php 连接rabbitmq两种方案一 PhpmqpLib
一：PhpAmqpLib
类文件：class_rabbitmq.php
<?php
require_once $C->INCPATH.'util/mq/vendor/autoload.php';
use util\mq\PhpAmqpLib\Connection\AMQPStreamConnection;
use util\mq\PhpAmqpLib\Message\AMQPMessage;
abstract class rabbitmq
{
public $config = array();
public $connection; //链接
public $channel; //信道
public $exchangeName = ''; //交换机名
public $queueName = ''; //队列名
public $routeKey = ''; //路由键
public $exchangeType = 'direct'; //交换机类型
public $autoAck = true; //是否自动ack应答
public function __construct($exchangeName, $queueName, $routeKey, $exchangeType = 'direct', $config=array())
{
global $C;
$this->config = array(
'host' => $C->MQ_HOST,
'port' => $C->MQ_PORT,
'user' => $C->MQ_USER,
'password' => $C->MQ_PASS,
'vhost' => $C->MQ_VHOST
);
$this->exchangeName = empty($exchangeName) ? '' : $exchangeName;
$this->queueName = empty($queueName) ? '' : $queueName;
$this->routeKey = empty($routeKey) ? '' : $routeKey;
$this->exchangeType = empty($exchangeType) ? '' : 'direct';
if(!empty($this->config))
{
$this->setConfig($this->config);
}
$this->createConnect();
}
//创建连接与信道
private function createConnect()
{
$host = $this->config['host'];
$port = $this->config['port'];
$user = $this->config['user'];
$password = $this->config['password'];
$vhost = $this->config['vhost'];
if(empty($host) || empty($port) || empty($user) || empty($password))
{
throw new Exception('RabbitMQ的连接配置不正确');
}
//创建链接
$this->connection = new AMQPStreamConnection($host, $port, $user, $password, $vhost);
//创建信道
$this->channel = $this->connection->channel();
$this->createExchange();
}
//创建交换机
private function createExchange()
{
//创建交换机$channel->exchange_declare($exhcange_name,$type,$passive,$durable,$auto_delete);
//passive: 消极处理， 判断是否存在队列，存在则返回，不存在直接抛出 PhpAmqpLib\Exception\AMQPProtocolChannelException 异常
//durable：true、false true：服务器重启会保留下来Exchange。警告：仅设置此选项，不代表消息持久化。即不保证重启后消息还在
//autoDelete:true、false.true:当已经没有消费者时，服务器是否可以删除该Exchange
$this->channel->exchange_declare($this->exchangeName, $this->exchangeType, false, true, false);
//passive: 消极处理， 判断是否存在队列，存在则返回，不存在直接抛出 PhpAmqpLib\Exception\AMQPProtocolChannelException 异常
//durable：true、false true：在服务器重启时，能够存活
//exclusive ：是否为当前连接的专用队列，在连接断开后，会自动删除该队列
//autodelete：当没有任何消费者使用时，自动删除该队列
//arguments: 自定义规则
$this->channel->queue_declare($this->queueName, false, true, false, false);
}
//发送消息
public function sendMessage($data)
{
//创建消息$msg = new AMQPMessage($data,$properties)
//#$data string类型 要发送的消息
//#roperties array类型 设置的属性，比如设置该消息持久化[‘delivery_mode’=>2]
$msg = new AMQPMessage($data, array('delivery_mode' => 2));
$this->channel->basic_publish($msg,$this->exchangeName, $this->routeKey);
}
//处理消息
public function dealMq($flag)
{
$this->autoAck = $flag;
$this->channel->queue_bind($this->queueName,$this->exchangeName, $this->routeKey);
//prefetchSize：0
//prefetchCount：会告诉RabbitMQ不要同时给一个消费者推送多于N个消息，即一旦有N个消息还没有ack，则该consumer将block掉，直到有消息ack
//global：true\false 是否将上面设置应用于channel，简单点说，就是上面限制是channel级别的还是consumer级别
//$this->channel->basic_qos(0, 1, false);
//1:queue 要取得消息的队列名
//2:consumer_tag 消费者标签
//3:no_local false这个功能属于AMQP的标准,但是rabbitMQ并没有做实现.参考
//4:no_ack false收到消息后,是否不需要回复确认即被认为被消费
//5:exclusive false排他消费者,即这个队列只能由一个消费者消费.适用于任务不允许进行并发处理的情况下.比如系统对接
//6:nowait false不返回执行结果,但是如果排他开启的话,则必须需要等待结果的,如果两个一起开就会报错
//7:callback null回调函数
//8:ticket null
//9:arguments null
$this->channel->basic_consume($this->queueName, '', false, $this->autoAck, false, false, function($msg){$this->get($msg);});
//监听消息
while(count($this->channel->callbacks)){
$this->channel->wait();
}
}
public function get($msg)
{
$param = $msg->body;
$this->doProcess($param);
if(!$this->autoAck)
{
//手动ack应答
$msg->delivery_info['channel']->basic_ack($msg->delivery_info['delivery_tag']);
}
}
abstract public function doProcess($param);
public function closeConnetct()
{
$this->channel->close();
$this->connection->close();
}
//重新设置MQ的链接配置
public function setConfig($config)
{
if (!is_array($config))
{
throw new Exception('config不是一个数组');
}
foreach($config as $key => $value)
{
$this->config[$key] = $value;
}
}
//mq配置信息
public function mq_config(){
$config = array(
'host' => '',
'port' => '5672',
'user' => 'admin',
'pass' => 'zda'
);
return $config;
}
}
生产者: class_publisher.php
<?php
class publisher extends rabbitmq
{
public $exchangeName = ''; //交换机名
public $queueName = ''; //队列名
public $routeKey = ''; //路由键
public function __construct($exchangeName, $queueName, $routeKey)
{
parent::__construct($exchangeName, $queueName, $routeKey);
}
public function doProcess($msg)
{
}
}
?>
生产者调用：test.php
$abmq = new Publisher('ddd','ddd','ddd');
$abmq->sendMessage("text!");
$abmq->closeConnetct();
消费者： class_cusumer.php
<?php
class consumer extends rabbitmq
{
public $exchangeName = ''; //交换机名
public $queueName = ''; //队列名
public $routeKey = ''; //路由键
public function __construct($exchangeName, $queueName, $routeKey)
{
parent::__construct($exchangeName, $queueName, $routeKey);
}
public function doProcess($msg)
{
echo $msg."\n";
if(isset($msg) && $msg > 0) {
$close = new db_m();
$s = $close->close_as();
echo $s;
}
}
}
?>
