gitosis/run_hook.py


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"""
Perform gitosis actions for a git hook.
"""
 
import errno
import logging
import os
import sys
import shutil
 
from gitosis import repository
from gitosis import ssh
from gitosis import gitweb
from gitosis import gitdaemon
from gitosis import app
from gitosis import util
 
def post_update(cfg, git_dir):
    export = os.path.join(git_dir, 'gitosis-export')
    try:
        shutil.rmtree(export)
    except OSError, e:
        if e.errno == errno.ENOENT:
            pass
        else:
            raise
    repository.export(git_dir=git_dir, path=export)
    os.rename(
        os.path.join(export, 'gitosis.conf'),
        os.path.join(export, '..', 'gitosis.conf'),
        )
    # re-read config to get up-to-date settings 
    cfg.read(os.path.join(export, '..', 'gitosis.conf'))
    gitweb.set_descriptions(
        config=cfg,
        )
    generated = util.getGeneratedFilesDir(config=cfg)
    gitweb.generate_project_list(
        config=cfg,
        path=os.path.join(generated, 'projects.list'),
        )
    gitdaemon.set_export_ok(
        config=cfg,
        )
    authorized_keys = util.getSSHAuthorizedKeysPath(config=cfg)
    ssh.writeAuthorizedKeys(
        path=authorized_keys,
        keydir=os.path.join(export, 'keydir'),
        )
 
class Main(app.App):
    def create_parser(self):
        parser = super(Main, self).create_parser()
        parser.set_usage('%prog [OPTS] HOOK')
        parser.set_description(
            'Perform gitosis actions for a git hook')
        return parser
 
    def handle_args(self, parser, cfg, options, args):
        try:
            (hook,) = args
        except ValueError:
            parser.error('Missing argument HOOK.')
 
        log = logging.getLogger('gitosis.run_hook')
        os.umask(0022)
 
        git_dir = os.environ.get('GIT_DIR')
        if git_dir is None:
            log.error('Must have GIT_DIR set in enviroment')
            sys.exit(1)
 
        if hook == 'post-update':
            log.info('Running hook %s', hook)
            post_update(cfg, git_dir)
            log.info('Done.')
        else:
            log.warning('Ignoring unknown hook: %r', hook)