author | Brodie Rao <brodie@sf.io> |
Sat, 12 May 2012 15:56:23 +0200 | |
changeset 16684 | e617876fe82d |
parent 16607 | feb1fd2d13a9 |
child 16779 | 67bfe7f64e57 |
permissions | -rwxr-xr-x |
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#!/usr/bin/env python |
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# |
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# Copyright 2005-2007 by Intevation GmbH <intevation@intevation.de> |
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# |
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# Author(s): |
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# Thomas Arendsen Hein <thomas@intevation.de> |
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# |
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# This software may be used and distributed according to the terms of the |
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# GNU General Public License version 2 or any later version. |
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""" |
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hg-ssh - a wrapper for ssh access to a limited set of mercurial repos |
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To be used in ~/.ssh/authorized_keys with the "command" option, see sshd(8): |
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command="hg-ssh path/to/repo1 /path/to/repo2 ~/repo3 ~user/repo4" ssh-dss ... |
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(probably together with these other useful options: |
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no-port-forwarding,no-X11-forwarding,no-agent-forwarding) |
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hg-ssh: fix duplicate word in docstring
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This allows pull/push over ssh from/to the repositories given as arguments. |
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If all your repositories are subdirectories of a common directory, you can |
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allow shorter paths with: |
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command="cd path/to/my/repositories && hg-ssh repo1 subdir/repo2" |
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You can use pattern matching of your normal shell, e.g.: |
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command="cd repos && hg-ssh user/thomas/* projects/{mercurial,foo}" |
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""" |
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# enable importing on demand to reduce startup time |
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from mercurial import demandimport; demandimport.enable() |
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from mercurial import dispatch |
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hg-ssh: use shlex for shell-like parsing of SSH_ORIGINAL_COMMAND
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import sys, os, shlex |
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cwd = os.getcwd() |
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allowed_paths = [os.path.normpath(os.path.join(cwd, os.path.expanduser(path))) |
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for path in sys.argv[1:]] |
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orig_cmd = os.getenv('SSH_ORIGINAL_COMMAND', '?') |
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try: |
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cmdargv = shlex.split(orig_cmd) |
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except ValueError, e: |
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sys.stderr.write('Illegal command "%s": %s\n' % (orig_cmd, e)) |
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sys.exit(255) |
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if cmdargv[:2] == ['hg', '-R'] and cmdargv[3:] == ['serve', '--stdio']: |
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path = cmdargv[2] |
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repo = os.path.normpath(os.path.join(cwd, os.path.expanduser(path))) |
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if repo in allowed_paths: |
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hg-ssh: fix dispatch call to use dispatch.request()
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dispatch.dispatch(dispatch.request(['-R', repo, 'serve', '--stdio'])) |
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else: |
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sys.stderr.write('Illegal repository "%s"\n' % repo) |
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sys.exit(255) |
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else: |
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sys.stderr.write('Illegal command "%s"\n' % orig_cmd) |
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sys.exit(255) |
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