Enable connection logging properly

tests/integration/helpers/postgresql_helpers.py

@@ -91,21 +91,6 @@ async def check_database_creation(
         assert len(output)
 
 
-async def enable_connections_logging(ops_test: OpsTest, unit_name: str) -> None:
-    """Turn on the log of all connections made to a PostgreSQL instance.
-
-    Args:
-        ops_test: The ops test framework instance
-        unit_name: The name of the unit to turn on the connection logs
-    """
-    unit_address = await get_unit_address(ops_test, unit_name)
-    requests.patch(
-        f"https://{unit_address}:8008/config",
-        json={"postgresql": {"parameters": {"log_connections": True}}},
-        verify=False,
-    )
-
-
 async def execute_query_on_unit(
     unit_address: str,
     user: str,

tests/integration/relations/test_backend_database.py

@@ -23,7 +23,6 @@
 )
 from ..helpers.postgresql_helpers import (
     check_database_users_existence,
-    enable_connections_logging,
     get_postgres_primary,
     run_command_on_unit,
 )
@@ -122,9 +121,8 @@ async def test_tls_encrypted_connection_to_postgres(ops_test: OpsTest):
         await ops_test.model.relate(PG, TLS)
         await ops_test.model.wait_for_idle(status="active", timeout=1000)
 
-        # Enable additional logs on the PostgreSQL instance to check TLS
-        # being used in a later step.
-        await enable_connections_logging(ops_test, f"{PG}/0")
+        await ops_test.model.applications[PG].set_config({"logging_log_connections": "True"})
+        await ops_test.model.wait_for_idle(apps=[PG], status="active", idle_period=30)
 
         # Deploy an app and relate it to PgBouncer to open a connection
         # between PgBouncer and PostgreSQL.