PHP初次使用rabbitMQ

2019-02-22  本文已影响0人  鱼落于天

消息队列

此处使用window环境,Linux环境下,添加

rabbitMQ是什么 传送门在此

资源URL

PHP的rabbitMQ扩展
rabbitMQ官网
rabbitMQ官网下载地址
erlang官网
erlang下载


概念

几个概念说明:
Broker:简单来说就是消息队列服务器实体。


安装环境

  1. 先安装erlang包,然后添加环境变量 PATH erlang安装路径\bin
  2. 然后安装rabbitMQ,然后添加环境变量 PATH rabbitMQ安装路径\sbin
  3. 以管理员身份进入rabbitMQ安装目录/sbin依次执行命令

执行后,访问127.0.0.1:15672 查看rabbitMQ是否安装成功, 登录账号密码是 guest

  1. PHP环境搭建

customer.php

$conn_args = [
    'host' => '127.0.0.1',
    'port' => '5672',
    'login' => 'guest',
    'password' => 'guest',
    'vhost' => '/',
];

$exchangeName= 'exchange'; #交换机名
$queueName = 'queue'; #队列名
$keyRoute = 'keyRoute'; #路由key
//创建链接
$conn = new AMQPConnection($conn_args);
if (!$conn->connect()) {
    die('连接失败');
}
//创建频道
$channel = new AMQPChannel($conn);
//创建交换机
$exchange = new AMQPExchange($channel);
$exchange->setName($exchangeName);  #交换机名
$exchange->setType(AMQP_EX_TYPE_DIRECT); #类型
$exchange->setFlags(AMQP_DURABLE); #持久化

echo "交换机状态:".$exchange->declareExchange()."\n";

//创建队列
$queue = new AMQPQueue($channel);
$queue->setName($queueName);
$queue->setFlags(AMQP_DURABLE); #持久化
echo "消息总数:".$queue->declareQueue()."\n";
//绑定交换机与队列,并指定路由键
$queue->bind($exchangeName, $keyRoute);
//阻塞模式接收消息
echo "Message:\n";
while(True){
    $queue->consume(function($envelope, $queue){
        $msg = $envelope->getBody();
        echo $msg."\n"; //处理消息
        $queue->ack($envelope->getDeliveryTag()); //手动发送ACK应答
    });
    //$queue->consume('processMessage', AMQP_AUTOACK); //自动ACK应答
}
$conn->disconnect();

publisher.php

$conn_args = array(
    'host' => '127.0.0.1',
    'port' => '5672',
    'login' => 'guest',
    'password' => 'guest',
    'vhost' => '/'
);
$exchangeName = 'exchange'; //交换机名
$keyRoute = 'keyRoute'; //路由key

//创建连接和channel
$conn = new AMQPConnection($conn_args);
if (!$conn->connect()) {
    die("Cannot connect to the broker!\n");
}
$channel = new AMQPChannel($conn);
date_default_timezone_set("Asia/Shanghai");

//创建交换机对象
$exchange = new AMQPExchange($channel);
$exchange->setName($exchangeName);
$exchange->setType(AMQP_DURABLE);
//发送消息
//$channel->startTransaction(); //开始事务
for ($i = 0; $i < 5; ++$i) {
    sleep(1);//休眠1秒
    //消息内容
    $message = "测试数据!" . date("H:i:s");
    echo "Send Message:" . $exchange->publish($message, $keyRoute) . "\n";
}
//$channel->commitTransaction(); //提交事务

$conn->disconnect();

命令行A下先执行 php customer.php,然后新cmd下执行 php publisher.php
命令行A将有输出

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