def _load(self):
directory = Directory()
with exceptions_screened():
self.users = directory.list_users(self.resource_group)
self.permissions = directory.list_permissions()
self.admins_group = directory.lookup_resourcegroup('admins')
self.admins_permission = {'description': 'Administrators',
'id': self.admins_group['gid'],
'name': self.admins_group['name']}
self.rg_info = directory.lookup_resourcegroup(self.resource_group)
class Mounts(object):
def __init__(self, box_server, resource_group):
self.box_server = box_server
self.resource_group = resource_group
self.d = Directory()
def __call__(self):
if not self.box_server:
print('No box server. Not configuring.')
return
with exceptions_screened():
self.users = self.d.list_users(os.environ.get('RESOURCE_GROUP'))
self.users = [u for u in self.users if u['class'] == 'human']
self.users.sort(key=lambda u: u['uid'])
self.ensure_symlinks()
changed = self.ensure_automap()
if changed:
subprocess.check_call(['/etc/init.d/autofs', 'restart'])
def ensure_symlink(self, user, box):
target = p.join('/mnt/autofs/box', user['uid'])
if p.islink(box) and os.readlink(box) == target:
return
if p.ismount(box):
print('Box {} is still mounted, unmounting'.format(box))
subprocess.check_call(['umount', box])
if p.isdir(box):
os.rmdir(box)
else:
try:
os.unlink(box)
except Exception:
pass
if not p.exists(box):
print('Symlinking {}'.format(box))
os.symlink(target, box)
def ensure_symlinks(self):
for user in self.users:
box = p.join(user['home_directory'], 'box')
self.ensure_symlink(user, box)
autofs_template = (
'{uid} -intr,soft,rsize=8192,wsize=8192 {server}:/srv/nfs/box/{uid}\n')
def ensure_automap(self):
fstab = ConfigFile('/etc/autofs/auto.box')
fstab.write('# Managed by localconfig-box-mounts. '
'Manual changes will be overwritten.\n')
for user in self.users:
fstab.write(
self.autofs_template.format(server=self.box_server,
uid=user['uid']))
return fstab.commit()
class Exports(object):
base = '/srv/nfs/box'
def __init__(self):
self.d = Directory()
def __call__(self):
with exceptions_screened():
self.users = self.d.list_users()
self.users = [u for u in self.users if u['class'] == 'human']
self.create_boxes()
def create_boxes(self):
for u in self.users:
box = p.join(self.base, u['uid'])
if not p.exists(box):
print("Creating {}".format(box))
os.mkdir(box)
os.chown(box, u['id'], u['gid'])
os.chmod(box, 0o755)