.Err()
-			return false, err
+		if !sc.Scan() {
+			if err := sc.Err(); err != nil {
+				if errors.Is(err, bufio.ErrTooLong) {
+					return false, fmt.Errorf(`cannot read json line, since its size exceeds -insert.maxLineSizeBytes=%d`, insertutils.MaxLineSizeBytes.IntN())
+				}
+				return false, err
+			}
+			return false, nil
 		}
-		line = lr.Line
+		line = sc.Bytes()
 	}
 
 	p := logstorage.GetJSONParser()
-	defer logstorage.PutJSONParser(p)
-
 	if err := p.ParseLogMessage(line); err != nil {
-		return true, fmt.Errorf("%s; line contents: %q", err, line)
+		return false, fmt.Errorf("cannot parse json-encoded log entry: %w", err)
 	}
-	ts, err := insertutil.ExtractTimestampFromFields(timeFields, p.Fields)
+	ts, err := insertutils.ExtractTimestampRFC3339NanoFromFields(timeField, p.Fields)
 	if err != nil {
-		return true, fmt.Errorf("%s; line contents: %q", err, line)
+		return false, fmt.Errorf("cannot get timestamp: %w", err)
 	}
-	logstorage.RenameField(p.Fields, msgFields, "_msg")
-	lmp.AddRow(ts, p.Fields, nil)
+	logstorage.RenameField(p.Fields, msgField, "_msg")
+	lmp.AddRow(ts, p.Fields)
+	logstorage.PutJSONParser(p)
 
 	return true, nil
 }
 
+var lineBufferPool bytesutil.ByteBufferPool
+
 var (
+	rowsIngestedTotal = metrics.NewCounter(`vl_rows_ingested_total{type="jsonline"}`)
+
 	requestsTotal = metrics.NewCounter(`vl_http_requests_total{path="/insert/jsonline"}`)
 	errorsTotal   = metrics.NewCounter(`vl_http_errors_total{path="/insert/jsonline"}`)
 

app/vlinsert/jsonline/jsonline_test.go

@@ -2,96 +2,54 @@ package jsonline
 
 import (
 	"bytes"
-	"strings"
 	"testing"
 
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutil"
+	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutils"
 )
 
-func TestProcessStreamInternalSuccess(t *testing.T) {
-	f := func(data, timeField, msgField string, timestampsExpected []int64, resultExpected string) {
+func TestProcessStreamInternal_Success(t *testing.T) {
+	f := func(data, timeField, msgField string, rowsExpected int, timestampsExpected []int64, resultExpected string) {
 		t.Helper()
 
-		timeFields := []string{timeField}
-		msgFields := []string{msgField}
-		tlp := &insertutil.TestLogMessageProcessor{}
+		tlp := &insertutils.TestLogMessageProcessor{}
 		r := bytes.NewBufferString(data)
-		if err := processStreamInternal("test", r, timeFields, msgFields, tlp); err != nil {
+		if err := processStreamInternal(r, timeField, msgField, tlp); err != nil {
 			t.Fatalf("unexpected error: %s", err)
 		}
 
-		if err := tlp.Verify(timestampsExpected, resultExpected); err != nil {
+		if err := tlp.Verify(rowsExpected, timestampsExpected, resultExpected); err != nil {
 			t.Fatal(err)
 		}
 	}
 
 	data := `{"@timestamp":"2023-06-06T04:48:11.735Z","log":{"offset":71770,"file":{"path":"/var/log/auth.log"}},"message":"foobar"}
-{"@timestamp":"2023-06-06T04:48:12.735+01:00","message":"baz"}
-{"message":"xyz","@timestamp":"2023-06-06 04:48:13.735Z","x":"y"}
+{"@timestamp":"2023-06-06T04:48:12.735Z","message":"baz"}
+{"message":"xyz","@timestamp":"2023-06-06T04:48:13.735Z","x":"y"}
 `
 	timeField := "@timestamp"
 	msgField := "message"
-	timestampsExpected := []int64{1686026891735000000, 1686023292735000000, 1686026893735000000}
-	resultExpected := `{"log.offset":"71770","log.file.path":"/var/log/auth.log","_msg":"foobar"}
-{"_msg":"baz"}
-{"_msg":"xyz","x":"y"}`
-	f(data, timeField, msgField, timestampsExpected, resultExpected)
-
-	// Non-existing msgField
-	data = `{"@timestamp":"2023-06-06T04:48:11.735Z","log":{"offset":71770,"file":{"path":"/var/log/auth.log"}},"message":"foobar"}
-{"@timestamp":"2023-06-06T04:48:12.735+01:00","message":"baz"}
-`
-	timeField = "@timestamp"
-	msgField = "foobar"
-	timestampsExpected = []int64{1686026891735000000, 1686023292735000000}
-	resultExpected = `{"log.offset":"71770","log.file.path":"/var/log/auth.log","message":"foobar"}
-{"message":"baz"}`
-	f(data, timeField, msgField, timestampsExpected, resultExpected)
-
-	// invalid lines among valid lines
-	data = `
-dsfodmasd
-
-{"time":"2023-06-06T04:48:11.735Z","log":{"offset":71770,"file":{"path":"/var/log/auth.log"}},"message":"foobar"}
-invalid line
-{"time":"2023-06-06T04:48:12.735+01:00","message":"baz"}
-asbsdf
-
-`
-	timeField = "time"
-	msgField = "message"
-	timestampsExpected = []int64{1686026891735000000, 1686023292735000000}
-	resultExpected = `{"log.offset":"71770","log.file.path":"/var/log/auth.log","_msg":"foobar"}
-{"_msg":"baz"}`
-	f(data, timeField, msgField, timestampsExpected, resultExpected)
+	rowsExpected := 3
+	timestampsExpected := []int64{1686026891735000000, 1686026892735000000, 1686026893735000000}
+	resultExpected := `{"@timestamp":"","log.offset":"71770","log.file.path":"/var/log/auth.log","_msg":"foobar"}
+{"@timestamp":"","_msg":"baz"}
+{"_msg":"xyz","@timestamp":"","x":"y"}`
+	f(data, timeField, msgField, rowsExpected, timestampsExpected, resultExpected)
 }
 
-func TestProcessStreamInternalFailure(t *testing.T) {
+func TestProcessStreamInternal_Failure(t *testing.T) {
 	f := func(data string) {
 		t.Helper()
 
-		tlp := &insertutil.TestLogMessageProcessor{}
-		r := strings.NewReader(data)
-		if err := processStreamInternal("test", r, []string{"time"}, nil, tlp); err == nil {
-			t.Fatalf("expected error, got nil")
-		}
-
-		if err := tlp.Verify(nil, ""); err != nil {
-			t.Fatalf("unexpected error: %s", err)
+		tlp := &insertutils.TestLogMessageProcessor{}
+		r := bytes.NewBufferString(data)
+		if err := processStreamInternal(r, "time", "", tlp); err == nil {
+			t.Fatalf("expecting non-nil error")
 		}
 	}
 
 	// invalid json
 	f("foobar")
 
-	f(`foo
-bar`)
-
-	f(`
-foo
-
-`)
-
 	// invalid timestamp field
 	f(`{"time":"foobar"}`)
 }

app/vlinsert/loki/loki.go

@@ -1,18 +1,12 @@
 package loki
 
 import (
-	"flag"
-	"fmt"
 	"net/http"
-	"strconv"
 
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/httputil"
+	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutils"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
 )
 
-var disableMessageParsing = flag.Bool("loki.disableMessageParsing", false, "Whether to disable automatic parsing of JSON-encoded log fields inside Loki log message into distinct log fields")
-
 // RequestHandler processes Loki insert requests
 func RequestHandler(path string, w http.ResponseWriter, r *http.Request) bool {
 	switch path {
@@ -41,17 +35,8 @@ func handleInsert(r *http.Request, w http.ResponseWriter) {
 	}
 }
 
-type commonParams struct {
-	cp *insertutil.CommonParams
-
-	// Whether to parse JSON inside plaintext log message.
-	//
-	// See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/8486
-	parseMessage bool
-}
-
-func getCommonParams(r *http.Request) (*commonParams, error) {
-	cp, err := insertutil.GetCommonParams(r)
+func getCommonParams(r *http.Request) (*insertutils.CommonParams, error) {
+	cp, err := insertutils.GetCommonParams(r)
 	if err != nil {
 		return nil, err
 	}
@@ -70,17 +55,5 @@ func getCommonParams(r *http.Request) (*commonParams, error) {
 
 	}
 
-	parseMessage := !*disableMessageParsing
-	if rv := httputil.GetRequestValue(r, "disable_message_parsing", "VL-Loki-Disable-Message-Parsing"); rv != "" {
-		bv, err := strconv.ParseBool(rv)
-		if err != nil {
-			return nil, fmt.Errorf("cannot parse dusable_message_parsing=%q: %s", rv, err)
-		}
-		parseMessage = !bv
-	}
-
-	return &commonParams{
-		cp:           cp,
-		parseMessage: parseMessage,
-	}, nil
+	return cp, nil
 }

app/vlinsert/loki/loki_json.go

@@ -2,28 +2,46 @@ package loki
 
 import (
 	"fmt"
+	"io"
+	"math"
 	"net/http"
+	"strconv"
 	"time"
 
-	"github.com/VictoriaMetrics/metrics"
-	"github.com/valyala/fastjson"
-
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutil"
+	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutils"
 	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlstorage"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/bytesutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/flagutil"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/protoparserutil"
+	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/common"
+	"github.com/VictoriaMetrics/VictoriaMetrics/lib/writeconcurrencylimiter"
+	"github.com/VictoriaMetrics/metrics"
+	"github.com/valyala/fastjson"
 )
 
-var maxRequestSize = flagutil.NewBytes("loki.maxRequestSize", 64*1024*1024, "The maximum size in bytes of a single Loki request")
-
 var parserPool fastjson.ParserPool
 
 func handleJSON(r *http.Request, w http.ResponseWriter) {
 	startTime := time.Now()
 	requestsJSONTotal.Inc()
+	reader := r.Body
+	if r.Header.Get("Content-Encoding") == "gzip" {
+		zr, err := common.GetGzipReader(reader)
+		if err != nil {
+			httpserver.Errorf(w, r, "cannot initialize gzip reader: %s", err)
+			return
+		}
+		defer common.PutGzipReader(zr)
+		reader = zr
+	}
+
+	wcr := writeconcurrencylimiter.GetReader(reader)
+	data, err := io.ReadAll(wcr)
+	writeconcurrencylimiter.PutReader(wcr)
+	if err != nil {
+		httpserver.Errorf(w, r, "cannot read request body: %s", err)
+		return
+	}
 
 	cp, err := getCommonParams(r)
 	if err != nil {
@@ -34,187 +52,127 @@ func handleJSON(r *http.Request, w http.ResponseWriter) {
 		httpserver.Errorf(w, r, "%s", err)
 		return
 	}
-
-	encoding := r.Header.Get("Content-Encoding")
-	err = protoparserutil.ReadUncompressedData(r.Body, encoding, maxRequestSize, func(data []byte) error {
-		lmp := cp.cp.NewLogMessageProcessor("loki_json", false)
-		useDefaultStreamFields := len(cp.cp.StreamFields) == 0
-		err := parseJSONRequest(data, lmp, cp.cp.MsgFields, useDefaultStreamFields, cp.parseMessage)
-		lmp.MustClose()
-		return err
-	})
+	lmp := cp.NewLogMessageProcessor()
+	n, err := parseJSONRequest(data, lmp)
+	lmp.MustClose()
 	if err != nil {
-		httpserver.Errorf(w, r, "cannot read Loki json data: %s", err)
+		httpserver.Errorf(w, r, "cannot parse Loki json request: %s", err)
 		return
 	}
 
+	rowsIngestedJSONTotal.Add(n)
+
 	// update requestJSONDuration only for successfully parsed requests
 	// There is no need in updating requestJSONDuration for request errors,
 	// since their timings are usually much smaller than the timing for successful request parsing.
 	requestJSONDuration.UpdateDuration(startTime)
-
-	// See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/8505
-	w.WriteHeader(http.StatusNoContent)
 }
 
 var (
-	requestsJSONTotal   = metrics.NewCounter(`vl_http_requests_total{path="/insert/loki/api/v1/push",format="json"}`)
-	requestJSONDuration = metrics.NewHistogram(`vl_http_request_duration_seconds{path="/insert/loki/api/v1/push",format="json"}`)
+	requestsJSONTotal     = metrics.NewCounter(`vl_http_requests_total{path="/insert/loki/api/v1/push",format="json"}`)
+	rowsIngestedJSONTotal = metrics.NewCounter(`vl_rows_ingested_total{type="loki",format="json"}`)
+	requestJSONDuration   = metrics.NewHistogram(`vl_http_request_duration_seconds{path="/insert/loki/api/v1/push",format="json"}`)
 )
 
-func parseJSONRequest(data []byte, lmp insertutil.LogMessageProcessor, msgFields []string, useDefaultStreamFields, parseMessage bool) error {
+func parseJSONRequest(data []byte, lmp insertutils.LogMessageProcessor) (int, error) {
 	p := parserPool.Get()
 	defer parserPool.Put(p)
-
 	v, err := p.ParseBytes(data)
 	if err != nil {
-		return fmt.Errorf("cannot parse JSON request body: %w", err)
+		return 0, fmt.Errorf("cannot parse JSON request body: %w", err)
 	}
 
 	streamsV := v.Get("streams")
 	if streamsV == nil {
-		return fmt.Errorf("missing `streams` item in the parsed JSON")
+		return 0, fmt.Errorf("missing `streams` item in the parsed JSON: %q", v)
 	}
 	streams, err := streamsV.Array()
 	if err != nil {
-		return fmt.Errorf("`streams` item in the parsed JSON must contain an array; got %q", streamsV)
-	}
-
-	fields := getFields()
-	defer putFields(fields)
-
-	var msgParser *logstorage.JSONParser
-	if parseMessage {
-		msgParser = logstorage.GetJSONParser()
-		defer logstorage.PutJSONParser(msgParser)
+		return 0, fmt.Errorf("`streams` item in the parsed JSON must contain an array; got %q", streamsV)
 	}
 
 	currentTimestamp := time.Now().UnixNano()
-
+	var commonFields []logstorage.Field
+	rowsIngested := 0
 	for _, stream := range streams {
 		// populate common labels from `stream` dict
-		fields.fields = fields.fields[:0]
+		commonFields = commonFields[:0]
 		labelsV := stream.Get("stream")
 		var labels *fastjson.Object
 		if labelsV != nil {
 			o, err := labelsV.Object()
 			if err != nil {
-				return fmt.Errorf("`stream` item in the parsed JSON must contain an object; got %q", labelsV)
+				return rowsIngested, fmt.Errorf("`stream` item in the parsed JSON must contain an object; got %q", labelsV)
 			}
 			labels = o
 		}
 		labels.Visit(func(k []byte, v *fastjson.Value) {
+			if err != nil {
+				return
+			}
 			vStr, errLocal := v.StringBytes()
 			if errLocal != nil {
 				err = fmt.Errorf("unexpected label value type for %q:%q; want string", k, v)
 				return
 			}
-			fields.fields = append(fields.fields, logstorage.Field{
+			commonFields = append(commonFields, logstorage.Field{
 				Name:  bytesutil.ToUnsafeString(k),
 				Value: bytesutil.ToUnsafeString(vStr),
 			})
 		})
 		if err != nil {
-			return fmt.Errorf("error when parsing `stream` object: %w", err)
+			return rowsIngested, fmt.Errorf("error when parsing `stream` object: %w", err)
 		}
 
 		// populate messages from `values` array
 		linesV := stream.Get("values")
 		if linesV == nil {
-			return fmt.Errorf("missing `values` item in the parsed `stream` object %q", stream)
+			return rowsIngested, fmt.Errorf("missing `values` item in the parsed JSON %q", stream)
 		}
 		lines, err := linesV.Array()
 		if err != nil {
-			return fmt.Errorf("`values` item in the parsed JSON must contain an array; got %q", linesV)
+			return rowsIngested, fmt.Errorf("`values` item in the parsed JSON must contain an array; got %q", linesV)
 		}
 
-		commonFieldsLen := len(fields.fields)
+		fields := commonFields
 		for _, line := range lines {
-			fields.fields = fields.fields[:commonFieldsLen]
-
 			lineA, err := line.Array()
 			if err != nil {
-				return fmt.Errorf("unexpected contents of `values` item; want array; got %q", line)
+				return rowsIngested, fmt.Errorf("unexpected contents of `values` item; want array; got %q", line)
 			}
-			if len(lineA) < 2 || len(lineA) > 3 {
-				return fmt.Errorf("unexpected number of values in `values` item array %q; got %d want 2 or 3", line, len(lineA))
+			if len(lineA) != 2 {
+				return rowsIngested, fmt.Errorf("unexpected number of values in `values` item array %q; got %d want 2", line, len(lineA))
 			}
 
 			// parse timestamp
 			timestamp, err := lineA[0].StringBytes()
 			if err != nil {
-				return fmt.Errorf("unexpected log timestamp type for %q; want string", lineA[0])
+				return rowsIngested, fmt.Errorf("unexpected log timestamp type for %q; want string", lineA[0])
 			}
 			ts, err := parseLokiTimestamp(bytesutil.ToUnsafeString(timestamp))
 			if err != nil {
-				return fmt.Errorf("cannot parse log timestamp %q: %w", timestamp, err)
+				return rowsIngested, fmt.Errorf("cannot parse log timestamp %q: %w", timestamp, err)
 			}
 			if ts == 0 {
 				ts = currentTimestamp
 			}
 
-			// parse structured metadata - see https://grafana.com/docs/loki/latest/reference/loki-http-api/#ingest-logs
-			if len(lineA) > 2 {
-				structuredMetadata, err := lineA[2].Object()
-				if err != nil {
-					return fmt.Errorf("unexpected structured metadata type for %q; want JSON object", lineA[2])
-				}
-
-				structuredMetadata.Visit(func(k []byte, v *fastjson.Value) {
-					vStr, errLocal := v.StringBytes()
-					if errLocal != nil {
-						err = fmt.Errorf("unexpected label value type for %q:%q; want string", k, v)
-						return
-					}
-
-					fields.fields = append(fields.fields, logstorage.Field{
-						Name:  bytesutil.ToUnsafeString(k),
-						Value: bytesutil.ToUnsafeString(vStr),
-					})
-				})
-				if err != nil {
-					return fmt.Errorf("error when parsing `structuredMetadata` object: %w", err)
-				}
-			}
-
 			// parse log message
 			msg, err := lineA[1].StringBytes()
 			if err != nil {
-				return fmt.Errorf("unexpected log message type for %q; want string", lineA[1])
+				return rowsIngested, fmt.Errorf("unexpected log message type for %q; want string", lineA[1])
 			}
-			allowMsgRenaming := false
-			fields.fields, allowMsgRenaming = addMsgField(fields.fields, msgParser, bytesutil.ToUnsafeString(msg))
 
-			var streamFields []logstorage.Field
-			if useDefaultStreamFields {
-				streamFields = fields.fields[:commonFieldsLen]
-			}
-			if allowMsgRenaming {
-				logstorage.RenameField(fields.fields[commonFieldsLen:], msgFields, "_msg")
-			}
-			lmp.AddRow(ts, fields.fields, streamFields)
+			fields = append(fields[:len(commonFields)], logstorage.Field{
+				Name:  "_msg",
+				Value: bytesutil.ToUnsafeString(msg),
+			})
+			lmp.AddRow(ts, fields)
 		}
+		rowsIngested += len(lines)
 	}
 
-	return nil
-}
-
-func addMsgField(dst []logstorage.Field, msgParser *logstorage.JSONParser, msg string) ([]logstorage.Field, bool) {
-	if msgParser == nil || len(msg) < 2 || msg[0] != '{' || msg[len(msg)-1] != '}' {
-		return append(dst, logstorage.Field{
-			Name:  "_msg",
-			Value: msg,
-		}), false
-	}
-	if msgParser != nil && len(msg) >= 2 && msg[0] == '{' && msg[len(msg)-1] == '}' {
-		if err := msgParser.ParseLogMessage(bytesutil.ToUnsafeBytes(msg)); err == nil {
-			return append(dst, msgParser.Fields...), true
-		}
-	}
-	return append(dst, logstorage.Field{
-		Name:  "_msg",
-		Value: msg,
-	}), false
+	return rowsIngested, nil
 }
 
 func parseLokiTimestamp(s string) (int64, error) {
@@ -222,5 +180,23 @@ func parseLokiTimestamp(s string) (int64, error) {
 		// Special case - an empty timestamp must be substituted with the current time by the caller.
 		return 0, nil
 	}
-	return insertutil.ParseUnixTimestamp(s)
+	n, err := strconv.ParseInt(s, 10, 64)
+	if err != nil {
+		// Fall back to parsing floating-point value
+		f, err := strconv.ParseFloat(s, 64)
+		if err != nil {
+			return 0, err
+		}
+		if f > math.MaxInt64 {
+			return 0, fmt.Errorf("too big timestamp in nanoseconds: %v; mustn't exceed %v", f, int64(math.MaxInt64))
+		}
+		if f < math.MinInt64 {
+			return 0, fmt.Errorf("too small timestamp in nanoseconds: %v; must be bigger or equal to %v", f, int64(math.MinInt64))
+		}
+		n = int64(f)
+	}
+	if n < 0 {
+		return 0, fmt.Errorf("too small timestamp in nanoseconds: %d; must be bigger than 0", n)
+	}
+	return n, nil
 }

app/vlinsert/loki/loki_json_test.go

@@ -3,19 +3,20 @@ package loki
 import (
 	"testing"
 
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutil"
+	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutils"
 )
 
 func TestParseJSONRequest_Failure(t *testing.T) {
 	f := func(s string) {
 		t.Helper()
 
-		tlp := &insertutil.TestLogMessageProcessor{}
-		if err := parseJSONRequest([]byte(s), tlp, nil, false, false); err == nil {
+		tlp := &insertutils.TestLogMessageProcessor{}
+		n, err := parseJSONRequest([]byte(s), tlp)
+		if err == nil {
 			t.Fatalf("expecting non-nil error")
 		}
-		if err := tlp.Verify(nil, ""); err != nil {
-			t.Fatalf("unexpected error: %s", err)
+		if n != 0 {
+			t.Fatalf("unexpected number of parsed lines: %d; want 0", n)
 		}
 	}
 	f(``)
@@ -44,31 +45,26 @@ func TestParseJSONRequest_Failure(t *testing.T) {
 	// Invalid length of `values` individual item
 	f(`{"streams":[{"values":[[]]}]}`)
 	f(`{"streams":[{"values":[["123"]]}]}`)
-	f(`{"streams":[{"values":[["123","456","789","8123"]]}]}`)
+	f(`{"streams":[{"values":[["123","456","789"]]}]}`)
 
 	// Invalid type for timestamp inside `values` individual item
 	f(`{"streams":[{"values":[[123,"456"]}]}`)
 
 	// Invalid type for log message
 	f(`{"streams":[{"values":[["123",1234]]}]}`)
-
-	// invalid structured metadata type
-	f(`{"streams":[{"values":[["1577836800000000001", "foo bar", ["metadata_1", "md_value"]]]}]}`)
-
-	// structured metadata with unexpected value type
-	f(`{"streams":[{"values":[["1577836800000000001", "foo bar", {"metadata_1": 1}]] }]}`)
 }
 
 func TestParseJSONRequest_Success(t *testing.T) {
 	f := func(s string, timestampsExpected []int64, resultExpected string) {
 		t.Helper()
 
-		tlp := &insertutil.TestLogMessageProcessor{}
+		tlp := &insertutils.TestLogMessageProcessor{}
 
-		if err := parseJSONRequest([]byte(s), tlp, nil, false, false); err != nil {
+		n, err := parseJSONRequest([]byte(s), tlp)
+		if err != nil {
 			t.Fatalf("unexpected error: %s", err)
 		}
-		if err := tlp.Verify(timestampsExpected, resultExpected); err != nil {
+		if err := tlp.Verify(n, timestampsExpected, resultExpected); err != nil {
 			t.Fatal(err)
 		}
 	}
@@ -89,9 +85,9 @@ func TestParseJSONRequest_Success(t *testing.T) {
 	"label2": "value2"
 },"values":[
 	["1577836800000000001", "foo bar"],
-	["1686026123.62", "abc"],
+	["1477836900005000002", "abc"],
 	["147.78369e9", "foobar"]
-]}]}`, []int64{1577836800000000001, 1686026123620000000, 147783690000000000}, `{"label1":"value1","label2":"value2","_msg":"foo bar"}
+]}]}`, []int64{1577836800000000001, 1477836900005000002, 147783690000}, `{"label1":"value1","label2":"value2","_msg":"foo bar"}
 {"label1":"value1","label2":"value2","_msg":"abc"}
 {"label1":"value1","label2":"value2","_msg":"foobar"}`)
 
@@ -120,50 +116,4 @@ func TestParseJSONRequest_Success(t *testing.T) {
 }`, []int64{1577836800000000001, 1577836900005000002, 1877836900005000002}, `{"foo":"bar","a":"b","_msg":"foo bar"}
 {"foo":"bar","a":"b","_msg":"abc"}
 {"x":"y","_msg":"yx"}`)
-
-	// values with metadata
-	f(`{"streams":[{"values":[["1577836800000000001", "foo bar", {"metadata_1": "md_value"}]]}]}`, []int64{1577836800000000001}, `{"metadata_1":"md_value","_msg":"foo bar"}`)
-	f(`{"streams":[{"values":[["1577836800000000001", "foo bar", {}]]}]}`, []int64{1577836800000000001}, `{"_msg":"foo bar"}`)
-}
-
-func TestParseJSONRequest_ParseMessage(t *testing.T) {
-	f := func(s string, msgFields []string, timestampsExpected []int64, resultExpected string) {
-		t.Helper()
-
-		tlp := &insertutil.TestLogMessageProcessor{}
-
-		if err := parseJSONRequest([]byte(s), tlp, msgFields, false, true); err != nil {
-			t.Fatalf("unexpected error: %s", err)
-		}
-		if err := tlp.Verify(timestampsExpected, resultExpected); err != nil {
-			t.Fatal(err)
-		}
-	}
-
-	f(`{
-	"streams": [
-		{
-			"stream": {
-				"foo": "bar",
-				"a": "b"
-			},
-			"values": [
-				["1577836800000000001", "{\"user_id\":\"123\"}"],
-				["1577836900005000002", "abc", {"trace_id":"pqw"}],
-				["1577836900005000003", "{def}"]
-			]
-		},
-		{
-			"stream": {
-				"x": "y"
-			},
-			"values": [
-				["1877836900005000004", "{\"trace_id\":\"111\",\"parent_id\":\"abc\"}"]
-			]
-		}
-	]
-}`, []string{"a", "trace_id"}, []int64{1577836800000000001, 1577836900005000002, 1577836900005000003, 1877836900005000004}, `{"foo":"bar","a":"b","user_id":"123"}
-{"foo":"bar","a":"b","trace_id":"pqw","_msg":"abc"}
-{"foo":"bar","a":"b","_msg":"{def}"}
-{"x":"y","_msg":"111","parent_id":"abc"}`)
 }

app/vlinsert/loki/loki_json_timing_test.go

@@ -6,7 +6,7 @@ import (
 	"testing"
 	"time"
 
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutil"
+	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutils"
 )
 
 func BenchmarkParseJSONRequest(b *testing.B) {
@@ -22,13 +22,14 @@ func BenchmarkParseJSONRequest(b *testing.B) {
 }
 
 func benchmarkParseJSONRequest(b *testing.B, streams, rows, labels int) {
-	blp := &insertutil.BenchmarkLogMessageProcessor{}
+	blp := &insertutils.BenchmarkLogMessageProcessor{}
 	b.ReportAllocs()
 	b.SetBytes(int64(streams * rows))
 	b.RunParallel(func(pb *testing.PB) {
 		data := getJSONBody(streams, rows, labels)
 		for pb.Next() {
-			if err := parseJSONRequest(data, blp, nil, false, true); err != nil {
+			_, err := parseJSONRequest(data, blp)
+			if err != nil {
 				panic(fmt.Errorf("unexpected error: %w", err))
 			}
 		}

app/vlinsert/loki/loki_protobuf.go

@@ -2,27 +2,38 @@ package loki
 
 import (
 	"fmt"
+	"io"
 	"net/http"
 	"strconv"
 	"strings"
 	"sync"
 	"time"
 
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutil"
+	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutils"
 	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlstorage"
+	"github.com/VictoriaMetrics/VictoriaMetrics/lib/bytesutil"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/protoparserutil"
+	"github.com/VictoriaMetrics/VictoriaMetrics/lib/writeconcurrencylimiter"
 	"github.com/VictoriaMetrics/metrics"
+	"github.com/golang/snappy"
 )
 
 var (
+	bytesBufPool bytesutil.ByteBufferPool
 	pushReqsPool sync.Pool
 )
 
 func handleProtobuf(r *http.Request, w http.ResponseWriter) {
 	startTime := time.Now()
 	requestsProtobufTotal.Inc()
+	wcr := writeconcurrencylimiter.GetReader(r.Body)
+	data, err := io.ReadAll(wcr)
+	writeconcurrencylimiter.PutReader(wcr)
+	if err != nil {
+		httpserver.Errorf(w, r, "cannot read request body: %s", err)
+		return
+	}
 
 	cp, err := getCommonParams(r)
 	if err != nil {
@@ -33,67 +44,59 @@ func handleProtobuf(r *http.Request, w http.ResponseWriter) {
 		httpserver.Errorf(w, r, "%s", err)
 		return
 	}
-
-	encoding := r.Header.Get("Content-Encoding")
-	if encoding == "" {
-		// Loki protocol uses snappy compression by default.
-		// See https://grafana.com/docs/loki/latest/reference/loki-http-api/#ingest-logs
-		encoding = "snappy"
-	}
-	err = protoparserutil.ReadUncompressedData(r.Body, encoding, maxRequestSize, func(data []byte) error {
-		lmp := cp.cp.NewLogMessageProcessor("loki_protobuf", false)
-		useDefaultStreamFields := len(cp.cp.StreamFields) == 0
-		err := parseProtobufRequest(data, lmp, cp.cp.MsgFields, useDefaultStreamFields, cp.parseMessage)
-		lmp.MustClose()
-		return err
-	})
+	lmp := cp.NewLogMessageProcessor()
+	n, err := parseProtobufRequest(data, lmp)
+	lmp.MustClose()
 	if err != nil {
-		httpserver.Errorf(w, r, "cannot read Loki protobuf data: %s", err)
+		httpserver.Errorf(w, r, "cannot parse Loki protobuf request: %s", err)
 		return
 	}
 
+	rowsIngestedProtobufTotal.Add(n)
+
 	// update requestProtobufDuration only for successfully parsed requests
 	// There is no need in updating requestProtobufDuration for request errors,
 	// since their timings are usually much smaller than the timing for successful request parsing.
 	requestProtobufDuration.UpdateDuration(startTime)
-
-	// See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/8505
-	w.WriteHeader(http.StatusNoContent)
 }
 
 var (
-	requestsProtobufTotal   = metrics.NewCounter(`vl_http_requests_total{path="/insert/loki/api/v1/push",format="protobuf"}`)
-	requestProtobufDuration = metrics.NewHistogram(`vl_http_request_duration_seconds{path="/insert/loki/api/v1/push",format="protobuf"}`)
+	requestsProtobufTotal     = metrics.NewCounter(`vl_http_requests_total{path="/insert/loki/api/v1/push",format="protobuf"}`)
+	rowsIngestedProtobufTotal = metrics.NewCounter(`vl_rows_ingested_total{type="loki",format="protobuf"}`)
+	requestProtobufDuration   = metrics.NewHistogram(`vl_http_request_duration_seconds{path="/insert/loki/api/v1/push",format="protobuf"}`)
 )
 
-func parseProtobufRequest(data []byte, lmp insertutil.LogMessageProcessor, msgFields []string, useDefaultStreamFields, parseMessage bool) error {
+func parseProtobufRequest(data []byte, lmp insertutils.LogMessageProcessor) (int, error) {
+	bb := bytesBufPool.Get()
+	defer bytesBufPool.Put(bb)
+
+	buf, err := snappy.Decode(bb.B[:cap(bb.B)], data)
+	if err != nil {
+		return 0, fmt.Errorf("cannot decode snappy-encoded request body: %w", err)
+	}
+	bb.B = buf
+
 	req := getPushRequest()
 	defer putPushRequest(req)
 
-	err := req.UnmarshalProtobuf(data)
+	err = req.UnmarshalProtobuf(bb.B)
 	if err != nil {
-		return fmt.Errorf("cannot parse request body: %w", err)
+		return 0, fmt.Errorf("cannot parse request body: %w", err)
 	}
 
 	fields := getFields()
 	defer putFields(fields)
 
-	var msgParser *logstorage.JSONParser
-	if parseMessage {
-		msgParser = logstorage.GetJSONParser()
-		defer logstorage.PutJSONParser(msgParser)
-	}
-
+	rowsIngested := 0
 	streams := req.Streams
 	currentTimestamp := time.Now().UnixNano()
-
 	for i := range streams {
 		stream := &streams[i]
 		// st.Labels contains labels for the stream.
 		// Labels are same for all entries in the stream.
 		fields.fields, err = parsePromLabels(fields.fields[:0], stream.Labels)
 		if err != nil {
-			return fmt.Errorf("cannot parse stream labels %q: %w", stream.Labels, err)
+			return rowsIngested, fmt.Errorf("cannot parse stream labels %q: %w", stream.Labels, err)
 		}
 		commonFieldsLen := len(fields.fields)
 
@@ -109,25 +112,21 @@ func parseProtobufRequest(data []byte, lmp insertutil.LogMessageProcessor, msgFi
 				})
 			}
 
-			allowMsgRenaming := false
-			fields.fields, allowMsgRenaming = addMsgField(fields.fields, msgParser, e.Line)
+			fields.fields = append(fields.fields, logstorage.Field{
+				Name:  "_msg",
+				Value: e.Line,
+			})
 
 			ts := e.Timestamp.UnixNano()
 			if ts == 0 {
 				ts = currentTimestamp
 			}
 
-			var streamFields []logstorage.Field
-			if useDefaultStreamFields {
-				streamFields = fields.fields[:commonFieldsLen]
-			}
-			if allowMsgRenaming {
-				logstorage.RenameField(fields.fields[commonFieldsLen:], msgFields, "_msg")
-			}
-			lmp.AddRow(ts, fields.fields, streamFields)
+			lmp.AddRow(ts, fields.fields)
 		}
+		rowsIngested += len(stream.Entries)
 	}
-	return nil
+	return rowsIngested, nil
 }
 
 func getFields() *fields {

app/vlinsert/loki/loki_protobuf_test.go

@@ -6,18 +6,16 @@ import (
 	"testing"
 	"time"
 
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutil"
+	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutils"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
+	"github.com/golang/snappy"
 )
 
 type testLogMessageProcessor struct {
 	pr PushRequest
 }
 
-func (tlp *testLogMessageProcessor) AddRow(timestamp int64, fields, streamFields []logstorage.Field) {
-	if streamFields != nil {
-		panic(fmt.Errorf("unexpected non-nil streamFields: %v", streamFields))
-	}
+func (tlp *testLogMessageProcessor) AddRow(timestamp int64, fields []logstorage.Field) {
 	msg := ""
 	for _, f := range fields {
 		if f.Name == "_msg" {
@@ -52,20 +50,23 @@ func TestParseProtobufRequest_Success(t *testing.T) {
 		t.Helper()
 
 		tlp := &testLogMessageProcessor{}
-		if err := parseJSONRequest([]byte(s), tlp, nil, false, false); err != nil {
+		n, err := parseJSONRequest([]byte(s), tlp)
+		if err != nil {
 			t.Fatalf("unexpected error: %s", err)
 		}
-		if len(tlp.pr.Streams) != len(timestampsExpected) {
-			t.Fatalf("unexpected number of streams; got %d; want %d", len(tlp.pr.Streams), len(timestampsExpected))
+		if n != len(tlp.pr.Streams) {
+			t.Fatalf("unexpected number of streams; got %d; want %d", len(tlp.pr.Streams), n)
 		}
 
 		data := tlp.pr.MarshalProtobuf(nil)
+		encodedData := snappy.Encode(nil, data)
 
-		tlp2 := &insertutil.TestLogMessageProcessor{}
-		if err := parseProtobufRequest(data, tlp2, nil, false, false); err != nil {
+		tlp2 := &insertutils.TestLogMessageProcessor{}
+		n, err = parseProtobufRequest(encodedData, tlp2)
+		if err != nil {
 			t.Fatalf("unexpected error: %s", err)
 		}
-		if err := tlp2.Verify(timestampsExpected, resultExpected); err != nil {
+		if err := tlp2.Verify(n, timestampsExpected, resultExpected); err != nil {
 			t.Fatal(err)
 		}
 	}
@@ -88,7 +89,7 @@ func TestParseProtobufRequest_Success(t *testing.T) {
 	["1577836800000000001", "foo bar"],
 	["1477836900005000002", "abc"],
 	["147.78369e9", "foobar"]
-]}]}`, []int64{1577836800000000001, 1477836900005000002, 147783690000000000}, `{"label1":"value1","label2":"value2","_msg":"foo bar"}
+]}]}`, []int64{1577836800000000001, 1477836900005000002, 147783690000}, `{"label1":"value1","label2":"value2","_msg":"foo bar"}
 {"label1":"value1","label2":"value2","_msg":"abc"}
 {"label1":"value1","label2":"value2","_msg":"foobar"}`)
 
@@ -119,57 +120,6 @@ func TestParseProtobufRequest_Success(t *testing.T) {
 {"x":"y","_msg":"yx"}`)
 }
 
-func TestParseProtobufRequest_ParseMessage(t *testing.T) {
-	f := func(s string, msgFields []string, timestampsExpected []int64, resultExpected string) {
-		t.Helper()
-
-		tlp := &testLogMessageProcessor{}
-		if err := parseJSONRequest([]byte(s), tlp, nil, false, false); err != nil {
-			t.Fatalf("unexpected error: %s", err)
-		}
-		if len(tlp.pr.Streams) != len(timestampsExpected) {
-			t.Fatalf("unexpected number of streams; got %d; want %d", len(tlp.pr.Streams), len(timestampsExpected))
-		}
-
-		data := tlp.pr.MarshalProtobuf(nil)
-
-		tlp2 := &insertutil.TestLogMessageProcessor{}
-		if err := parseProtobufRequest(data, tlp2, msgFields, false, true); err != nil {
-			t.Fatalf("unexpected error: %s", err)
-		}
-		if err := tlp2.Verify(timestampsExpected, resultExpected); err != nil {
-			t.Fatal(err)
-		}
-	}
-
-	f(`{
-	"streams": [
-		{
-			"stream": {
-				"foo": "bar",
-				"a": "b"
-			},
-			"values": [
-				["1577836800000000001", "{\"user_id\":\"123\"}"],
-				["1577836900005000002", "abc", {"trace_id":"pqw"}],
-				["1577836900005000003", "{def}"]
-			]
-		},
-		{
-			"stream": {
-				"x": "y"
-			},
-			"values": [
-				["1877836900005000004", "{\"trace_id\":\"432\",\"parent_id\":\"qwerty\"}"]
-			]
-		}
-	]
-}`, []string{"a", "trace_id"}, []int64{1577836800000000001, 1577836900005000002, 1577836900005000003, 1877836900005000004}, `{"foo":"bar","a":"b","user_id":"123"}
-{"foo":"bar","a":"b","trace_id":"pqw","_msg":"abc"}
-{"foo":"bar","a":"b","_msg":"{def}"}
-{"x":"y","_msg":"432","parent_id":"qwerty"}`)
-}
-
 func TestParsePromLabels_Success(t *testing.T) {
 	f := func(s string) {
 		t.Helper()

app/vlinsert/loki/loki_protobuf_timing_test.go

@@ -6,7 +6,9 @@ import (
 	"testing"
 	"time"
 
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutil"
+	"github.com/golang/snappy"
+
+	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutils"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/bytesutil"
 )
 
@@ -23,13 +25,14 @@ func BenchmarkParseProtobufRequest(b *testing.B) {
 }
 
 func benchmarkParseProtobufRequest(b *testing.B, streams, rows, labels int) {
-	blp := &insertutil.BenchmarkLogMessageProcessor{}
+	blp := &insertutils.BenchmarkLogMessageProcessor{}
 	b.ReportAllocs()
 	b.SetBytes(int64(streams * rows))
 	b.RunParallel(func(pb *testing.PB) {
 		body := getProtobufBody(streams, rows, labels)
 		for pb.Next() {
-			if err := parseProtobufRequest(body, blp, nil, false, true); err != nil {
+			_, err := parseProtobufRequest(body, blp)
+			if err != nil {
 				panic(fmt.Errorf("unexpected error: %w", err))
 			}
 		}
@@ -76,5 +79,8 @@ func getProtobufBody(streamsCount, rowsCount, labelsCount int) []byte {
 		Streams: streams,
 	}
 
-	return pr.MarshalProtobuf(nil)
+	body := pr.MarshalProtobuf(nil)
+	encodedBody := snappy.Encode(nil, body)
+
+	return encodedBody
 }

app/vlinsert/loki/pb.go

@@ -17,7 +17,7 @@ var mp easyproto.MarshalerPool
 
 // PushRequest represents Loki PushRequest
 //
-// See https://github.com/grafana/loki/blob/ada4b7b8713385fbe9f5984a5a0aaaddf1a7b851/pkg/push/push.proto#L14
+// See https://github.com/grafana/loki/blob/4220737a52da7ab6c9346b12d5a5d7bedbcd641d/pkg/push/push.proto#L14C1-L14C20
 type PushRequest struct {
 	Streams []Stream
 
@@ -87,7 +87,7 @@ func (pr *PushRequest) unmarshalProtobuf(entriesBuf []Entry, labelPairBuf []Labe
 
 // Stream represents Loki stream.
 //
-// See https://github.com/grafana/loki/blob/ada4b7b8713385fbe9f5984a5a0aaaddf1a7b851/pkg/push/push.proto#L23
+// See https://github.com/grafana/loki/blob/4220737a52da7ab6c9346b12d5a5d7bedbcd641d/pkg/push/push.proto#L23
 type Stream struct {
 	Labels  string
 	Entries []Entry
@@ -139,7 +139,7 @@ func (s *Stream) unmarshalProtobuf(entriesBuf []Entry, labelPairBuf []LabelPair,
 
 // Entry represents Loki entry.
 //
-// See https://github.com/grafana/loki/blob/ada4b7b8713385fbe9f5984a5a0aaaddf1a7b851/pkg/push/push.proto#L38
+// See https://github.com/grafana/loki/blob/4220737a52da7ab6c9346b12d5a5d7bedbcd641d/pkg/push/push.proto#L38
 type Entry struct {
 	Timestamp          time.Time
 	Line               string
@@ -203,7 +203,7 @@ func (e *Entry) unmarshalProtobuf(labelPairBuf []LabelPair, src []byte) ([]Label
 
 // LabelPair represents Loki label pair.
 //
-// See https://github.com/grafana/loki/blob/ada4b7b8713385fbe9f5984a5a0aaaddf1a7b851/pkg/push/push.proto#L33
+// See https://github.com/grafana/loki/blob/4220737a52da7ab6c9346b12d5a5d7bedbcd641d/pkg/push/push.proto#L33
 type LabelPair struct {
 	Name  string
 	Value string

app/vlinsert/main.go

@@ -1,17 +1,12 @@
 package vlinsert
 
 import (
-	"fmt"
 	"net/http"
 	"strings"
 
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/datadog"
 	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/elasticsearch"
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/internalinsert"
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/journald"
 	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/jsonline"
 	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/loki"
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/opentelemetry"
 	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/syslog"
 )
 
@@ -28,12 +23,6 @@ func Stop() {
 // RequestHandler handles insert requests for VictoriaLogs
 func RequestHandler(w http.ResponseWriter, r *http.Request) bool {
 	path := r.URL.Path
-
-	if path == "/internal/insert" {
-		internalinsert.RequestHandler(w, r)
-		return true
-	}
-
 	if !strings.HasPrefix(path, "/insert/") {
 		// Skip requests, which do not start with /insert/, since these aren't our requests.
 		return false
@@ -41,34 +30,17 @@ func RequestHandler(w http.ResponseWriter, r *http.Request) bool {
 	path = strings.TrimPrefix(path, "/insert")
 	path = strings.ReplaceAll(path, "//", "/")
 
-	switch path {
-	case "/jsonline":
+	if path == "/jsonline" {
 		jsonline.RequestHandler(w, r)
 		return true
-	case "/ready":
-		w.Header().Set("Content-Type", "application/json")
-		w.WriteHeader(200)
-		fmt.Fprintf(w, `{"status":"ok"}`)
-		return true
 	}
 	switch {
-	case strings.HasPrefix(path, "/elasticsearch"):
-		// some clients may omit trailing slash
-		// see https://github.com/VictoriaMetrics/VictoriaMetrics/issues/8353
+	case strings.HasPrefix(path, "/elasticsearch/"):
 		path = strings.TrimPrefix(path, "/elasticsearch")
 		return elasticsearch.RequestHandler(path, w, r)
 	case strings.HasPrefix(path, "/loki/"):
 		path = strings.TrimPrefix(path, "/loki")
 		return loki.RequestHandler(path, w, r)
-	case strings.HasPrefix(path, "/opentelemetry/"):
-		path = strings.TrimPrefix(path, "/opentelemetry")
-		return opentelemetry.RequestHandler(path, w, r)
-	case strings.HasPrefix(path, "/journald/"):
-		path = strings.TrimPrefix(path, "/journald")
-		return journald.RequestHandler(path, w, r)
-	case strings.HasPrefix(path, "/datadog/"):
-		path = strings.TrimPrefix(path, "/datadog")
-		return datadog.RequestHandler(path, w, r)
 	default:
 		return false
 	}

app/vlinsert/opentelemetry/opentelemetry.go

@@ -1,154 +0,0 @@
-package opentelemetry
-
-import (
-	"fmt"
-	"net/http"
-	"time"
-
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlstorage"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/flagutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/opentelemetry/pb"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/protoparserutil"
-	"github.com/VictoriaMetrics/metrics"
-)
-
-var maxRequestSize = flagutil.NewBytes("opentelemetry.maxRequestSize", 64*1024*1024, "The maximum size in bytes of a single OpenTelemetry request")
-
-// RequestHandler processes Opentelemetry insert requests
-func RequestHandler(path string, w http.ResponseWriter, r *http.Request) bool {
-	switch path {
-	// use the same path as opentelemetry collector
-	// https://opentelemetry.io/docs/specs/otlp/#otlphttp-request
-	case "/v1/logs":
-		if r.Header.Get("Content-Type") == "application/json" {
-			httpserver.Errorf(w, r, "json encoding isn't supported for opentelemetry format. Use protobuf encoding")
-			return true
-		}
-		handleProtobuf(r, w)
-		return true
-	default:
-		return false
-	}
-}
-
-func handleProtobuf(r *http.Request, w http.ResponseWriter) {
-	startTime := time.Now()
-	requestsProtobufTotal.Inc()
-
-	cp, err := insertutil.GetCommonParams(r)
-	if err != nil {
-		httpserver.Errorf(w, r, "cannot parse common params from request: %s", err)
-		return
-	}
-	if err := vlstorage.CanWriteData(); err != nil {
-		httpserver.Errorf(w, r, "%s", err)
-		return
-	}
-
-	encoding := r.Header.Get("Content-Encoding")
-	err = protoparserutil.ReadUncompressedData(r.Body, encoding, maxRequestSize, func(data []byte) error {
-		lmp := cp.NewLogMessageProcessor("opentelelemtry_protobuf", false)
-		useDefaultStreamFields := len(cp.StreamFields) == 0
-		err := pushProtobufRequest(data, lmp, cp.MsgFields, useDefaultStreamFields)
-		lmp.MustClose()
-		return err
-	})
-	if err != nil {
-		httpserver.Errorf(w, r, "cannot read OpenTelemetry protocol data: %s", err)
-		return
-	}
-
-	// update requestProtobufDuration only for successfully parsed requests
-	// There is no need in updating requestProtobufDuration for request errors,
-	// since their timings are usually much smaller than the timing for successful request parsing.
-	requestProtobufDuration.UpdateDuration(startTime)
-}
-
-var (
-	requestsProtobufTotal = metrics.NewCounter(`vl_http_requests_total{path="/insert/opentelemetry/v1/logs",format="protobuf"}`)
-	errorsTotal           = metrics.NewCounter(`vl_http_errors_total{path="/insert/opentelemetry/v1/logs",format="protobuf"}`)
-
-	requestProtobufDuration = metrics.NewHistogram(`vl_http_request_duration_seconds{path="/insert/opentelemetry/v1/logs",format="protobuf"}`)
-)
-
-func pushProtobufRequest(data []byte, lmp insertutil.LogMessageProcessor, msgFields []string, useDefaultStreamFields bool) error {
-	var req pb.ExportLogsServiceRequest
-	if err := req.UnmarshalProtobuf(data); err != nil {
-		errorsTotal.Inc()
-		return fmt.Errorf("cannot unmarshal request from %d bytes: %w", len(data), err)
-	}
-
-	var commonFields []logstorage.Field
-	for _, rl := range req.ResourceLogs {
-		commonFields = commonFields[:0]
-		commonFields = appendKeyValues(commonFields, rl.Resource.Attributes, "")
-		commonFieldsLen := len(commonFields)
-		for _, sc := range rl.ScopeLogs {
-			commonFields = pushFieldsFromScopeLogs(&sc, commonFields[:commonFieldsLen], lmp, msgFields, useDefaultStreamFields)
-		}
-	}
-
-	return nil
-}
-
-func pushFieldsFromScopeLogs(sc *pb.ScopeLogs, commonFields []logstorage.Field, lmp insertutil.LogMessageProcessor, msgFields []string, useDefaultStreamFields bool) []logstorage.Field {
-	fields := commonFields
-	for _, lr := range sc.LogRecords {
-		fields = fields[:len(commonFields)]
-		if lr.Body.KeyValueList != nil {
-			fields = appendKeyValues(fields, lr.Body.KeyValueList.Values, "")
-			logstorage.RenameField(fields[len(commonFields):], msgFields, "_msg")
-		} else {
-			fields = append(fields, logstorage.Field{
-				Name:  "_msg",
-				Value: lr.Body.FormatString(true),
-			})
-		}
-		fields = appendKeyValues(fields, lr.Attributes, "")
-		if len(lr.TraceID) > 0 {
-			fields = append(fields, logstorage.Field{
-				Name:  "trace_id",
-				Value: lr.TraceID,
-			})
-		}
-		if len(lr.SpanID) > 0 {
-			fields = append(fields, logstorage.Field{
-				Name:  "span_id",
-				Value: lr.SpanID,
-			})
-		}
-		fields = append(fields, logstorage.Field{
-			Name:  "severity",
-			Value: lr.FormatSeverity(),
-		})
-
-		var streamFields []logstorage.Field
-		if useDefaultStreamFields {
-			streamFields = commonFields
-		}
-		lmp.AddRow(lr.ExtractTimestampNano(), fields, streamFields)
-	}
-	return fields
-}
-
-func appendKeyValues(fields []logstorage.Field, kvs []*pb.KeyValue, parentField string) []logstorage.Field {
-	for _, attr := range kvs {
-		fieldName := attr.Key
-		if parentField != "" {
-			fieldName = parentField + "." + fieldName
-		}
-
-		if attr.Value.KeyValueList != nil {
-			fields = appendKeyValues(fields, attr.Value.KeyValueList.Values, fieldName)
-		} else {
-			fields = append(fields, logstorage.Field{
-				Name:  fieldName,
-				Value: attr.Value.FormatString(true),
-			})
-		}
-	}
-	return fields
-}

app/vlinsert/opentelemetry/opentelemetry_test.go

@@ -1,208 +0,0 @@
-package opentelemetry
-
-import (
-	"testing"
-
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/opentelemetry/pb"
-)
-
-func TestPushProtoOk(t *testing.T) {
-	f := func(src []pb.ResourceLogs, timestampsExpected []int64, resultExpected string) {
-		t.Helper()
-		lr := pb.ExportLogsServiceRequest{
-			ResourceLogs: src,
-		}
-
-		pData := lr.MarshalProtobuf(nil)
-		tlp := &insertutil.TestLogMessageProcessor{}
-		if err := pushProtobufRequest(pData, tlp, nil, false); err != nil {
-			t.Fatalf("unexpected error: %s", err)
-		}
-
-		if err := tlp.Verify(timestampsExpected, resultExpected); err != nil {
-			t.Fatal(err)
-		}
-	}
-
-	// single line without resource attributes
-	f([]pb.ResourceLogs{
-		{
-			ScopeLogs: []pb.ScopeLogs{
-				{
-					LogRecords: []pb.LogRecord{
-						{Attributes: []*pb.KeyValue{}, TimeUnixNano: 1234, SeverityNumber: 1, Body: pb.AnyValue{StringValue: ptrTo("log-line-message")}},
-					},
-				},
-			},
-		},
-	},
-		[]int64{1234},
-		`{"_msg":"log-line-message","severity":"Trace"}`,
-	)
-
-	// severities mapping
-	f([]pb.ResourceLogs{
-		{
-			ScopeLogs: []pb.ScopeLogs{
-				{
-					LogRecords: []pb.LogRecord{
-						{Attributes: []*pb.KeyValue{}, TimeUnixNano: 1234, SeverityNumber: 1, Body: pb.AnyValue{StringValue: ptrTo("log-line-message")}},
-						{Attributes: []*pb.KeyValue{}, TimeUnixNano: 1234, SeverityNumber: 13, Body: pb.AnyValue{StringValue: ptrTo("log-line-message")}},
-						{Attributes: []*pb.KeyValue{}, TimeUnixNano: 1234, SeverityNumber: 24, Body: pb.AnyValue{StringValue: ptrTo("log-line-message")}},
-					},
-				},
-			},
-		},
-	},
-		[]int64{1234, 1234, 1234},
-		`{"_msg":"log-line-message","severity":"Trace"}
-{"_msg":"log-line-message","severity":"Warn"}
-{"_msg":"log-line-message","severity":"Fatal4"}`,
-	)
-
-	// multi-line with resource attributes
-	f([]pb.ResourceLogs{
-		{
-			Resource: pb.Resource{
-				Attributes: []*pb.KeyValue{
-					{Key: "logger", Value: &pb.AnyValue{StringValue: ptrTo("context")}},
-					{Key: "instance_id", Value: &pb.AnyValue{IntValue: ptrTo[int64](10)}},
-					{Key: "node_taints", Value: &pb.AnyValue{KeyValueList: &pb.KeyValueList{
-						Values: []*pb.KeyValue{
-							{Key: "role", Value: &pb.AnyValue{StringValue: ptrTo("dev")}},
-							{Key: "cluster_load_percent", Value: &pb.AnyValue{DoubleValue: ptrTo(0.55)}},
-						},
-					}}},
-				},
-			},
-			ScopeLogs: []pb.ScopeLogs{
-				{
-					LogRecords: []pb.LogRecord{
-						{Attributes: []*pb.KeyValue{}, TimeUnixNano: 1234, SeverityNumber: 1, Body: pb.AnyValue{StringValue: ptrTo("log-line-message")}},
-						{Attributes: []*pb.KeyValue{}, TimeUnixNano: 1235, SeverityNumber: 25, Body: pb.AnyValue{StringValue: ptrTo("log-line-message-msg-2")}},
-						{Attributes: []*pb.KeyValue{}, TimeUnixNano: 1236, SeverityNumber: -1, Body: pb.AnyValue{StringValue: ptrTo("log-line-message-msg-2")}},
-					},
-				},
-			},
-		},
-	},
-		[]int64{1234, 1235, 1236},
-		`{"logger":"context","instance_id":"10","node_taints.role":"dev","node_taints.cluster_load_percent":"0.55","_msg":"log-line-message","severity":"Trace"}
-{"logger":"context","instance_id":"10","node_taints.role":"dev","node_taints.cluster_load_percent":"0.55","_msg":"log-line-message-msg-2","severity":"Unspecified"}
-{"logger":"context","instance_id":"10","node_taints.role":"dev","node_taints.cluster_load_percent":"0.55","_msg":"log-line-message-msg-2","severity":"Unspecified"}`,
-	)
-
-	// multi-scope with resource attributes and multi-line
-	f([]pb.ResourceLogs{
-		{
-			Resource: pb.Resource{
-				Attributes: []*pb.KeyValue{
-					{Key: "logger", Value: &pb.AnyValue{StringValue: ptrTo("context")}},
-					{Key: "instance_id", Value: &pb.AnyValue{IntValue: ptrTo[int64](10)}},
-					{Key: "node_taints", Value: &pb.AnyValue{KeyValueList: &pb.KeyValueList{
-						Values: []*pb.KeyValue{
-							{Key: "role", Value: &pb.AnyValue{StringValue: ptrTo("dev")}},
-							{Key: "cluster_load_percent", Value: &pb.AnyValue{DoubleValue: ptrTo(0.55)}},
-						},
-					}}},
-				},
-			},
-			ScopeLogs: []pb.ScopeLogs{
-				{
-					LogRecords: []pb.LogRecord{
-						{TimeUnixNano: 1234, SeverityNumber: 1, Body: pb.AnyValue{StringValue: ptrTo("log-line-message")}},
-						{TimeUnixNano: 1235, SeverityNumber: 5, Body: pb.AnyValue{StringValue: ptrTo("log-line-message-msg-2")}},
-					},
-				},
-			},
-		},
-		{
-			ScopeLogs: []pb.ScopeLogs{
-				{
-					LogRecords: []pb.LogRecord{
-						{TimeUnixNano: 2345, SeverityNumber: 10, Body: pb.AnyValue{StringValue: ptrTo("log-line-resource-scope-1-0-0")}},
-						{TimeUnixNano: 2346, SeverityNumber: 10, Body: pb.AnyValue{StringValue: ptrTo("log-line-resource-scope-1-0-1")}},
-					},
-				},
-				{
-					LogRecords: []pb.LogRecord{
-						{TimeUnixNano: 2347, SeverityNumber: 12, Body: pb.AnyValue{StringValue: ptrTo("log-line-resource-scope-1-1-0")}},
-						{TraceID: "1234", SpanID: "45", ObservedTimeUnixNano: 2348, SeverityNumber: 12, Body: pb.AnyValue{StringValue: ptrTo("log-line-resource-scope-1-1-1")}},
-						{TraceID: "4bf92f3577b34da6a3ce929d0e0e4736", SpanID: "00f067aa0ba902b7", ObservedTimeUnixNano: 3333, Body: pb.AnyValue{StringValue: ptrTo("log-line-resource-scope-1-1-2")}},
-					},
-				},
-			},
-		},
-	},
-		[]int64{1234, 1235, 2345, 2346, 2347, 2348, 3333},
-		`{"logger":"context","instance_id":"10","node_taints.role":"dev","node_taints.cluster_load_percent":"0.55","_msg":"log-line-message","severity":"Trace"}
-{"logger":"context","instance_id":"10","node_taints.role":"dev","node_taints.cluster_load_percent":"0.55","_msg":"log-line-message-msg-2","severity":"Debug"}
-{"_msg":"log-line-resource-scope-1-0-0","severity":"Info2"}
-{"_msg":"log-line-resource-scope-1-0-1","severity":"Info2"}
-{"_msg":"log-line-resource-scope-1-1-0","severity":"Info4"}
-{"_msg":"log-line-resource-scope-1-1-1","trace_id":"1234","span_id":"45","severity":"Info4"}
-{"_msg":"log-line-resource-scope-1-1-2","trace_id":"4bf92f3577b34da6a3ce929d0e0e4736","span_id":"00f067aa0ba902b7","severity":"Unspecified"}`,
-	)
-
-	// nested fields
-	f([]pb.ResourceLogs{
-		{
-			ScopeLogs: []pb.ScopeLogs{
-				{
-					LogRecords: []pb.LogRecord{
-						{
-							TimeUnixNano: 1234,
-							Body:         pb.AnyValue{StringValue: ptrTo("nested fields")},
-							Attributes: []*pb.KeyValue{
-								{Key: "error", Value: &pb.AnyValue{KeyValueList: &pb.KeyValueList{Values: []*pb.KeyValue{
-									{
-										Key:   "type",
-										Value: &pb.AnyValue{StringValue: ptrTo("document_parsing_exception")},
-									},
-									{
-										Key:   "reason",
-										Value: &pb.AnyValue{StringValue: ptrTo("failed to parse field [_msg] of type [text]")},
-									},
-									{
-										Key: "caused_by",
-										Value: &pb.AnyValue{KeyValueList: &pb.KeyValueList{Values: []*pb.KeyValue{
-											{
-												Key:   "type",
-												Value: &pb.AnyValue{StringValue: ptrTo("x_content_parse_exception")},
-											},
-											{
-												Key:   "reason",
-												Value: &pb.AnyValue{StringValue: ptrTo("unexpected end-of-input in VALUE_STRING")},
-											},
-											{
-												Key: "caused_by",
-												Value: &pb.AnyValue{KeyValueList: &pb.KeyValueList{Values: []*pb.KeyValue{
-													{
-														Key:   "type",
-														Value: &pb.AnyValue{StringValue: ptrTo("json_e_o_f_exception")},
-													},
-													{
-														Key:   "reason",
-														Value: &pb.AnyValue{StringValue: ptrTo("eof")},
-													},
-												}}},
-											},
-										}}},
-									},
-								}}}},
-							},
-						},
-					},
-				},
-			},
-		},
-	}, []int64{1234},
-		`{"_msg":"nested fields","error.type":"document_parsing_exception","error.reason":"failed to parse field [_msg] of type [text]",`+
-			`"error.caused_by.type":"x_content_parse_exception","error.caused_by.reason":"unexpected end-of-input in VALUE_STRING",`+
-			`"error.caused_by.caused_by.type":"json_e_o_f_exception","error.caused_by.caused_by.reason":"eof","severity":"Unspecified"}`)
-}
-
-func ptrTo[T any](s T) *T {
-	return &s
-}

app/vlinsert/opentelemetry/opentelemetry_timing_test.go

@@ -1,78 +0,0 @@
-package opentelemetry
-
-import (
-	"fmt"
-	"testing"
-
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/opentelemetry/pb"
-)
-
-func BenchmarkParseProtobufRequest(b *testing.B) {
-	for _, scopes := range []int{1, 2} {
-		for _, rows := range []int{100, 1000} {
-			for _, attributes := range []int{5, 10} {
-				b.Run(fmt.Sprintf("scopes_%d/rows_%d/attributes_%d", scopes, rows, attributes), func(b *testing.B) {
-					benchmarkParseProtobufRequest(b, scopes, rows, attributes)
-				})
-			}
-		}
-	}
-}
-
-func benchmarkParseProtobufRequest(b *testing.B, streams, rows, labels int) {
-	blp := &insertutil.BenchmarkLogMessageProcessor{}
-	b.ReportAllocs()
-	b.SetBytes(int64(streams * rows))
-	b.RunParallel(func(pb *testing.PB) {
-		body := getProtobufBody(streams, rows, labels)
-		for pb.Next() {
-			if err := pushProtobufRequest(body, blp, nil, false); err != nil {
-				panic(fmt.Errorf("unexpected error: %w", err))
-			}
-		}
-	})
-}
-
-func getProtobufBody(scopesCount, rowsCount, attributesCount int) []byte {
-	msg := "12345678910"
-
-	attrValues := []*pb.AnyValue{
-		{StringValue: ptrTo("string-attribute")},
-		{IntValue: ptrTo[int64](12345)},
-		{DoubleValue: ptrTo(3.14)},
-	}
-	attrs := make([]*pb.KeyValue, attributesCount)
-	for j := 0; j < attributesCount; j++ {
-		attrs[j] = &pb.KeyValue{
-			Key:   fmt.Sprintf("key-%d", j),
-			Value: attrValues[j%3],
-		}
-	}
-	entries := make([]pb.LogRecord, rowsCount)
-	for j := 0; j < rowsCount; j++ {
-		entries[j] = pb.LogRecord{
-			TimeUnixNano: 12345678910, ObservedTimeUnixNano: 12345678910, Body: pb.AnyValue{StringValue: &msg},
-		}
-	}
-	scopes := make([]pb.ScopeLogs, scopesCount)
-
-	for j := 0; j < scopesCount; j++ {
-		scopes[j] = pb.ScopeLogs{
-			LogRecords: entries,
-		}
-	}
-
-	pr := pb.ExportLogsServiceRequest{
-		ResourceLogs: []pb.ResourceLogs{
-			{
-				Resource: pb.Resource{
-					Attributes: attrs,
-				},
-				ScopeLogs: scopes,
-			},
-		},
-	}
-
-	return pr.MarshalProtobuf(nil)
-}

app/vlinsert/syslog/syslog.go

@@ -3,20 +3,20 @@ package syslog
 import (
 	"bufio"
 	"crypto/tls"
-	"encoding/json"
 	"errors"
 	"flag"
 	"fmt"
 	"io"
 	"net"
-	"sort"
 	"strconv"
 	"strings"
 	"sync"
 	"sync/atomic"
 	"time"
 
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutil"
+	"github.com/klauspost/compress/gzip"
+
+	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutils"
 	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlstorage"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/bytesutil"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/cgroup"
@@ -25,7 +25,7 @@ import (
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logger"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/netutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/protoparserutil"
+	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/common"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/slicesutil"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/writeconcurrencylimiter"
 	"github.com/VictoriaMetrics/metrics"
@@ -35,30 +35,10 @@ var (
 	syslogTimezone = flag.String("syslog.timezone", "Local", "Timezone to use when parsing timestamps in RFC3164 syslog messages. Timezone must be a valid IANA Time Zone. "+
 		"For example: America/New_York, Europe/Berlin, Etc/GMT+3 . See https://docs.victoriametrics.com/victorialogs/data-ingestion/syslog/")
 
-	streamFieldsTCP = flagutil.NewArrayString("syslog.streamFields.tcp", "Fields to use as log stream labels for logs ingested via the corresponding -syslog.listenAddr.tcp. "+
-		`See https://docs.victoriametrics.com/victorialogs/data-ingestion/syslog/#stream-fields`)
-	streamFieldsUDP = flagutil.NewArrayString("syslog.streamFields.udp", "Fields to use as log stream labels for logs ingested via the corresponding -syslog.listenAddr.udp. "+
-		`See https://docs.victoriametrics.com/victorialogs/data-ingestion/syslog/#stream-fields`)
-
-	ignoreFieldsTCP = flagutil.NewArrayString("syslog.ignoreFields.tcp", "Fields to ignore at logs ingested via the corresponding -syslog.listenAddr.tcp. "+
-		`See https://docs.victoriametrics.com/victorialogs/data-ingestion/syslog/#dropping-fields`)
-	ignoreFieldsUDP = flagutil.NewArrayString("syslog.ignoreFields.udp", "Fields to ignore at logs ingested via the corresponding -syslog.listenAddr.udp. "+
-		`See https://docs.victoriametrics.com/victorialogs/data-ingestion/syslog/#dropping-fields`)
-
-	decolorizeFieldsTCP = flagutil.NewArrayString("syslog.decolorizeFields.tcp", "Fields to remove ANSI color codes across logs ingested via the corresponding -syslog.listenAddr.tcp. "+
-		`See https://docs.victoriametrics.com/victorialogs/data-ingestion/syslog/#decolorizing-fields`)
-	decolorizeFieldsUDP = flagutil.NewArrayString("syslog.decolorizeFields.udp", "Fields to remove ANSI color codes across logs ingested via the corresponding -syslog.listenAddr.udp. "+
-		`See https://docs.victoriametrics.com/victorialogs/data-ingestion/syslog/#decolorizing-fields`)
-
-	extraFieldsTCP = flagutil.NewArrayString("syslog.extraFields.tcp", "Fields to add to logs ingested via the corresponding -syslog.listenAddr.tcp. "+
-		`See https://docs.victoriametrics.com/victorialogs/data-ingestion/syslog/#adding-extra-fields`)
-	extraFieldsUDP = flagutil.NewArrayString("syslog.extraFields.udp", "Fields to add to logs ingested via the corresponding -syslog.listenAddr.udp. "+
-		`See https://docs.victoriametrics.com/victorialogs/data-ingestion/syslog/#adding-extra-fields`)
-
-	tenantIDTCP = flagutil.NewArrayString("syslog.tenantID.tcp", "TenantID for logs ingested via the corresponding -syslog.listenAddr.tcp. "+
-		"See https://docs.victoriametrics.com/victorialogs/data-ingestion/syslog/#multitenancy")
-	tenantIDUDP = flagutil.NewArrayString("syslog.tenantID.udp", "TenantID for logs ingested via the corresponding -syslog.listenAddr.udp. "+
-		"See https://docs.victoriametrics.com/victorialogs/data-ingestion/syslog/#multitenancy")
+	syslogTenantIDTCP = flagutil.NewArrayString("syslog.tenantID.tcp", "TenantID for logs ingested via the corresponding -syslog.listenAddr.tcp. "+
+		"See https://docs.victoriametrics.com/victorialogs/data-ingestion/syslog/")
+	syslogTenantIDUDP = flagutil.NewArrayString("syslog.tenantID.udp", "TenantID for logs ingested via the corresponding -syslog.listenAddr.udp. "+
+		"See https://docs.victoriametrics.com/victorialogs/data-ingestion/syslog/")
 
 	listenAddrTCP = flagutil.NewArrayString("syslog.listenAddr.tcp", "Comma-separated list of TCP addresses to listen to for Syslog messages. "+
 		"See https://docs.victoriametrics.com/victorialogs/data-ingestion/syslog/")
@@ -170,7 +150,7 @@ func runUDPListener(addr string, argIdx int) {
 		logger.Fatalf("cannot start UDP syslog server at %q: %s", addr, err)
 	}
 
-	tenantIDStr := tenantIDUDP.GetOptionalArg(argIdx)
+	tenantIDStr := syslogTenantIDUDP.GetOptionalArg(argIdx)
 	tenantID, err := logstorage.ParseTenantID(tenantIDStr)
 	if err != nil {
 		logger.Fatalf("cannot parse -syslog.tenantID.udp=%q for -syslog.listenAddr.udp=%q: %s", tenantIDStr, addr, err)
@@ -181,33 +161,9 @@ func runUDPListener(addr string, argIdx int) {
 
 	useLocalTimestamp := useLocalTimestampUDP.GetOptionalArg(argIdx)
 
-	streamFieldsStr := streamFieldsUDP.GetOptionalArg(argIdx)
-	streamFields, err := parseFieldsList(streamFieldsStr)
-	if err != nil {
-		logger.Fatalf("cannot parse -syslog.streamFields.udp=%q for -syslog.listenAddr.udp=%q: %s", streamFieldsStr, addr, err)
-	}
-
-	ignoreFieldsStr := ignoreFieldsUDP.GetOptionalArg(argIdx)
-	ignoreFields, err := parseFieldsList(ignoreFieldsStr)
-	if err != nil {
-		logger.Fatalf("cannot parse -syslog.ignoreFields.udp=%q for -syslog.listenAddr.udp=%q: %s", ignoreFieldsStr, addr, err)
-	}
-
-	decolorizeFieldsStr := decolorizeFieldsUDP.GetOptionalArg(argIdx)
-	decolorizeFields, err := parseFieldsList(decolorizeFieldsStr)
-	if err != nil {
-		logger.Fatalf("cannot parse -syslog.decolorizeFields.udp=%q for -syslog.listenAddr.udp=%q: %s", decolorizeFieldsStr, addr, err)
-	}
-
-	extraFieldsStr := extraFieldsUDP.GetOptionalArg(argIdx)
-	extraFields, err := parseExtraFields(extraFieldsStr)
-	if err != nil {
-		logger.Fatalf("cannot parse -syslog.extraFields.udp=%q for -syslog.listenAddr.udp=%q: %s", extraFieldsStr, addr, err)
-	}
-
 	doneCh := make(chan struct{})
 	go func() {
-		serveUDP(ln, tenantID, compressMethod, useLocalTimestamp, streamFields, ignoreFields, decolorizeFields, extraFields)
+		serveUDP(ln, tenantID, compressMethod, useLocalTimestamp)
 		close(doneCh)
 	}()
 
@@ -237,7 +193,7 @@ func runTCPListener(addr string, argIdx int) {
 		logger.Fatalf("syslog: cannot start TCP listener at %s: %s", addr, err)
 	}
 
-	tenantIDStr := tenantIDTCP.GetOptionalArg(argIdx)
+	tenantIDStr := syslogTenantIDTCP.GetOptionalArg(argIdx)
 	tenantID, err := logstorage.ParseTenantID(tenantIDStr)
 	if err != nil {
 		logger.Fatalf("cannot parse -syslog.tenantID.tcp=%q for -syslog.listenAddr.tcp=%q: %s", tenantIDStr, addr, err)
@@ -248,33 +204,9 @@ func runTCPListener(addr string, argIdx int) {
 
 	useLocalTimestamp := useLocalTimestampTCP.GetOptionalArg(argIdx)
 
-	streamFieldsStr := streamFieldsTCP.GetOptionalArg(argIdx)
-	streamFields, err := parseFieldsList(streamFieldsStr)
-	if err != nil {
-		logger.Fatalf("cannot parse -syslog.streamFields.tcp=%q for -syslog.listenAddr.tcp=%q: %s", streamFieldsStr, addr, err)
-	}
-
-	ignoreFieldsStr := ignoreFieldsTCP.GetOptionalArg(argIdx)
-	ignoreFields, err := parseFieldsList(ignoreFieldsStr)
-	if err != nil {
-		logger.Fatalf("cannot parse -syslog.ignoreFields.tcp=%q for -syslog.listenAddr.tcp=%q: %s", ignoreFieldsStr, addr, err)
-	}
-
-	decolorizeFieldsStr := decolorizeFieldsTCP.GetOptionalArg(argIdx)
-	decolorizeFields, err := parseFieldsList(decolorizeFieldsStr)
-	if err != nil {
-		logger.Fatalf("cannot parse -syslog.decolorizeFields.tcp=%q for -syslog.listenAddr.tcp=%q: %s", decolorizeFieldsStr, addr, err)
-	}
-
-	extraFieldsStr := extraFieldsTCP.GetOptionalArg(argIdx)
-	extraFields, err := parseExtraFields(extraFieldsStr)
-	if err != nil {
-		logger.Fatalf("cannot parse -syslog.extraFields.tcp=%q for -syslog.listenAddr.tcp=%q: %s", extraFieldsStr, addr, err)
-	}
-
 	doneCh := make(chan struct{})
 	go func() {
-		serveTCP(ln, tenantID, compressMethod, useLocalTimestamp, streamFields, ignoreFields, decolorizeFields, extraFields)
+		serveTCP(ln, tenantID, compressMethod, useLocalTimestamp)
 		close(doneCh)
 	}()
 
@@ -289,14 +221,14 @@ func runTCPListener(addr string, argIdx int) {
 
 func checkCompressMethod(compressMethod, addr, protocol string) {
 	switch compressMethod {
-	case "", "none", "zstd", "gzip", "deflate":
+	case "", "none", "gzip", "deflate":
 		return
 	default:
-		logger.Fatalf("unsupported -syslog.compressMethod.%s=%q for -syslog.listenAddr.%s=%q; supported values: 'none', 'zstd', 'gzip', 'deflate'", protocol, compressMethod, protocol, addr)
+		logger.Fatalf("unsupported -syslog.compressMethod.%s=%q for -syslog.listenAddr.%s=%q; supported values: 'none', 'gzip', 'deflate'", protocol, compressMethod, protocol, addr)
 	}
 }
 
-func serveUDP(ln net.PacketConn, tenantID logstorage.TenantID, encoding string, useLocalTimestamp bool, streamFields, ignoreFields, decolorizeFields []string, extraFields []logstorage.Field) {
+func serveUDP(ln net.PacketConn, tenantID logstorage.TenantID, compressMethod string, useLocalTimestamp bool) {
 	gomaxprocs := cgroup.AvailableCPUs()
 	var wg sync.WaitGroup
 	localAddr := ln.LocalAddr()
@@ -304,7 +236,7 @@ func serveUDP(ln net.PacketConn, tenantID logstorage.TenantID, encoding string,
 		wg.Add(1)
 		go func() {
 			defer wg.Done()
-			cp := insertutil.GetCommonParamsForSyslog(tenantID, streamFields, ignoreFields, decolorizeFields, extraFields)
+			cp := insertutils.GetCommonParamsForSyslog(tenantID)
 			var bb bytesutil.ByteBuffer
 			bb.B = bytesutil.ResizeNoCopyNoOverallocate(bb.B, 64*1024)
 			for {
@@ -329,7 +261,7 @@ func serveUDP(ln net.PacketConn, tenantID logstorage.TenantID, encoding string,
 				}
 				bb.B = bb.B[:n]
 				udpRequestsTotal.Inc()
-				if err := processStream("udp", bb.NewReader(), encoding, useLocalTimestamp, cp); err != nil {
+				if err := processStream(bb.NewReader(), compressMethod, useLocalTimestamp, cp); err != nil {
 					logger.Errorf("syslog: cannot process UDP data from %s at %s: %s", remoteAddr, localAddr, err)
 				}
 			}
@@ -338,7 +270,7 @@ func serveUDP(ln net.PacketConn, tenantID logstorage.TenantID, encoding string,
 	wg.Wait()
 }
 
-func serveTCP(ln net.Listener, tenantID logstorage.TenantID, encoding string, useLocalTimestamp bool, streamFields, ignoreFields, decolorizeFields []string, extraFields []logstorage.Field) {
+func serveTCP(ln net.Listener, tenantID logstorage.TenantID, compressMethod string, useLocalTimestamp bool) {
 	var cm ingestserver.ConnsMap
 	cm.Init("syslog")
 
@@ -368,8 +300,8 @@ func serveTCP(ln net.Listener, tenantID logstorage.TenantID, encoding string, us
 
 		wg.Add(1)
 		go func() {
-			cp := insertutil.GetCommonParamsForSyslog(tenantID, streamFields, ignoreFields, decolorizeFields, extraFields)
-			if err := processStream("tcp", c, encoding, useLocalTimestamp, cp); err != nil {
+			cp := insertutils.GetCommonParamsForSyslog(tenantID)
+			if err := processStream(c, compressMethod, useLocalTimestamp, cp); err != nil {
 				logger.Errorf("syslog: cannot process TCP data at %q: %s", addr, err)
 			}
 
@@ -384,29 +316,52 @@ func serveTCP(ln net.Listener, tenantID logstorage.TenantID, encoding string, us
 }
 
 // processStream parses a stream of syslog messages from r and ingests them into vlstorage.
-func processStream(protocol string, r io.Reader, encoding string, useLocalTimestamp bool, cp *insertutil.CommonParams) error {
+func processStream(r io.Reader, compressMethod string, useLocalTimestamp bool, cp *insertutils.CommonParams) error {
 	if err := vlstorage.CanWriteData(); err != nil {
 		return err
 	}
 
-	lmp := cp.NewLogMessageProcessor("syslog_"+protocol, true)
-	err := processStreamInternal(r, encoding, useLocalTimestamp, lmp)
+	lmp := cp.NewLogMessageProcessor()
+	err := processStreamInternal(r, compressMethod, useLocalTimestamp, lmp)
 	lmp.MustClose()
 
 	return err
 }
 
-func processStreamInternal(r io.Reader, encoding string, useLocalTimestamp bool, lmp insertutil.LogMessageProcessor) error {
-	reader, err := protoparserutil.GetUncompressedReader(r, encoding)
-	if err != nil {
-		return fmt.Errorf("cannot decode syslog data: %w", err)
+func processStreamInternal(r io.Reader, compressMethod string, useLocalTimestamp bool, lmp insertutils.LogMessageProcessor) error {
+	switch compressMethod {
+	case "", "none":
+	case "gzip":
+		zr, err := common.GetGzipReader(r)
+		if err != nil {
+			return fmt.Errorf("cannot read gzipped data: %w", err)
+		}
+		r = zr
+	case "deflate":
+		zr, err := common.GetZlibReader(r)
+		if err != nil {
+			return fmt.Errorf("cannot read deflated data: %w", err)
+		}
+		r = zr
+	default:
+		logger.Panicf("BUG: unsupported compressMethod=%q; supported values: none, gzip, deflate", compressMethod)
 	}
-	defer protoparserutil.PutUncompressedReader(reader)
 
-	return processUncompressedStream(reader, useLocalTimestamp, lmp)
+	err := processUncompressedStream(r, useLocalTimestamp, lmp)
+
+	switch compressMethod {
+	case "gzip":
+		zr := r.(*gzip.Reader)
+		common.PutGzipReader(zr)
+	case "deflate":
+		zr := r.(io.ReadCloser)
+		common.PutZlibReader(zr)
+	}
+
+	return err
 }
 
-func processUncompressedStream(r io.Reader, useLocalTimestamp bool, lmp insertutil.LogMessageProcessor) error {
+func processUncompressedStream(r io.Reader, useLocalTimestamp bool, lmp insertutils.LogMessageProcessor) error {
 	wcr := writeconcurrencylimiter.GetReader(r)
 	defer writeconcurrencylimiter.PutReader(wcr)
 
@@ -428,6 +383,7 @@ func processUncompressedStream(r io.Reader, useLocalTimestamp bool, lmp insertut
 			return fmt.Errorf("cannot read line #%d: %s", n, err)
 		}
 		n++
+		rowsIngestedTotal.Inc()
 	}
 	return slr.Error()
 }
@@ -491,7 +447,7 @@ again:
 			slr.err = fmt.Errorf("cannot parse message length from %q: %w", msgLenStr, err)
 			return false
 		}
-		if maxMsgLen := insertutil.MaxLineSizeBytes.IntN(); msgLen > uint64(maxMsgLen) {
+		if maxMsgLen := insertutils.MaxLineSizeBytes.IntN(); msgLen > uint64(maxMsgLen) {
 			slr.err = fmt.Errorf("cannot read message longer than %d bytes; msgLen=%d", maxMsgLen, msgLen)
 			return false
 		}
@@ -543,7 +499,7 @@ func putSyslogLineReader(slr *syslogLineReader) {
 
 var syslogLineReaderPool sync.Pool
 
-func processLine(line []byte, currentYear int, timezone *time.Location, useLocalTimestamp bool, lmp insertutil.LogMessageProcessor) error {
+func processLine(line []byte, currentYear int, timezone *time.Location, useLocalTimestamp bool, lmp insertutils.LogMessageProcessor) error {
 	p := logstorage.GetSyslogParser(currentYear, timezone)
 	lineStr := bytesutil.ToUnsafeString(line)
 	p.Parse(lineStr)
@@ -552,57 +508,24 @@ func processLine(line []byte, currentYear int, timezone *time.Location, useLocal
 	if useLocalTimestamp {
 		ts = time.Now().UnixNano()
 	} else {
-		nsecs, err := insertutil.ExtractTimestampFromFields(timeFields, p.Fields)
+		nsecs, err := insertutils.ExtractTimestampRFC3339NanoFromFields("timestamp", p.Fields)
 		if err != nil {
 			return fmt.Errorf("cannot get timestamp from syslog line %q: %w", line, err)
 		}
 		ts = nsecs
 	}
-	logstorage.RenameField(p.Fields, msgFields, "_msg")
-	lmp.AddRow(ts, p.Fields, nil)
+	logstorage.RenameField(p.Fields, "message", "_msg")
+	lmp.AddRow(ts, p.Fields)
 	logstorage.PutSyslogParser(p)
 
 	return nil
 }
 
-var timeFields = []string{"timestamp"}
-var msgFields = []string{"message"}
-
 var (
+	rowsIngestedTotal = metrics.NewCounter(`vl_rows_ingested_total{type="syslog"}`)
+
 	errorsTotal = metrics.NewCounter(`vl_errors_total{type="syslog"}`)
 
 	udpRequestsTotal = metrics.NewCounter(`vl_udp_reqests_total{type="syslog"}`)
 	udpErrorsTotal   = metrics.NewCounter(`vl_udp_errors_total{type="syslog"}`)
 )
-
-func parseFieldsList(s string) ([]string, error) {
-	if s == "" {
-		return nil, nil
-	}
-
-	var a []string
-	err := json.Unmarshal([]byte(s), &a)
-	return a, err
-}
-
-func parseExtraFields(s string) ([]logstorage.Field, error) {
-	if s == "" {
-		return nil, nil
-	}
-
-	var m map[string]string
-	if err := json.Unmarshal([]byte(s), &m); err != nil {
-		return nil, err
-	}
-	fields := make([]logstorage.Field, 0, len(m))
-	for k, v := range m {
-		fields = append(fields, logstorage.Field{
-			Name:  k,
-			Value: v,
-		})
-	}
-	sort.Slice(fields, func(i, j int) bool {
-		return fields[i].Name < fields[j].Name
-	})
-	return fields, nil
-}

app/vlinsert/syslog/syslog_test.go

@@ -6,7 +6,7 @@ import (
 	"testing"
 	"time"
 
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutil"
+	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlinsert/insertutils"
 )
 
 func TestSyslogLineReader_Success(t *testing.T) {
@@ -75,7 +75,7 @@ func TestSyslogLineReader_Failure(t *testing.T) {
 }
 
 func TestProcessStreamInternal_Success(t *testing.T) {
-	f := func(data string, currentYear int, timestampsExpected []int64, resultExpected string) {
+	f := func(data string, currentYear, rowsExpected int, timestampsExpected []int64, resultExpected string) {
 		t.Helper()
 
 		MustInit()
@@ -84,12 +84,12 @@ func TestProcessStreamInternal_Success(t *testing.T) {
 		globalTimezone = time.UTC
 		globalCurrentYear.Store(int64(currentYear))
 
-		tlp := &insertutil.TestLogMessageProcessor{}
+		tlp := &insertutils.TestLogMessageProcessor{}
 		r := bytes.NewBufferString(data)
 		if err := processStreamInternal(r, "", false, tlp); err != nil {
 			t.Fatalf("unexpected error: %s", err)
 		}
-		if err := tlp.Verify(timestampsExpected, resultExpected); err != nil {
+		if err := tlp.Verify(rowsExpected, timestampsExpected, resultExpected); err != nil {
 			t.Fatal(err)
 		}
 	}
@@ -99,11 +99,12 @@ func TestProcessStreamInternal_Success(t *testing.T) {
 48 <165>Jun  4 12:08:33 abcd systemd[345]: abc defg<123>1 2023-06-03T17:42:12.345Z mymachine.example.com appname 12345 ID47 [exampleSDID@32473 iut="3" eventSource="Application 123 = ] 56" eventID="11211"] This is a test message with structured data.
 `
 	currentYear := 2023
+	rowsExpected := 3
 	timestampsExpected := []int64{1685794113000000000, 1685880513000000000, 1685814132345000000}
-	resultExpected := `{"format":"rfc3164","hostname":"abcd","app_name":"systemd","_msg":"Starting Update the local ESM caches..."}
-{"priority":"165","facility":"20","severity":"5","format":"rfc3164","hostname":"abcd","app_name":"systemd","proc_id":"345","_msg":"abc defg"}
-{"priority":"123","facility":"15","severity":"3","format":"rfc5424","hostname":"mymachine.example.com","app_name":"appname","proc_id":"12345","msg_id":"ID47","exampleSDID@32473.iut":"3","exampleSDID@32473.eventSource":"Application 123 = ] 56","exampleSDID@32473.eventID":"11211","_msg":"This is a test message with structured data."}`
-	f(data, currentYear, timestampsExpected, resultExpected)
+	resultExpected := `{"format":"rfc3164","timestamp":"","hostname":"abcd","app_name":"systemd","_msg":"Starting Update the local ESM caches..."}
+{"priority":"165","facility":"20","severity":"5","format":"rfc3164","timestamp":"","hostname":"abcd","app_name":"systemd","proc_id":"345","_msg":"abc defg"}
+{"priority":"123","facility":"15","severity":"3","format":"rfc5424","timestamp":"","hostname":"mymachine.example.com","app_name":"appname","proc_id":"12345","msg_id":"ID47","exampleSDID@32473.iut":"3","exampleSDID@32473.eventSource":"Application 123 = ] 56","exampleSDID@32473.eventID":"11211","_msg":"This is a test message with structured data."}`
+	f(data, currentYear, rowsExpected, timestampsExpected, resultExpected)
 }
 
 func TestProcessStreamInternal_Failure(t *testing.T) {
@@ -113,7 +114,7 @@ func TestProcessStreamInternal_Failure(t *testing.T) {
 		MustInit()
 		defer MustStop()
 
-		tlp := &insertutil.TestLogMessageProcessor{}
+		tlp := &insertutils.TestLogMessageProcessor{}
 		r := bytes.NewBufferString(data)
 		if err := processStreamInternal(r, "", false, tlp); err == nil {
 			t.Fatalf("expecting non-nil error")

app/vlogscli/Makefile

@@ -1,109 +0,0 @@
-# All these commands must run from repository root.
-
-vlogscli:
-	APP_NAME=vlogscli $(MAKE) app-local
-
-vlogscli-race:
-	APP_NAME=vlogscli RACE=-race $(MAKE) app-local
-
-vlogscli-prod:
-	APP_NAME=vlogscli $(MAKE) app-via-docker
-
-vlogscli-pure-prod:
-	APP_NAME=vlogscli $(MAKE) app-via-docker-pure
-
-vlogscli-linux-amd64-prod:
-	APP_NAME=vlogscli $(MAKE) app-via-docker-linux-amd64
-
-vlogscli-linux-arm-prod:
-	APP_NAME=vlogscli $(MAKE) app-via-docker-linux-arm
-
-vlogscli-linux-arm64-prod:
-	APP_NAME=vlogscli $(MAKE) app-via-docker-linux-arm64
-
-vlogscli-linux-ppc64le-prod:
-	APP_NAME=vlogscli $(MAKE) app-via-docker-linux-ppc64le
-
-vlogscli-linux-386-prod:
-	APP_NAME=vlogscli $(MAKE) app-via-docker-linux-386
-
-vlogscli-darwin-amd64-prod:
-	APP_NAME=vlogscli $(MAKE) app-via-docker-darwin-amd64
-
-vlogscli-darwin-arm64-prod:
-	APP_NAME=vlogscli $(MAKE) app-via-docker-darwin-arm64
-
-vlogscli-freebsd-amd64-prod:
-	APP_NAME=vlogscli $(MAKE) app-via-docker-freebsd-amd64
-
-vlogscli-openbsd-amd64-prod:
-	APP_NAME=vlogscli $(MAKE) app-via-docker-openbsd-amd64
-
-vlogscli-windows-amd64-prod:
-	APP_NAME=vlogscli $(MAKE) app-via-docker-windows-amd64
-
-package-vlogscli:
-	APP_NAME=vlogscli $(MAKE) package-via-docker
-
-package-vlogscli-pure:
-	APP_NAME=vlogscli $(MAKE) package-via-docker-pure
-
-package-vlogscli-amd64:
-	APP_NAME=vlogscli $(MAKE) package-via-docker-amd64
-
-package-vlogscli-arm:
-	APP_NAME=vlogscli $(MAKE) package-via-docker-arm
-
-package-vlogscli-arm64:
-	APP_NAME=vlogscli $(MAKE) package-via-docker-arm64
-
-package-vlogscli-ppc64le:
-	APP_NAME=vlogscli $(MAKE) package-via-docker-ppc64le
-
-package-vlogscli-386:
-	APP_NAME=vlogscli $(MAKE) package-via-docker-386
-
-publish-vlogscli:
-	APP_NAME=vlogscli $(MAKE) publish-via-docker
-
-vlogscli-linux-amd64:
-	APP_NAME=vlogscli CGO_ENABLED=1 GOOS=linux GOARCH=amd64 $(MAKE) app-local-goos-goarch
-
-vlogscli-linux-arm:
-	APP_NAME=vlogscli CGO_ENABLED=0 GOOS=linux GOARCH=arm $(MAKE) app-local-goos-goarch
-
-vlogscli-linux-arm64:
-	APP_NAME=vlogscli CGO_ENABLED=0 GOOS=linux GOARCH=arm64 $(MAKE) app-local-goos-goarch
-
-vlogscli-linux-ppc64le:
-	APP_NAME=vlogscli CGO_ENABLED=0 GOOS=linux GOARCH=ppc64le $(MAKE) app-local-goos-goarch
-
-vlogscli-linux-s390x:
-	APP_NAME=vlogscli CGO_ENABLED=0 GOOS=linux GOARCH=s390x $(MAKE) app-local-goos-goarch
-
-vlogscli-linux-loong64:
-	APP_NAME=vlogscli CGO_ENABLED=0 GOOS=linux GOARCH=loong64 $(MAKE) app-local-goos-goarch
-
-vlogscli-linux-386:
-	APP_NAME=vlogscli CGO_ENABLED=0 GOOS=linux GOARCH=386 $(MAKE) app-local-goos-goarch
-
-vlogscli-darwin-amd64:
-	APP_NAME=vlogscli CGO_ENABLED=0 GOOS=darwin GOARCH=amd64 $(MAKE) app-local-goos-goarch
-
-vlogscli-darwin-arm64:
-	APP_NAME=vlogscli CGO_ENABLED=0 GOOS=darwin GOARCH=arm64 $(MAKE) app-local-goos-goarch
-
-vlogscli-freebsd-amd64:
-	APP_NAME=vlogscli CGO_ENABLED=0 GOOS=freebsd GOARCH=amd64 $(MAKE) app-local-goos-goarch
-
-vlogscli-openbsd-amd64:
-	APP_NAME=vlogscli CGO_ENABLED=0 GOOS=openbsd GOARCH=amd64 $(MAKE) app-local-goos-goarch
-
-vlogscli-windows-amd64:
-	GOARCH=amd64 APP_NAME=vlogscli $(MAKE) app-local-windows-goarch
-
-vlogscli-pure:
-	APP_NAME=vlogscli $(MAKE) app-local-pure
-
-run-vlogscli:
-	APP_NAME=vlogscli $(MAKE) run-via-docker

app/vlogscli/README.md

@@ -1,5 +0,0 @@
-# vlogscli
-
-Command-line utility for querying [VictoriaLogs](https://docs.victoriametrics.com/victorialogs/).
-
-See [these docs](https://docs.victoriametrics.com/victorialogs/querying/vlogscli/).

app/vlogscli/deployment/Dockerfile

@@ -1,6 +0,0 @@
-ARG base_image=non-existing
-FROM $base_image
-
-ENTRYPOINT ["/vlogscli-prod"]
-ARG src_binary=non-existing
-COPY $src_binary ./vlogscli-prod

app/vlogscli/json_prettifier.go

@@ -1,245 +0,0 @@
-package main
-
-import (
-	"bufio"
-	"encoding/json"
-	"fmt"
-	"io"
-	"sort"
-	"strings"
-	"sync"
-
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
-)
-
-type outputMode int
-
-const (
-	outputModeJSONMultiline  = outputMode(0)
-	outputModeJSONSingleline = outputMode(1)
-	outputModeLogfmt         = outputMode(2)
-	outputModeCompact        = outputMode(3)
-)
-
-func getOutputFormatter(outputMode outputMode) func(w io.Writer, fields []logstorage.Field) error {
-	switch outputMode {
-	case outputModeJSONMultiline:
-		return func(w io.Writer, fields []logstorage.Field) error {
-			return writeJSONObject(w, fields, true)
-		}
-	case outputModeJSONSingleline:
-		return func(w io.Writer, fields []logstorage.Field) error {
-			return writeJSONObject(w, fields, false)
-		}
-	case outputModeLogfmt:
-		return writeLogfmtObject
-	case outputModeCompact:
-		return writeCompactObject
-	default:
-		panic(fmt.Errorf("BUG: unexpected outputMode=%d", outputMode))
-	}
-}
-
-type jsonPrettifier struct {
-	r         io.ReadCloser
-	formatter func(w io.Writer, fields []logstorage.Field) error
-
-	d *json.Decoder
-
-	pr *io.PipeReader
-	pw *io.PipeWriter
-	bw *bufio.Writer
-
-	wg sync.WaitGroup
-}
-
-func newJSONPrettifier(r io.ReadCloser, outputMode outputMode) *jsonPrettifier {
-	d := json.NewDecoder(r)
-	pr, pw := io.Pipe()
-	bw := bufio.NewWriter(pw)
-
-	formatter := getOutputFormatter(outputMode)
-
-	jp := &jsonPrettifier{
-		r:         r,
-		formatter: formatter,
-
-		d: d,
-
-		pr: pr,
-		pw: pw,
-		bw: bw,
-	}
-
-	jp.wg.Add(1)
-	go func() {
-		defer jp.wg.Done()
-		err := jp.prettifyJSONLines()
-		jp.closePipesWithError(err)
-	}()
-
-	return jp
-}
-
-func (jp *jsonPrettifier) closePipesWithError(err error) {
-	_ = jp.pr.CloseWithError(err)
-	_ = jp.pw.CloseWithError(err)
-}
-
-func (jp *jsonPrettifier) prettifyJSONLines() error {
-	for jp.d.More() {
-		fields, err := readNextJSONObject(jp.d)
-		if err != nil {
-			return err
-		}
-		sort.Slice(fields, func(i, j int) bool {
-			return fields[i].Name < fields[j].Name
-		})
-		if err := jp.formatter(jp.bw, fields); err != nil {
-			return err
-		}
-
-		// Flush bw after every output line in order to show results as soon as they appear.
-		if err := jp.bw.Flush(); err != nil {
-			return err
-		}
-	}
-	return nil
-}
-
-func (jp *jsonPrettifier) Close() error {
-	jp.closePipesWithError(io.ErrUnexpectedEOF)
-	err := jp.r.Close()
-	jp.wg.Wait()
-	return err
-}
-
-func (jp *jsonPrettifier) Read(p []byte) (int, error) {
-	return jp.pr.Read(p)
-}
-
-func readNextJSONObject(d *json.Decoder) ([]logstorage.Field, error) {
-	t, err := d.Token()
-	if err != nil {
-		return nil, fmt.Errorf("cannot read '{': %w", err)
-	}
-	delim, ok := t.(json.Delim)
-	if !ok || delim.String() != "{" {
-		return nil, fmt.Errorf("unexpected token read; got %q; want '{'", delim)
-	}
-
-	var fields []logstorage.Field
-	for {
-		// Read object key
-		t, err := d.Token()
-		if err != nil {
-			return nil, fmt.Errorf("cannot read JSON object key or closing brace: %w", err)
-		}
-		delim, ok := t.(json.Delim)
-		if ok {
-			if delim.String() == "}" {
-				return fields, nil
-			}
-			return nil, fmt.Errorf("unexpected delimiter read; got %q; want '}'", delim)
-		}
-		key, ok := t.(string)
-		if !ok {
-			return nil, fmt.Errorf("unexpected token read for object key: %v; want string or '}'", t)
-		}
-
-		// read object value
-		t, err = d.Token()
-		if err != nil {
-			return nil, fmt.Errorf("cannot read JSON object value: %w", err)
-		}
-		value, ok := t.(string)
-		if !ok {
-			return nil, fmt.Errorf("unexpected token read for object value: %v; want string", t)
-		}
-
-		fields = append(fields, logstorage.Field{
-			Name:  key,
-			Value: value,
-		})
-	}
-}
-
-func writeLogfmtObject(w io.Writer, fields []logstorage.Field) error {
-	data := logstorage.MarshalFieldsToLogfmt(nil, fields)
-	_, err := fmt.Fprintf(w, "%s\n", data)
-	return err
-}
-
-func writeCompactObject(w io.Writer, fields []logstorage.Field) error {
-	if len(fields) == 1 {
-		// Just write field value as is without name
-		_, err := fmt.Fprintf(w, "%s\n", fields[0].Value)
-		return err
-	}
-	if len(fields) == 2 && (fields[0].Name == "_time" || fields[1].Name == "_time") {
-		// Write _time\tfieldValue as is
-		if fields[0].Name == "_time" {
-			_, err := fmt.Fprintf(w, "%s\t%s\n", fields[0].Value, fields[1].Value)
-			return err
-		}
-		_, err := fmt.Fprintf(w, "%s\t%s\n", fields[1].Value, fields[0].Value)
-		return err
-	}
-
-	// Fall back to logfmt
-	return writeLogfmtObject(w, fields)
-}
-
-func writeJSONObject(w io.Writer, fields []logstorage.Field, isMultiline bool) error {
-	if len(fields) == 0 {
-		fmt.Fprintf(w, "{}\n")
-		return nil
-	}
-
-	fmt.Fprintf(w, "{")
-	writeNewlineIfNeeded(w, isMultiline)
-	if err := writeJSONObjectKeyValue(w, fields[0], isMultiline); err != nil {
-		return err
-	}
-	for _, f := range fields[1:] {
-		fmt.Fprintf(w, ",")
-		writeNewlineIfNeeded(w, isMultiline)
-		if err := writeJSONObjectKeyValue(w, f, isMultiline); err != nil {
-			return err
-		}
-	}
-	writeNewlineIfNeeded(w, isMultiline)
-	fmt.Fprintf(w, "}\n")
-	return nil
-}
-
-func writeNewlineIfNeeded(w io.Writer, isMultiline bool) {
-	if isMultiline {
-		fmt.Fprintf(w, "\n")
-	}
-}
-
-func writeJSONObjectKeyValue(w io.Writer, f logstorage.Field, isMultiline bool) error {
-	key := getJSONString(f.Name)
-	value := getJSONString(f.Value)
-	if isMultiline {
-		_, err := fmt.Fprintf(w, "  %s: %s", key, value)
-		return err
-	}
-	_, err := fmt.Fprintf(w, "%s:%s", key, value)
-	return err
-}
-
-func getJSONString(s string) string {
-	data, err := json.Marshal(s)
-	if err != nil {
-		panic(fmt.Errorf("unexpected error when marshaling string to JSON: %w", err))
-	}
-	return jsonHTMLReplacer.Replace(string(data))
-}
-
-var jsonHTMLReplacer = strings.NewReplacer(
-	`\u003c`, "\u003c",
-	`\u003e`, "\u003e",
-	`\u0026`, "\u0026",
-)

app/vlogscli/less_wrapper.go

@@ -1,123 +0,0 @@
-package main
-
-import (
-	"errors"
-	"fmt"
-	"io"
-	"os"
-	"os/exec"
-	"os/signal"
-	"sync"
-	"syscall"
-
-	"github.com/mattn/go-isatty"
-)
-
-func isTerminal() bool {
-	return isatty.IsTerminal(os.Stdout.Fd()) && isatty.IsTerminal(os.Stderr.Fd())
-}
-
-func readWithLess(r io.Reader, disableColors, wrapLongLines bool) error {
-	if !isTerminal() {
-		// Just write everything to stdout if no terminal is available.
-		_, err := io.Copy(os.Stdout, r)
-		if err != nil && !isErrPipe(err) {
-			return fmt.Errorf("error when forwarding data to stdout: %w", err)
-		}
-		if err := os.Stdout.Sync(); err != nil {
-			return fmt.Errorf("cannot sync data to stdout: %w", err)
-		}
-		return nil
-	}
-
-	pr, pw, err := os.Pipe()
-	if err != nil {
-		return fmt.Errorf("cannot create pipe: %w", err)
-	}
-	defer func() {
-		_ = pr.Close()
-		_ = pw.Close()
-	}()
-
-	// Ignore Ctrl+C in the current process, so 'less' could handle it properly
-	cancel := ignoreSignals(os.Interrupt)
-	defer cancel()
-
-	// Start 'less' process
-	path, err := exec.LookPath("less")
-	if err != nil {
-		return fmt.Errorf("cannot find 'less' command: %w", err)
-	}
-	opts := []string{"less", "-F", "-X"}
-	if !disableColors {
-		opts = append(opts, "-R")
-	}
-	if !wrapLongLines {
-		opts = append(opts, "-S")
-	}
-	p, err := os.StartProcess(path, opts, &os.ProcAttr{
-		Env:   append(os.Environ(), "LESSCHARSET=utf-8"),
-		Files: []*os.File{pr, os.Stdout, os.Stderr},
-	})
-	if err != nil {
-		return fmt.Errorf("cannot start 'less' process: %w", err)
-	}
-
-	// Close pr after 'less' finishes in a parallel goroutine
-	// in order to unblock forwarding data to stopped 'less' below.
-	waitch := make(chan *os.ProcessState)
-	go func() {
-		// Wait for 'less' process to finish.
-		ps, err := p.Wait()
-		if err != nil {
-			fatalf("unexpected error when waiting for 'less' process: %w", err)
-		}
-		_ = pr.Close()
-		waitch <- ps
-	}()
-
-	// Forward data from r to 'less'
-	_, err = io.Copy(pw, r)
-	_ = pw.Sync()
-	_ = pw.Close()
-
-	// Wait until 'less' finished
-	ps := <-waitch
-
-	// Verify 'less' status.
-	if !ps.Success() {
-		return fmt.Errorf("'less' finished with unexpected code %d", ps.ExitCode())
-	}
-
-	if err != nil && !isErrPipe(err) {
-		return fmt.Errorf("error when forwarding data to 'less': %w", err)
-	}
-
-	return nil
-}
-
-func isErrPipe(err error) bool {
-	return errors.Is(err, syscall.EPIPE) || errors.Is(err, io.ErrClosedPipe)
-}
-
-func ignoreSignals(sigs ...os.Signal) func() {
-	ch := make(chan os.Signal, 1)
-	signal.Notify(ch, sigs...)
-
-	var wg sync.WaitGroup
-	wg.Add(1)
-	go func() {
-		defer wg.Done()
-		for {
-			_, ok := <-ch
-			if !ok {
-				return
-			}
-		}
-	}()
-	return func() {
-		signal.Stop(ch)
-		close(ch)
-		wg.Wait()
-	}
-}

app/vlogscli/main.go

@@ -1,457 +0,0 @@
-package main
-
-import (
-	"context"
-	"errors"
-	"flag"
-	"fmt"
-	"io"
-	"io/fs"
-	"net/http"
-	"net/url"
-	"os"
-	"os/signal"
-	"strconv"
-	"strings"
-	"syscall"
-	"time"
-
-	"github.com/ergochat/readline"
-
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/buildinfo"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/envflag"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/flagutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logger"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
-)
-
-var (
-	datasourceURL = flag.String("datasource.url", "http://localhost:9428/select/logsql/query", "URL for querying VictoriaLogs; "+
-		"see https://docs.victoriametrics.com/victorialogs/querying/#querying-logs . See also -tail.url")
-	tailURL = flag.String("tail.url", "", "URL for live tailing queries to VictoriaLogs; see https://docs.victoriametrics.com/victorialogs/querying/#live-tailing ."+
-		"The url is automatically detected from -datasource.url by replacing /query with /tail at the end if -tail.url is empty")
-	historyFile = flag.String("historyFile", "vlogscli-history", "Path to file with command history")
-	header      = flagutil.NewArrayString("header", "Optional header to pass in request -datasource.url in the form 'HeaderName: value'")
-	accountID   = flag.Int("accountID", 0, "Account ID to query; see https://docs.victoriametrics.com/victorialogs/#multitenancy")
-	projectID   = flag.Int("projectID", 0, "Project ID to query; see https://docs.victoriametrics.com/victorialogs/#multitenancy")
-)
-
-const (
-	firstLinePrompt = ";> "
-	nextLinePrompt  = ""
-)
-
-func main() {
-	// Write flags and help message to stdout, since it is easier to grep or pipe.
-	flag.CommandLine.SetOutput(os.Stdout)
-	flag.Usage = usage
-	envflag.Parse()
-	buildinfo.Init()
-	logger.InitNoLogFlags()
-
-	hes, err := parseHeaders(*header)
-	if err != nil {
-		fatalf("cannot parse -header command-line flag: %s", err)
-	}
-	headers = hes
-
-	incompleteLine := ""
-	cfg := &readline.Config{
-		Prompt:                 firstLinePrompt,
-		DisableAutoSaveHistory: true,
-		Listener: func(line []rune, pos int, _ rune) ([]rune, int, bool) {
-			incompleteLine = string(line)
-			return line, pos, false
-		},
-	}
-	rl, err := readline.NewFromConfig(cfg)
-	if err != nil {
-		fatalf("cannot initialize readline: %s", err)
-	}
-
-	fmt.Fprintf(rl, "sending queries to -datasource.url=%s\n", *datasourceURL)
-	fmt.Fprintf(rl, `type ? and press enter to see available commands`+"\n")
-	runReadlineLoop(rl, &incompleteLine)
-
-	if err := rl.Close(); err != nil {
-		fatalf("cannot close readline: %s", err)
-	}
-
-}
-
-func runReadlineLoop(rl *readline.Instance, incompleteLine *string) {
-	historyLines, err := loadFromHistory(*historyFile)
-	if err != nil {
-		fatalf("cannot load query history: %s", err)
-	}
-	for _, line := range historyLines {
-		if err := rl.SaveToHistory(line); err != nil {
-			fatalf("cannot initialize query history: %s", err)
-		}
-	}
-
-	outputMode := outputModeJSONMultiline
-	disableColors := true
-	wrapLongLines := false
-	s := ""
-	for {
-		line, err := rl.ReadLine()
-		if err != nil {
-			switch err {
-			case io.EOF:
-				if s != "" {
-					// This is non-interactive query execution.
-					executeQuery(context.Background(), rl, s, outputMode, disableColors, wrapLongLines)
-				}
-				return
-			case readline.ErrInterrupt:
-				if s == "" && *incompleteLine == "" {
-					fmt.Fprintf(rl, "interrupted\n")
-					os.Exit(128 + int(syscall.SIGINT))
-				}
-				// Default value for Ctrl+C - clear the prompt and store the incompletely entered line into history
-				s += *incompleteLine
-				historyLines = pushToHistory(rl, historyLines, s)
-				s = ""
-				rl.SetPrompt(firstLinePrompt)
-				continue
-			default:
-				fatalf("unexpected error in readline: %s", err)
-			}
-		}
-
-		s += line
-		if s == "" {
-			// Skip empty lines
-			continue
-		}
-
-		if isQuitCommand(s) {
-			fmt.Fprintf(rl, "bye!\n")
-			_ = pushToHistory(rl, historyLines, s)
-			return
-		}
-		if isHelpCommand(s) {
-			printCommandsHelp(rl)
-			historyLines = pushToHistory(rl, historyLines, s)
-			s = ""
-			continue
-		}
-		if s == `\s` {
-			fmt.Fprintf(rl, "singleline json output mode\n")
-			outputMode = outputModeJSONSingleline
-			historyLines = pushToHistory(rl, historyLines, s)
-			s = ""
-			continue
-		}
-		if s == `\m` {
-			fmt.Fprintf(rl, "multiline json output mode\n")
-			outputMode = outputModeJSONMultiline
-			historyLines = pushToHistory(rl, historyLines, s)
-			s = ""
-			continue
-		}
-		if s == `\c` {
-			fmt.Fprintf(rl, "compact output mode\n")
-			outputMode = outputModeCompact
-			historyLines = pushToHistory(rl, historyLines, s)
-			s = ""
-			continue
-		}
-		if s == `\logfmt` {
-			fmt.Fprintf(rl, "logfmt output mode\n")
-			outputMode = outputModeLogfmt
-			historyLines = pushToHistory(rl, historyLines, s)
-			s = ""
-			continue
-		}
-		if s == `\wrap_long_lines` {
-			if wrapLongLines {
-				wrapLongLines = false
-				fmt.Fprintf(rl, "wrapping of long lines is disabled\n")
-			} else {
-				wrapLongLines = true
-				fmt.Fprintf(rl, "wrapping of long lines is enabled\n")
-			}
-			historyLines = pushToHistory(rl, historyLines, s)
-			s = ""
-			continue
-		}
-		if s == `\disable_colors` {
-			if !disableColors {
-				disableColors = true
-				fmt.Fprintf(rl, `disabled colors in compact output mode; enter \enable_colors for enabling it`+"\n")
-			}
-			historyLines = pushToHistory(rl, historyLines, s)
-			s = ""
-			continue
-		}
-		if s == `\enable_colors` {
-			if disableColors {
-				disableColors = false
-				fmt.Fprintf(rl, `enabled colors in compact output mode; type \disable_colors for disabling it`+"\n")
-			}
-			historyLines = pushToHistory(rl, historyLines, s)
-			s = ""
-			continue
-		}
-		if line != "" && !strings.HasSuffix(line, ";") {
-			// Assume the query is incomplete and allow the user finishing the query on the next line
-			s += "\n"
-			rl.SetPrompt(nextLinePrompt)
-			continue
-		}
-
-		// Execute the query
-		ctx, cancel := signal.NotifyContext(context.Background(), os.Interrupt)
-		executeQuery(ctx, rl, s, outputMode, disableColors, wrapLongLines)
-		cancel()
-
-		historyLines = pushToHistory(rl, historyLines, s)
-		s = ""
-		rl.SetPrompt(firstLinePrompt)
-	}
-}
-
-func pushToHistory(rl *readline.Instance, historyLines []string, s string) []string {
-	s = strings.TrimSpace(s)
-	if len(historyLines) == 0 || historyLines[len(historyLines)-1] != s {
-		historyLines = append(historyLines, s)
-		if len(historyLines) > 500 {
-			historyLines = historyLines[len(historyLines)-500:]
-		}
-		if err := saveToHistory(*historyFile, historyLines); err != nil {
-			fatalf("cannot save query history: %s", err)
-		}
-	}
-	if err := rl.SaveToHistory(s); err != nil {
-		fatalf("cannot update query history: %s", err)
-	}
-	return historyLines
-}
-
-func loadFromHistory(filePath string) ([]string, error) {
-	data, err := os.ReadFile(filePath)
-	if err != nil {
-		if errors.Is(err, fs.ErrNotExist) {
-			return nil, nil
-		}
-		return nil, err
-	}
-	linesQuoted := strings.Split(string(data), "\n")
-	lines := make([]string, 0, len(linesQuoted))
-	i := 0
-	for _, lineQuoted := range linesQuoted {
-		i++
-		if lineQuoted == "" {
-			continue
-		}
-		line, err := strconv.Unquote(lineQuoted)
-		if err != nil {
-			return nil, fmt.Errorf("cannot parse line #%d at %s: %w; line: [%s]", i, filePath, err, line)
-		}
-		lines = append(lines, line)
-	}
-	return lines, nil
-}
-
-func saveToHistory(filePath string, lines []string) error {
-	linesQuoted := make([]string, len(lines))
-	for i, line := range lines {
-		lineQuoted := strconv.Quote(line)
-		linesQuoted[i] = lineQuoted
-	}
-	data := strings.Join(linesQuoted, "\n")
-	return os.WriteFile(filePath, []byte(data), 0600)
-}
-
-func isQuitCommand(s string) bool {
-	switch s {
-	case `\q`, "q", "quit", "exit":
-		return true
-	default:
-		return false
-	}
-}
-
-func isHelpCommand(s string) bool {
-	switch s {
-	case `\h`, "h", "help", "?":
-		return true
-	default:
-		return false
-	}
-}
-
-func printCommandsHelp(w io.Writer) {
-	fmt.Fprintf(w, "%s", `Available commands:
-\q - quit
-\h - show this help
-\s - singleline json output mode
-\m - multiline json output mode
-\c - compact output mode
-\logfmt - logfmt output mode
-\wrap_long_lines - toggles wrapping long lines
-\enable_colors - enable ANSI colors in compact output mode
-\disable_colors - disable ANSI colors in compact output mode
-\tail <query> - live tail <query> results
-
-See https://docs.victoriametrics.com/victorialogs/querying/vlogscli/ for more details
-`)
-}
-
-func executeQuery(ctx context.Context, output io.Writer, qStr string, outputMode outputMode, disableColors, wrapLongLines bool) {
-	if strings.HasPrefix(qStr, `\tail `) {
-		tailQuery(ctx, output, qStr, outputMode)
-		return
-	}
-
-	respBody := getQueryResponse(ctx, output, qStr, outputMode, *datasourceURL)
-	if respBody == nil {
-		return
-	}
-	defer func() {
-		_ = respBody.Close()
-	}()
-
-	if err := readWithLess(respBody, disableColors, wrapLongLines); err != nil {
-		fmt.Fprintf(output, "error when reading query response: %s\n", err)
-		return
-	}
-}
-
-func tailQuery(ctx context.Context, output io.Writer, qStr string, outputMode outputMode) {
-	qStr = strings.TrimPrefix(qStr, `\tail `)
-	qURL, err := getTailURL()
-	if err != nil {
-		fmt.Fprintf(output, "%s\n", err)
-		return
-	}
-
-	respBody := getQueryResponse(ctx, output, qStr, outputMode, qURL)
-	if respBody == nil {
-		return
-	}
-	defer func() {
-		_ = respBody.Close()
-	}()
-
-	if _, err := io.Copy(output, respBody); err != nil {
-		if !errors.Is(err, context.Canceled) && !isErrPipe(err) {
-			fmt.Fprintf(output, "error when live tailing query response: %s\n", err)
-		}
-		fmt.Fprintf(output, "\n")
-		return
-	}
-}
-
-func getTailURL() (string, error) {
-	if *tailURL != "" {
-		return *tailURL, nil
-	}
-
-	u, err := url.Parse(*datasourceURL)
-	if err != nil {
-		return "", fmt.Errorf("cannot parse -datasource.url=%q: %w", *datasourceURL, err)
-	}
-	if !strings.HasSuffix(u.Path, "/query") {
-		return "", fmt.Errorf("cannot find /query suffix in -datasource.url=%q", *datasourceURL)
-	}
-	u.Path = u.Path[:len(u.Path)-len("/query")] + "/tail"
-	return u.String(), nil
-}
-
-func getQueryResponse(ctx context.Context, output io.Writer, qStr string, outputMode outputMode, qURL string) io.ReadCloser {
-	// Parse the query and convert it to canonical view.
-	qStr = strings.TrimSuffix(qStr, ";")
-	q, err := logstorage.ParseQuery(qStr)
-	if err != nil {
-		fmt.Fprintf(output, "cannot parse query: %s\n", err)
-		return nil
-	}
-	qStr = q.String()
-	fmt.Fprintf(output, "executing [%s]...", qStr)
-
-	// Prepare HTTP request for qURL
-	args := make(url.Values)
-	args.Set("query", qStr)
-	data := strings.NewReader(args.Encode())
-
-	req, err := http.NewRequestWithContext(ctx, "POST", qURL, data)
-	if err != nil {
-		panic(fmt.Errorf("BUG: cannot prepare request to server: %w", err))
-	}
-	req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
-	for _, h := range headers {
-		req.Header.Set(h.Name, h.Value)
-	}
-	req.Header.Set("AccountID", strconv.Itoa(*accountID))
-	req.Header.Set("ProjectID", strconv.Itoa(*projectID))
-
-	// Execute HTTP request at qURL
-	startTime := time.Now()
-	resp, err := httpClient.Do(req)
-	queryDuration := time.Since(startTime)
-	fmt.Fprintf(output, "; duration: %.3fs\n", queryDuration.Seconds())
-	if err != nil {
-		if errors.Is(err, context.Canceled) {
-			fmt.Fprintf(output, "\n")
-		} else {
-			fmt.Fprintf(output, "cannot execute query: %s\n", err)
-		}
-		return nil
-	}
-
-	// Verify response code
-	if resp.StatusCode != http.StatusOK {
-		body, err := io.ReadAll(resp.Body)
-		if err != nil {
-			body = []byte(fmt.Sprintf("cannot read response body: %s", err))
-		}
-		fmt.Fprintf(output, "unexpected status code: %d; response body:\n%s\n", resp.StatusCode, body)
-		return nil
-	}
-
-	// Prettify the response body
-	jp := newJSONPrettifier(resp.Body, outputMode)
-
-	return jp
-}
-
-var httpClient = &http.Client{}
-
-var headers []headerEntry
-
-type headerEntry struct {
-	Name  string
-	Value string
-}
-
-func parseHeaders(a []string) ([]headerEntry, error) {
-	hes := make([]headerEntry, len(a))
-	for i, s := range a {
-		a := strings.SplitN(s, ":", 2)
-		if len(a) != 2 {
-			return nil, fmt.Errorf("cannot parse header=%q; it must contain at least one ':'; for example, 'Cookie: foo'", s)
-		}
-		hes[i] = headerEntry{
-			Name:  strings.TrimSpace(a[0]),
-			Value: strings.TrimSpace(a[1]),
-		}
-	}
-	return hes, nil
-}
-
-func fatalf(format string, args ...any) {
-	fmt.Fprintf(os.Stderr, format+"\n", args...)
-	os.Exit(1)
-}
-
-func usage() {
-	const s = `
-vlogscli is a command-line tool for querying VictoriaLogs.
-
-See the docs at https://docs.victoriametrics.com/victorialogs/querying/vlogscli/
-`
-	flagutil.Usage(s)
-}

app/vlogscli/multiarch/Dockerfile

@@ -1,11 +0,0 @@
-# See https://medium.com/on-docker/use-multi-stage-builds-to-inject-ca-certs-ad1e8f01de1b
-ARG certs_image=non-existing
-ARG root_image=non-existing
-FROM $certs_image AS certs
-RUN apk update && apk upgrade && apk --update --no-cache add ca-certificates
-
-FROM $root_image
-COPY --from=certs /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
-ENTRYPOINT ["/vlogscli-prod"]
-ARG TARGETARCH
-COPY vlogscli-linux-${TARGETARCH}-prod ./vlogscli-prod

app/vlogsgenerator/main.go

@@ -18,20 +18,20 @@ import (
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/buildinfo"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/envflag"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logger"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/timeutil"
+	"github.com/VictoriaMetrics/VictoriaMetrics/lib/promutils"
 )
 
 var (
 	addr    = flag.String("addr", "stdout", "HTTP address to push the generated logs to; if it is set to stdout, then logs are generated to stdout")
 	workers = flag.Int("workers", 1, "The number of workers to use to push logs to -addr")
 
-	start         = newTimeFlag("start", "-1d", "Generated logs start from this time; see https://docs.victoriametrics.com/victoriametrics/single-server-victoriametrics/#timestamp-formats")
-	end           = newTimeFlag("end", "0s", "Generated logs end at this time; see https://docs.victoriametrics.com/victoriametrics/single-server-victoriametrics/#timestamp-formats")
+	start         = newTimeFlag("start", "-1d", "Generated logs start from this time; see https://docs.victoriametrics.com/#timestamp-formats")
+	end           = newTimeFlag("end", "0s", "Generated logs end at this time; see https://docs.victoriametrics.com/#timestamp-formats")
 	activeStreams = flag.Int("activeStreams", 100, "The number of active log streams to generate; see https://docs.victoriametrics.com/victorialogs/keyconcepts/#stream-fields")
 	totalStreams  = flag.Int("totalStreams", 0, "The number of total log streams; if -totalStreams > -activeStreams, then some active streams are substituted with new streams "+
 		"during data generation")
 	logsPerStream     = flag.Int64("logsPerStream", 1_000, "The number of log entries to generate per each log stream. Log entries are evenly distributed between -start and -end")
-	constFieldsPerLog = flag.Int("constFieldsPerLog", 3, "The number of fields with constant values to generate per each log entry; "+
+	constFieldsPerLog = flag.Int("constFieldsPerLog", 3, "The number of fields with constaint values to generate per each log entry; "+
 		"see https://docs.victoriametrics.com/victorialogs/keyconcepts/#data-model")
 	varFieldsPerLog = flag.Int("varFieldsPerLog", 1, "The number of fields with variable values to generate per each log entry; "+
 		"see https://docs.victoriametrics.com/victorialogs/keyconcepts/#data-model")
@@ -45,8 +45,6 @@ var (
 		"see https://docs.victoriametrics.com/victorialogs/keyconcepts/#data-model")
 	u64FieldsPerLog = flag.Int("u64FieldsPerLog", 1, "The number of fields with uint64 values to generate per each log entry; "+
 		"see https://docs.victoriametrics.com/victorialogs/keyconcepts/#data-model")
-	i64FieldsPerLog = flag.Int("i64FieldsPerLog", 1, "The number of fields with int64 values to generate per each log entry; "+
-		"see https://docs.victoriametrics.com/victorialogs/keyconcepts/#data-model")
 	floatFieldsPerLog = flag.Int("floatFieldsPerLog", 1, "The number of fields with float64 values to generate per each log entry; "+
 		"see https://docs.victoriametrics.com/victorialogs/keyconcepts/#data-model")
 	ipFieldsPerLog = flag.Int("ipFieldsPerLog", 1, "The number of fields with IPv4 values to generate per each log entry; "+
@@ -177,10 +175,7 @@ func generateAndPushLogs(cfg *workerConfig, workerID int) {
 	sw := &statWriter{
 		w: pw,
 	}
-
-	// The 1MB write buffer increases data ingestion performance by reducing the number of send() syscalls
-	bw := bufio.NewWriterSize(sw, 1024*1024)
-
+	bw := bufio.NewWriter(sw)
 	doneCh := make(chan struct{})
 	go func() {
 		generateLogs(bw, workerID, cfg.activeStreams, cfg.totalStreams)
@@ -206,8 +201,6 @@ func generateAndPushLogs(cfg *workerConfig, workerID int) {
 	if err != nil {
 		logger.Fatalf("cannot perform request to %q: %s", cfg.url, err)
 	}
-	defer resp.Body.Close()
-
 	if resp.StatusCode/100 != 2 {
 		logger.Fatalf("unexpected status code got from %q: %d; want 2xx", cfg.url, err)
 	}
@@ -261,9 +254,6 @@ func generateLogsAtTimestamp(bw *bufio.Writer, workerID int, ts int64, firstStre
 		for j := 0; j < *u64FieldsPerLog; j++ {
 			fmt.Fprintf(bw, `,"u64_%d":"%d"`, j, rand.Uint64())
 		}
-		for j := 0; j < *i64FieldsPerLog; j++ {
-			fmt.Fprintf(bw, `,"i64_%d":"%d"`, j, int64(rand.Uint64()))
-		}
 		for j := 0; j < *floatFieldsPerLog; j++ {
 			fmt.Fprintf(bw, `,"float_%d":"%v"`, j, math.Round(10_000*rand.Float64())/1000)
 		}
@@ -311,7 +301,7 @@ type timeFlag struct {
 }
 
 func (tf *timeFlag) Set(s string) error {
-	msec, err := timeutil.ParseTimeMsec(s)
+	msec, err := promutils.ParseTimeMsec(s)
 	if err != nil {
 		return fmt.Errorf("cannot parse time from %q: %w", s, err)
 	}

app/vlselect/internalselect/internalselect.go

@@ -1,324 +0,0 @@
-package internalselect
-
-import (
-	"context"
-	"flag"
-	"fmt"
-	"net/http"
-	"strconv"
-	"sync"
-	"time"
-
-	"github.com/VictoriaMetrics/metrics"
-
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlstorage"
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlstorage/netselect"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/atomicutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/bytesutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/encoding"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/encoding/zstd"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/netutil"
-)
-
-var disableSelect = flag.Bool("internalselect.disable", false, "Whether to disable /internal/select/* HTTP endpoints")
-
-// RequestHandler processes requests to /internal/select/*
-func RequestHandler(ctx context.Context, w http.ResponseWriter, r *http.Request) {
-	if *disableSelect {
-		httpserver.Errorf(w, r, "requests to /internal/select/* are disabled with -internalselect.disable command-line flag")
-		return
-	}
-
-	startTime := time.Now()
-
-	path := r.URL.Path
-	rh := requestHandlers[path]
-	if rh == nil {
-		httpserver.Errorf(w, r, "unsupported endpoint requested: %s", path)
-		return
-	}
-
-	metrics.GetOrCreateCounter(fmt.Sprintf(`vl_http_requests_total{path=%q}`, path)).Inc()
-	if err := rh(ctx, w, r); err != nil && !netutil.IsTrivialNetworkError(err) {
-		metrics.GetOrCreateCounter(fmt.Sprintf(`vl_http_request_errors_total{path=%q}`, path)).Inc()
-		httpserver.Errorf(w, r, "%s", err)
-		// The return is skipped intentionally in order to track the duration of failed queries.
-	}
-	metrics.GetOrCreateSummary(fmt.Sprintf(`vl_http_request_duration_seconds{path=%q}`, path)).UpdateDuration(startTime)
-}
-
-var requestHandlers = map[string]func(ctx context.Context, w http.ResponseWriter, r *http.Request) error{
-	"/internal/select/query":               processQueryRequest,
-	"/internal/select/field_names":         processFieldNamesRequest,
-	"/internal/select/field_values":        processFieldValuesRequest,
-	"/internal/select/stream_field_names":  processStreamFieldNamesRequest,
-	"/internal/select/stream_field_values": processStreamFieldValuesRequest,
-	"/internal/select/streams":             processStreamsRequest,
-	"/internal/select/stream_ids":          processStreamIDsRequest,
-}
-
-func processQueryRequest(ctx context.Context, w http.ResponseWriter, r *http.Request) error {
-	cp, err := getCommonParams(r, netselect.QueryProtocolVersion)
-	if err != nil {
-		return err
-	}
-
-	w.Header().Set("Content-Type", "application/octet-stream")
-
-	var wLock sync.Mutex
-	var dataLenBuf []byte
-
-	sendBuf := func(bb *bytesutil.ByteBuffer) error {
-		if len(bb.B) == 0 {
-			return nil
-		}
-
-		data := bb.B
-		if !cp.DisableCompression {
-			bufLen := len(bb.B)
-			bb.B = zstd.CompressLevel(bb.B, bb.B, 1)
-			data = bb.B[bufLen:]
-		}
-
-		wLock.Lock()
-		dataLenBuf = encoding.MarshalUint64(dataLenBuf[:0], uint64(len(data)))
-		_, err := w.Write(dataLenBuf)
-		if err == nil {
-			_, err = w.Write(data)
-		}
-		wLock.Unlock()
-
-		// Reset the sent buf
-		bb.Reset()
-
-		return err
-	}
-
-	var bufs atomicutil.Slice[bytesutil.ByteBuffer]
-
-	var errGlobalLock sync.Mutex
-	var errGlobal error
-
-	writeBlock := func(workerID uint, db *logstorage.DataBlock) {
-		if errGlobal != nil {
-			return
-		}
-
-		bb := bufs.Get(workerID)
-
-		bb.B = db.Marshal(bb.B)
-
-		if len(bb.B) < 1024*1024 {
-			// Fast path - the bb is too small to be sent to the client yet.
-			return
-		}
-
-		// Slow path - the bb must be sent to the client.
-		if err := sendBuf(bb); err != nil {
-			errGlobalLock.Lock()
-			if errGlobal != nil {
-				errGlobal = err
-			}
-			errGlobalLock.Unlock()
-		}
-	}
-
-	if err := vlstorage.RunQuery(ctx, cp.TenantIDs, cp.Query, writeBlock); err != nil {
-		return err
-	}
-	if errGlobal != nil {
-		return errGlobal
-	}
-
-	// Send the remaining data
-	for _, bb := range bufs.All() {
-		if err := sendBuf(bb); err != nil {
-			return err
-		}
-	}
-
-	return nil
-}
-
-func processFieldNamesRequest(ctx context.Context, w http.ResponseWriter, r *http.Request) error {
-	cp, err := getCommonParams(r, netselect.FieldNamesProtocolVersion)
-	if err != nil {
-		return err
-	}
-
-	fieldNames, err := vlstorage.GetFieldNames(ctx, cp.TenantIDs, cp.Query)
-	if err != nil {
-		return fmt.Errorf("cannot obtain field names: %w", err)
-	}
-
-	return writeValuesWithHits(w, fieldNames, cp.DisableCompression)
-}
-
-func processFieldValuesRequest(ctx context.Context, w http.ResponseWriter, r *http.Request) error {
-	cp, err := getCommonParams(r, netselect.FieldValuesProtocolVersion)
-	if err != nil {
-		return err
-	}
-
-	fieldName := r.FormValue("field")
-
-	limit, err := getInt64FromRequest(r, "limit")
-	if err != nil {
-		return err
-	}
-
-	fieldValues, err := vlstorage.GetFieldValues(ctx, cp.TenantIDs, cp.Query, fieldName, uint64(limit))
-	if err != nil {
-		return fmt.Errorf("cannot obtain field values: %w", err)
-	}
-
-	return writeValuesWithHits(w, fieldValues, cp.DisableCompression)
-}
-
-func processStreamFieldNamesRequest(ctx context.Context, w http.ResponseWriter, r *http.Request) error {
-	cp, err := getCommonParams(r, netselect.StreamFieldNamesProtocolVersion)
-	if err != nil {
-		return err
-	}
-
-	fieldNames, err := vlstorage.GetStreamFieldNames(ctx, cp.TenantIDs, cp.Query)
-	if err != nil {
-		return fmt.Errorf("cannot obtain stream field names: %w", err)
-	}
-
-	return writeValuesWithHits(w, fieldNames, cp.DisableCompression)
-}
-
-func processStreamFieldValuesRequest(ctx context.Context, w http.ResponseWriter, r *http.Request) error {
-	cp, err := getCommonParams(r, netselect.StreamFieldValuesProtocolVersion)
-	if err != nil {
-		return err
-	}
-
-	fieldName := r.FormValue("field")
-
-	limit, err := getInt64FromRequest(r, "limit")
-	if err != nil {
-		return err
-	}
-
-	fieldValues, err := vlstorage.GetStreamFieldValues(ctx, cp.TenantIDs, cp.Query, fieldName, uint64(limit))
-	if err != nil {
-		return fmt.Errorf("cannot obtain stream field values: %w", err)
-	}
-
-	return writeValuesWithHits(w, fieldValues, cp.DisableCompression)
-}
-
-func processStreamsRequest(ctx context.Context, w http.ResponseWriter, r *http.Request) error {
-	cp, err := getCommonParams(r, netselect.StreamsProtocolVersion)
-	if err != nil {
-		return err
-	}
-
-	limit, err := getInt64FromRequest(r, "limit")
-	if err != nil {
-		return err
-	}
-
-	streams, err := vlstorage.GetStreams(ctx, cp.TenantIDs, cp.Query, uint64(limit))
-	if err != nil {
-		return fmt.Errorf("cannot obtain streams: %w", err)
-	}
-
-	return writeValuesWithHits(w, streams, cp.DisableCompression)
-}
-
-func processStreamIDsRequest(ctx context.Context, w http.ResponseWriter, r *http.Request) error {
-	cp, err := getCommonParams(r, netselect.StreamIDsProtocolVersion)
-	if err != nil {
-		return err
-	}
-
-	limit, err := getInt64FromRequest(r, "limit")
-	if err != nil {
-		return err
-	}
-
-	streamIDs, err := vlstorage.GetStreamIDs(ctx, cp.TenantIDs, cp.Query, uint64(limit))
-	if err != nil {
-		return fmt.Errorf("cannot obtain streams: %w", err)
-	}
-
-	return writeValuesWithHits(w, streamIDs, cp.DisableCompression)
-}
-
-type commonParams struct {
-	TenantIDs []logstorage.TenantID
-	Query     *logstorage.Query
-
-	DisableCompression bool
-}
-
-func getCommonParams(r *http.Request, expectedProtocolVersion string) (*commonParams, error) {
-	version := r.FormValue("version")
-	if version != expectedProtocolVersion {
-		return nil, fmt.Errorf("unexpected version=%q; want %q", version, expectedProtocolVersion)
-	}
-
-	tenantIDsStr := r.FormValue("tenant_ids")
-	tenantIDs, err := logstorage.UnmarshalTenantIDs([]byte(tenantIDsStr))
-	if err != nil {
-		return nil, fmt.Errorf("cannot unmarshal tenant_ids=%q: %w", tenantIDsStr, err)
-	}
-
-	timestamp, err := getInt64FromRequest(r, "timestamp")
-	if err != nil {
-		return nil, err
-	}
-
-	qStr := r.FormValue("query")
-	q, err := logstorage.ParseQueryAtTimestamp(qStr, timestamp)
-	if err != nil {
-		return nil, fmt.Errorf("cannot unmarshal query=%q: %w", qStr, err)
-	}
-
-	s := r.FormValue("disable_compression")
-	disableCompression, err := strconv.ParseBool(s)
-	if err != nil {
-		return nil, fmt.Errorf("cannot parse disable_compression=%q: %w", s, err)
-	}
-
-	cp := &commonParams{
-		TenantIDs: tenantIDs,
-		Query:     q,
-
-		DisableCompression: disableCompression,
-	}
-	return cp, nil
-}
-
-func writeValuesWithHits(w http.ResponseWriter, vhs []logstorage.ValueWithHits, disableCompression bool) error {
-	var b []byte
-	for i := range vhs {
-		b = vhs[i].Marshal(b)
-	}
-
-	if !disableCompression {
-		b = zstd.CompressLevel(nil, b, 1)
-	}
-
-	w.Header().Set("Content-Type", "application/octet-stream")
-
-	if _, err := w.Write(b); err != nil {
-		return fmt.Errorf("cannot send response to the client: %w", err)
-	}
-
-	return nil
-}
-
-func getInt64FromRequest(r *http.Request, argName string) (int64, error) {
-	s := r.FormValue(argName)
-	n, err := strconv.ParseInt(s, 10, 64)
-	if err != nil {
-		return 0, fmt.Errorf("cannot parse %s=%q: %w", argName, s, err)
-	}
-	return n, nil
-}

app/vlselect/logsql/buffered_writer.go

@@ -0,0 +1,47 @@
+package logsql
+
+import (
+	"bufio"
+	"io"
+	"sync"
+)
+
+func getBufferedWriter(w io.Writer) *bufferedWriter {
+	v := bufferedWriterPool.Get()
+	if v == nil {
+		return &bufferedWriter{
+			bw: bufio.NewWriter(w),
+		}
+	}
+	bw := v.(*bufferedWriter)
+	bw.bw.Reset(w)
+	return bw
+}
+
+func putBufferedWriter(bw *bufferedWriter) {
+	bw.reset()
+	bufferedWriterPool.Put(bw)
+}
+
+var bufferedWriterPool sync.Pool
+
+type bufferedWriter struct {
+	mu sync.Mutex
+	bw *bufio.Writer
+}
+
+func (bw *bufferedWriter) reset() {
+	// nothing to do
+}
+
+func (bw *bufferedWriter) WriteIgnoreErrors(p []byte) {
+	bw.mu.Lock()
+	_, _ = bw.bw.Write(p)
+	bw.mu.Unlock()
+}
+
+func (bw *bufferedWriter) FlushIgnoreErrors() {
+	bw.mu.Lock()
+	_ = bw.bw.Flush()
+	bw.mu.Unlock()
+}

app/vlselect/logsql/facets_response.qtpl

@@ -1,49 +0,0 @@
-{% import (
-	"slices"
-) %}
-
-{% stripspace %}
-
-{% func FacetsResponse(m map[string][]facetEntry) %}
-{
-	{% code
-		sortedKeys := make([]string, 0, len(m))
-		for k := range m {
-			sortedKeys = append(sortedKeys, k)
-		}
-		slices.Sort(sortedKeys)
-	%}
-	"facets":[
-		{% if len(sortedKeys) > 0 %}
-			{%= facetsLine(m, sortedKeys[0]) %}
-			{% for _, k := range sortedKeys[1:] %}
-				,{%= facetsLine(m, k) %}
-			{% endfor %}
-		{% endif %}
-	]
-}
-{% endfunc %}
-
-{% func facetsLine(m map[string][]facetEntry, k string) %}
-{
-	"field_name":{%q= k %},
-	"values":[
-		{% code	fes := m[k] %}
-		{% if len(fes) > 0 %}
-			{%= facetLine(fes[0]) %}
-			{% for _, fe := range fes[1:] %}
-				,{%= facetLine(fe) %}
-			{% endfor %}
-		{% endif %}
-	]
-}
-{% endfunc %}
-
-{% func facetLine(fe facetEntry) %}
-{
-	"field_value":{%q= fe.value %},
-	"hits":{%s= fe.hits %}
-}
-{% endfunc %}
-
-{% endstripspace %}

app/vlselect/logsql/facets_response.qtpl.go

@@ -1,178 +0,0 @@
-// Code generated by qtc from "facets_response.qtpl". DO NOT EDIT.
-// See https://github.com/valyala/quicktemplate for details.
-
-//line app/vlselect/logsql/facets_response.qtpl:1
-package logsql
-
-//line app/vlselect/logsql/facets_response.qtpl:1
-import (
-	"slices"
-)
-
-//line app/vlselect/logsql/facets_response.qtpl:7
-import (
-	qtio422016 "io"
-
-	qt422016 "github.com/valyala/quicktemplate"
-)
-
-//line app/vlselect/logsql/facets_response.qtpl:7
-var (
-	_ = qtio422016.Copy
-	_ = qt422016.AcquireByteBuffer
-)
-
-//line app/vlselect/logsql/facets_response.qtpl:7
-func StreamFacetsResponse(qw422016 *qt422016.Writer, m map[string][]facetEntry) {
-//line app/vlselect/logsql/facets_response.qtpl:7
-	qw422016.N().S(`{`)
-//line app/vlselect/logsql/facets_response.qtpl:10
-	sortedKeys := make([]string, 0, len(m))
-	for k := range m {
-		sortedKeys = append(sortedKeys, k)
-	}
-	slices.Sort(sortedKeys)
-
-//line app/vlselect/logsql/facets_response.qtpl:15
-	qw422016.N().S(`"facets":[`)
-//line app/vlselect/logsql/facets_response.qtpl:17
-	if len(sortedKeys) > 0 {
-//line app/vlselect/logsql/facets_response.qtpl:18
-		streamfacetsLine(qw422016, m, sortedKeys[0])
-//line app/vlselect/logsql/facets_response.qtpl:19
-		for _, k := range sortedKeys[1:] {
-//line app/vlselect/logsql/facets_response.qtpl:19
-			qw422016.N().S(`,`)
-//line app/vlselect/logsql/facets_response.qtpl:20
-			streamfacetsLine(qw422016, m, k)
-//line app/vlselect/logsql/facets_response.qtpl:21
-		}
-//line app/vlselect/logsql/facets_response.qtpl:22
-	}
-//line app/vlselect/logsql/facets_response.qtpl:22
-	qw422016.N().S(`]}`)
-//line app/vlselect/logsql/facets_response.qtpl:25
-}
-
-//line app/vlselect/logsql/facets_response.qtpl:25
-func WriteFacetsResponse(qq422016 qtio422016.Writer, m map[string][]facetEntry) {
-//line app/vlselect/logsql/facets_response.qtpl:25
-	qw422016 := qt422016.AcquireWriter(qq422016)
-//line app/vlselect/logsql/facets_response.qtpl:25
-	StreamFacetsResponse(qw422016, m)
-//line app/vlselect/logsql/facets_response.qtpl:25
-	qt422016.ReleaseWriter(qw422016)
-//line app/vlselect/logsql/facets_response.qtpl:25
-}
-
-//line app/vlselect/logsql/facets_response.qtpl:25
-func FacetsResponse(m map[string][]facetEntry) string {
-//line app/vlselect/logsql/facets_response.qtpl:25
-	qb422016 := qt422016.AcquireByteBuffer()
-//line app/vlselect/logsql/facets_response.qtpl:25
-	WriteFacetsResponse(qb422016, m)
-//line app/vlselect/logsql/facets_response.qtpl:25
-	qs422016 := string(qb422016.B)
-//line app/vlselect/logsql/facets_response.qtpl:25
-	qt422016.ReleaseByteBuffer(qb422016)
-//line app/vlselect/logsql/facets_response.qtpl:25
-	return qs422016
-//line app/vlselect/logsql/facets_response.qtpl:25
-}
-
-//line app/vlselect/logsql/facets_response.qtpl:27
-func streamfacetsLine(qw422016 *qt422016.Writer, m map[string][]facetEntry, k string) {
-//line app/vlselect/logsql/facets_response.qtpl:27
-	qw422016.N().S(`{"field_name":`)
-//line app/vlselect/logsql/facets_response.qtpl:29
-	qw422016.N().Q(k)
-//line app/vlselect/logsql/facets_response.qtpl:29
-	qw422016.N().S(`,"values":[`)
-//line app/vlselect/logsql/facets_response.qtpl:31
-	fes := m[k]
-
-//line app/vlselect/logsql/facets_response.qtpl:32
-	if len(fes) > 0 {
-//line app/vlselect/logsql/facets_response.qtpl:33
-		streamfacetLine(qw422016, fes[0])
-//line app/vlselect/logsql/facets_response.qtpl:34
-		for _, fe := range fes[1:] {
-//line app/vlselect/logsql/facets_response.qtpl:34
-			qw422016.N().S(`,`)
-//line app/vlselect/logsql/facets_response.qtpl:35
-			streamfacetLine(qw422016, fe)
-//line app/vlselect/logsql/facets_response.qtpl:36
-		}
-//line app/vlselect/logsql/facets_response.qtpl:37
-	}
-//line app/vlselect/logsql/facets_response.qtpl:37
-	qw422016.N().S(`]}`)
-//line app/vlselect/logsql/facets_response.qtpl:40
-}
-
-//line app/vlselect/logsql/facets_response.qtpl:40
-func writefacetsLine(qq422016 qtio422016.Writer, m map[string][]facetEntry, k string) {
-//line app/vlselect/logsql/facets_response.qtpl:40
-	qw422016 := qt422016.AcquireWriter(qq422016)
-//line app/vlselect/logsql/facets_response.qtpl:40
-	streamfacetsLine(qw422016, m, k)
-//line app/vlselect/logsql/facets_response.qtpl:40
-	qt422016.ReleaseWriter(qw422016)
-//line app/vlselect/logsql/facets_response.qtpl:40
-}
-
-//line app/vlselect/logsql/facets_response.qtpl:40
-func facetsLine(m map[string][]facetEntry, k string) string {
-//line app/vlselect/logsql/facets_response.qtpl:40
-	qb422016 := qt422016.AcquireByteBuffer()
-//line app/vlselect/logsql/facets_response.qtpl:40
-	writefacetsLine(qb422016, m, k)
-//line app/vlselect/logsql/facets_response.qtpl:40
-	qs422016 := string(qb422016.B)
-//line app/vlselect/logsql/facets_response.qtpl:40
-	qt422016.ReleaseByteBuffer(qb422016)
-//line app/vlselect/logsql/facets_response.qtpl:40
-	return qs422016
-//line app/vlselect/logsql/facets_response.qtpl:40
-}
-
-//line app/vlselect/logsql/facets_response.qtpl:42
-func streamfacetLine(qw422016 *qt422016.Writer, fe facetEntry) {
-//line app/vlselect/logsql/facets_response.qtpl:42
-	qw422016.N().S(`{"field_value":`)
-//line app/vlselect/logsql/facets_response.qtpl:44
-	qw422016.N().Q(fe.value)
-//line app/vlselect/logsql/facets_response.qtpl:44
-	qw422016.N().S(`,"hits":`)
-//line app/vlselect/logsql/facets_response.qtpl:45
-	qw422016.N().S(fe.hits)
-//line app/vlselect/logsql/facets_response.qtpl:45
-	qw422016.N().S(`}`)
-//line app/vlselect/logsql/facets_response.qtpl:47
-}
-
-//line app/vlselect/logsql/facets_response.qtpl:47
-func writefacetLine(qq422016 qtio422016.Writer, fe facetEntry) {
-//line app/vlselect/logsql/facets_response.qtpl:47
-	qw422016 := qt422016.AcquireWriter(qq422016)
-//line app/vlselect/logsql/facets_response.qtpl:47
-	streamfacetLine(qw422016, fe)
-//line app/vlselect/logsql/facets_response.qtpl:47
-	qt422016.ReleaseWriter(qw422016)
-//line app/vlselect/logsql/facets_response.qtpl:47
-}
-
-//line app/vlselect/logsql/facets_response.qtpl:47
-func facetLine(fe facetEntry) string {
-//line app/vlselect/logsql/facets_response.qtpl:47
-	qb422016 := qt422016.AcquireByteBuffer()
-//line app/vlselect/logsql/facets_response.qtpl:47
-	writefacetLine(qb422016, fe)
-//line app/vlselect/logsql/facets_response.qtpl:47
-	qs422016 := string(qb422016.B)
-//line app/vlselect/logsql/facets_response.qtpl:47
-	qt422016.ReleaseByteBuffer(qb422016)
-//line app/vlselect/logsql/facets_response.qtpl:47
-	return qs422016
-//line app/vlselect/logsql/facets_response.qtpl:47
-}

app/vlselect/logsql/logsql_test.go

@@ -1,103 +0,0 @@
-package logsql
-
-import (
-	"testing"
-)
-
-func TestParseExtraFilters_Success(t *testing.T) {
-	f := func(s, resultExpected string) {
-		t.Helper()
-
-		f, err := parseExtraFilters(s)
-		if err != nil {
-			t.Fatalf("unexpected error in parseExtraFilters: %s", err)
-		}
-		result := f.String()
-		if result != resultExpected {
-			t.Fatalf("unexpected result\ngot\n%s\nwant\n%s", result, resultExpected)
-		}
-	}
-
-	f("", "")
-
-	// JSON string
-	f(`{"foo":"bar"}`, `foo:=bar`)
-	f(`{"foo":["bar","baz"]}`, `foo:in(bar,baz)`)
-	f(`{"z":"=b ","c":["d","e,"],"a":[],"_msg":"x"}`, `z:="=b " c:in(d,"e,") =x`)
-
-	// LogsQL filter
-	f(`foobar`, `foobar`)
-	f(`foo:bar`, `foo:bar`)
-	f(`foo:(bar or baz) error _time:5m {"foo"=bar,baz="z"}`, `{foo="bar",baz="z"} (foo:bar or foo:baz) error _time:5m`)
-}
-
-func TestParseExtraFilters_Failure(t *testing.T) {
-	f := func(s string) {
-		t.Helper()
-
-		_, err := parseExtraFilters(s)
-		if err == nil {
-			t.Fatalf("expecting non-nil error")
-		}
-	}
-
-	// Invalid JSON
-	f(`{"foo"}`)
-	f(`[1,2]`)
-	f(`{"foo":[1]}`)
-
-	// Invliad LogsQL filter
-	f(`foo:(bar`)
-
-	// excess pipe
-	f(`foo | count()`)
-}
-
-func TestParseExtraStreamFilters_Success(t *testing.T) {
-	f := func(s, resultExpected string) {
-		t.Helper()
-
-		f, err := parseExtraStreamFilters(s)
-		if err != nil {
-			t.Fatalf("unexpected error in parseExtraStreamFilters: %s", err)
-		}
-		result := f.String()
-		if result != resultExpected {
-			t.Fatalf("unexpected result;\ngot\n%s\nwant\n%s", result, resultExpected)
-		}
-	}
-
-	f("", "")
-
-	// JSON string
-	f(`{"foo":"bar"}`, `{foo="bar"}`)
-	f(`{"foo":["bar","baz"]}`, `{foo=~"bar|baz"}`)
-	f(`{"z":"b","c":["d","e|\""],"a":[],"_msg":"x"}`, `{z="b",c=~"d|e\\|\"",_msg="x"}`)
-
-	// LogsQL filter
-	f(`foobar`, `foobar`)
-	f(`foo:bar`, `foo:bar`)
-	f(`foo:(bar or baz) error _time:5m {"foo"=bar,baz="z"}`, `{foo="bar",baz="z"} (foo:bar or foo:baz) error _time:5m`)
-}
-
-func TestParseExtraStreamFilters_Failure(t *testing.T) {
-	f := func(s string) {
-		t.Helper()
-
-		_, err := parseExtraStreamFilters(s)
-		if err == nil {
-			t.Fatalf("expecting non-nil error")
-		}
-	}
-
-	// Invalid JSON
-	f(`{"foo"}`)
-	f(`[1,2]`)
-	f(`{"foo":[1]}`)
-
-	// Invliad LogsQL filter
-	f(`foo:(bar`)
-
-	// excess pipe
-	f(`foo | count()`)
-}

app/vlselect/logsql/query_response.qtpl

@@ -6,31 +6,15 @@
 
 // JSONRow creates JSON row from the given fields.
 {% func JSONRow(columns []logstorage.BlockColumn, rowIdx int) %}
-	{% code
-		i := 0
-		for i < len(columns) && columns[i].Values[rowIdx] == "" {
-			i++
-		}
-		columns = columns[i:]
-	%}
-	{% if len(columns) == 0 %}
-		{% return %}
-	{% endif %}
-	{
-	{% code	c := &columns[0] %}
+{
+	{% code c := &columns[0] %}
 	{%q= c.Name %}:{%q= c.Values[rowIdx] %}
 	{% code columns = columns[1:] %}
 	{% for colIdx := range columns %}
-		{% code
-			c := &columns[colIdx]
-			v := c.Values[rowIdx]
-		%}
-		{% if v == "" %}
-			{% continue %}
-		{% endif %}
+		{% code c := &columns[colIdx] %}
 		,{%q= c.Name %}:{%q= c.Values[rowIdx] %}
 	{% endfor %}
-	}{% newline %}
+}{% newline %}
 {% endfunc %}
 
 // JSONRows prints formatted rows
@@ -39,11 +23,7 @@
 		{% return %}
 	{% endif %}
 	{% for _, fields := range rows %}
-		{% code fields = logstorage.SkipLeadingFieldsWithoutValues(fields) %}
-		{% if len(fields) == 0 %}
-			{% continue %}
-		{% endif %}
-		{
+	{
 		{% if len(fields) > 0 %}
 			{% code
 				f := fields[0]
@@ -51,13 +31,10 @@
 			%}
 			{%q= f.Name %}:{%q= f.Value %}
 			{% for _, f := range fields %}
-				{% if f.Value == "" %}
-					{% continue %}
-				{% endif %}
 				,{%q= f.Name %}:{%q= f.Value %}
 			{% endfor %}
 		{% endif %}
-		}{% newline %}
+	}{% newline %}
 	{% endfor %}
 {% endfunc %}
 

app/vlselect/logsql/query_response.qtpl.go

@@ -26,176 +26,141 @@ var (
 
 //line app/vlselect/logsql/query_response.qtpl:8
 func StreamJSONRow(qw422016 *qt422016.Writer, columns []logstorage.BlockColumn, rowIdx int) {
-//line app/vlselect/logsql/query_response.qtpl:10
-	i := 0
-	for i < len(columns) && columns[i].Values[rowIdx] == "" {
-		i++
-	}
-	columns = columns[i:]
-
-//line app/vlselect/logsql/query_response.qtpl:16
-	if len(columns) == 0 {
-//line app/vlselect/logsql/query_response.qtpl:17
-		return
-//line app/vlselect/logsql/query_response.qtpl:18
-	}
-//line app/vlselect/logsql/query_response.qtpl:18
+//line app/vlselect/logsql/query_response.qtpl:8
 	qw422016.N().S(`{`)
-//line app/vlselect/logsql/query_response.qtpl:20
+//line app/vlselect/logsql/query_response.qtpl:10
 	c := &columns[0]
 
-//line app/vlselect/logsql/query_response.qtpl:21
+//line app/vlselect/logsql/query_response.qtpl:11
 	qw422016.N().Q(c.Name)
-//line app/vlselect/logsql/query_response.qtpl:21
+//line app/vlselect/logsql/query_response.qtpl:11
 	qw422016.N().S(`:`)
-//line app/vlselect/logsql/query_response.qtpl:21
+//line app/vlselect/logsql/query_response.qtpl:11
 	qw422016.N().Q(c.Values[rowIdx])
-//line app/vlselect/logsql/query_response.qtpl:22
+//line app/vlselect/logsql/query_response.qtpl:12
 	columns = columns[1:]
 
-//line app/vlselect/logsql/query_response.qtpl:23
+//line app/vlselect/logsql/query_response.qtpl:13
 	for colIdx := range columns {
-//line app/vlselect/logsql/query_response.qtpl:25
+//line app/vlselect/logsql/query_response.qtpl:14
 		c := &columns[colIdx]
-		v := c.Values[rowIdx]
 
-//line app/vlselect/logsql/query_response.qtpl:28
-		if v == "" {
-//line app/vlselect/logsql/query_response.qtpl:29
-			continue
-//line app/vlselect/logsql/query_response.qtpl:30
-		}
-//line app/vlselect/logsql/query_response.qtpl:30
+//line app/vlselect/logsql/query_response.qtpl:14
 		qw422016.N().S(`,`)
-//line app/vlselect/logsql/query_response.qtpl:31
+//line app/vlselect/logsql/query_response.qtpl:15
 		qw422016.N().Q(c.Name)
-//line app/vlselect/logsql/query_response.qtpl:31
+//line app/vlselect/logsql/query_response.qtpl:15
 		qw422016.N().S(`:`)
-//line app/vlselect/logsql/query_response.qtpl:31
+//line app/vlselect/logsql/query_response.qtpl:15
 		qw422016.N().Q(c.Values[rowIdx])
-//line app/vlselect/logsql/query_response.qtpl:32
+//line app/vlselect/logsql/query_response.qtpl:16
 	}
-//line app/vlselect/logsql/query_response.qtpl:32
+//line app/vlselect/logsql/query_response.qtpl:16
 	qw422016.N().S(`}`)
-//line app/vlselect/logsql/query_response.qtpl:33
+//line app/vlselect/logsql/query_response.qtpl:17
 	qw422016.N().S(`
 `)
-//line app/vlselect/logsql/query_response.qtpl:34
+//line app/vlselect/logsql/query_response.qtpl:18
 }
 
-//line app/vlselect/logsql/query_response.qtpl:34
+//line app/vlselect/logsql/query_response.qtpl:18
 func WriteJSONRow(qq422016 qtio422016.Writer, columns []logstorage.BlockColumn, rowIdx int) {
-//line app/vlselect/logsql/query_response.qtpl:34
+//line app/vlselect/logsql/query_response.qtpl:18
 	qw422016 := qt422016.AcquireWriter(qq422016)
-//line app/vlselect/logsql/query_response.qtpl:34
+//line app/vlselect/logsql/query_response.qtpl:18
 	StreamJSONRow(qw422016, columns, rowIdx)
-//line app/vlselect/logsql/query_response.qtpl:34
+//line app/vlselect/logsql/query_response.qtpl:18
 	qt422016.ReleaseWriter(qw422016)
-//line app/vlselect/logsql/query_response.qtpl:34
+//line app/vlselect/logsql/query_response.qtpl:18
 }
 
-//line app/vlselect/logsql/query_response.qtpl:34
+//line app/vlselect/logsql/query_response.qtpl:18
 func JSONRow(columns []logstorage.BlockColumn, rowIdx int) string {
-//line app/vlselect/logsql/query_response.qtpl:34
+//line app/vlselect/logsql/query_response.qtpl:18
 	qb422016 := qt422016.AcquireByteBuffer()
-//line app/vlselect/logsql/query_response.qtpl:34
+//line app/vlselect/logsql/query_response.qtpl:18
 	WriteJSONRow(qb422016, columns, rowIdx)
-//line app/vlselect/logsql/query_response.qtpl:34
+//line app/vlselect/logsql/query_response.qtpl:18
 	qs422016 := string(qb422016.B)
-//line app/vlselect/logsql/query_response.qtpl:34
+//line app/vlselect/logsql/query_response.qtpl:18
 	qt422016.ReleaseByteBuffer(qb422016)
-//line app/vlselect/logsql/query_response.qtpl:34
+//line app/vlselect/logsql/query_response.qtpl:18
 	return qs422016
-//line app/vlselect/logsql/query_response.qtpl:34
+//line app/vlselect/logsql/query_response.qtpl:18
 }
 
 // JSONRows prints formatted rows
 
-//line app/vlselect/logsql/query_response.qtpl:37
+//line app/vlselect/logsql/query_response.qtpl:21
 func StreamJSONRows(qw422016 *qt422016.Writer, rows [][]logstorage.Field) {
-//line app/vlselect/logsql/query_response.qtpl:38
+//line app/vlselect/logsql/query_response.qtpl:22
 	if len(rows) == 0 {
-//line app/vlselect/logsql/query_response.qtpl:39
+//line app/vlselect/logsql/query_response.qtpl:23
 		return
-//line app/vlselect/logsql/query_response.qtpl:40
+//line app/vlselect/logsql/query_response.qtpl:24
 	}
-//line app/vlselect/logsql/query_response.qtpl:41
+//line app/vlselect/logsql/query_response.qtpl:25
 	for _, fields := range rows {
-//line app/vlselect/logsql/query_response.qtpl:42
-		fields = logstorage.SkipLeadingFieldsWithoutValues(fields)
-
-//line app/vlselect/logsql/query_response.qtpl:43
-		if len(fields) == 0 {
-//line app/vlselect/logsql/query_response.qtpl:44
-			continue
-//line app/vlselect/logsql/query_response.qtpl:45
-		}
-//line app/vlselect/logsql/query_response.qtpl:45
+//line app/vlselect/logsql/query_response.qtpl:25
 		qw422016.N().S(`{`)
-//line app/vlselect/logsql/query_response.qtpl:47
+//line app/vlselect/logsql/query_response.qtpl:27
 		if len(fields) > 0 {
-//line app/vlselect/logsql/query_response.qtpl:49
+//line app/vlselect/logsql/query_response.qtpl:29
 			f := fields[0]
 			fields = fields[1:]
 
-//line app/vlselect/logsql/query_response.qtpl:52
+//line app/vlselect/logsql/query_response.qtpl:32
 			qw422016.N().Q(f.Name)
-//line app/vlselect/logsql/query_response.qtpl:52
+//line app/vlselect/logsql/query_response.qtpl:32
 			qw422016.N().S(`:`)
-//line app/vlselect/logsql/query_response.qtpl:52
+//line app/vlselect/logsql/query_response.qtpl:32
 			qw422016.N().Q(f.Value)
-//line app/vlselect/logsql/query_response.qtpl:53
+//line app/vlselect/logsql/query_response.qtpl:33
 			for _, f := range fields {
-//line app/vlselect/logsql/query_response.qtpl:54
-				if f.Value == "" {
-//line app/vlselect/logsql/query_response.qtpl:55
-					continue
-//line app/vlselect/logsql/query_response.qtpl:56
-				}
-//line app/vlselect/logsql/query_response.qtpl:56
+//line app/vlselect/logsql/query_response.qtpl:33
 				qw422016.N().S(`,`)
-//line app/vlselect/logsql/query_response.qtpl:57
+//line app/vlselect/logsql/query_response.qtpl:34
 				qw422016.N().Q(f.Name)
-//line app/vlselect/logsql/query_response.qtpl:57
+//line app/vlselect/logsql/query_response.qtpl:34
 				qw422016.N().S(`:`)
-//line app/vlselect/logsql/query_response.qtpl:57
+//line app/vlselect/logsql/query_response.qtpl:34
 				qw422016.N().Q(f.Value)
-//line app/vlselect/logsql/query_response.qtpl:58
+//line app/vlselect/logsql/query_response.qtpl:35
 			}
-//line app/vlselect/logsql/query_response.qtpl:59
+//line app/vlselect/logsql/query_response.qtpl:36
 		}
-//line app/vlselect/logsql/query_response.qtpl:59
+//line app/vlselect/logsql/query_response.qtpl:36
 		qw422016.N().S(`}`)
-//line app/vlselect/logsql/query_response.qtpl:60
+//line app/vlselect/logsql/query_response.qtpl:37
 		qw422016.N().S(`
 `)
-//line app/vlselect/logsql/query_response.qtpl:61
+//line app/vlselect/logsql/query_response.qtpl:38
 	}
-//line app/vlselect/logsql/query_response.qtpl:62
+//line app/vlselect/logsql/query_response.qtpl:39
 }
 
-//line app/vlselect/logsql/query_response.qtpl:62
+//line app/vlselect/logsql/query_response.qtpl:39
 func WriteJSONRows(qq422016 qtio422016.Writer, rows [][]logstorage.Field) {
-//line app/vlselect/logsql/query_response.qtpl:62
+//line app/vlselect/logsql/query_response.qtpl:39
 	qw422016 := qt422016.AcquireWriter(qq422016)
-//line app/vlselect/logsql/query_response.qtpl:62
+//line app/vlselect/logsql/query_response.qtpl:39
 	StreamJSONRows(qw422016, rows)
-//line app/vlselect/logsql/query_response.qtpl:62
+//line app/vlselect/logsql/query_response.qtpl:39
 	qt422016.ReleaseWriter(qw422016)
-//line app/vlselect/logsql/query_response.qtpl:62
+//line app/vlselect/logsql/query_response.qtpl:39
 }
 
-//line app/vlselect/logsql/query_response.qtpl:62
+//line app/vlselect/logsql/query_response.qtpl:39
 func JSONRows(rows [][]logstorage.Field) string {
-//line app/vlselect/logsql/query_response.qtpl:62
+//line app/vlselect/logsql/query_response.qtpl:39
 	qb422016 := qt422016.AcquireByteBuffer()
-//line app/vlselect/logsql/query_response.qtpl:62
+//line app/vlselect/logsql/query_response.qtpl:39
 	WriteJSONRows(qb422016, rows)
-//line app/vlselect/logsql/query_response.qtpl:62
+//line app/vlselect/logsql/query_response.qtpl:39
 	qs422016 := string(qb422016.B)
-//line app/vlselect/logsql/query_response.qtpl:62
+//line app/vlselect/logsql/query_response.qtpl:39
 	qt422016.ReleaseByteBuffer(qb422016)
-//line app/vlselect/logsql/query_response.qtpl:62
+//line app/vlselect/logsql/query_response.qtpl:39
 	return qs422016
-//line app/vlselect/logsql/query_response.qtpl:62
+//line app/vlselect/logsql/query_response.qtpl:39
 }

app/vlselect/logsql/stats_query_range_response.qtpl

@@ -1,52 +0,0 @@
-{% stripspace %}
-
-// StatsQueryRangeResponse generates response for /select/logsql/stats_query_range
-{% func StatsQueryRangeResponse(rows []*statsSeries) %}
-{
-	"status":"success",
-	"data":{
-		"resultType":"matrix",
-		"result":[
-			{% if len(rows) > 0 %}
-				{%= formatStatsSeries(rows[0]) %}
-				{% code rows = rows[1:] %}
-				{% for i := range rows %}
-					,{%= formatStatsSeries(rows[i]) %}
-				{% endfor %}
-			{% endif %}
-		]
-	}
-}
-{% endfunc %}
-
-{% func formatStatsSeries(ss *statsSeries) %}
-{
-	"metric":{
-		"__name__":{%q= ss.Name %}
-		{% if len(ss.Labels) > 0 %}
-			{% for _, label := range ss.Labels %}
-				,{%q= label.Name %}:{%q= label.Value %}
-			{% endfor %}
-		{% endif %}
-	},
-	"values":[
-		{% code points := ss.Points %}
-		{% if len(points) > 0 %}
-			{%= formatStatsPoint(&points[0]) %}
-			{% code points = points[1:] %}
-			{% for i := range points %}
-				,{%= formatStatsPoint(&points[i]) %}
-			{% endfor %}
-		{% endif %}
-	]
-}
-{% endfunc %}
-
-{% func formatStatsPoint(p *statsPoint) %}
-[
-	{%f= float64(p.Timestamp)/1e9 %},
-	{%q= p.Value %}
-]
-{% endfunc %}
-
-{% endstripspace %}

app/vlselect/logsql/stats_query_range_response.qtpl.go

@@ -1,188 +0,0 @@
-// Code generated by qtc from "stats_query_range_response.qtpl". DO NOT EDIT.
-// See https://github.com/valyala/quicktemplate for details.
-
-// StatsQueryRangeResponse generates response for /select/logsql/stats_query_range
-
-//line app/vlselect/logsql/stats_query_range_response.qtpl:4
-package logsql
-
-//line app/vlselect/logsql/stats_query_range_response.qtpl:4
-import (
-	qtio422016 "io"
-
-	qt422016 "github.com/valyala/quicktemplate"
-)
-
-//line app/vlselect/logsql/stats_query_range_response.qtpl:4
-var (
-	_ = qtio422016.Copy
-	_ = qt422016.AcquireByteBuffer
-)
-
-//line app/vlselect/logsql/stats_query_range_response.qtpl:4
-func StreamStatsQueryRangeResponse(qw422016 *qt422016.Writer, rows []*statsSeries) {
-//line app/vlselect/logsql/stats_query_range_response.qtpl:4
-	qw422016.N().S(`{"status":"success","data":{"resultType":"matrix","result":[`)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:10
-	if len(rows) > 0 {
-//line app/vlselect/logsql/stats_query_range_response.qtpl:11
-		streamformatStatsSeries(qw422016, rows[0])
-//line app/vlselect/logsql/stats_query_range_response.qtpl:12
-		rows = rows[1:]
-
-//line app/vlselect/logsql/stats_query_range_response.qtpl:13
-		for i := range rows {
-//line app/vlselect/logsql/stats_query_range_response.qtpl:13
-			qw422016.N().S(`,`)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:14
-			streamformatStatsSeries(qw422016, rows[i])
-//line app/vlselect/logsql/stats_query_range_response.qtpl:15
-		}
-//line app/vlselect/logsql/stats_query_range_response.qtpl:16
-	}
-//line app/vlselect/logsql/stats_query_range_response.qtpl:16
-	qw422016.N().S(`]}}`)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:20
-}
-
-//line app/vlselect/logsql/stats_query_range_response.qtpl:20
-func WriteStatsQueryRangeResponse(qq422016 qtio422016.Writer, rows []*statsSeries) {
-//line app/vlselect/logsql/stats_query_range_response.qtpl:20
-	qw422016 := qt422016.AcquireWriter(qq422016)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:20
-	StreamStatsQueryRangeResponse(qw422016, rows)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:20
-	qt422016.ReleaseWriter(qw422016)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:20
-}
-
-//line app/vlselect/logsql/stats_query_range_response.qtpl:20
-func StatsQueryRangeResponse(rows []*statsSeries) string {
-//line app/vlselect/logsql/stats_query_range_response.qtpl:20
-	qb422016 := qt422016.AcquireByteBuffer()
-//line app/vlselect/logsql/stats_query_range_response.qtpl:20
-	WriteStatsQueryRangeResponse(qb422016, rows)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:20
-	qs422016 := string(qb422016.B)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:20
-	qt422016.ReleaseByteBuffer(qb422016)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:20
-	return qs422016
-//line app/vlselect/logsql/stats_query_range_response.qtpl:20
-}
-
-//line app/vlselect/logsql/stats_query_range_response.qtpl:22
-func streamformatStatsSeries(qw422016 *qt422016.Writer, ss *statsSeries) {
-//line app/vlselect/logsql/stats_query_range_response.qtpl:22
-	qw422016.N().S(`{"metric":{"__name__":`)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:25
-	qw422016.N().Q(ss.Name)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:26
-	if len(ss.Labels) > 0 {
-//line app/vlselect/logsql/stats_query_range_response.qtpl:27
-		for _, label := range ss.Labels {
-//line app/vlselect/logsql/stats_query_range_response.qtpl:27
-			qw422016.N().S(`,`)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:28
-			qw422016.N().Q(label.Name)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:28
-			qw422016.N().S(`:`)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:28
-			qw422016.N().Q(label.Value)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:29
-		}
-//line app/vlselect/logsql/stats_query_range_response.qtpl:30
-	}
-//line app/vlselect/logsql/stats_query_range_response.qtpl:30
-	qw422016.N().S(`},"values":[`)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:33
-	points := ss.Points
-
-//line app/vlselect/logsql/stats_query_range_response.qtpl:34
-	if len(points) > 0 {
-//line app/vlselect/logsql/stats_query_range_response.qtpl:35
-		streamformatStatsPoint(qw422016, &points[0])
-//line app/vlselect/logsql/stats_query_range_response.qtpl:36
-		points = points[1:]
-
-//line app/vlselect/logsql/stats_query_range_response.qtpl:37
-		for i := range points {
-//line app/vlselect/logsql/stats_query_range_response.qtpl:37
-			qw422016.N().S(`,`)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:38
-			streamformatStatsPoint(qw422016, &points[i])
-//line app/vlselect/logsql/stats_query_range_response.qtpl:39
-		}
-//line app/vlselect/logsql/stats_query_range_response.qtpl:40
-	}
-//line app/vlselect/logsql/stats_query_range_response.qtpl:40
-	qw422016.N().S(`]}`)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:43
-}
-
-//line app/vlselect/logsql/stats_query_range_response.qtpl:43
-func writeformatStatsSeries(qq422016 qtio422016.Writer, ss *statsSeries) {
-//line app/vlselect/logsql/stats_query_range_response.qtpl:43
-	qw422016 := qt422016.AcquireWriter(qq422016)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:43
-	streamformatStatsSeries(qw422016, ss)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:43
-	qt422016.ReleaseWriter(qw422016)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:43
-}
-
-//line app/vlselect/logsql/stats_query_range_response.qtpl:43
-func formatStatsSeries(ss *statsSeries) string {
-//line app/vlselect/logsql/stats_query_range_response.qtpl:43
-	qb422016 := qt422016.AcquireByteBuffer()
-//line app/vlselect/logsql/stats_query_range_response.qtpl:43
-	writeformatStatsSeries(qb422016, ss)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:43
-	qs422016 := string(qb422016.B)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:43
-	qt422016.ReleaseByteBuffer(qb422016)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:43
-	return qs422016
-//line app/vlselect/logsql/stats_query_range_response.qtpl:43
-}
-
-//line app/vlselect/logsql/stats_query_range_response.qtpl:45
-func streamformatStatsPoint(qw422016 *qt422016.Writer, p *statsPoint) {
-//line app/vlselect/logsql/stats_query_range_response.qtpl:45
-	qw422016.N().S(`[`)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:47
-	qw422016.N().F(float64(p.Timestamp) / 1e9)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:47
-	qw422016.N().S(`,`)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:48
-	qw422016.N().Q(p.Value)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:48
-	qw422016.N().S(`]`)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:50
-}
-
-//line app/vlselect/logsql/stats_query_range_response.qtpl:50
-func writeformatStatsPoint(qq422016 qtio422016.Writer, p *statsPoint) {
-//line app/vlselect/logsql/stats_query_range_response.qtpl:50
-	qw422016 := qt422016.AcquireWriter(qq422016)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:50
-	streamformatStatsPoint(qw422016, p)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:50
-	qt422016.ReleaseWriter(qw422016)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:50
-}
-
-//line app/vlselect/logsql/stats_query_range_response.qtpl:50
-func formatStatsPoint(p *statsPoint) string {
-//line app/vlselect/logsql/stats_query_range_response.qtpl:50
-	qb422016 := qt422016.AcquireByteBuffer()
-//line app/vlselect/logsql/stats_query_range_response.qtpl:50
-	writeformatStatsPoint(qb422016, p)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:50
-	qs422016 := string(qb422016.B)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:50
-	qt422016.ReleaseByteBuffer(qb422016)
-//line app/vlselect/logsql/stats_query_range_response.qtpl:50
-	return qs422016
-//line app/vlselect/logsql/stats_query_range_response.qtpl:50
-}

app/vlselect/logsql/stats_query_response.qtpl

@@ -1,36 +0,0 @@
-{% stripspace %}
-
-// StatsQueryResponse generates response for /select/logsql/stats_query
-{% func StatsQueryResponse(rows []statsRow) %}
-{
-	"status":"success",
-	"data":{
-		"resultType":"vector",
-		"result":[
-			{% if len(rows) > 0 %}
-				{%= formatStatsRow(&rows[0]) %}
-				{% code rows = rows[1:] %}
-				{% for i := range rows %}
-					,{%= formatStatsRow(&rows[i]) %}
-				{% endfor %}
-			{% endif %}
-		]
-	}
-}
-{% endfunc %}
-
-{% func formatStatsRow(r *statsRow) %}
-{
-	"metric":{
-		"__name__":{%q= r.Name %}
-		{% if len(r.Labels) > 0 %}
-			{% for _, label := range r.Labels %}
-				,{%q= label.Name %}:{%q= label.Value %}
-			{% endfor %}
-		{% endif %}
-	},
-	"value":[{%f= float64(r.Timestamp)/1e9 %},{%q= r.Value %}]
-}
-{% endfunc %}
-
-{% endstripspace %}

app/vlselect/logsql/stats_query_response.qtpl.go

@@ -1,133 +0,0 @@
-// Code generated by qtc from "stats_query_response.qtpl". DO NOT EDIT.
-// See https://github.com/valyala/quicktemplate for details.
-
-// StatsQueryResponse generates response for /select/logsql/stats_query
-
-//line app/vlselect/logsql/stats_query_response.qtpl:4
-package logsql
-
-//line app/vlselect/logsql/stats_query_response.qtpl:4
-import (
-	qtio422016 "io"
-
-	qt422016 "github.com/valyala/quicktemplate"
-)
-
-//line app/vlselect/logsql/stats_query_response.qtpl:4
-var (
-	_ = qtio422016.Copy
-	_ = qt422016.AcquireByteBuffer
-)
-
-//line app/vlselect/logsql/stats_query_response.qtpl:4
-func StreamStatsQueryResponse(qw422016 *qt422016.Writer, rows []statsRow) {
-//line app/vlselect/logsql/stats_query_response.qtpl:4
-	qw422016.N().S(`{"status":"success","data":{"resultType":"vector","result":[`)
-//line app/vlselect/logsql/stats_query_response.qtpl:10
-	if len(rows) > 0 {
-//line app/vlselect/logsql/stats_query_response.qtpl:11
-		streamformatStatsRow(qw422016, &rows[0])
-//line app/vlselect/logsql/stats_query_response.qtpl:12
-		rows = rows[1:]
-
-//line app/vlselect/logsql/stats_query_response.qtpl:13
-		for i := range rows {
-//line app/vlselect/logsql/stats_query_response.qtpl:13
-			qw422016.N().S(`,`)
-//line app/vlselect/logsql/stats_query_response.qtpl:14
-			streamformatStatsRow(qw422016, &rows[i])
-//line app/vlselect/logsql/stats_query_response.qtpl:15
-		}
-//line app/vlselect/logsql/stats_query_response.qtpl:16
-	}
-//line app/vlselect/logsql/stats_query_response.qtpl:16
-	qw422016.N().S(`]}}`)
-//line app/vlselect/logsql/stats_query_response.qtpl:20
-}
-
-//line app/vlselect/logsql/stats_query_response.qtpl:20
-func WriteStatsQueryResponse(qq422016 qtio422016.Writer, rows []statsRow) {
-//line app/vlselect/logsql/stats_query_response.qtpl:20
-	qw422016 := qt422016.AcquireWriter(qq422016)
-//line app/vlselect/logsql/stats_query_response.qtpl:20
-	StreamStatsQueryResponse(qw422016, rows)
-//line app/vlselect/logsql/stats_query_response.qtpl:20
-	qt422016.ReleaseWriter(qw422016)
-//line app/vlselect/logsql/stats_query_response.qtpl:20
-}
-
-//line app/vlselect/logsql/stats_query_response.qtpl:20
-func StatsQueryResponse(rows []statsRow) string {
-//line app/vlselect/logsql/stats_query_response.qtpl:20
-	qb422016 := qt422016.AcquireByteBuffer()
-//line app/vlselect/logsql/stats_query_response.qtpl:20
-	WriteStatsQueryResponse(qb422016, rows)
-//line app/vlselect/logsql/stats_query_response.qtpl:20
-	qs422016 := string(qb422016.B)
-//line app/vlselect/logsql/stats_query_response.qtpl:20
-	qt422016.ReleaseByteBuffer(qb422016)
-//line app/vlselect/logsql/stats_query_response.qtpl:20
-	return qs422016
-//line app/vlselect/logsql/stats_query_response.qtpl:20
-}
-
-//line app/vlselect/logsql/stats_query_response.qtpl:22
-func streamformatStatsRow(qw422016 *qt422016.Writer, r *statsRow) {
-//line app/vlselect/logsql/stats_query_response.qtpl:22
-	qw422016.N().S(`{"metric":{"__name__":`)
-//line app/vlselect/logsql/stats_query_response.qtpl:25
-	qw422016.N().Q(r.Name)
-//line app/vlselect/logsql/stats_query_response.qtpl:26
-	if len(r.Labels) > 0 {
-//line app/vlselect/logsql/stats_query_response.qtpl:27
-		for _, label := range r.Labels {
-//line app/vlselect/logsql/stats_query_response.qtpl:27
-			qw422016.N().S(`,`)
-//line app/vlselect/logsql/stats_query_response.qtpl:28
-			qw422016.N().Q(label.Name)
-//line app/vlselect/logsql/stats_query_response.qtpl:28
-			qw422016.N().S(`:`)
-//line app/vlselect/logsql/stats_query_response.qtpl:28
-			qw422016.N().Q(label.Value)
-//line app/vlselect/logsql/stats_query_response.qtpl:29
-		}
-//line app/vlselect/logsql/stats_query_response.qtpl:30
-	}
-//line app/vlselect/logsql/stats_query_response.qtpl:30
-	qw422016.N().S(`},"value":[`)
-//line app/vlselect/logsql/stats_query_response.qtpl:32
-	qw422016.N().F(float64(r.Timestamp) / 1e9)
-//line app/vlselect/logsql/stats_query_response.qtpl:32
-	qw422016.N().S(`,`)
-//line app/vlselect/logsql/stats_query_response.qtpl:32
-	qw422016.N().Q(r.Value)
-//line app/vlselect/logsql/stats_query_response.qtpl:32
-	qw422016.N().S(`]}`)
-//line app/vlselect/logsql/stats_query_response.qtpl:34
-}
-
-//line app/vlselect/logsql/stats_query_response.qtpl:34
-func writeformatStatsRow(qq422016 qtio422016.Writer, r *statsRow) {
-//line app/vlselect/logsql/stats_query_response.qtpl:34
-	qw422016 := qt422016.AcquireWriter(qq422016)
-//line app/vlselect/logsql/stats_query_response.qtpl:34
-	streamformatStatsRow(qw422016, r)
-//line app/vlselect/logsql/stats_query_response.qtpl:34
-	qt422016.ReleaseWriter(qw422016)
-//line app/vlselect/logsql/stats_query_response.qtpl:34
-}
-
-//line app/vlselect/logsql/stats_query_response.qtpl:34
-func formatStatsRow(r *statsRow) string {
-//line app/vlselect/logsql/stats_query_response.qtpl:34
-	qb422016 := qt422016.AcquireByteBuffer()
-//line app/vlselect/logsql/stats_query_response.qtpl:34
-	writeformatStatsRow(qb422016, r)
-//line app/vlselect/logsql/stats_query_response.qtpl:34
-	qs422016 := string(qb422016.B)
-//line app/vlselect/logsql/stats_query_response.qtpl:34
-	qt422016.ReleaseByteBuffer(qb422016)
-//line app/vlselect/logsql/stats_query_response.qtpl:34
-	return qs422016
-//line app/vlselect/logsql/stats_query_response.qtpl:34
-}

app/vlselect/main.go

@@ -9,11 +9,10 @@ import (
 	"strings"
 	"time"
 
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlselect/internalselect"
 	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlselect/logsql"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/cgroup"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/httputil"
+	"github.com/VictoriaMetrics/VictoriaMetrics/lib/httputils"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logger"
 	"github.com/VictoriaMetrics/metrics"
 )
@@ -24,7 +23,7 @@ var (
 		"See also -search.maxQueueDuration")
 	maxQueueDuration = flag.Duration("search.maxQueueDuration", 10*time.Second, "The maximum time the search request waits for execution when -search.maxConcurrentRequests "+
 		"limit is reached; see also -search.maxQueryDuration")
-	maxQueryDuration = flag.Duration("search.maxQueryDuration", time.Second*30, "The maximum duration for query execution. It can be overridden to a smaller value on a per-query basis via 'timeout' query arg")
+	maxQueryDuration = flag.Duration("search.maxQueryDuration", time.Second*30, "The maximum duration for query execution. It can be overridden on a per-query basis via 'timeout' query arg")
 )
 
 func getDefaultMaxConcurrentRequests() int {
@@ -72,8 +71,7 @@ var vmuiFileServer = http.FileServer(http.FS(vmuiFiles))
 // RequestHandler handles select requests for VictoriaLogs
 func RequestHandler(w http.ResponseWriter, r *http.Request) bool {
 	path := r.URL.Path
-
-	if !strings.HasPrefix(path, "/select/") && !strings.HasPrefix(path, "/internal/select/") {
+	if !strings.HasPrefix(path, "/select/") {
 		// Skip requests, which do not start with /select/, since these aren't our requests.
 		return false
 	}
@@ -100,75 +98,25 @@ func RequestHandler(w http.ResponseWriter, r *http.Request) bool {
 		return true
 	}
 
-	ctx := r.Context()
-	if path == "/select/logsql/tail" {
-		logsqlTailRequests.Inc()
-		// Process live tailing request without timeout, since it is OK to run live tailing requests for very long time.
-		// Also do not apply concurrency limit to tail requests, since these limits are intended for non-tail requests.
-		logsql.ProcessLiveTailRequest(ctx, w, r)
-		return true
-	}
-
 	// Limit the number of concurrent queries, which can consume big amounts of CPU time.
 	startTime := time.Now()
+	ctx := r.Context()
 	d := getMaxQueryDuration(r)
 	ctxWithTimeout, cancel := context.WithTimeout(ctx, d)
 	defer cancel()
 
-	if !incRequestConcurrency(ctxWithTimeout, w, r) {
-		return true
-	}
-	defer decRequestConcurrency()
-
-	if strings.HasPrefix(path, "/internal/select/") {
-		// Process internal request from vlselect without timeout (e.g. use ctx instead of ctxWithTimeout),
-		// since the timeout must be controlled by the vlselect.
-		internalselect.RequestHandler(ctx, w, r)
-		return true
-	}
-
-	ok := processSelectRequest(ctxWithTimeout, w, r, path)
-	if !ok {
-		return false
-	}
-
-	logRequestErrorIfNeeded(ctxWithTimeout, w, r, startTime)
-	return true
-}
-
-func logRequestErrorIfNeeded(ctx context.Context, w http.ResponseWriter, r *http.Request, startTime time.Time) {
-	err := ctx.Err()
-	switch err {
-	case nil:
-		// nothing to do
-	case context.Canceled:
-		// do not log canceled requests, since they are expected and legal.
-	case context.DeadlineExceeded:
-		err = &httpserver.ErrorWithStatusCode{
-			Err: fmt.Errorf("the request couldn't be executed in %.3f seconds; possible solutions: "+
-				"to increase -search.maxQueryDuration=%s; to pass bigger value to 'timeout' query arg", time.Since(startTime).Seconds(), maxQueryDuration),
-			StatusCode: http.StatusServiceUnavailable,
-		}
-		httpserver.Errorf(w, r, "%s", err)
-	default:
-		httpserver.Errorf(w, r, "unexpected error: %s", err)
-	}
-}
-
-func incRequestConcurrency(ctx context.Context, w http.ResponseWriter, r *http.Request) bool {
-	startTime := time.Now()
-	stopCh := ctx.Done()
+	stopCh := ctxWithTimeout.Done()
 	select {
 	case concurrencyLimitCh <- struct{}{}:
-		return true
+		defer func() { <-concurrencyLimitCh }()
 	default:
 		// Sleep for a while until giving up. This should resolve short bursts in requests.
 		concurrencyLimitReached.Inc()
 		select {
 		case concurrencyLimitCh <- struct{}{}:
-			return true
+			defer func() { <-concurrencyLimitCh }()
 		case <-stopCh:
-			switch ctx.Err() {
+			switch ctxWithTimeout.Err() {
 			case context.Canceled:
 				remoteAddr := httpserver.GetQuotedRemoteAddr(r)
 				requestURI := httpserver.GetRequestURI(r)
@@ -181,78 +129,85 @@ func incRequestConcurrency(ctx context.Context, w http.ResponseWriter, r *http.R
 						"are executed. Possible solutions: to reduce query load; to add more compute resources to the server; "+
 						"to increase -search.maxQueueDuration=%s; to increase -search.maxQueryDuration=%s; to increase -search.maxConcurrentRequests; "+
 						"to pass bigger value to 'timeout' query arg",
-						time.Since(startTime).Seconds(), *maxConcurrentRequests, maxQueueDuration, maxQueryDuration),
+						d.Seconds(), *maxConcurrentRequests, maxQueueDuration, maxQueryDuration),
 					StatusCode: http.StatusServiceUnavailable,
 				}
 				httpserver.Errorf(w, r, "%s", err)
 			}
-			return false
+			return true
 		}
 	}
-}
 
-func decRequestConcurrency() {
-	<-concurrencyLimitCh
+	if path == "/select/logsql/tail" {
+		logsqlTailRequests.Inc()
+		// Process live tailing request without timeout (e.g. use ctx instead of ctxWithTimeout),
+		// since it is OK to run live tailing requests for very long time.
+		logsql.ProcessLiveTailRequest(ctx, w, r)
+		return true
+	}
+
+	ok := processSelectRequest(ctxWithTimeout, w, r, path)
+	if !ok {
+		return false
+	}
+
+	err := ctxWithTimeout.Err()
+	switch err {
+	case nil:
+		// nothing to do
+	case context.Canceled:
+		remoteAddr := httpserver.GetQuotedRemoteAddr(r)
+		requestURI := httpserver.GetRequestURI(r)
+		logger.Infof("client has canceled the request after %.3f seconds: remoteAddr=%s, requestURI: %q",
+			time.Since(startTime).Seconds(), remoteAddr, requestURI)
+	case context.DeadlineExceeded:
+		err = &httpserver.ErrorWithStatusCode{
+			Err: fmt.Errorf("the request couldn't be executed in %.3f seconds; possible solutions: "+
+				"to increase -search.maxQueryDuration=%s; to pass bigger value to 'timeout' query arg", d.Seconds(), maxQueryDuration),
+			StatusCode: http.StatusServiceUnavailable,
+		}
+		httpserver.Errorf(w, r, "%s", err)
+	default:
+		httpserver.Errorf(w, r, "unexpected error: %s", err)
+	}
+
+	return true
 }
 
 func processSelectRequest(ctx context.Context, w http.ResponseWriter, r *http.Request, path string) bool {
 	httpserver.EnableCORS(w, r)
-	startTime := time.Now()
 	switch path {
-	case "/select/logsql/facets":
-		logsqlFacetsRequests.Inc()
-		logsql.ProcessFacetsRequest(ctx, w, r)
-		logsqlFacetsDuration.UpdateDuration(startTime)
-		return true
 	case "/select/logsql/field_names":
 		logsqlFieldNamesRequests.Inc()
 		logsql.ProcessFieldNamesRequest(ctx, w, r)
-		logsqlFieldNamesDuration.UpdateDuration(startTime)
 		return true
 	case "/select/logsql/field_values":
 		logsqlFieldValuesRequests.Inc()
 		logsql.ProcessFieldValuesRequest(ctx, w, r)
-		logsqlFieldValuesDuration.UpdateDuration(startTime)
 		return true
 	case "/select/logsql/hits":
 		logsqlHitsRequests.Inc()
 		logsql.ProcessHitsRequest(ctx, w, r)
-		logsqlHitsDuration.UpdateDuration(startTime)
 		return true
 	case "/select/logsql/query":
 		logsqlQueryRequests.Inc()
 		logsql.ProcessQueryRequest(ctx, w, r)
-		logsqlQueryDuration.UpdateDuration(startTime)
-		return true
-	case "/select/logsql/stats_query":
-		logsqlStatsQueryRequests.Inc()
-		logsql.ProcessStatsQueryRequest(ctx, w, r)
-		logsqlStatsQueryDuration.UpdateDuration(startTime)
-		return true
-	case "/select/logsql/stats_query_range":
-		logsqlStatsQueryRangeRequests.Inc()
-		logsql.ProcessStatsQueryRangeRequest(ctx, w, r)
-		logsqlStatsQueryRangeDuration.UpdateDuration(startTime)
 		return true
 	case "/select/logsql/stream_field_names":
 		logsqlStreamFieldNamesRequests.Inc()
 		logsql.ProcessStreamFieldNamesRequest(ctx, w, r)
-		logsqlStreamFieldNamesDuration.UpdateDuration(startTime)
 		return true
 	case "/select/logsql/stream_field_values":
 		logsqlStreamFieldValuesRequests.Inc()
 		logsql.ProcessStreamFieldValuesRequest(ctx, w, r)
-		logsqlStreamFieldValuesDuration.UpdateDuration(startTime)
 		return true
 	case "/select/logsql/stream_ids":
 		logsqlStreamIDsRequests.Inc()
 		logsql.ProcessStreamIDsRequest(ctx, w, r)
-		logsqlStreamIDsDuration.UpdateDuration(startTime)
 		return true
 	case "/select/logsql/streams":
 		logsqlStreamsRequests.Inc()
 		logsql.ProcessStreamsRequest(ctx, w, r)
-		logsqlStreamsDuration.UpdateDuration(startTime)
 		return true
 	default:
 		return false
@@ -261,7 +216,7 @@ func processSelectRequest(ctx context.Context, w http.ResponseWriter, r *http.Re
 
 // getMaxQueryDuration returns the maximum duration for query from r.
 func getMaxQueryDuration(r *http.Request) time.Duration {
-	dms, err := httputil.GetDuration(r, "timeout", 0)
+	dms, err := httputils.GetDuration(r, "timeout", 0)
 	if err != nil {
 		dms = 0
 	}
@@ -273,39 +228,13 @@ func getMaxQueryDuration(r *http.Request) time.Duration {
 }
 
 var (
-	logsqlFacetsRequests = metrics.NewCounter(`vl_http_requests_total{path="/select/logsql/facets"}`)
-	logsqlFacetsDuration = metrics.NewSummary(`vl_http_request_duration_seconds{path="/select/logsql/facets"}`)
-
-	logsqlFieldNamesRequests = metrics.NewCounter(`vl_http_requests_total{path="/select/logsql/field_names"}`)
-	logsqlFieldNamesDuration = metrics.NewSummary(`vl_http_request_duration_seconds{path="/select/logsql/field_names"}`)
-
-	logsqlFieldValuesRequests = metrics.NewCounter(`vl_http_requests_total{path="/select/logsql/field_values"}`)
-	logsqlFieldValuesDuration = metrics.NewSummary(`vl_http_request_duration_seconds{path="/select/logsql/field_values"}`)
-
-	logsqlHitsRequests = metrics.NewCounter(`vl_http_requests_total{path="/select/logsql/hits"}`)
-	logsqlHitsDuration = metrics.NewSummary(`vl_http_request_duration_seconds{path="/select/logsql/hits"}`)
-
-	logsqlQueryRequests = metrics.NewCounter(`vl_http_requests_total{path="/select/logsql/query"}`)
-	logsqlQueryDuration = metrics.NewSummary(`vl_http_request_duration_seconds{path="/select/logsql/query"}`)
-
-	logsqlStatsQueryRequests = metrics.NewCounter(`vl_http_requests_total{path="/select/logsql/stats_query"}`)
-	logsqlStatsQueryDuration = metrics.NewSummary(`vl_http_request_duration_seconds{path="/select/logsql/stats_query"}`)
-
-	logsqlStatsQueryRangeRequests = metrics.NewCounter(`vl_http_requests_total{path="/select/logsql/stats_query_range"}`)
-	logsqlStatsQueryRangeDuration = metrics.NewSummary(`vl_http_request_duration_seconds{path="/select/logsql/stats_query_range"}`)
-
-	logsqlStreamFieldNamesRequests = metrics.NewCounter(`vl_http_requests_total{path="/select/logsql/stream_field_names"}`)
-	logsqlStreamFieldNamesDuration = metrics.NewSummary(`vl_http_request_duration_seconds{path="/select/logsql/stream_field_names"}`)
-
+	logsqlFieldNamesRequests        = metrics.NewCounter(`vl_http_requests_total{path="/select/logsql/field_names"}`)
+	logsqlFieldValuesRequests       = metrics.NewCounter(`vl_http_requests_total{path="/select/logsql/field_values"}`)
+	logsqlHitsRequests              = metrics.NewCounter(`vl_http_requests_total{path="/select/logsql/hits"}`)
+	logsqlQueryRequests             = metrics.NewCounter(`vl_http_requests_total{path="/select/logsql/query"}`)
+	logsqlStreamFieldNamesRequests  = metrics.NewCounter(`vl_http_requests_total{path="/select/logsql/stream_field_names"}`)
 	logsqlStreamFieldValuesRequests = metrics.NewCounter(`vl_http_requests_total{path="/select/logsql/stream_field_values"}`)
-	logsqlStreamFieldValuesDuration = metrics.NewSummary(`vl_http_request_duration_seconds{path="/select/logsql/stream_field_values"}`)
-
-	logsqlStreamIDsRequests = metrics.NewCounter(`vl_http_requests_total{path="/select/logsql/stream_ids"}`)
-	logsqlStreamIDsDuration = metrics.NewSummary(`vl_http_request_duration_seconds{path="/select/logsql/stream_ids"}`)
-
-	logsqlStreamsRequests = metrics.NewCounter(`vl_http_requests_total{path="/select/logsql/streams"}`)
-	logsqlStreamsDuration = metrics.NewSummary(`vl_http_request_duration_seconds{path="/select/logsql/streams"}`)
-
-	// no need to track duration for tail requests, as they usually take long time
-	logsqlTailRequests = metrics.NewCounter(`vl_http_requests_total{path="/select/logsql/tail"}`)
+	logsqlStreamIDsRequests         = metrics.NewCounter(`vl_http_requests_total{path="/select/logsql/stream_ids"}`)
+	logsqlStreamsRequests           = metrics.NewCounter(`vl_http_requests_total{path="/select/logsql/streams"}`)
+	logsqlTailRequests              = metrics.NewCounter(`vl_http_requests_total{path="/select/logsql/tail"}`)
 )

app/vlselect/vmui/asset-manifest.json

@@ -0,0 +1,13 @@
+{
+  "files": {
+    "main.css": "./static/css/main.1041c3d4.css",
+    "main.js": "./static/js/main.8451d9b9.js",
+    "static/js/685.bebe1265.chunk.js": "./static/js/685.bebe1265.chunk.js",
+    "static/media/MetricsQL.md": "./static/media/MetricsQL.d46c42c8e891f06298c4.md",
+    "index.html": "./index.html"
+  },
+  "entrypoints": [
+    "static/css/main.1041c3d4.css",
+    "static/js/main.8451d9b9.js"
+  ]
+}

app/vlselect/vmui/assets/vendor-D1GxaB_c.css

@@ -1 +0,0 @@
-.uplot,.uplot *,.uplot *:before,.uplot *:after{box-sizing:border-box}.uplot{font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol,"Noto Color Emoji";line-height:1.5;width:min-content}.u-title{text-align:center;font-size:18px;font-weight:700}.u-wrap{position:relative;-webkit-user-select:none;user-select:none}.u-over,.u-under{position:absolute}.u-under{overflow:hidden}.uplot canvas{display:block;position:relative;width:100%;height:100%}.u-axis{position:absolute}.u-legend{font-size:14px;margin:auto;text-align:center}.u-inline{display:block}.u-inline *{display:inline-block}.u-inline tr{margin-right:16px}.u-legend th{font-weight:600}.u-legend th>*{vertical-align:middle;display:inline-block}.u-legend .u-marker{width:1em;height:1em;margin-right:4px;background-clip:padding-box!important}.u-inline.u-live th:after{content:":";vertical-align:middle}.u-inline:not(.u-live) .u-value{display:none}.u-series>*{padding:4px}.u-series th{cursor:pointer}.u-legend .u-off>*{opacity:.3}.u-select{background:#00000012;position:absolute;pointer-events:none}.u-cursor-x,.u-cursor-y{position:absolute;left:0;top:0;pointer-events:none;will-change:transform}.u-hz .u-cursor-x,.u-vt .u-cursor-y{height:100%;border-right:1px dashed #607D8B}.u-hz .u-cursor-y,.u-vt .u-cursor-x{width:100%;border-bottom:1px dashed #607D8B}.u-cursor-pt{position:absolute;top:0;left:0;border-radius:50%;border:0 solid;pointer-events:none;will-change:transform;background-clip:padding-box!important}.u-axis.u-off,.u-select.u-off,.u-cursor-x.u-off,.u-cursor-y.u-off,.u-cursor-pt.u-off{display:none}

app/vlselect/vmui/config.json

@@ -1,5 +0,0 @@
-{
-  "license": {
-    "type": "opensource"
-  }
-}

app/vlselect/vmui/favicon.svg

@@ -1 +0,0 @@
-<svg width="48" height="48" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M24.5475 0C10.3246.0265251 1.11379 3.06365 4.40623 6.10077c0 0 12.32997 11.23333 16.58217 14.84083.8131.6896 2.1728 1.1936 3.5191 1.2201h.1199c1.3463-.0265 2.706-.5305 3.5191-1.2201 4.2522-3.5942 16.5422-14.84083 16.5422-14.84083C48.0478 3.06365 38.8636.0265251 24.6674 0" fill="#020202"/><path d="M28.1579 27.0159c-.8131.6896-2.1728 1.1936-3.5191 1.2201h-.12c-1.3463-.0265-2.7059-.5305-3.519-1.2201-2.9725-2.5067-13.35639-11.87-17.26201-15.3979v5.4112c0 .5968.22661 1.3793.6265 1.7506C7.00358 21.1936 17.2675 30.5437 20.9731 33.6737c.8132.6896 2.1728 1.1936 3.5191 1.2201h.12c1.3463-.0265 2.7059-.5305 3.519-1.2201 3.679-3.13 13.9429-12.4536 16.6089-14.8939.4132-.3713.6265-1.1538.6265-1.7506V11.618c-3.9323 3.5411-14.3162 12.931-17.2354 15.3979h.0267Z" fill="#020202"/><path d="M28.1579 39.748c-.8131.6897-2.1728 1.1937-3.5191 1.2202h-.12c-1.3463-.0265-2.7059-.5305-3.519-1.2202-2.9725-2.4933-13.35639-11.8567-17.26201-15.3978v5.4111c0 .5969.22661 1.3793.6265 1.7507C7.00358 33.9258 17.2675 43.2759 20.9731 46.4058c.8132.6897 2.1728 1.1937 3.5191 1.2202h.12c1.3463-.0265 2.7059-.5305 3.519-1.2202 3.679-3.1299 13.9429-12.4535 16.6089-14.8938.4132-.3714.6265-1.1538.6265-1.7507v-5.4111c-3.9323 3.5411-14.3162 12.931-17.2354 15.3978h.0267Z" fill="#020202"/></svg>

app/vlselect/vmui/index.html

@@ -1,57 +1 @@
-<!DOCTYPE html>
-<html lang="en">
-<head>
-  <meta charset="utf-8"/>
-  <link rel="icon" href="./favicon.svg" />
-  <link rel="apple-touch-icon" href="./favicon.svg" />
-  <link rel="mask-icon" href="./favicon.svg" color="#000000">
-
-  <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=5"/>
-  <meta name="theme-color" content="#000000"/>
-  <meta name="description" content="Explore your log data with VictoriaLogs UI"/>
-  <!--
-    manifest.json provides metadata used when your web app is installed on a
-    user's mobile device or desktop. See https://developers.google.com/web/fundamentals/web-app-manifest/
-  -->
-  <link rel="manifest" href="./manifest.json"/>
-  <!--
-    Notice the use of in the tags above.
-    It will be replaced with the URL of the `public` folder during the build.
-    Only files inside the `public` folder can be referenced from the HTML.
-
-    Unlike "/favicon.ico" or "favicon.ico", "/favicon.ico" will
-    work correctly both with client-side routing and a non-root public URL.
-    Learn how to configure a non-root public URL by running `npm run build`.
-  -->
-  <title>UI for VictoriaLogs</title>
-
-  <meta name="twitter:card" content="summary">
-  <meta name="twitter:title" content="UI for VictoriaLogs">
-  <meta name="twitter:site" content="@https://victoriametrics.com/products/victorialogs/">
-  <meta name="twitter:description" content="Explore your log data with VictoriaLogs UI">
-  <meta name="twitter:image" content="./preview.jpg">
-
-  <meta property="og:type" content="website">
-  <meta property="og:title" content="UI for VictoriaLogs">
-  <meta property="og:url" content="https://victoriametrics.com/products/victorialogs/">
-  <meta property="og:description" content="Explore your log data with VictoriaLogs UI">
-  <script type="module" crossorigin src="./assets/index-BaRvaPfA.js"></script>
-  <link rel="modulepreload" crossorigin href="./assets/vendor-D8IJGiEn.js">
-  <link rel="stylesheet" crossorigin href="./assets/vendor-D1GxaB_c.css">
-  <link rel="stylesheet" crossorigin href="./assets/index-C85_NB5q.css">
-</head>
-<body>
-<noscript>You need to enable JavaScript to run this app.</noscript>
-<div id="root"></div>
-<!--
-  This HTML file is a template.
-  If you open it directly in the browser, you will see an empty page.
-
-  You can add webfonts, meta tags, or analytics to this file.
-  The build step will place the bundled scripts into the <body> tag.
-
-  To begin the development, run `npm start` or `yarn start`.
-  To create a production bundle, use `npm run build` or `yarn build`.
--->
-</body>
-</html>
+<!doctype html><html lang="en"><head><meta charset="utf-8"/><link rel="icon" href="./favicon.ico"/><meta name="viewport" content="width=device-width,initial-scale=1,maximum-scale=5"/><meta name="theme-color" content="#000000"/><meta name="description" content="UI for VictoriaMetrics"/><link rel="apple-touch-icon" href="./apple-touch-icon.png"/><link rel="icon" type="image/png" sizes="32x32" href="./favicon-32x32.png"><link rel="manifest" href="./manifest.json"/><title>VM UI</title><script src="./dashboards/index.js" type="module"></script><meta name="twitter:card" content="summary_large_image"><meta name="twitter:image" content="./preview.jpg"><meta name="twitter:title" content="UI for VictoriaMetrics"><meta name="twitter:description" content="Explore and troubleshoot your VictoriaMetrics data"><meta name="twitter:site" content="@VictoriaMetrics"><meta property="og:title" content="Metric explorer for VictoriaMetrics"><meta property="og:description" content="Explore and troubleshoot your VictoriaMetrics data"><meta property="og:image" content="./preview.jpg"><meta property="og:type" content="website"><script defer="defer" src="./static/js/main.8451d9b9.js"></script><link href="./static/css/main.1041c3d4.css" rel="stylesheet"></head><body><noscript>You need to enable JavaScript to run this app.</noscript><div id="root"></div></body></html>

app/vlselect/vmui/manifest.json

@@ -1,11 +1,16 @@
 {
-  "short_name": "vmui",
-  "name": "vmui",
+  "short_name": "Victoria Metrics UI",
+  "name": "Victoria Metrics UI is a metric explorer for Victoria Metrics",
   "icons": [
     {
-      "src": "favicon.svg",
-      "sizes": "any",
-      "type": "image/svg+xml"
+      "src": "favicon-32x32.png",
+      "sizes": "32x32",
+      "type": "image/png"
+    },
+    {
+      "src": "apple-touch-icon.png",
+      "type": "image/png",
+      "sizes": "192x192"
     }
   ],
   "start_url": ".",

app/vlselect/vmui/static/js/main.8451d9b9.js.LICENSE.txt

@@ -0,0 +1,38 @@
+/*!
+	Copyright (c) 2018 Jed Watson.
+	Licensed under the MIT License (MIT), see
+	http://jedwatson.github.io/classnames
+*/
+
+/**
+ * @remix-run/router v1.17.0
+ *
+ * Copyright (c) Remix Software Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE.md file in the root directory of this source tree.
+ *
+ * @license MIT
+ */
+
+/**
+ * React Router DOM v6.24.0
+ *
+ * Copyright (c) Remix Software Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE.md file in the root directory of this source tree.
+ *
+ * @license MIT
+ */
+
+/**
+ * React Router v6.24.0
+ *
+ * Copyright (c) Remix Software Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE.md file in the root directory of this source tree.
+ *
+ * @license MIT
+ */

app/vlstorage/main.go

@@ -10,23 +10,20 @@ import (
 
 	"github.com/VictoriaMetrics/metrics"
 
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlstorage/netinsert"
-	"github.com/VictoriaMetrics/VictoriaMetrics/app/vlstorage/netselect"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/flagutil"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/fs"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logger"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/promauth"
 )
 
 var (
-	retentionPeriod = flagutil.NewRetentionDuration("retentionPeriod", "7d", "Log entries with timestamps older than now-retentionPeriod are automatically deleted; "+
+	retentionPeriod = flagutil.NewDuration("retentionPeriod", "7d", "Log entries with timestamps older than now-retentionPeriod are automatically deleted; "+
 		"log entries with timestamps outside the retention are also rejected during data ingestion; the minimum supported retention is 1d (one day); "+
 		"see https://docs.victoriametrics.com/victorialogs/#retention ; see also -retention.maxDiskSpaceUsageBytes")
 	maxDiskSpaceUsageBytes = flagutil.NewBytes("retention.maxDiskSpaceUsageBytes", 0, "The maximum disk space usage at -storageDataPath before older per-day "+
 		"partitions are automatically dropped; see https://docs.victoriametrics.com/victorialogs/#retention-by-disk-space-usage ; see also -retentionPeriod")
-	futureRetention = flagutil.NewRetentionDuration("futureRetention", "2d", "Log entries with timestamps bigger than now+futureRetention are rejected during data ingestion; "+
+	futureRetention = flagutil.NewDuration("futureRetention", "2d", "Log entries with timestamps bigger than now+futureRetention are rejected during data ingestion; "+
 		"see https://docs.victoriametrics.com/victorialogs/#retention")
 	storageDataPath = flag.String("storageDataPath", "victoria-logs-data", "Path to directory where to store VictoriaLogs data; "+
 		"see https://docs.victoriametrics.com/victorialogs/#storage")
@@ -40,60 +37,14 @@ var (
 		"see https://docs.victoriametrics.com/victorialogs/data-ingestion/ ; see also -logNewStreams")
 	minFreeDiskSpaceBytes = flagutil.NewBytes("storage.minFreeDiskSpaceBytes", 10e6, "The minimum free disk space at -storageDataPath after which "+
 		"the storage stops accepting new data")
-
-	forceMergeAuthKey = flagutil.NewPassword("forceMergeAuthKey", "authKey, which must be passed in query string to /internal/force_merge . It overrides -httpAuth.* . "+
-		"See https://docs.victoriametrics.com/victorialogs/#forced-merge")
-	forceFlushAuthKey = flagutil.NewPassword("forceFlushAuthKey", "authKey, which must be passed in query string to /internal/force_flush . It overrides -httpAuth.* . "+
-		"See https://docs.victoriametrics.com/victorialogs/#forced-flush")
-
-	storageNodeAddrs = flagutil.NewArrayString("storageNode", "Comma-separated list of TCP addresses for storage nodes to route the ingested logs to and to send select queries to. "+
-		"If the list is empty, then the ingested logs are stored and queried locally from -storageDataPath")
-	insertConcurrency        = flag.Int("insert.concurrency", 2, "The average number of concurrent data ingestion requests, which can be sent to every -storageNode")
-	insertDisableCompression = flag.Bool("insert.disableCompression", false, "Whether to disable compression when sending the ingested data to -storageNode nodes. "+
-		"Disabled compression reduces CPU usage at the cost of higher network usage")
-	selectDisableCompression = flag.Bool("select.disableCompression", false, "Whether to disable compression for select query responses received from -storageNode nodes. "+
-		"Disabled compression reduces CPU usage at the cost of higher network usage")
-
-	storageNodeUsername     = flagutil.NewArrayString("storageNode.username", "Optional basic auth username to use for the corresponding -storageNode")
-	storageNodePassword     = flagutil.NewArrayString("storageNode.password", "Optional basic auth password to use for the corresponding -storageNode")
-	storageNodePasswordFile = flagutil.NewArrayString("storageNode.passwordFile", "Optional path to basic auth password to use for the corresponding -storageNode. "+
-		"The file is re-read every second")
-	storageNodeBearerToken     = flagutil.NewArrayString("storageNode.bearerToken", "Optional bearer auth token to use for the corresponding -storageNode")
-	storageNodeBearerTokenFile = flagutil.NewArrayString("storageNode.bearerTokenFile", "Optional path to bearer token file to use for the corresponding -storageNode. "+
-		"The token is re-read from the file every second")
-
-	storageNodeTLS = flagutil.NewArrayBool("storageNode.tls", "Whether to use TLS (HTTPS) protocol for communicating with the corresponding -storageNode. "+
-		"By default communication is performed via HTTP")
-	storageNodeTLSCAFile = flagutil.NewArrayString("storageNode.tlsCAFile", "Optional path to TLS CA file to use for verifying connections to the corresponding -storageNode. "+
-		"By default, system CA is used")
-	storageNodeTLSCertFile = flagutil.NewArrayString("storageNode.tlsCertFile", "Optional path to client-side TLS certificate file to use when connecting "+
-		"to the corresponding -storageNode")
-	storageNodeTLSKeyFile    = flagutil.NewArrayString("storageNode.tlsKeyFile", "Optional path to client-side TLS certificate key to use when connecting to the corresponding -storageNode")
-	storageNodeTLSServerName = flagutil.NewArrayString("storageNode.tlsServerName", "Optional TLS server name to use for connections to the corresponding -storageNode. "+
-		"By default, the server name from -storageNode is used")
-	storageNodeTLSInsecureSkipVerify = flagutil.NewArrayBool("storageNode.tlsInsecureSkipVerify", "Whether to skip tls verification when connecting to the corresponding -storageNode")
 )
 
-var localStorage *logstorage.Storage
-var localStorageMetrics *metrics.Set
-
-var netstorageInsert *netinsert.Storage
-var netstorageSelect *netselect.Storage
-
 // Init initializes vlstorage.
 //
 // Stop must be called when vlstorage is no longer needed
 func Init() {
-	if len(*storageNodeAddrs) == 0 {
-		initLocalStorage()
-	} else {
-		initNetworkStorage()
-	}
-}
-
-func initLocalStorage() {
-	if localStorage != nil {
-		logger.Panicf("BUG: initLocalStorage() has been already called")
+	if strg != nil {
+		logger.Panicf("BUG: Init() has been already called")
 	}
 
 	if retentionPeriod.Duration() < 24*time.Hour {
@@ -110,157 +61,38 @@ func initLocalStorage() {
 	}
 	logger.Infof("opening storage at -storageDataPath=%s", *storageDataPath)
 	startTime := time.Now()
-	localStorage = logstorage.MustOpenStorage(*storageDataPath, cfg)
+	strg = logstorage.MustOpenStorage(*storageDataPath, cfg)
 
 	var ss logstorage.StorageStats
-	localStorage.UpdateStats(&ss)
+	strg.UpdateStats(&ss)
 	logger.Infof("successfully opened storage in %.3f seconds; smallParts: %d; bigParts: %d; smallPartBlocks: %d; bigPartBlocks: %d; smallPartRows: %d; bigPartRows: %d; "+
 		"smallPartSize: %d bytes; bigPartSize: %d bytes",
 		time.Since(startTime).Seconds(), ss.SmallParts, ss.BigParts, ss.SmallPartBlocks, ss.BigPartBlocks, ss.SmallPartRowsCount, ss.BigPartRowsCount,
 		ss.CompressedSmallPartSize, ss.CompressedBigPartSize)
 
-	// register local storage metrics
-	localStorageMetrics = metrics.NewSet()
-	localStorageMetrics.RegisterMetricsWriter(func(w io.Writer) {
-		writeStorageMetrics(w, localStorage)
+	// register storage metrics
+	storageMetrics = metrics.NewSet()
+	storageMetrics.RegisterMetricsWriter(func(w io.Writer) {
+		writeStorageMetrics(w, strg)
 	})
-	metrics.RegisterSet(localStorageMetrics)
-}
-
-func initNetworkStorage() {
-	if netstorageInsert != nil || netstorageSelect != nil {
-		logger.Panicf("BUG: initNetworkStorage() has been already called")
-	}
-
-	authCfgs := make([]*promauth.Config, len(*storageNodeAddrs))
-	isTLSs := make([]bool, len(*storageNodeAddrs))
-	for i := range authCfgs {
-		authCfgs[i] = newAuthConfigForStorageNode(i)
-		isTLSs[i] = storageNodeTLS.GetOptionalArg(i)
-	}
-
-	logger.Infof("starting insert service for nodes %s", *storageNodeAddrs)
-	netstorageInsert = netinsert.NewStorage(*storageNodeAddrs, authCfgs, isTLSs, *insertConcurrency, *insertDisableCompression)
-
-	logger.Infof("initializing select service for nodes %s", *storageNodeAddrs)
-	netstorageSelect = netselect.NewStorage(*storageNodeAddrs, authCfgs, isTLSs, *selectDisableCompression)
-
-	logger.Infof("initialized all the network services")
-}
-
-func newAuthConfigForStorageNode(argIdx int) *promauth.Config {
-	username := storageNodeUsername.GetOptionalArg(argIdx)
-	password := storageNodePassword.GetOptionalArg(argIdx)
-	passwordFile := storageNodePasswordFile.GetOptionalArg(argIdx)
-	var basicAuthCfg *promauth.BasicAuthConfig
-	if username != "" || password != "" || passwordFile != "" {
-		basicAuthCfg = &promauth.BasicAuthConfig{
-			Username:     username,
-			Password:     promauth.NewSecret(password),
-			PasswordFile: passwordFile,
-		}
-	}
-
-	token := storageNodeBearerToken.GetOptionalArg(argIdx)
-	tokenFile := storageNodeBearerTokenFile.GetOptionalArg(argIdx)
-
-	tlsCfg := &promauth.TLSConfig{
-		CAFile:             storageNodeTLSCAFile.GetOptionalArg(argIdx),
-		CertFile:           storageNodeTLSCertFile.GetOptionalArg(argIdx),
-		KeyFile:            storageNodeTLSKeyFile.GetOptionalArg(argIdx),
-		ServerName:         storageNodeTLSServerName.GetOptionalArg(argIdx),
-		InsecureSkipVerify: storageNodeTLSInsecureSkipVerify.GetOptionalArg(argIdx),
-	}
-
-	opts := &promauth.Options{
-		BasicAuth:       basicAuthCfg,
-		BearerToken:     token,
-		BearerTokenFile: tokenFile,
-		TLSConfig:       tlsCfg,
-	}
-	ac, err := opts.NewConfig()
-	if err != nil {
-		logger.Panicf("FATAL: cannot populate auth config for storage node #%d: %s", argIdx, err)
-	}
-
-	return ac
+	metrics.RegisterSet(storageMetrics)
 }
 
 // Stop stops vlstorage.
 func Stop() {
-	if localStorage != nil {
-		metrics.UnregisterSet(localStorageMetrics, true)
-		localStorageMetrics = nil
+	metrics.UnregisterSet(storageMetrics, true)
+	storageMetrics = nil
 
-		localStorage.MustClose()
-		localStorage = nil
-	} else {
-		netstorageInsert.MustStop()
-		netstorageInsert = nil
-
-		netstorageSelect.MustStop()
-		netstorageSelect = nil
-	}
+	strg.MustClose()
+	strg = nil
 }
 
-// RequestHandler is a storage request handler.
-func RequestHandler(w http.ResponseWriter, r *http.Request) bool {
-	path := r.URL.Path
-	switch path {
-	case "/internal/force_merge":
-		return processForceMerge(w, r)
-	case "/internal/force_flush":
-		return processForceFlush(w, r)
-	}
-	return false
-}
+var strg *logstorage.Storage
+var storageMetrics *metrics.Set
 
-func processForceMerge(w http.ResponseWriter, r *http.Request) bool {
-	if localStorage == nil {
-		// Force merge isn't supported by non-local storage
-		return false
-	}
-
-	if !httpserver.CheckAuthFlag(w, r, forceMergeAuthKey) {
-		return true
-	}
-
-	// Run force merge in background
-	partitionNamePrefix := r.FormValue("partition_prefix")
-	go func() {
-		activeForceMerges.Inc()
-		defer activeForceMerges.Dec()
-		logger.Infof("forced merge for partition_prefix=%q has been started", partitionNamePrefix)
-		startTime := time.Now()
-		localStorage.MustForceMerge(partitionNamePrefix)
-		logger.Infof("forced merge for partition_prefix=%q has been successfully finished in %.3f seconds", partitionNamePrefix, time.Since(startTime).Seconds())
-	}()
-	return true
-}
-
-func processForceFlush(w http.ResponseWriter, r *http.Request) bool {
-	if localStorage == nil {
-		// Force merge isn't supported by non-local storage
-		return false
-	}
-
-	if !httpserver.CheckAuthFlag(w, r, forceFlushAuthKey) {
-		return true
-	}
-
-	logger.Infof("flushing storage to make pending data available for reading")
-	localStorage.DebugFlush()
-	return true
-}
-
-// CanWriteData returns non-nil error if it cannot write data to vlstorage
+// CanWriteData returns non-nil error if it cannot write data to vlstorage.
 func CanWriteData() error {
-	if localStorage == nil {
-		// The data can be always written in non-local mode.
-		return nil
-	}
-
-	if localStorage.IsReadOnly() {
+	if strg.IsReadOnly() {
 		return &httpserver.ErrorWithStatusCode{
 			Err: fmt.Errorf("cannot add rows into storage in read-only mode; the storage can be in read-only mode "+
 				"because of lack of free disk space at -storageDataPath=%s", *storageDataPath),
@@ -274,77 +106,50 @@ func CanWriteData() error {
 //
 // It is advised to call CanWriteData() before calling MustAddRows()
 func MustAddRows(lr *logstorage.LogRows) {
-	if localStorage != nil {
-		// Store lr in the local storage.
-		localStorage.MustAddRows(lr)
-	} else {
-		// Store lr across the remote storage nodes.
-		lr.ForEachRow(netstorageInsert.AddRow)
-	}
+	strg.MustAddRows(lr)
 }
 
 // RunQuery runs the given q and calls writeBlock for the returned data blocks
-func RunQuery(ctx context.Context, tenantIDs []logstorage.TenantID, q *logstorage.Query, writeBlock logstorage.WriteDataBlockFunc) error {
-	if localStorage != nil {
-		return localStorage.RunQuery(ctx, tenantIDs, q, writeBlock)
-	}
-	return netstorageSelect.RunQuery(ctx, tenantIDs, q, writeBlock)
+func RunQuery(ctx context.Context, tenantIDs []logstorage.TenantID, q *logstorage.Query, writeBlock logstorage.WriteBlockFunc) error {
+	return strg.RunQuery(ctx, tenantIDs, q, writeBlock)
 }
 
 // GetFieldNames executes q and returns field names seen in results.
 func GetFieldNames(ctx context.Context, tenantIDs []logstorage.TenantID, q *logstorage.Query) ([]logstorage.ValueWithHits, error) {
-	if localStorage != nil {
-		return localStorage.GetFieldNames(ctx, tenantIDs, q)
-	}
-	return netstorageSelect.GetFieldNames(ctx, tenantIDs, q)
+	return strg.GetFieldNames(ctx, tenantIDs, q)
 }
 
 // GetFieldValues executes q and returns unique values for the fieldName seen in results.
 //
 // If limit > 0, then up to limit unique values are returned.
 func GetFieldValues(ctx context.Context, tenantIDs []logstorage.TenantID, q *logstorage.Query, fieldName string, limit uint64) ([]logstorage.ValueWithHits, error) {
-	if localStorage != nil {
-		return localStorage.GetFieldValues(ctx, tenantIDs, q, fieldName, limit)
-	}
-	return netstorageSelect.GetFieldValues(ctx, tenantIDs, q, fieldName, limit)
+	return strg.GetFieldValues(ctx, tenantIDs, q, fieldName, limit)
 }
 
 // GetStreamFieldNames executes q and returns stream field names seen in results.
 func GetStreamFieldNames(ctx context.Context, tenantIDs []logstorage.TenantID, q *logstorage.Query) ([]logstorage.ValueWithHits, error) {
-	if localStorage != nil {
-		return localStorage.GetStreamFieldNames(ctx, tenantIDs, q)
-	}
-	return netstorageSelect.GetStreamFieldNames(ctx, tenantIDs, q)
+	return strg.GetStreamFieldNames(ctx, tenantIDs, q)
 }
 
 // GetStreamFieldValues executes q and returns stream field values for the given fieldName seen in results.
 //
 // If limit > 0, then up to limit unique stream field values are returned.
 func GetStreamFieldValues(ctx context.Context, tenantIDs []logstorage.TenantID, q *logstorage.Query, fieldName string, limit uint64) ([]logstorage.ValueWithHits, error) {
-	if localStorage != nil {
-		return localStorage.GetStreamFieldValues(ctx, tenantIDs, q, fieldName, limit)
-	}
-	return netstorageSelect.GetStreamFieldValues(ctx, tenantIDs, q, fieldName, limit)
+	return strg.GetStreamFieldValues(ctx, tenantIDs, q, fieldName, limit)
 }
 
 // GetStreams executes q and returns streams seen in query results.
 //
 // If limit > 0, then up to limit unique streams are returned.
 func GetStreams(ctx context.Context, tenantIDs []logstorage.TenantID, q *logstorage.Query, limit uint64) ([]logstorage.ValueWithHits, error) {
-	if localStorage != nil {
-		return localStorage.GetStreams(ctx, tenantIDs, q, limit)
-	}
-	return netstorageSelect.GetStreams(ctx, tenantIDs, q, limit)
+	return strg.GetStreams(ctx, tenantIDs, q, limit)
 }
 
 // GetStreamIDs executes q and returns streamIDs seen in query results.
 //
 // If limit > 0, then up to limit unique streamIDs are returned.
 func GetStreamIDs(ctx context.Context, tenantIDs []logstorage.TenantID, q *logstorage.Query, limit uint64) ([]logstorage.ValueWithHits, error) {
-	if localStorage != nil {
-		return localStorage.GetStreamIDs(ctx, tenantIDs, q, limit)
-	}
-	return netstorageSelect.GetStreamIDs(ctx, tenantIDs, q, limit)
+	return strg.GetStreamIDs(ctx, tenantIDs, q, limit)
 }
 
 func writeStorageMetrics(w io.Writer, strg *logstorage.Storage) {
@@ -400,5 +205,3 @@ func writeStorageMetrics(w io.Writer, strg *logstorage.Storage) {
 	metrics.WriteCounterUint64(w, `vl_rows_dropped_total{reason="too_big_timestamp"}`, ss.RowsDroppedTooBigTimestamp)
 	metrics.WriteCounterUint64(w, `vl_rows_dropped_total{reason="too_small_timestamp"}`, ss.RowsDroppedTooSmallTimestamp)
 }
-
-var activeForceMerges = metrics.NewCounter("vl_active_force_merges")

app/vlstorage/netinsert/netinsert.go

@@ -1,369 +0,0 @@
-package netinsert
-
-import (
-	"errors"
-	"fmt"
-	"io"
-	"net/http"
-	"net/url"
-	"sync"
-	"sync/atomic"
-	"time"
-
-	"github.com/valyala/fastrand"
-
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/bytesutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/contextutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/encoding/zstd"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/fasttime"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/httputil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logger"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/promauth"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/timerpool"
-)
-
-// the maximum size of a single data block sent to storage node.
-const maxInsertBlockSize = 2 * 1024 * 1024
-
-// ProtocolVersion is the version of the data ingestion protocol.
-//
-// It must be changed every time the data encoding at /internal/insert HTTP endpoint is changed.
-const ProtocolVersion = "v1"
-
-// Storage is a network storage for sending data to remote storage nodes in the cluster.
-type Storage struct {
-	sns []*storageNode
-
-	disableCompression bool
-
-	srt *streamRowsTracker
-
-	pendingDataBuffers chan *bytesutil.ByteBuffer
-
-	stopCh chan struct{}
-	wg     sync.WaitGroup
-}
-
-type storageNode struct {
-	// scheme is http or https scheme to communicate with addr
-	scheme string
-
-	// addr is TCP address of storage node to send the ingested data to
-	addr string
-
-	// s is a storage, which holds the given storageNode
-	s *Storage
-
-	// c is an http client used for sending data blocks to addr.
-	c *http.Client
-
-	// ac is auth config used for setting request headers such as Authorization and Host.
-	ac *promauth.Config
-
-	// pendingData contains pending data, which must be sent to the storage node at the addr.
-	pendingDataMu        sync.Mutex
-	pendingData          *bytesutil.ByteBuffer
-	pendingDataLastFlush time.Time
-
-	// the unix timestamp until the storageNode is disabled for data writing.
-	disabledUntil atomic.Uint64
-}
-
-func newStorageNode(s *Storage, addr string, ac *promauth.Config, isTLS bool) *storageNode {
-	tr := httputil.NewTransport(false, "vlinsert_backend")
-	tr.TLSHandshakeTimeout = 20 * time.Second
-	tr.DisableCompression = true
-
-	scheme := "http"
-	if isTLS {
-		scheme = "https"
-	}
-
-	sn := &storageNode{
-		scheme: scheme,
-		addr:   addr,
-		s:      s,
-		c: &http.Client{
-			Transport: ac.NewRoundTripper(tr),
-		},
-		ac: ac,
-
-		pendingData: &bytesutil.ByteBuffer{},
-	}
-
-	s.wg.Add(1)
-	go func() {
-		defer s.wg.Done()
-		sn.backgroundFlusher()
-	}()
-
-	return sn
-}
-
-func (sn *storageNode) backgroundFlusher() {
-	t := time.NewTicker(time.Second)
-	defer t.Stop()
-
-	for {
-		select {
-		case <-sn.s.stopCh:
-			return
-		case <-t.C:
-			sn.flushPendingData()
-		}
-	}
-}
-
-func (sn *storageNode) flushPendingData() {
-	sn.pendingDataMu.Lock()
-	if time.Since(sn.pendingDataLastFlush) < time.Second {
-		// nothing to flush
-		sn.pendingDataMu.Unlock()
-		return
-	}
-
-	pendingData := sn.grabPendingDataForFlushLocked()
-	sn.pendingDataMu.Unlock()
-
-	sn.mustSendInsertRequest(pendingData)
-}
-
-func (sn *storageNode) addRow(r *logstorage.InsertRow) {
-	bb := bbPool.Get()
-	b := bb.B
-
-	b = r.Marshal(b)
-
-	if len(b) > maxInsertBlockSize {
-		logger.Warnf("skipping too long log entry, since its length exceeds %d bytes; the actual log entry length is %d bytes; log entry contents: %s", maxInsertBlockSize, len(b), b)
-		return
-	}
-
-	var pendingData *bytesutil.ByteBuffer
-	sn.pendingDataMu.Lock()
-	if sn.pendingData.Len()+len(b) > maxInsertBlockSize {
-		pendingData = sn.grabPendingDataForFlushLocked()
-	}
-	sn.pendingData.MustWrite(b)
-	sn.pendingDataMu.Unlock()
-
-	bb.B = b
-	bbPool.Put(bb)
-
-	if pendingData != nil {
-		sn.mustSendInsertRequest(pendingData)
-	}
-}
-
-var bbPool bytesutil.ByteBufferPool
-
-func (sn *storageNode) grabPendingDataForFlushLocked() *bytesutil.ByteBuffer {
-	sn.pendingDataLastFlush = time.Now()
-	pendingData := sn.pendingData
-	sn.pendingData = <-sn.s.pendingDataBuffers
-
-	return pendingData
-}
-
-func (sn *storageNode) mustSendInsertRequest(pendingData *bytesutil.ByteBuffer) {
-	defer func() {
-		pendingData.Reset()
-		sn.s.pendingDataBuffers <- pendingData
-	}()
-
-	err := sn.sendInsertRequest(pendingData)
-	if err == nil {
-		return
-	}
-
-	if !errors.Is(err, errTemporarilyDisabled) {
-		logger.Warnf("%s; re-routing the data block to the remaining nodes", err)
-	}
-	for !sn.s.sendInsertRequestToAnyNode(pendingData) {
-		logger.Errorf("cannot send pending data to all storage nodes, since all of them are unavailable; re-trying to send the data in a second")
-
-		t := timerpool.Get(time.Second)
-		select {
-		case <-sn.s.stopCh:
-			timerpool.Put(t)
-			logger.Errorf("dropping %d bytes of data, since there are no available storage nodes", pendingData.Len())
-			return
-		case <-t.C:
-			timerpool.Put(t)
-		}
-	}
-}
-
-func (sn *storageNode) sendInsertRequest(pendingData *bytesutil.ByteBuffer) error {
-	dataLen := pendingData.Len()
-	if dataLen == 0 {
-		// Nothing to send.
-		return nil
-	}
-
-	if sn.disabledUntil.Load() > fasttime.UnixTimestamp() {
-		return errTemporarilyDisabled
-	}
-
-	ctx, cancel := contextutil.NewStopChanContext(sn.s.stopCh)
-	defer cancel()
-
-	var body io.Reader
-	if !sn.s.disableCompression {
-		bb := zstdBufPool.Get()
-		defer zstdBufPool.Put(bb)
-
-		bb.B = zstd.CompressLevel(bb.B[:0], pendingData.B, 1)
-		body = bb.NewReader()
-	} else {
-		body = pendingData.NewReader()
-	}
-
-	reqURL := sn.getRequestURL("/internal/insert")
-	req, err := http.NewRequestWithContext(ctx, "POST", reqURL, body)
-	if err != nil {
-		logger.Panicf("BUG: unexpected error when creating an http request: %s", err)
-	}
-	req.Header.Set("Content-Type", "application/octet-stream")
-	if !sn.s.disableCompression {
-		req.Header.Set("Content-Encoding", "zstd")
-	}
-	if err := sn.ac.SetHeaders(req, true); err != nil {
-		return fmt.Errorf("cannot set auth headers for %q: %w", reqURL, err)
-	}
-
-	resp, err := sn.c.Do(req)
-	if err != nil {
-		// Disable sn for data writing for 10 seconds.
-		sn.disabledUntil.Store(fasttime.UnixTimestamp() + 10)
-
-		return fmt.Errorf("cannot send data block with the length %d to %q: %s", pendingData.Len(), reqURL, err)
-	}
-	defer resp.Body.Close()
-
-	if resp.StatusCode/100 == 2 {
-		return nil
-	}
-
-	respBody, err := io.ReadAll(resp.Body)
-	if err != nil {
-		respBody = []byte(fmt.Sprintf("%s", err))
-	}
-
-	// Disable sn for data writing for 10 seconds.
-	sn.disabledUntil.Store(fasttime.UnixTimestamp() + 10)
-
-	return fmt.Errorf("unexpected status code returned when sending data block to %q: %d; want 2xx; response body: %q", reqURL, resp.StatusCode, respBody)
-}
-
-func (sn *storageNode) getRequestURL(path string) string {
-	return fmt.Sprintf("%s://%s%s?version=%s", sn.scheme, sn.addr, path, url.QueryEscape(ProtocolVersion))
-}
-
-var zstdBufPool bytesutil.ByteBufferPool
-
-// NewStorage returns new Storage for the given addrs with the given authCfgs.
-//
-// The concurrency is the average number of concurrent connections per every addr.
-//
-// If disableCompression is set, then the data is sent uncompressed to the remote storage.
-//
-// Call MustStop on the returned storage when it is no longer needed.
-func NewStorage(addrs []string, authCfgs []*promauth.Config, isTLSs []bool, concurrency int, disableCompression bool) *Storage {
-	pendingDataBuffers := make(chan *bytesutil.ByteBuffer, concurrency*len(addrs))
-	for i := 0; i < cap(pendingDataBuffers); i++ {
-		pendingDataBuffers <- &bytesutil.ByteBuffer{}
-	}
-
-	s := &Storage{
-		disableCompression: disableCompression,
-		pendingDataBuffers: pendingDataBuffers,
-		stopCh:             make(chan struct{}),
-	}
-
-	sns := make([]*storageNode, len(addrs))
-	for i, addr := range addrs {
-		sns[i] = newStorageNode(s, addr, authCfgs[i], isTLSs[i])
-	}
-	s.sns = sns
-
-	s.srt = newStreamRowsTracker(len(sns))
-
-	return s
-}
-
-// MustStop stops the s.
-func (s *Storage) MustStop() {
-	close(s.stopCh)
-	s.wg.Wait()
-	s.sns = nil
-}
-
-// AddRow adds the given log row into s.
-func (s *Storage) AddRow(streamHash uint64, r *logstorage.InsertRow) {
-	idx := s.srt.getNodeIdx(streamHash)
-	sn := s.sns[idx]
-	sn.addRow(r)
-}
-
-func (s *Storage) sendInsertRequestToAnyNode(pendingData *bytesutil.ByteBuffer) bool {
-	startIdx := int(fastrand.Uint32n(uint32(len(s.sns))))
-	for i := range s.sns {
-		idx := (startIdx + i) % len(s.sns)
-		sn := s.sns[idx]
-		err := sn.sendInsertRequest(pendingData)
-		if err == nil {
-			return true
-		}
-		if !errors.Is(err, errTemporarilyDisabled) {
-			logger.Warnf("cannot send pending data to the storage node %q: %s; trying to send it to another storage node", sn.addr, err)
-		}
-	}
-	return false
-}
-
-var errTemporarilyDisabled = fmt.Errorf("writing to the node is temporarily disabled")
-
-type streamRowsTracker struct {
-	mu sync.Mutex
-
-	nodesCount    int64
-	rowsPerStream map[uint64]uint64
-}
-
-func newStreamRowsTracker(nodesCount int) *streamRowsTracker {
-	return &streamRowsTracker{
-		nodesCount:    int64(nodesCount),
-		rowsPerStream: make(map[uint64]uint64),
-	}
-}
-
-func (srt *streamRowsTracker) getNodeIdx(streamHash uint64) uint64 {
-	if srt.nodesCount == 1 {
-		// Fast path for a single node.
-		return 0
-	}
-
-	srt.mu.Lock()
-	defer srt.mu.Unlock()
-
-	streamRows := srt.rowsPerStream[streamHash] + 1
-	srt.rowsPerStream[streamHash] = streamRows
-
-	if streamRows <= 1000 {
-		// Write the initial rows for the stream to a single storage node for better locality.
-		// This should work great for log streams containing small number of logs, since will be distributed
-		// evenly among available storage nodes because they have different streamHash.
-		return streamHash % uint64(srt.nodesCount)
-	}
-
-	// The log stream contains more than 1000 rows. Distribute them among storage nodes at random
-	// in order to improve query performance over this stream (the data for the log stream
-	// can be processed in parallel on all the storage nodes).
-	//
-	// The random distribution is preferred over round-robin distribution in order to avoid possible
-	// dependency between the order of the ingested logs and the number of storage nodes,
-	// which may lead to non-uniform distribution of logs among storage nodes.
-	return uint64(fastrand.Uint32n(uint32(srt.nodesCount)))
-}

app/vlstorage/netinsert/netinsert_test.go

@@ -1,57 +0,0 @@
-package netinsert
-
-import (
-	"fmt"
-	"math"
-	"math/rand"
-	"testing"
-
-	"github.com/cespare/xxhash/v2"
-)
-
-func TestStreamRowsTracker(t *testing.T) {
-	f := func(rowsCount, streamsCount, nodesCount int) {
-		t.Helper()
-
-		// generate stream hashes
-		streamHashes := make([]uint64, streamsCount)
-		for i := range streamHashes {
-			streamHashes[i] = xxhash.Sum64([]byte(fmt.Sprintf("stream %d.", i)))
-		}
-
-		srt := newStreamRowsTracker(nodesCount)
-
-		rng := rand.New(rand.NewSource(0))
-		rowsPerNode := make([]uint64, nodesCount)
-		for i := 0; i < rowsCount; i++ {
-			streamIdx := rng.Intn(streamsCount)
-			h := streamHashes[streamIdx]
-			nodeIdx := srt.getNodeIdx(h)
-			rowsPerNode[nodeIdx]++
-		}
-
-		// Verify that rows are uniformly distributed among nodes.
-		expectedRowsPerNode := float64(rowsCount) / float64(nodesCount)
-		for nodeIdx, nodeRows := range rowsPerNode {
-			if math.Abs(float64(nodeRows)-expectedRowsPerNode)/expectedRowsPerNode > 0.15 {
-				t.Fatalf("non-uniform distribution of rows among nodes; node %d has %d rows, while it must have %v rows; rowsPerNode=%d",
-					nodeIdx, nodeRows, expectedRowsPerNode, rowsPerNode)
-			}
-		}
-	}
-
-	rowsCount := 10000
-	streamsCount := 9
-	nodesCount := 2
-	f(rowsCount, streamsCount, nodesCount)
-
-	rowsCount = 10000
-	streamsCount = 100
-	nodesCount = 2
-	f(rowsCount, streamsCount, nodesCount)
-
-	rowsCount = 100000
-	streamsCount = 1000
-	nodesCount = 9
-	f(rowsCount, streamsCount, nodesCount)
-}

app/vlstorage/netselect/netselect.go

@@ -1,472 +0,0 @@
-package netselect
-
-import (
-	"context"
-	"errors"
-	"fmt"
-	"io"
-	"math"
-	"net/http"
-	"net/url"
-	"strings"
-	"sync"
-	"time"
-
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/bytesutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/contextutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/encoding"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/encoding/zstd"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/httputil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logger"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/promauth"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/slicesutil"
-)
-
-const (
-	// FieldNamesProtocolVersion is the version of the protocol used for /internal/select/field_names HTTP endpoint.
-	//
-	// It must be updated every time the protocol changes.
-	FieldNamesProtocolVersion = "v1"
-
-	// FieldValuesProtocolVersion is the version of the protocol used for /internal/select/field_values HTTP endpoint.
-	//
-	// It must be updated every time the protocol changes.
-	FieldValuesProtocolVersion = "v1"
-
-	// StreamFieldNamesProtocolVersion is the version of the protocol used for /internal/select/stream_field_names HTTP endpoint.
-	//
-	// It must be updated every time the protocol changes.
-	StreamFieldNamesProtocolVersion = "v1"
-
-	// StreamFieldValuesProtocolVersion is the version of the protocol used for /internal/select/stream_field_values HTTP endpoint.
-	//
-	// It must be updated every time the protocol changes.
-	StreamFieldValuesProtocolVersion = "v1"
-
-	// StreamsProtocolVersion is the version of the protocol used for /internal/select/streams HTTP endpoint.
-	//
-	// It must be updated every time the protocol changes.
-	StreamsProtocolVersion = "v1"
-
-	// StreamIDsProtocolVersion is the version of the protocol used for /internal/select/stream_ids HTTP endpoint.
-	//
-	// It must be updated every time the protocol changes.
-	StreamIDsProtocolVersion = "v1"
-
-	// QueryProtocolVersion is the version of the protocol used for /internal/select/query HTTP endpoint.
-	//
-	// It must be updated every time the protocol changes.
-	QueryProtocolVersion = "v1"
-)
-
-// Storage is a network storage for querying remote storage nodes in the cluster.
-type Storage struct {
-	sns []*storageNode
-
-	disableCompression bool
-}
-
-type storageNode struct {
-	// scheme is http or https scheme to communicate with addr
-	scheme string
-
-	// addr is TCP address of the storage node to query
-	addr string
-
-	// s is a storage, which holds the given storageNode
-	s *Storage
-
-	// c is an http client used for querying storage node at addr.
-	c *http.Client
-
-	// ac is auth config used for setting request headers such as Authorization and Host.
-	ac *promauth.Config
-}
-
-func newStorageNode(s *Storage, addr string, ac *promauth.Config, isTLS bool) *storageNode {
-	tr := httputil.NewTransport(false, "vlselect_backend")
-	tr.TLSHandshakeTimeout = 20 * time.Second
-	tr.DisableCompression = true
-
-	scheme := "http"
-	if isTLS {
-		scheme = "https"
-	}
-
-	sn := &storageNode{
-		scheme: scheme,
-		addr:   addr,
-		s:      s,
-		c: &http.Client{
-			Transport: ac.NewRoundTripper(tr),
-		},
-		ac: ac,
-	}
-	return sn
-}
-
-func (sn *storageNode) runQuery(ctx context.Context, tenantIDs []logstorage.TenantID, q *logstorage.Query, processBlock func(db *logstorage.DataBlock)) error {
-	args := sn.getCommonArgs(QueryProtocolVersion, tenantIDs, q)
-
-	reqURL := sn.getRequestURL("/internal/select/query", args)
-	req, err := http.NewRequestWithContext(ctx, "GET", reqURL, nil)
-	if err != nil {
-		logger.Panicf("BUG: unexpected error when creating a request: %s", err)
-	}
-	if err := sn.ac.SetHeaders(req, true); err != nil {
-		return fmt.Errorf("cannot set auth headers for %q: %w", reqURL, err)
-	}
-
-	// send the request to the storage node
-	resp, err := sn.c.Do(req)
-	if err != nil {
-		return err
-	}
-	defer resp.Body.Close()
-
-	if resp.StatusCode != http.StatusOK {
-		responseBody, err := io.ReadAll(resp.Body)
-		if err != nil {
-			responseBody = []byte(err.Error())
-		}
-		return fmt.Errorf("unexpected status code for the request to %q: %d; want %d; response: %q", reqURL, resp.StatusCode, http.StatusOK, responseBody)
-	}
-
-	// read the response
-	var dataLenBuf [8]byte
-	var buf []byte
-	var db logstorage.DataBlock
-	var valuesBuf []string
-	for {
-		if _, err := io.ReadFull(resp.Body, dataLenBuf[:]); err != nil {
-			if errors.Is(err, io.EOF) {
-				// The end of response stream
-				return nil
-			}
-			return fmt.Errorf("cannot read block size from %q: %w", reqURL, err)
-		}
-		blockLen := encoding.UnmarshalUint64(dataLenBuf[:])
-		if blockLen > math.MaxInt {
-			return fmt.Errorf("too big data block: %d bytes; mustn't exceed %v bytes", blockLen, math.MaxInt)
-		}
-
-		buf = slicesutil.SetLength(buf, int(blockLen))
-		if _, err := io.ReadFull(resp.Body, buf); err != nil {
-			return fmt.Errorf("cannot read block with size of %d bytes from %q: %w", blockLen, reqURL, err)
-		}
-
-		src := buf
-		if !sn.s.disableCompression {
-			bufLen := len(buf)
-			var err error
-			buf, err = zstd.Decompress(buf, buf)
-			if err != nil {
-				return fmt.Errorf("cannot decompress data block: %w", err)
-			}
-			src = buf[bufLen:]
-		}
-
-		for len(src) > 0 {
-			tail, vb, err := db.UnmarshalInplace(src, valuesBuf[:0])
-			if err != nil {
-				return fmt.Errorf("cannot unmarshal data block received from %q: %w", reqURL, err)
-			}
-			valuesBuf = vb
-			src = tail
-
-			processBlock(&db)
-
-			clear(valuesBuf)
-		}
-	}
-}
-
-func (sn *storageNode) getFieldNames(ctx context.Context, tenantIDs []logstorage.TenantID, q *logstorage.Query) ([]logstorage.ValueWithHits, error) {
-	args := sn.getCommonArgs(FieldNamesProtocolVersion, tenantIDs, q)
-
-	return sn.getValuesWithHits(ctx, "/internal/select/field_names", args)
-}
-
-func (sn *storageNode) getFieldValues(ctx context.Context, tenantIDs []logstorage.TenantID, q *logstorage.Query, fieldName string, limit uint64) ([]logstorage.ValueWithHits, error) {
-	args := sn.getCommonArgs(FieldValuesProtocolVersion, tenantIDs, q)
-	args.Set("field", fieldName)
-	args.Set("limit", fmt.Sprintf("%d", limit))
-
-	return sn.getValuesWithHits(ctx, "/internal/select/field_values", args)
-}
-
-func (sn *storageNode) getStreamFieldNames(ctx context.Context, tenantIDs []logstorage.TenantID, q *logstorage.Query) ([]logstorage.ValueWithHits, error) {
-	args := sn.getCommonArgs(StreamFieldNamesProtocolVersion, tenantIDs, q)
-
-	return sn.getValuesWithHits(ctx, "/internal/select/stream_field_names", args)
-}
-
-func (sn *storageNode) getStreamFieldValues(ctx context.Context, tenantIDs []logstorage.TenantID, q *logstorage.Query, fieldName string, limit uint64) ([]logstorage.ValueWithHits, error) {
-	args := sn.getCommonArgs(StreamFieldValuesProtocolVersion, tenantIDs, q)
-	args.Set("field", fieldName)
-	args.Set("limit", fmt.Sprintf("%d", limit))
-
-	return sn.getValuesWithHits(ctx, "/internal/select/stream_field_values", args)
-}
-
-func (sn *storageNode) getStreams(ctx context.Context, tenantIDs []logstorage.TenantID, q *logstorage.Query, limit uint64) ([]logstorage.ValueWithHits, error) {
-	args := sn.getCommonArgs(StreamsProtocolVersion, tenantIDs, q)
-	args.Set("limit", fmt.Sprintf("%d", limit))
-
-	return sn.getValuesWithHits(ctx, "/internal/select/streams", args)
-}
-
-func (sn *storageNode) getStreamIDs(ctx context.Context, tenantIDs []logstorage.TenantID, q *logstorage.Query, limit uint64) ([]logstorage.ValueWithHits, error) {
-	args := sn.getCommonArgs(StreamIDsProtocolVersion, tenantIDs, q)
-	args.Set("limit", fmt.Sprintf("%d", limit))
-
-	return sn.getValuesWithHits(ctx, "/internal/select/stream_ids", args)
-}
-
-func (sn *storageNode) getCommonArgs(version string, tenantIDs []logstorage.TenantID, q *logstorage.Query) url.Values {
-	args := url.Values{}
-	args.Set("version", version)
-	args.Set("tenant_ids", string(logstorage.MarshalTenantIDs(nil, tenantIDs)))
-	args.Set("query", q.String())
-	args.Set("timestamp", fmt.Sprintf("%d", q.GetTimestamp()))
-	args.Set("disable_compression", fmt.Sprintf("%v", sn.s.disableCompression))
-	return args
-}
-
-func (sn *storageNode) getValuesWithHits(ctx context.Context, path string, args url.Values) ([]logstorage.ValueWithHits, error) {
-	data, err := sn.executeRequestAt(ctx, path, args)
-	if err != nil {
-		return nil, err
-	}
-	return unmarshalValuesWithHits(data)
-}
-
-func (sn *storageNode) executeRequestAt(ctx context.Context, path string, args url.Values) ([]byte, error) {
-	reqURL := sn.getRequestURL(path, args)
-	req, err := http.NewRequestWithContext(ctx, "GET", reqURL, nil)
-	if err != nil {
-		logger.Panicf("BUG: unexpected error when creating a request: %s", err)
-	}
-	if err := sn.ac.SetHeaders(req, true); err != nil {
-		return nil, fmt.Errorf("cannot set auth headers for %q: %w", reqURL, err)
-	}
-
-	// send the request to the storage node
-	resp, err := sn.c.Do(req)
-	if err != nil {
-		return nil, err
-	}
-	defer resp.Body.Close()
-
-	if resp.StatusCode != http.StatusOK {
-		responseBody, err := io.ReadAll(resp.Body)
-		if err != nil {
-			responseBody = []byte(err.Error())
-		}
-		return nil, fmt.Errorf("unexpected status code for the request to %q: %d; want %d; response: %q", reqURL, resp.StatusCode, http.StatusOK, responseBody)
-	}
-
-	// read the response
-	var bb bytesutil.ByteBuffer
-	if _, err := bb.ReadFrom(resp.Body); err != nil {
-		return nil, fmt.Errorf("cannot read response from %q: %w", reqURL, err)
-	}
-
-	if sn.s.disableCompression {
-		return bb.B, nil
-	}
-
-	bbLen := len(bb.B)
-	bb.B, err = zstd.Decompress(bb.B, bb.B)
-	if err != nil {
-		return nil, err
-	}
-	return bb.B[bbLen:], nil
-}
-
-func (sn *storageNode) getRequestURL(path string, args url.Values) string {
-	return fmt.Sprintf("%s://%s%s?%s", sn.scheme, sn.addr, path, args.Encode())
-}
-
-// NewStorage returns new Storage for the given addrs and the given authCfgs.
-//
-// If disableCompression is set, then uncompressed responses are received from storage nodes.
-//
-// Call MustStop on the returned storage when it is no longer needed.
-func NewStorage(addrs []string, authCfgs []*promauth.Config, isTLSs []bool, disableCompression bool) *Storage {
-	s := &Storage{
-		disableCompression: disableCompression,
-	}
-
-	sns := make([]*storageNode, len(addrs))
-	for i, addr := range addrs {
-		sns[i] = newStorageNode(s, addr, authCfgs[i], isTLSs[i])
-	}
-	s.sns = sns
-
-	return s
-}
-
-// MustStop stops the s.
-func (s *Storage) MustStop() {
-	s.sns = nil
-}
-
-// RunQuery runs the given q and calls writeBlock for the returned data blocks
-func (s *Storage) RunQuery(ctx context.Context, tenantIDs []logstorage.TenantID, q *logstorage.Query, writeBlock logstorage.WriteDataBlockFunc) error {
-	nqr, err := logstorage.NewNetQueryRunner(ctx, tenantIDs, q, s.RunQuery, writeBlock)
-	if err != nil {
-		return err
-	}
-
-	search := func(stopCh <-chan struct{}, q *logstorage.Query, writeBlock logstorage.WriteDataBlockFunc) error {
-		return s.runQuery(stopCh, tenantIDs, q, writeBlock)
-	}
-
-	concurrency := q.GetConcurrency()
-	return nqr.Run(ctx, concurrency, search)
-}
-
-func (s *Storage) runQuery(stopCh <-chan struct{}, tenantIDs []logstorage.TenantID, q *logstorage.Query, writeBlock logstorage.WriteDataBlockFunc) error {
-	ctxWithCancel, cancel := contextutil.NewStopChanContext(stopCh)
-	defer cancel()
-
-	errs := make([]error, len(s.sns))
-
-	var wg sync.WaitGroup
-	for i := range s.sns {
-		wg.Add(1)
-		go func(nodeIdx int) {
-			defer wg.Done()
-			sn := s.sns[nodeIdx]
-			err := sn.runQuery(ctxWithCancel, tenantIDs, q, func(db *logstorage.DataBlock) {
-				writeBlock(uint(nodeIdx), db)
-			})
-			if err != nil {
-				// Cancel the remaining parallel queries
-				cancel()
-			}
-
-			errs[nodeIdx] = err
-		}(i)
-	}
-	wg.Wait()
-
-	return getFirstNonCancelError(errs)
-}
-
-// GetFieldNames executes q and returns field names seen in results.
-func (s *Storage) GetFieldNames(ctx context.Context, tenantIDs []logstorage.TenantID, q *logstorage.Query) ([]logstorage.ValueWithHits, error) {
-	return s.getValuesWithHits(ctx, 0, false, func(ctx context.Context, sn *storageNode) ([]logstorage.ValueWithHits, error) {
-		return sn.getFieldNames(ctx, tenantIDs, q)
-	})
-}
-
-// GetFieldValues executes q and returns unique values for the fieldName seen in results.
-//
-// If limit > 0, then up to limit unique values are returned.
-func (s *Storage) GetFieldValues(ctx context.Context, tenantIDs []logstorage.TenantID, q *logstorage.Query, fieldName string, limit uint64) ([]logstorage.ValueWithHits, error) {
-	return s.getValuesWithHits(ctx, limit, true, func(ctx context.Context, sn *storageNode) ([]logstorage.ValueWithHits, error) {
-		return sn.getFieldValues(ctx, tenantIDs, q, fieldName, limit)
-	})
-}
-
-// GetStreamFieldNames executes q and returns stream field names seen in results.
-func (s *Storage) GetStreamFieldNames(ctx context.Context, tenantIDs []logstorage.TenantID, q *logstorage.Query) ([]logstorage.ValueWithHits, error) {
-	return s.getValuesWithHits(ctx, 0, false, func(ctx context.Context, sn *storageNode) ([]logstorage.ValueWithHits, error) {
-		return sn.getStreamFieldNames(ctx, tenantIDs, q)
-	})
-}
-
-// GetStreamFieldValues executes q and returns stream field values for the given fieldName seen in results.
-//
-// If limit > 0, then up to limit unique stream field values are returned.
-func (s *Storage) GetStreamFieldValues(ctx context.Context, tenantIDs []logstorage.TenantID, q *logstorage.Query, fieldName string, limit uint64) ([]logstorage.ValueWithHits, error) {
-	return s.getValuesWithHits(ctx, limit, true, func(ctx context.Context, sn *storageNode) ([]logstorage.ValueWithHits, error) {
-		return sn.getStreamFieldValues(ctx, tenantIDs, q, fieldName, limit)
-	})
-}
-
-// GetStreams executes q and returns streams seen in query results.
-//
-// If limit > 0, then up to limit unique streams are returned.
-func (s *Storage) GetStreams(ctx context.Context, tenantIDs []logstorage.TenantID, q *logstorage.Query, limit uint64) ([]logstorage.ValueWithHits, error) {
-	return s.getValuesWithHits(ctx, limit, true, func(ctx context.Context, sn *storageNode) ([]logstorage.ValueWithHits, error) {
-		return sn.getStreams(ctx, tenantIDs, q, limit)
-	})
-}
-
-// GetStreamIDs executes q and returns streamIDs seen in query results.
-//
-// If limit > 0, then up to limit unique streamIDs are returned.
-func (s *Storage) GetStreamIDs(ctx context.Context, tenantIDs []logstorage.TenantID, q *logstorage.Query, limit uint64) ([]logstorage.ValueWithHits, error) {
-	return s.getValuesWithHits(ctx, limit, true, func(ctx context.Context, sn *storageNode) ([]logstorage.ValueWithHits, error) {
-		return sn.getStreamIDs(ctx, tenantIDs, q, limit)
-	})
-}
-
-func (s *Storage) getValuesWithHits(ctx context.Context, limit uint64, resetHitsOnLimitExceeded bool,
-	callback func(ctx context.Context, sn *storageNode) ([]logstorage.ValueWithHits, error)) ([]logstorage.ValueWithHits, error) {
-
-	ctxWithCancel, cancel := context.WithCancel(ctx)
-	defer cancel()
-
-	results := make([][]logstorage.ValueWithHits, len(s.sns))
-	errs := make([]error, len(s.sns))
-
-	var wg sync.WaitGroup
-	for i := range s.sns {
-		wg.Add(1)
-		go func(nodeIdx int) {
-			defer wg.Done()
-
-			sn := s.sns[nodeIdx]
-			vhs, err := callback(ctxWithCancel, sn)
-			results[nodeIdx] = vhs
-			errs[nodeIdx] = err
-
-			if err != nil {
-				// Cancel the remaining parallel requests
-				cancel()
-			}
-		}(i)
-	}
-	wg.Wait()
-
-	if err := getFirstNonCancelError(errs); err != nil {
-		return nil, err
-	}
-
-	vhs := logstorage.MergeValuesWithHits(results, limit, resetHitsOnLimitExceeded)
-
-	return vhs, nil
-}
-
-func getFirstNonCancelError(errs []error) error {
-	for _, err := range errs {
-		if err != nil && !errors.Is(err, context.Canceled) {
-			return err
-		}
-	}
-	return nil
-}
-
-func unmarshalValuesWithHits(src []byte) ([]logstorage.ValueWithHits, error) {
-	var vhs []logstorage.ValueWithHits
-	for len(src) > 0 {
-		var vh logstorage.ValueWithHits
-		tail, err := vh.UnmarshalInplace(src)
-		if err != nil {
-			return nil, fmt.Errorf("cannot unmarshal ValueWithHits #%d: %w", len(vhs), err)
-		}
-		src = tail
-
-		// Clone vh.Value, since it points to src.
-		vh.Value = strings.Clone(vh.Value)
-
-		vhs = append(vhs, vh)
-	}
-
-	return vhs, nil
-}

app/vmagent/README.md

@@ -1,3 +1,3 @@
-See vmagent docs [here](https://docs.victoriametrics.com/victoriametrics/vmagent/).
+See vmagent docs [here](https://docs.victoriametrics.com/vmagent/).
 
-vmagent docs can be edited at [docs/vmagent.md](https://github.com/VictoriaMetrics/VictoriaMetrics/blob/master/docs/victoriametrics/vmagent.md).
+vmagent docs can be edited at [docs/vmagent.md](https://github.com/VictoriaMetrics/VictoriaMetrics/blob/master/docs/vmagent.md).

app/vmagent/csvimport/request_handler.go

@@ -7,9 +7,9 @@ import (
 	"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/remotewrite"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/auth"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/prompbmarshal"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/csvimport"
+	parserCommon "github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/common"
+	parser "github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/csvimport"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/csvimport/stream"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/protoparserutil"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/tenantmetrics"
 	"github.com/VictoriaMetrics/metrics"
 )
@@ -22,16 +22,16 @@ var (
 
 // InsertHandler processes csv data from req.
 func InsertHandler(at *auth.Token, req *http.Request) error {
-	extraLabels, err := protoparserutil.GetExtraLabels(req)
+	extraLabels, err := parserCommon.GetExtraLabels(req)
 	if err != nil {
 		return err
 	}
-	return stream.Parse(req, func(rows []csvimport.Row) error {
+	return stream.Parse(req, func(rows []parser.Row) error {
 		return insertRows(at, rows, extraLabels)
 	})
 }
 
-func insertRows(at *auth.Token, rows []csvimport.Row, extraLabels []prompbmarshal.Label) error {
+func insertRows(at *auth.Token, rows []parser.Row, extraLabels []prompbmarshal.Label) error {
 	ctx := common.GetPushCtx()
 	defer common.PutPushCtx(ctx)
 

app/vmagent/datadogsketches/request_handler.go

@@ -7,10 +7,10 @@ import (
 	"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/remotewrite"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/auth"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/prompbmarshal"
+	parserCommon "github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/common"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/datadogsketches"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/datadogsketches/stream"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/datadogutil"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/protoparserutil"
+	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/datadogutils"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/tenantmetrics"
 	"github.com/VictoriaMetrics/metrics"
 )
@@ -23,7 +23,7 @@ var (
 
 // InsertHandlerForHTTP processes remote write for DataDog POST /api/beta/sketches request.
 func InsertHandlerForHTTP(at *auth.Token, req *http.Request) error {
-	extraLabels, err := protoparserutil.GetExtraLabels(req)
+	extraLabels, err := parserCommon.GetExtraLabels(req)
 	if err != nil {
 		return err
 	}
@@ -56,7 +56,7 @@ func insertRows(at *auth.Token, sketches []*datadogsketches.Sketch, extraLabels
 				})
 			}
 			for _, tag := range sketch.Tags {
-				name, value := datadogutil.SplitTag(tag)
+				name, value := datadogutils.SplitTag(tag)
 				if name == "host" {
 					name = "exported_host"
 				}

app/vmagent/datadogv1/request_handler.go

@@ -7,10 +7,10 @@ import (
 	"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/remotewrite"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/auth"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/prompbmarshal"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/datadogutil"
+	parserCommon "github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/common"
+	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/datadogutils"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/datadogv1"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/datadogv1/stream"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/protoparserutil"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/tenantmetrics"
 	"github.com/VictoriaMetrics/metrics"
 )
@@ -23,7 +23,7 @@ var (
 
 // InsertHandlerForHTTP processes remote write for DataDog POST /api/v1/series request.
 func InsertHandlerForHTTP(at *auth.Token, req *http.Request) error {
-	extraLabels, err := protoparserutil.GetExtraLabels(req)
+	extraLabels, err := parserCommon.GetExtraLabels(req)
 	if err != nil {
 		return err
 	}
@@ -62,7 +62,7 @@ func insertRows(at *auth.Token, series []datadogv1.Series, extraLabels []prompbm
 			})
 		}
 		for _, tag := range ss.Tags {
-			name, value := datadogutil.SplitTag(tag)
+			name, value := datadogutils.SplitTag(tag)
 			if name == "host" {
 				name = "exported_host"
 			}

app/vmagent/datadogv2/request_handler.go

@@ -7,10 +7,10 @@ import (
 	"github.com/VictoriaMetrics/VictoriaMetrics/app/vmagent/remotewrite"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/auth"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/prompbmarshal"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/datadogutil"
+	parserCommon "github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/common"
+	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/datadogutils"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/datadogv2"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/datadogv2/stream"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/protoparserutil"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/tenantmetrics"
 	"github.com/VictoriaMetrics/metrics"
 )
@@ -25,7 +25,7 @@ var (
 //
 // See https://docs.datadoghq.com/api/latest/metrics/#submit-metrics
 func InsertHandlerForHTTP(at *auth.Token, req *http.Request) error {
-	extraLabels, err := protoparserutil.GetExtraLabels(req)
+	extraLabels, err := parserCommon.GetExtraLabels(req)
 	if err != nil {
 		return err
 	}
@@ -65,7 +65,7 @@ func insertRows(at *auth.Token, series []datadogv2.Series, extraLabels []prompbm
 			})
 		}
 		for _, tag := range ss.Tags {
-			name, value := datadogutil.SplitTag(tag)
+			name, value := datadogutils.SplitTag(tag)
 			if name == "host" {
 				name = "exported_host"
 			}

app/vmagent/deployment/Dockerfile

@@ -1,8 +1,8 @@
-ARG base_image=non-existing
+ARG base_image
 FROM $base_image
 
 EXPOSE 8429
 
 ENTRYPOINT ["/vmagent-prod"]
-ARG src_binary=non-existing
+ARG src_binary
 COPY $src_binary ./vmagent-prod

app/vmagent/graphite/request_handler.go

@@ -21,7 +21,7 @@ var (
 //
 // See https://graphite.readthedocs.io/en/latest/feeding-carbon.html#the-plaintext-protocol
 func InsertHandler(r io.Reader) error {
-	return stream.Parse(r, "", func(rows []parser.Row) error {
+	return stream.Parse(r, false, func(rows []parser.Row) error {
 		return insertRows(nil, rows)
 	})
 }

app/vmagent/influx/request_handler.go

@@ -12,9 +12,9 @@ import (
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/bytesutil"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/prompbmarshal"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/promrelabel"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/influx"
+	parserCommon "github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/common"
+	parser "github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/influx"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/influx/stream"
-	"github.com/VictoriaMetrics/VictoriaMetrics/lib/protoparser/protoparserutil"
 	"github.com/VictoriaMetrics/VictoriaMetrics/lib/tenantmetrics"
 	"github.com/VictoriaMetrics/metrics"
 )
@@ -35,8 +35,8 @@ var (
 // InsertHandlerForReader processes remote write for influx line protocol.
 //
 // See https://github.com/influxdata/telegraf/tree/master/plugins/inputs/socket_listener/
-func InsertHandlerForReader(at *auth.Token, r io.Reader, encoding string) error {
-	return stream.Parse(r, encoding, true, "", "", func(db string, rows []influx.Row) error {
+func InsertHandlerForReader(at *auth.Token, r io.Reader, isGzipped bool) error {
+	return stream.Parse(r, isGzipped, "", "", func(db string, rows []parser.Row) error {
 		return insertRows(at, db, rows, nil)
 	})
 }
@@ -45,22 +45,21 @@ func InsertHandlerForReader(at *auth.Token, r io.Reader, encoding string) error
 //
 // See https://github.com/influxdata/influxdb/blob/4cbdc197b8117fee648d62e2e5be75c6575352f0/tsdb/README.md
 func InsertHandlerForHTTP(at *auth.Token, req *http.Request) error {
-	extraLabels, err := protoparserutil.GetExtraLabels(req)
+	extraLabels, err := parserCommon.GetExtraLabels(req)
 	if err != nil {
 		return err
 	}
+	isGzipped := req.Header.Get("Content-Encoding") == "gzip"
 	q := req.URL.Query()
 	precision := q.Get("precision")
 	// Read db tag from https://docs.influxdata.com/influxdb/v1.7/tools/api/#write-http-endpoint
 	db := q.Get("db")
-	encoding := req.Header.Get("Content-Encoding")
-	isStreamMode := req.Header.Get("Stream-Mode") == "1"
-	return stream.Parse(req.Body, encoding, isStreamMode, precision, db, func(db string, rows []influx.Row) error {
+	return stream.Parse(req.Body, isGzipped, precision, db, func(db string, rows []parser.Row) error {
 		return insertRows(at, db, rows, extraLabels)
 	})
 }
 
-func insertRows(at *auth.Token, db string, rows []influx.Row, extraLabels []prompbmarshal.Label) error {
+func insertRows(at *auth.Token, db string, rows []parser.Row, extraLabels []prompbmarshal.Label) error {
 	ctx := getPushCtx()
 	defer putPushCtx(ctx)