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[3.14] gh-132124: improve safety nets for creating AF_UNIX socket files (GH-134085) (#134447)

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gh-132124: improve safety nets for creating AF_UNIX socket files (GH-134085)

* ensure that we can create AF_UNIX socket files
* emit a warning if system-wide temporary directory is used
(cherry picked from commit 1a07a01014)

Co-authored-by: Bénédikt Tran <10796600+picnixz@users.noreply.github.com>
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Miss Islington (bot) 2025-05-21 19:36:32 +02:00 • committed by GitHub
parent df6d9e7fbd
commit f8ced87fa3
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4 changed files with 87 additions and 5 deletions
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Lib/multiprocessing/connection.py
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@ -76,7 +76,7 @@ def arbitrary_address(family):
if family == 'AF_INET':
return ('localhost', 0)
elif family == 'AF_UNIX':
return tempfile.mktemp(prefix='listener-', dir=util.get_temp_dir())
return tempfile.mktemp(prefix='sock-', dir=util.get_temp_dir())
elif family == 'AF_PIPE':
return tempfile.mktemp(prefix=r'\\.\pipe\pyc-%d-%d-' %
(os.getpid(), next(_mmap_counter)), dir="")