2
# IVLE - Informatics Virtual Learning Environment
3
# Copyright (C) 2007-2009 The University of Melbourne
5
# This program is free software; you can redistribute it and/or modify
6
# it under the terms of the GNU General Public License as published by
7
# the Free Software Foundation; either version 2 of the License, or
8
# (at your option) any later version.
10
# This program is distributed in the hope that it will be useful,
11
# but WITHOUT ANY WARRANTY; without even the implied warranty of
12
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13
# GNU General Public License for more details.
15
# You should have received a copy of the GNU General Public License
16
# along with this program; if not, write to the Free Software
17
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
19
"""Refresh parts of the filesystem that are generated from the database.
22
- missing user jails are created
23
- missing user and group Subversion repositories are created
24
- the Subversion password file is updated
25
- the Subversion authorisation files are rewritten
34
from ivle.config import Config
35
from ivle.database import get_store, ProjectGroup, User
40
format='%(asctime)s %(levelname)s %(message)s',
44
JUNK_DIRECTORY_SUFFIX = (
45
'-removed-%s' % datetime.datetime.now().strftime('%Y%m%d-%H%M%S'))
48
def get_junk_dir(path):
49
return os.path.normpath(path) + JUNK_DIRECTORY_SUFFIX
52
def junk(parent, name):
53
"""Move the named directory into a junk directory alongside the parent."""
54
if not os.path.exists(get_junk_dir(parent)):
55
os.makedirs(get_junk_dir(parent))
57
os.path.join(parent, name),
58
os.path.join(get_junk_dir(parent), name))
61
def refresh_filesystem(config, store):
62
active_users = store.find(User, state=u'enabled').order_by(User.login)
64
logging.info("Refreshing active user jails.")
65
for user in active_users:
66
ivle.makeuser.make_jail(user, config)
69
login for login in os.listdir(config['paths']['jails']['src'])
70
if not (login.startswith('__') and login.endswith('__')))
72
logging.info("Junking extra user jails...")
73
for jail in present_jails - set(user.login for user in active_users):
74
logging.info(' - %s' % jail)
75
junk(config['paths']['jails']['src'], jail)
77
repo_root = config['paths']['svn']['repo_path']
79
logging.info("Creating missing Subversion user repositories.")
80
present_user_repos = set(
81
login for login in os.listdir(os.path.join(repo_root, 'users')))
83
for repo in set(user.login for user in active_users) - present_user_repos:
84
logging.info(' - %s' % repo)
85
ivle.makeuser.make_svn_repo(
86
os.path.join(repo_root, 'users', repo), throw_on_error=True)
88
logging.info("Junking extra Subversion user repositories.")
89
for repo in present_user_repos - set(user.login for user in active_users):
90
logging.info(' - %s' % repo)
91
junk(os.path.join(repo_root, 'users'), repo)
94
logging.info("Creating missing Subversion group repositories.")
95
present_group_repos = set(
96
group for group in os.listdir(os.path.join(repo_root, 'groups')))
98
active_group_identifiers = set("_".join(
99
[group.project_set.offering.subject.short_name,
100
group.project_set.offering.semester.year,
101
group.project_set.offering.semester.url_name,
102
group.name]) for group in store.find(ProjectGroup))
104
for repo in active_group_identifiers - present_group_repos:
105
logging.info(' - %s' % repo)
106
ivle.makeuser.make_svn_repo(
107
os.path.join(repo_root, 'groups', repo), throw_on_error=True)
109
logging.info("Junking extra Subversion user repositories.")
110
for repo in present_group_repos - active_group_identifiers:
111
logging.info(' - %s' % repo)
112
junk(os.path.join(repo_root, 'groups'), repo)
115
logging.info("Rebuild Subversion password file.")
116
for user in store.find(User, state=u'enabled'):
117
ivle.makeuser.make_svn_auth(
118
store, user.login, config, throw_on_error=True)
119
logging.info("Rebuilding Subversion user configuration.")
120
ivle.makeuser.rebuild_svn_config(store, config)
121
logging.info("Rebuilding Subversion group configuration.")
122
ivle.makeuser.rebuild_svn_group_config(store, config)
125
if __name__ == '__main__':
127
store = get_store(config)
128
refresh_filesystem(config, store)