Mercurial > hg > config
comparison python/sshdiff.py @ 141:c4aaaa6d9c13
add a program for diffing over ssh
author | Jeff Hammel <jhammel@mozilla.com> |
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date | Tue, 24 May 2011 21:50:39 -0700 |
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140:939ee1ab226a | 141:c4aaaa6d9c13 |
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1 #!/usr/bin/env python | |
2 | |
3 """ | |
4 diff files over ssh | |
5 """ | |
6 | |
7 import os | |
8 import subprocess | |
9 import sys | |
10 import tempfile | |
11 from optparse import OptionParser | |
12 | |
13 def main(args=sys.argv[1:]): | |
14 usage = "%prog host file" | |
15 parser = OptionParser(usage=usage, description=__doc__) | |
16 options, args = parser.parse_args(args) | |
17 try: | |
18 host, filename = args | |
19 except ValueError: | |
20 parser.print_usage() | |
21 parser.exit(1) | |
22 process = subprocess.Popen(["ssh", host, "cat", filename], stdout=subprocess.PIPE) | |
23 stdout, stderr = process.communicate() | |
24 fd, buffer = tempfile.mkstemp() | |
25 os.write(fd, stdout) | |
26 os.close(fd) | |
27 subprocess.call(['diff', os.path.join(os.environ['HOME'], filename), buffer]) | |
28 try: | |
29 os.remove(buffer) | |
30 except: | |
31 pass | |
32 | |
33 if __name__ == '__main__': | |
34 main() | |
35 |