From acf005ea3533d7fadac31ac8d3d68b455fd2d963 Mon Sep 17 00:00:00 2001
From: Tommi Virtanen <tv@eagain.net>
Date: Sat, 1 Sep 2007 18:23:26 -0700
Subject: Add gitosis-run-hook, to be run from git hooks.

Sadly, no unit tests on this level, for now.
---
 gitosis/run_hook.py | 93 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 93 insertions(+)
 create mode 100644 gitosis/run_hook.py

(limited to 'gitosis/run_hook.py')

diff --git a/gitosis/run_hook.py b/gitosis/run_hook.py
new file mode 100644
index 0000000..2bc4aaa
--- /dev/null
+++ b/gitosis/run_hook.py
@@ -0,0 +1,93 @@
+"""
+Perform gitosis actions for a git hook.
+"""
+
+import errno
+import logging
+import optparse
+import os
+import sys
+import shutil
+
+from ConfigParser import RawConfigParser
+
+from gitosis import repository
+from gitosis import ssh
+from gitosis import gitweb
+
+log = logging.getLogger('gitosis.run_hook')
+
+def die(msg):
+    log.error(msg)
+    sys.exit(1)
+
+def getParser():
+    parser = optparse.OptionParser(
+        usage='%prog HOOK',
+        description='Perform gitosis actions for a git hook',
+        )
+    parser.set_defaults(
+        config=os.path.expanduser('~/.gitosis.conf'),
+        )
+    parser.add_option('--config',
+                      metavar='FILE',
+                      help='read config from FILE',
+                      )
+    return parser
+
+def post_update(cfg):
+    try:
+        shutil.rmtree('gitosis-export')
+    except OSError, e:
+        if e.errno == errno.ENOENT:
+            pass
+        else:
+            raise
+    repository.export(git_dir='.', path='gitosis-export')
+    os.rename('gitosis-export/gitosis.conf', 'gitosis.conf')
+    gitweb.generate(config=cfg, path='projects.list')
+    ssh.writeAuthorizedKeys(
+        path=os.path.expanduser('~/.ssh/authorized_keys'),
+        keydir='gitosis-export/keydir',
+        )
+
+def main():
+    logging.basicConfig(level=logging.INFO)
+    os.umask(0022)
+
+    parser = getParser()
+    (options, args) = parser.parse_args()
+    try:
+        (hook,) = args
+    except ValueError:
+        parser.error('Missing argument HOOK.')
+
+    cfg = RawConfigParser()
+    try:
+        conffile = file(options.config)
+    except (IOError, OSError), e:
+        if e.errno == errno.ENOENT:
+            # not existing is ok
+            pass
+        else:
+            # I trust the exception has the path.
+            die("Unable to read config file: %s." % e)
+    else:
+        try:
+            cfg.readfp(conffile)
+        finally:
+            conffile.close()
+
+    git_dir = os.environ.get('GIT_DIR')
+    if git_dir is None:
+        die('Must have GIT_DIR set in enviroment.')
+    os.chdir(git_dir)
+    os.environ['GIT_DIR'] = '.'
+
+    if hook == 'post-update':
+        log.info('Running hook %s', hook)
+        post_update(cfg)
+        log.info('Done.')
+    else:
+        log.warning('Ignoring unknown hook: %r', hook)
+        return 0
-- 
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