mirror of
https://github.com/GNS3/gns3-gui.git
synced 2026-05-17 00:46:01 +03:00
92 lines
2.8 KiB
Python
92 lines
2.8 KiB
Python
# -*- coding: utf-8 -*-
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#
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# Copyright (C) 2015 GNS3 Technologies Inc.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""
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Thread to run a command with administrator rights on Windows and wait for its completion.
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"""
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from ..utils import shlex_quote
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from ..qt import QtCore
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import logging
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log = logging.getLogger(__name__)
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class WaitForRunAsWorker(QtCore.QObject):
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"""
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Thread to wait for a command to be executed.
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:param command: command to execute (list)
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"""
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# signals to update the progress dialog.
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error = QtCore.Signal(str, bool)
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finished = QtCore.Signal()
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updated = QtCore.Signal(int)
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def __init__(self, command, timeout=300):
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super().__init__()
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self._is_running = False
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self._command = command
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self._timeout = timeout
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def run(self):
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"""
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Worker starting point.
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"""
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self._is_running = True
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import pywintypes
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import win32con
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import win32event
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import win32process
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from win32com.shell.shell import ShellExecuteEx
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from win32com.shell import shellcon
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program = '"%s"' % self._command[0]
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params = " ".join(['"%s"' % (x,) for x in self._command[1:]])
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try:
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process = ShellExecuteEx(nShow=win32con.SW_SHOWNORMAL,
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fMask=shellcon.SEE_MASK_NOCLOSEPROCESS,
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lpVerb="runas",
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lpFile=program,
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lpParameters=params)
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except pywintypes.error as e:
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command_string = " ".join(shlex_quote(s) for s in self._command)
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self.error.emit('Could not execute command "{}": {}'.format(command_string, e), True)
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return
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handle = process['hProcess']
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win32event.WaitForSingleObject(handle, self._timeout * 1000)
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return_code = win32process.GetExitCodeProcess(handle)
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if return_code != 0:
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self.error.emit("Return code is {}".format(return_code), True)
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else:
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self.finished.emit()
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def cancel(self):
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"""
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Cancel this worker.
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"""
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if not self:
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return
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self._is_running = False
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