hobo/hobo/multitenant/threads.py

55 lines
1.8 KiB
Python

# hobo - portal to configure and deploy applications
# Copyright (C) 2019 Entr'ouvert
#
# This program is free software: you can redistribute it and/or modify it
# under the terms of the GNU Affero General Public License as published
# by the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import threading
_Thread_bootstrap_inner = threading.Thread._bootstrap_inner
_Thread__init__ = threading.Thread.__init__
def _new__init__(self, *args, **kwargs):
from django.db import connection
try:
if hasattr(connection, 'get_tenant'):
self.tenant = connection.get_tenant()
else:
self.tenant = None
except RuntimeError:
# this happens when ImportError is raised at startup; ignore
# the error to let the real one be displayed.
self.tenant = None
_Thread__init__(self, *args, **kwargs)
def _new_bootstrap_inner(self):
if self.tenant is not None:
from django.db import connection
old_tenant = connection.get_tenant()
connection.set_tenant(self.tenant)
try:
_Thread_bootstrap_inner(self)
finally:
connection.set_tenant(old_tenant)
connection.close()
else:
_Thread_bootstrap_inner(self)
def install_tenant_aware_threads():
threading.Thread.__init__ = _new__init__
threading.Thread._bootstrap_inner = _new_bootstrap_inner