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@videlalvaro @michaelklishin @lukebakken @jeffreydwalter @ramunasd @fprochazka @brikou @AnarbekB
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<?php
include(__DIR__ . '/config.php');
use PhpAmqpLib\Connection\AMQPStreamConnection;
use PhpAmqpLib\Exchange\AMQPExchangeType;
$exchange = 'router';
$queue = 'msgs';
$consumerTag = 'consumer';
$connection = new AMQPStreamConnection(HOST, PORT, USER, PASS, VHOST);
$channel = $connection->channel();
/*
The following code is the same both in the consumer and the producer.
In this way we are sure we always have a queue to consume from and an
exchange where to publish messages.
*/
/*
name: $queue
passive: false
durable: true // the queue will survive server restarts
exclusive: false // the queue can be accessed in other channels
auto_delete: false //the queue won't be deleted once the channel is closed.
*/
$channel->queue_declare($queue, false, true, false, false);
/*
name: $exchange
type: direct
passive: false
durable: true // the exchange will survive server restarts
auto_delete: false //the exchange won't be deleted once the channel is closed.
*/
$channel->exchange_declare($exchange, AMQPExchangeType::DIRECT, false, true, false);
$channel->queue_bind($queue, $exchange);
/**
* @param \PhpAmqpLib\Message\AMQPMessage $message
*/
function process_message($message)
{
echo "\n--------\n";
echo $message->body;
echo "\n--------\n";
$message->delivery_info['channel']->basic_ack($message->delivery_info['delivery_tag']);
// Send a message with the string "quit" to cancel the consumer.
if ($message->body === 'quit') {
$message->delivery_info['channel']->basic_cancel($message->delivery_info['consumer_tag']);
}
}
/*
queue: Queue from where to get the messages
consumer_tag: Consumer identifier
no_local: Don't receive messages published by this consumer.
no_ack: If set to true, automatic acknowledgement mode will be used by this consumer. See https://www.rabbitmq.com/confirms.html for details.
exclusive: Request exclusive consumer access, meaning only this consumer can access the queue
nowait:
callback: A PHP Callback
*/
$channel->basic_consume($queue, $consumerTag, false, false, false, false, 'process_message');
/**
* @param \PhpAmqpLib\Channel\AMQPChannel $channel
* @param \PhpAmqpLib\Connection\AbstractConnection $connection
*/
function shutdown($channel, $connection)
{
$channel->close();
$connection->close();
}
register_shutdown_function('shutdown', $channel, $connection);
// Loop as long as the channel has callbacks registered
while ($channel ->is_consuming()) {
$channel->wait();
}
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