Control: 4.3.3 Ensure server parameter 'log_connections' is set to 'ON' for PostgreSQL Database Server

Description

Enable log_connections on PostgreSQL Servers.

Enabling log_connections helps PostgreSQL Database to log attempted connection tothe server, as well as successful completion of client authentication. Log data can be used to identify, troubleshoot, and repair configuration errors and suboptimal performance

Remediation

From Azure Console

Login to Azure Portal using https://portal.azure.com
Go to Azure Database for PostgreSQL server
For each database, click on Server parameters
Search for log_connections.
Click ON and save.

From Azure CLI

Use the below command to update log_connections configuration.

az postgres server configuration set --resource-group <resourceGroupName>
--server-name <serverName> --name log_connections --value on

Default Value

By default log_connections is disabled (set to off).

Usage

Run the control in your terminal:

powerpipe control run azure_compliance.control.cis_v150_4_3_3

Snapshot and share results via Turbot Pipes:

powerpipe login
powerpipe control run azure_compliance.control.cis_v150_4_3_3 --share

SQL

This control uses a named query:

postgres_db_server_log_connections_on