Allow the connection timeout to be configured on a per-server basis. Fixes #3388

web/pgadmin/tools/maintenance/__init__.py

@@ -240,7 +240,15 @@ def create_maintenance_job(sid, did):
             cmd=utility, args=args
         )
         manager.export_password_env(p.id)
-        p.set_env_variables(server)
+        # Check for connection timeout and if it is greater than 0 then
+        # set the environment variable PGCONNECT_TIMEOUT.
+        if manager.connect_timeout > 0:
+            env = dict()
+            env['PGCONNECT_TIMEOUT'] = str(manager.connect_timeout)
+            p.set_env_variables(server, env=env)
+        else:
+            p.set_env_variables(server)
+
         p.start()
         jid = p.id
     except Exception as e: