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annotate lib/localdisplay.py @ 1562:c2ed44ed1e3c dependabot/pip/service/collector/twisted-19.7.0

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Bump twisted from 19.2.0 to 19.7.0 in /service/collector Bumps [twisted](https://github.com/twisted/twisted) from 19.2.0 to 19.7.0. - [Release notes](https://github.com/twisted/twisted/releases) - [Changelog](https://github.com/twisted/twisted/blob/trunk/NEWS.rst) - [Commits](https://github.com/twisted/twisted/compare/twisted-19.2.0...twisted-19.7.0) Signed-off-by: dependabot[bot] <support@github.com>
author dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
date Fri, 14 Feb 2020 10:01:26 +0000
parents 6d67b23f3a75
children
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2d055bce2e60 Xorg display number fetcher for use by xidle and dpms
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1 import psutil, os
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2
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3 def setDisplayToLocalX():
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4 """
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5 set DISPLAY env var in this process to the id of the X process on localhost
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6
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7 I might need something like xauth merge /run/gdm/auth-for-gdm-xxxxxx/database too
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8 and this isn't automated yet
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9 """
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10 for pid in psutil.get_pid_list():
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11 try:
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12 proc = psutil.Process(pid)
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13 if proc.exe not in ['/usr/bin/Xorg', '/usr/bin/X', '/usr/bin/X11/X', '/usr/lib/xorg/Xorg']:
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14 continue
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15 except (psutil.error.AccessDenied, psutil.error.NoSuchProcess):
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16 continue
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17 argIter = iter(proc.cmdline)
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18 while True:
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19 arg = argIter.next()
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20 if arg in ['-background']:
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21 argIter.next()
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22 continue
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23 if arg in ['-nolisten']:
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24 continue
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25 if arg.startswith(':'):
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26 display = arg
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27 break
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28 if arg == 'tcp':
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29 display = ':0.0'
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30 break
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31
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32 assert display.startswith(':'), display
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33 os.environ['DISPLAY'] = display
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34 os.environ['XAUTHORITY'] = os.path.expanduser('~/.Xauthority')
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35 break
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36 else:
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37 raise ValueError("didn't find an Xorg process")