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Backport PR #4720: never use ssh multiplexer in tunnels...
Backport PR #4720: never use ssh multiplexer in tunnels `ssh -f` is [broken in OpenSSH](https://bugzilla.mindrot.org/show_bug.cgi?id=1948) when a ControlMaster multiplexed connection is used. `-S none` disables the multiplexed connection. closes #4717

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writetofile.py
33 lines | 892 B | text/x-python | PythonLexer
#-----------------------------------------------------------------------------
# Copyright (C) 2012 The IPython Development Team
#
# Distributed under the terms of the BSD License. The full license is in
# the file COPYING, distributed as part of this software.
#-----------------------------------------------------------------------------
"""
Copy data from input file to output file for testing.
Command line usage:
python writetofile.py INPUT OUTPUT
Binary data from INPUT file is copied to OUTPUT file.
If INPUT is '-', stdin is used.
"""
if __name__ == '__main__':
import sys
from IPython.utils.py3compat import PY3
(inpath, outpath) = sys.argv[1:]
if inpath == '-':
if PY3:
infile = sys.stdin.buffer
else:
infile = sys.stdin
else:
infile = open(inpath, 'rb')
open(outpath, 'w+b').write(infile.read())