annotate contrib/hg-ssh @ 29354:af849596752c

bookmarks: abort 'push -B .' when no active bookmark
author liscju <piotr.listkiewicz@gmail.com>
date Mon, 13 Jun 2016 23:50:26 +0200
parents 863075fd4cd0
children 77eaf9539499
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 #!/usr/bin/env python
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2 #
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3 # Copyright 2005-2007 by Intevation GmbH <intevation@intevation.de>
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4 #
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5 # Author(s):
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6 # Thomas Arendsen Hein <thomas@intevation.de>
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7 #
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8 # This software may be used and distributed according to the terms of the
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9 # GNU General Public License version 2 or any later version.
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10
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11 """
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12 hg-ssh - a wrapper for ssh access to a limited set of mercurial repos
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13
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14 To be used in ~/.ssh/authorized_keys with the "command" option, see sshd(8):
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15 command="hg-ssh path/to/repo1 /path/to/repo2 ~/repo3 ~user/repo4" ssh-dss ...
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16 (probably together with these other useful options:
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17 no-port-forwarding,no-X11-forwarding,no-agent-forwarding)
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18
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19 This allows pull/push over ssh from/to the repositories given as arguments.
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20
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21 If all your repositories are subdirectories of a common directory, you can
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22 allow shorter paths with:
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23 command="cd path/to/my/repositories && hg-ssh repo1 subdir/repo2"
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24
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25 You can use pattern matching of your normal shell, e.g.:
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26 command="cd repos && hg-ssh user/thomas/* projects/{mercurial,foo}"
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27
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28 You can also add a --read-only flag to allow read-only access to a key, e.g.:
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29 command="hg-ssh --read-only repos/*"
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30 """
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31
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32 # enable importing on demand to reduce startup time
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33 from mercurial import demandimport; demandimport.enable()
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34
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35 from mercurial import dispatch
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36
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37 import sys, os, shlex
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38
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39 def main():
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40 cwd = os.getcwd()
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41 readonly = False
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42 args = sys.argv[1:]
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43 while len(args):
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44 if args[0] == '--read-only':
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45 readonly = True
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46 args.pop(0)
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47 else:
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48 break
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49 allowed_paths = [os.path.normpath(os.path.join(cwd,
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50 os.path.expanduser(path)))
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51 for path in args]
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52 orig_cmd = os.getenv('SSH_ORIGINAL_COMMAND', '?')
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53 try:
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54 cmdargv = shlex.split(orig_cmd)
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55 except ValueError as e:
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56 sys.stderr.write('Illegal command "%s": %s\n' % (orig_cmd, e))
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57 sys.exit(255)
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58
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59 if cmdargv[:2] == ['hg', '-R'] and cmdargv[3:] == ['serve', '--stdio']:
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60 path = cmdargv[2]
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61 repo = os.path.normpath(os.path.join(cwd, os.path.expanduser(path)))
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62 if repo in allowed_paths:
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63 cmd = ['-R', repo, 'serve', '--stdio']
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64 if readonly:
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65 cmd += [
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66 '--config',
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67 'hooks.pretxnopen.hg-ssh=python:__main__.rejectpush',
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68 '--config',
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69 'hooks.prepushkey.hg-ssh=python:__main__.rejectpush'
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70 ]
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71 dispatch.dispatch(dispatch.request(cmd))
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72 else:
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73 sys.stderr.write('Illegal repository "%s"\n' % repo)
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74 sys.exit(255)
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75 else:
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76 sys.stderr.write('Illegal command "%s"\n' % orig_cmd)
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77 sys.exit(255)
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78
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79 def rejectpush(ui, **kwargs):
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80 ui.warn(("Permission denied\n"))
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81 # mercurial hooks use unix process conventions for hook return values
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82 # so a truthy return means failure
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83 return True
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84
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85 if __name__ == '__main__':
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86 main()