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py3: use pycompat.fsencode to convert path to bytes...
Pulkit Goyal -
r38121:666d90ac default
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@@ -1,96 +1,97 b''
1 #!/usr/bin/env python
1 #!/usr/bin/env python
2 #
2 #
3 # Copyright 2005-2007 by Intevation GmbH <intevation@intevation.de>
3 # Copyright 2005-2007 by Intevation GmbH <intevation@intevation.de>
4 #
4 #
5 # Author(s):
5 # Author(s):
6 # Thomas Arendsen Hein <thomas@intevation.de>
6 # Thomas Arendsen Hein <thomas@intevation.de>
7 #
7 #
8 # This software may be used and distributed according to the terms of the
8 # This software may be used and distributed according to the terms of the
9 # GNU General Public License version 2 or any later version.
9 # GNU General Public License version 2 or any later version.
10
10
11 """
11 """
12 hg-ssh - a wrapper for ssh access to a limited set of mercurial repos
12 hg-ssh - a wrapper for ssh access to a limited set of mercurial repos
13
13
14 To be used in ~/.ssh/authorized_keys with the "command" option, see sshd(8):
14 To be used in ~/.ssh/authorized_keys with the "command" option, see sshd(8):
15 command="hg-ssh path/to/repo1 /path/to/repo2 ~/repo3 ~user/repo4" ssh-dss ...
15 command="hg-ssh path/to/repo1 /path/to/repo2 ~/repo3 ~user/repo4" ssh-dss ...
16 (probably together with these other useful options:
16 (probably together with these other useful options:
17 no-port-forwarding,no-X11-forwarding,no-agent-forwarding)
17 no-port-forwarding,no-X11-forwarding,no-agent-forwarding)
18
18
19 This allows pull/push over ssh from/to the repositories given as arguments.
19 This allows pull/push over ssh from/to the repositories given as arguments.
20
20
21 If all your repositories are subdirectories of a common directory, you can
21 If all your repositories are subdirectories of a common directory, you can
22 allow shorter paths with:
22 allow shorter paths with:
23 command="cd path/to/my/repositories && hg-ssh repo1 subdir/repo2"
23 command="cd path/to/my/repositories && hg-ssh repo1 subdir/repo2"
24
24
25 You can use pattern matching of your normal shell, e.g.:
25 You can use pattern matching of your normal shell, e.g.:
26 command="cd repos && hg-ssh user/thomas/* projects/{mercurial,foo}"
26 command="cd repos && hg-ssh user/thomas/* projects/{mercurial,foo}"
27
27
28 You can also add a --read-only flag to allow read-only access to a key, e.g.:
28 You can also add a --read-only flag to allow read-only access to a key, e.g.:
29 command="hg-ssh --read-only repos/*"
29 command="hg-ssh --read-only repos/*"
30 """
30 """
31 from __future__ import absolute_import
31 from __future__ import absolute_import
32
32
33 import os
33 import os
34 import shlex
34 import shlex
35 import sys
35 import sys
36
36
37 # enable importing on demand to reduce startup time
37 # enable importing on demand to reduce startup time
38 import hgdemandimport ; hgdemandimport.enable()
38 import hgdemandimport ; hgdemandimport.enable()
39
39
40 from mercurial import (
40 from mercurial import (
41 dispatch,
41 dispatch,
42 pycompat,
42 ui as uimod,
43 ui as uimod,
43 )
44 )
44
45
45 def main():
46 def main():
46 # Prevent insertion/deletion of CRs
47 # Prevent insertion/deletion of CRs
47 dispatch.initstdio()
48 dispatch.initstdio()
48
49
49 cwd = os.getcwd()
50 cwd = os.getcwd()
50 readonly = False
51 readonly = False
51 args = sys.argv[1:]
52 args = sys.argv[1:]
52 while len(args):
53 while len(args):
53 if args[0] == '--read-only':
54 if args[0] == '--read-only':
54 readonly = True
55 readonly = True
55 args.pop(0)
56 args.pop(0)
56 else:
57 else:
57 break
58 break
58 allowed_paths = [os.path.normpath(os.path.join(cwd,
59 allowed_paths = [os.path.normpath(os.path.join(cwd,
59 os.path.expanduser(path)))
60 os.path.expanduser(path)))
60 for path in args]
61 for path in args]
61 orig_cmd = os.getenv('SSH_ORIGINAL_COMMAND', '?')
62 orig_cmd = os.getenv('SSH_ORIGINAL_COMMAND', '?')
62 try:
63 try:
63 cmdargv = shlex.split(orig_cmd)
64 cmdargv = shlex.split(orig_cmd)
64 except ValueError as e:
65 except ValueError as e:
65 sys.stderr.write('Illegal command "%s": %s\n' % (orig_cmd, e))
66 sys.stderr.write('Illegal command "%s": %s\n' % (orig_cmd, e))
66 sys.exit(255)
67 sys.exit(255)
67
68
68 if cmdargv[:2] == ['hg', '-R'] and cmdargv[3:] == ['serve', '--stdio']:
69 if cmdargv[:2] == ['hg', '-R'] and cmdargv[3:] == ['serve', '--stdio']:
69 path = cmdargv[2]
70 path = cmdargv[2]
70 repo = os.path.normpath(os.path.join(cwd, os.path.expanduser(path)))
71 repo = os.path.normpath(os.path.join(cwd, os.path.expanduser(path)))
71 if repo in allowed_paths:
72 if repo in allowed_paths:
72 cmd = [b'-R', repo, b'serve', b'--stdio']
73 cmd = [b'-R', pycompat.fsencode(repo), b'serve', b'--stdio']
73 req = dispatch.request(cmd)
74 req = dispatch.request(cmd)
74 if readonly:
75 if readonly:
75 if not req.ui:
76 if not req.ui:
76 req.ui = uimod.ui.load()
77 req.ui = uimod.ui.load()
77 req.ui.setconfig(b'hooks', b'pretxnopen.hg-ssh',
78 req.ui.setconfig(b'hooks', b'pretxnopen.hg-ssh',
78 b'python:__main__.rejectpush', b'hg-ssh')
79 b'python:__main__.rejectpush', b'hg-ssh')
79 req.ui.setconfig(b'hooks', b'prepushkey.hg-ssh',
80 req.ui.setconfig(b'hooks', b'prepushkey.hg-ssh',
80 b'python:__main__.rejectpush', b'hg-ssh')
81 b'python:__main__.rejectpush', b'hg-ssh')
81 dispatch.dispatch(req)
82 dispatch.dispatch(req)
82 else:
83 else:
83 sys.stderr.write('Illegal repository "%s"\n' % repo)
84 sys.stderr.write('Illegal repository "%s"\n' % repo)
84 sys.exit(255)
85 sys.exit(255)
85 else:
86 else:
86 sys.stderr.write('Illegal command "%s"\n' % orig_cmd)
87 sys.stderr.write('Illegal command "%s"\n' % orig_cmd)
87 sys.exit(255)
88 sys.exit(255)
88
89
89 def rejectpush(ui, **kwargs):
90 def rejectpush(ui, **kwargs):
90 ui.warn((b"Permission denied\n"))
91 ui.warn((b"Permission denied\n"))
91 # mercurial hooks use unix process conventions for hook return values
92 # mercurial hooks use unix process conventions for hook return values
92 # so a truthy return means failure
93 # so a truthy return means failure
93 return True
94 return True
94
95
95 if __name__ == '__main__':
96 if __name__ == '__main__':
96 main()
97 main()
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