Laravel MYSQL Master-Slave

// Before returning the database configuration, place read hosts into an array.
$readHosts = ['193.168.1.1', '194.168.1.1'];

//

'mysql' => array(
    'read' => array(
        // Return a random host
        'host' => $readHosts[array_rand($readHosts)],
    ),
    'write' => array(
        'host' => '196.168.1.2'
    ),
    'driver'    => 'mysql',
    'database'  => 'database',
    'username'  => 'root',
    'password'  => '',
    'charset'   => 'utf8',
    'collation' => 'utf8_unicode_ci',
    'prefix'    => '',
),