RabbitMQ - 路由模式 (direct)

<?php
require_once __DIR__ . '/vendor/autoload.php';
use PhpAmqpLib\Connection\AMQPStreamConnection;
use PhpAmqpLib\Message\AMQPMessage;

$connection = new AMQPStreamConnection('localhost', 5672, 'guest', 'guest');
$channel = $connection->channel();

// 创建交换机 类型：di rect、topic、headers 和 fanout
$exchange = 'direct_exchange';
$channel->exchange_declare($exchange, 'direct', false, false, false);

// 级别 'info'、'warning'、'error'
$severity = isset($argv[1]) && !empty($argv[1]) ? $argv[1] : 'info';

$data = implode(' ', array_slice($argv, 2));
if(empty($data)) $data = 'Hello World!!';

$msg = new AMQPMessage($data);

// 设置路由  $severity
$channel->basic_publish($msg, $exchange, $severity);

echo " [x] 发送 ",$severity,':',$data," \n";

$channel->close();
$connection->close();

<?php
require_once __DIR__ . '/vendor/autoload.php';

use PhpAmqpLib\Connection\AMQPStreamConnection;

$connection = new AMQPStreamConnection('localhost', 5672, 'guest', 'guest');
$channel = $connection->channel();

// 创建交换机 
$exchange = 'direct_exchange';
$channel->exchange_declare($exchange, 'direct', false, false, false);
// 创建随机队列
list($queue_name, ,) = $channel->queue_declare("", false, false, true, false);

$severities = array_slice($argv, 1);
if(empty($severities )) {
    file_put_contents('php://s  tderr', "Usage: $argv[0] [info] [warning] [error]\n");
    exit(1);
}

// 为每个级别创建新绑定
foreach($severities as $severity) {
    /**
     * @pararm1 queue 队列名称
     * @pararm2 exchange 交换机名称
     * @pararm3 routing_key 路由 key (fanout 模式没有效果！)
     */
    $channel->queue_bind($queue_name, $exchange, $severity);
    echo $queue_name, ' 绑定 routingKey：', $severity, "\n";
}

echo ' [*] Waiting for logs. To exit press CTRL+C', "\n";

$callback = function($msg){
    echo ' [x] ',$msg->delivery_info['routing_key'], ':', $msg->body, "\n";
};

$channel->basic_consume($queue_name, '', false, true, false, false, $callback);

while(count($channel->callbacks)) {
    $channel->wait();
}

$channel->close();
$connection->close();