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Merge pull request #2731 from benoitc/daemonize-dev-null-stdin-inheritable

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Ensure fd 0 stdin </dev/null is always inheritable

Fixed #2727 .
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Brett Randall 2022-02-07 07:42:48 +11:00 committed by GitHub
commit 238de4e3cf
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THANKS
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@ -109,6 +109,7 @@ Kyle Mulka <repalviglator@yahoo.com>
Lars Hansson <romabysen@gmail.com>
Leonardo Santagada <santagada@gmail.com>
Levi Gross <levi@levigross.com>
licunlong <shenxiaogll@163.com>
Łukasz Kucharski <lkucharski@leon.pl>
Mahmoud Hashemi <mahmoudrhashemi@gmail.com>
Malthe Borch <mborch@gmail.com>

3
gunicorn/util.py
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@ -486,7 +486,10 @@ def daemonize(enable_stdio_inheritance=False):
closerange(0, 3)
fd_null = os.open(REDIRECT_TO, os.O_RDWR)
# PEP 446, make fd for /dev/null inheritable
os.set_inheritable(fd_null, True)
# expect fd_null to be always 0 here, but in-case not ...
if fd_null != 0:
os.dup2(fd_null, 0)