tolerate 'batch' systems that mess with stdin (#23596)
* tolerate 'batch' systems taht mess with stdin fixes #23541 * have pause on windows tolerate devnull * tuplie
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1ef2b6b302
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2 changed files with 22 additions and 17 deletions
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@ -68,21 +68,25 @@ class WorkerProcess(multiprocessing.Process):
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self._variable_manager = variable_manager
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self._shared_loader_obj = shared_loader_obj
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# dupe stdin, if we have one
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self._new_stdin = sys.stdin
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try:
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fileno = sys.stdin.fileno()
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if fileno is not None:
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try:
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self._new_stdin = os.fdopen(os.dup(fileno))
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except OSError:
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# couldn't dupe stdin, most likely because it's
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# not a valid file descriptor, so we just rely on
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# using the one that was passed in
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pass
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except (AttributeError, ValueError):
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# couldn't get stdin's fileno, so we just carry on
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pass
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if sys.stdin.isatty():
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# dupe stdin, if we have one
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self._new_stdin = sys.stdin
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try:
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fileno = sys.stdin.fileno()
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if fileno is not None:
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try:
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self._new_stdin = os.fdopen(os.dup(fileno))
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except OSError:
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# couldn't dupe stdin, most likely because it's
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# not a valid file descriptor, so we just rely on
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# using the one that was passed in
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pass
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except (AttributeError, ValueError):
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# couldn't get stdin's fileno, so we just carry on
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pass
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else:
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# set to /dev/null
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self._new_stdin = os.devnull
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def run(self):
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'''
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@ -125,8 +125,9 @@ class ActionModule(ActionBase):
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fd = None
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try:
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fd = self._connection._new_stdin.fileno()
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except ValueError:
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# someone is using a closed file descriptor as stdin
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except (ValueError, AttributeError):
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# ValueError: someone is using a closed file descriptor as stdin
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# AttributeError: someone is using a null file descriptor as stdin on windoez
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pass
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if fd is not None:
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if isatty(fd):
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