mq类----2
手动应答方式 使用get
my_consumer.php 消费者 生产者和上一篇 一样
<?php
/**
* Created by PhpStorm.
* User: brady
* Date: 2017/12/6
* Time: 19:41
*/
require_once "MQ.php";
set_time_limit(0);
$configs = array(
'host'=>'192.168.33.30',
'port'=>5672,
'username'=>'title',
'password'=>'title',
'vhost'=>'/'
);
$number = 2;
$config = [
'exchange_name'=>'brady',
'queue_name'=>"queue_".$number,
'route_key'=>"route_".$number
];
$mq = new MQ($configs,$config['exchange_name'],$config['queue_name'],$config['route_key']);
//用类的方式
/*class A{
function processMessage($envelope, $queue) {
$msg = $envelope->getBody();
$envelopeID = $envelope->getDeliveryTag();
$pid = posix_getpid();
file_put_contents("log{$pid}.log", $msg.'|'.$envelopeID.''."\r\n",FILE_APPEND);
$queue->ack($envelopeID);
}
}
$a = new A();*/
class B{
protected $_envelope;
protected $_queue;
public function __construct($envelope,$queue)
{
$this->_queue = $queue;
$this->_envelope = $envelope;
}
public function test()
{
$msg = $this->_envelope->getBody();
$envelopeID = $this->_envelope->getDeliveryTag();
$pid = posix_getpid();
file_put_contents("log{$pid}.log", $msg.'|'.$envelopeID.''."\r\n",FILE_APPEND);
$this->_queue->ack($envelopeID);
}
}
//用函数的方式 直接在回调里面处理，也可以在回调里面，再load新的model 事务在model里面处理
function processMessage($envelope, $queue) {
/* $msg = $envelope->getBody();
$envelopeID = $envelope->getDeliveryTag();
$pid = posix_getpid();
file_put_contents("log{$pid}.log", $msg.'|'.$envelopeID.''."\r\n",FILE_APPEND);
$queue->ack($envelopeID); //如果设置为AMQP_AUTOACK 那么不需要该行也可以自动应答*/
$b = new B($envelope,$queue);
$b->test();
}
//$s = $mq->run(array($a,'processMessage'),false);
//$s = $mq->run_auto("processMessage",false);
$res = $mq->run_manual(); //没有拿到数据返回的是false
if($res){
$content_obj = $res['content_boj'];
$queue_obj = $res['queue_obj'];
$content = $res['content_boj']->getBody();
//进行应答
//$obj->ack($res['message']->getDeliveryTag());
$queue_obj->ack($content_obj->getDeliveryTag());
var_dump($content);
} else {
var_dump("队列为空");
}
MQ.php
<?php
/**
* Created by PhpStorm.
* User: brady
* Date: 2017/12/6
* Time: 14:42
*
* amqp协议操作类，可以访问rabbitMQ
* 需先安装php_amqp扩展
*
*/
class MQ
{
//配置
public $configs = array();
//交换机名称
public $exchange_name = '';
//队列名称
public $queue_name = '';
//路由名称 注意 如果用同一个路由绑定交换机，当推送的时候，会同时推送到这几个key上 $q = new AMQPQueue($channel); $q->setName('queue3'); $q->setName('queue2'); $q->bind('exchange',$routingkey);
public $route_key = '';
//是否持久化 默认true
public $durable = true;
/*
* 是否自动删除
* exchange is deleted when all queues have finished using it
* queue is deleted when last consumer unsubscribes
*
*/
public $auto_delete = false;
//镜像队列，打开后消息会在节点之间复制，有master和slave的概念
public $mirror = false;
//连接
private $_conn = NULL;
//交换机对象
private $_exchange = NULL;
//信道对象
private $_channel = NULL;
//队列对象
private $_queue = NULL;
/**
* MQ constructor.
* @configs array('host'=>$host,'port'=>5672,'username'=>$username,'password'=>$password,'vhost'=>'/')
*/
public function __construct($configs=array(),$exchange_name='',$queue_name='',$route_key='')
{
$this->exchange_name = $exchange_name;
$this->queue_name = $queue_name;
$this->route_key = $route_key;
$this->set_configs($configs);
}
/**
* @desc 配置设置
* @param $configs
*/
public function set_configs($configs)
{
if(empty($configs) || !is_array($configs)){
throw new Exception("your config is not array");
}
if(empty($configs['host']) || empty($configs['username']) || empty($configs['password'])) {
throw new Exception("your config is error");
}
if(empty($configs['vhost'])){
$configs['vhost'] = '/';
}
if(empty($configs['port'])){
$configs['port'] = '5672';
}
$configs['login'] = $configs['username'];
unset($configs['username']);
$this->configs = $configs;
}
/**
* 设置是否持久化
* @param $durable
*/
public function set_durable($durable)
{
$this->durable = $durable;
}
/**
* 设置是否自动删除
* @param $auto_delete boolean
*/
public function set_auto_delete($auto_delete)
{
$this->auto_delete = $auto_delete;
}
/**
* 设置是否镜像
* @param $mirror
*/
public function set_mirror($mirror)
{
$this->mirror = $mirror;
}
/**
* 连接初始化
*/
public function init()
{
//没有连接对象，进行连接 有不管 就不用每次都连接和初始化
if(!$this->_conn){
$this->_conn = new AMQPConnection($this->configs);
$this->_conn->connect();
$this->init_exchange_queue_route();
}
}
/**
* 初始化 交换机 队列名 路由
*/
public function init_exchange_queue_route()
{
if(empty($this->exchange_name) || empty($this->queue_name) || empty($this->route_key)){
throw new Exception("rabbitMQ exchage_name or queue_name or route_key is empty, please check is",'500');
}
//channel
$this->_channel = new AMQPChannel($this->_conn);//创建channel
//exchange
$this->_exchange = new AMQPExchange($this->_channel);//创建交换机
$this->_exchange->setName($this->exchange_name);//设置交换机名字
$this->_exchange->setType(AMQP_EX_TYPE_DIRECT);//交换机方式为direct
if($this->durable) {
$this->_exchange->setFlags(AMQP_DURABLE);//是否持久化
}
if($this->auto_delete){
$this->_exchange->setFlags(AMQP_AUTODELETE);//是否自动删除
}
$this->_exchange->declareExchange();//申请交换机
//queue
$this->_queue = new AMQPQueue($this->_channel);
$this->_queue->setName($this->queue_name);
if($this->durable){
$this->_queue->setFlags(AMQP_DURABLE);
}
if($this->auto_delete){
$this->_queue->setFlags(AMQP_AUTODELETE);
}
if($this->mirror){
$this->_queue->setArgument('x-ha-policy','all');
}
$this->_queue->declareQueue();//申请queue
//绑定交换机
$this->_queue->bind($this->exchange_name,$this->route_key);
}
//关闭连接
public function close()
{
if($this->_conn){
$this->_conn->disconnect();
}
}
//断开连接
public function __destruct()
{
// TODO: Implement __destruct() method.
$this->close();
}
//生产消息
public function send($msg)
{
$this->init();
if(!$this->_conn){
throw new Exception("connect RabbitMQ failed when send message");
}
if(is_array($msg)) {
$msg = json_encode($msg);
} else {
$msg = trim(strval($msg));
}
return $this->_exchange->publish($msg,$this->route_key);
}
//消费消息 自动应答模式
public function run_auto($funcation_name,$auto_ack = true)
{
$this->init();
if(!$funcation_name || !$this->_queue) {
throw new Exception("auto ack lose function_name or this->_queue");
}
while(true){
if($auto_ack){
$this->_queue->consume($funcation_name,AMQP_AUTOACK);
} else {
$this->_queue->consume($funcation_name);
}
}
}
//手动应答模式
public function run_manual()
{
$this->init();
//$data = $this->_queue->get(AMQP_AUTOACK); //如果有传参数，自动应答
$data = $this->_queue->get(); //如果有传参数，自动应答
if($data){ //不为false 肯定是有对象的
return array('queue_obj'=>$this->_queue,'content_boj'=>$data);
}else {
return false;
}
}
}
暂时就这些了，工作中也就用到这么多。再深入的，还没了解到
