Mercurial > repos > guerler > springsuite

annotate planemo/lib/python3.7/site-packages/pip/_internal/utils/filesystem.py @ 1:56ad4e20f292 draft

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"planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
author guerler
date Fri, 31 Jul 2020 00:32:28 -0400
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56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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1 import os
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2 import os.path
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3
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4 from pip._internal.utils.compat import get_path_uid
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5
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6
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7 def check_path_owner(path):
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8 # type: (str) -> bool
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9 # If we don't have a way to check the effective uid of this process, then
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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10 # we'll just assume that we own the directory.
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11 if not hasattr(os, "geteuid"):
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12 return True
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13
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14 previous = None
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15 while path != previous:
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16 if os.path.lexists(path):
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17 # Check if path is writable by current user.
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18 if os.geteuid() == 0:
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19 # Special handling for root user in order to handle properly
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20 # cases where users use sudo without -H flag.
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21 try:
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22 path_uid = get_path_uid(path)
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23 except OSError:
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24 return False
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25 return path_uid == 0
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26 else:
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27 return os.access(path, os.W_OK)
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28 else:
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29 previous, path = path, os.path.dirname(path)
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30 return False # assume we don't own the path