Add create_cgitrepos.py file

The create_cgitrepos.py is used to generate a cgitrepos config file
from projects.yaml for cgit to use.

Change-Id: I54e09634f1cbb7595d7db629ce7e16a883c5f5b6
Reviewed-on: https://review.openstack.org/35856
Reviewed-by: James E. Blair <corvus@inaugust.com>
Approved: Clark Boylan <clark.boylan@gmail.com>
Reviewed-by: Clark Boylan <clark.boylan@gmail.com>
Tested-by: Jenkins

jeepyb/cmd/create_cgitrepos.py

@@ -0,0 +1,58 @@
+#! /usr/bin/env python
+# Copyright (c) 2013 Hewlett-Packard Development Company, L.P.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+#
+# create_cgitrepos.py reads the project config file called projects.yaml
+# and generates a cgitrepos configuration file which is then copied to
+# the cgit server.
+
+import os
+import yaml
+
+
+PROJECTS_YAML = os.environ.get('PROJECTS_YAML',
+                               '/home/cgit/projects.yaml')
+CGIT_REPOS = os.environ.get('CGIT_REPOS',
+                            '/etc/cgitrepos')
+REPO_PATH = os.environ.get('REPO_PATH',
+                           '/var/lib/git')
+
+
+def main():
+    (defaults, config) = tuple(yaml.safe_load_all(open(PROJECTS_YAML)))
+    gitorgs = {}
+    names = set()
+    for entry in config:
+        (org, name) = entry['project'].split('/')
+        description = entry.get('description', name)
+        assert name not in names
+        names.add(name)
+        gitorgs.setdefault(org, []).append((name, description))
+    with open(CGIT_REPOS, 'w') as cgit_file:
+        cgit_file.write('# Autogenerated by create_cgitrepos.py\n')
+        for org in sorted(gitorgs):
+            cgit_file.write('\n')
+            cgit_file.write('section=%s\n' % (org))
+            projects = gitorgs[org]
+            projects.sort()
+            for (name, description) in projects:
+                cgit_file.write('\n')
+                cgit_file.write('repo.url=%s/%s\n' % (org, name))
+                cgit_file.write('repo.path=%s/%s/%s.git/\n' % (REPO_PATH,
+                                                               org, name))
+                cgit_file.write('repo.desc=%s\n' % (description))
+
+
+if __name__ == "__main__":
+    main()

setup.cfg

@@ -23,6 +23,7 @@ setup-hooks =
 [entry_points]
 console_scripts =
     close-pull-requests = jeepyb.cmd.close_pull_requests:main
+    create-cgitrepos = jeepyb.cmd.create_cgitrepos:main
     expire-old-reviews = jeepyb.cmd.expire_old_reviews:main
     fetch-remotes = jeepyb.cmd.fetch_remotes:main
     manage-projects = jeepyb.cmd.manage_projects:main