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Purge connections from the cache on logout. Fixes #3703

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This commit is contained in:
Harshal Dhumal 2018-10-17 12:42:41 +01:00 committed by Dave Page
parent ce31726af5
commit 822d384746
3 changed files with 25 additions and 1 deletions
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3
docs/en_US/release_notes_3_5.rst
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@ -20,4 +20,5 @@ Bug fixes
| `Bug #3638 <https://redmine.postgresql.org/issues/3638>`_ - Fix syntax error when creating new pgAgent schedules with a start date/time and exception.
| `Bug #3674 <https://redmine.postgresql.org/issues/3674>`_ - Cleanup session files periodically.
| `Bug #3660 <https://redmine.postgresql.org/issues/3660>`_ - Rename the 'SQL Editor' section of the Preferences to 'Query Tool' as it applies to the whole tool, not just the editor.
| `Bug #3700 <https://redmine.postgresql.org/issues/3700>`_ - Fix connection garbage collector.
| `Bug #3700 <https://redmine.postgresql.org/issues/3700>`_ - Fix connection garbage collector.
| `Bug #3703 <https://redmine.postgresql.org/issues/3703>`_ - Purge connections from the cache on logout.

7
web/pgadmin/__init__.py
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@ -550,6 +550,13 @@ def create_app(app_name=None):
def force_session_write(app, user):
session.force_write = True
@user_logged_out.connect_via(app)
def clear_current_user_connections(app, user):
from config import PG_DEFAULT_DRIVER
from pgadmin.utils.driver import get_driver
_driver = get_driver(PG_DEFAULT_DRIVER)
_driver.gc_own()
##########################################################################
# Load plugin modules
##########################################################################

16
web/pgadmin/utils/driver/psycopg2/__init__.py
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@ -207,6 +207,22 @@ class Driver(BaseDriver):
]:
mgr.release()
def gc_own(self):
"""
Release the connections for current session
This is useful when (eg. logout) we want to release all
connections (except dedicated connections created by utilities
like backup, restore etc) of all servers for current user.
"""
sess_mgr = self.managers.get(session.sid, None)
if sess_mgr:
for mgr in (
m for m in sess_mgr.values() if isinstance(m, ServerManager)
):
mgr.release()
@staticmethod
def qtLiteral(value):
adapted = adapt(value)