src/Connection/Replication/SentinelReplication.php
public function getConnectionByCommand(CommandInterface $command)
    {
        $connection = $this->getConnectionInternal($command);

        if (!$connection->isConnected()) {
            // When we do not have any available slave in the pool we can expect
            // read-only operations to hit the master server.
            $expectedRole = $this->strategy->isReadOperation($command) && $this->slaves ? 'slave' : 'master';
            $this->assertConnectionRole($connection, $expectedRole);
        }

        return $connection;
    }
public function getConnectionByCommand(CommandInterface $command)
    {
        $connection = $this->getConnectionInternal($command);

        if (!$connection->isConnected()) {
            // When we do not have any available slave in the pool we can expect
            // read-only operations to hit the master server.
            $expectedRole = $this->strategy->isReadOperation($command) && $this->slaves ? 'slave' : 'master';
            $this->assertConnectionRole($connection, $expectedRole);
        }

        return $connection;
    }
{@inheritdoc}