Mercurial > hg
annotate contrib/hg-ssh @ 21788:c20843aee8a4
branch: add debug message for branch cache write failure
author | Matt Mackall <mpm@selenic.com> |
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date | Mon, 23 Jun 2014 13:46:42 -0500 |
parents | 1ba3e17186c8 |
children | 2b9cda9040f7 |
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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 |
10263 | 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, 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.prechangegroup.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() |