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# IVLE - Informatics Virtual Learning Environment
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# Copyright (C) 2007-2009 The University of Melbourne
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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"""Refresh parts of the filesystem that are generated from the database.
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- missing user jails are created
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- missing user and group Subversion repositories are created
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- the Subversion password file is updated
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- the Subversion authorisation files are rewritten
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from ivle.config import Config
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from ivle.database import get_store, ProjectGroup, User
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format='%(asctime)s %(levelname)s %(message)s',
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JUNK_DIRECTORY_SUFFIX = (
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'-removed-%s' % datetime.datetime.now().strftime('%Y%m%d-%H%M%S'))
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def get_junk_dir(path):
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return os.path.normpath(path) + JUNK_DIRECTORY_SUFFIX
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def junk(parent, name):
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"""Move the named directory into a junk directory alongside the parent."""
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if not os.path.exists(get_junk_dir(parent)):
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os.makedirs(get_junk_dir(parent))
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os.path.join(parent, name),
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os.path.join(get_junk_dir(parent), name))
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def refresh_filesystem(config, store):
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active_users = store.find(User, state=u'enabled').order_by(User.login)
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logging.info("Refreshing active user jails.")
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for user in active_users:
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ivle.makeuser.make_jail(user, config)
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login for login in os.listdir(config['paths']['jails']['src'])
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if not (login.startswith('__') and login.endswith('__')))
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logging.info("Junking extra user jails...")
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for jail in present_jails - set(user.login for user in active_users):
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logging.info(' - %s' % jail)
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junk(config['paths']['jails']['src'], jail)
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repo_root = config['paths']['svn']['repo_path']
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logging.info("Creating missing Subversion user repositories.")
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present_user_repos = set(
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login for login in os.listdir(os.path.join(repo_root, 'users')))
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for repo in set(user.login for user in active_users) - present_user_repos:
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logging.info(' - %s' % repo)
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ivle.makeuser.make_svn_repo(
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os.path.join(repo_root, 'users', repo), throw_on_error=True)
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logging.info("Junking extra Subversion user repositories.")
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for repo in present_user_repos - set(user.login for user in active_users):
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logging.info(' - %s' % repo)
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junk(os.path.join(repo_root, 'users'), repo)
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logging.info("Creating missing Subversion group repositories.")
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present_group_repos = set(
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group for group in os.listdir(os.path.join(repo_root, 'groups')))
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active_group_identifiers = set("_".join(
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[group.project_set.offering.subject.short_name,
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group.project_set.offering.semester.year,
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group.project_set.offering.semester.semester,
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group.name]) for group in store.find(ProjectGroup))
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for repo in active_group_identifiers - present_group_repos:
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logging.info(' - %s' % repo)
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ivle.makeuser.make_svn_repo(
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os.path.join(repo_root, 'groups', repo), throw_on_error=True)
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logging.info("Junking extra Subversion user repositories.")
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for repo in present_group_repos - active_group_identifiers:
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logging.info(' - %s' % repo)
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junk(os.path.join(repo_root, 'groups'), repo)
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logging.info("Rebuild Subversion password file.")
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for user in store.find(User, state=u'enabled'):
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ivle.makeuser.make_svn_auth(
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store, user.login, config, throw_on_error=True)
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logging.info("Rebuilding Subversion user configuration.")
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ivle.makeuser.rebuild_svn_config(store, config)
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logging.info("Rebuilding Subversion group configuration.")
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ivle.makeuser.rebuild_svn_group_config(store, config)
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if __name__ == '__main__':
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store = get_store(config)
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refresh_filesystem(config, store)