In implementing the Percona Monitoring Plugins for Redis on our Cacti server we discovered that they don’t support authentication. This creates a problem when your servers require authentication to issue the “INFO” command.

The Percona templates use ss_get_by_ssh.php to fetch the data, and there are functions specific to Redis in this file. So I added a variable to store the password, and modified the redis_get function to run an AUTH command on the socket before INFO.
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