swoole查看子进程与主进程关系

ps aft|grep tcp.php
 

      20688 pts/7    S+     0:00  \_ grep --color=auto tcp.php
      20450 pts/4    Sl+    0:00  \_ php tcp.php
      20451 pts/4    S+     0:00      \_ php tcp.php
      20453 pts/4    S+     0:00          \_ php tcp.php
      20454 pts/4    S+     0:00          \_ php tcp.php
      20455 pts/4    S+     0:00          \_ php tcp.php
      20456 pts/4    S+     0:00          \_ php tcp.php
      20457 pts/4    S+     0:00          \_ php tcp.php
      20458 pts/4    S+     0:00          \_ php tcp.php
      20459 pts/4    S+     0:00          \_ php tcp.php
      20460 pts/4    S+     0:00          \_ php tcp.php
  
 

tcp.php

      <?php
      /**
       *User: lxw
       *Date: 2020-01-16
       */
      //创建Server对象，监听 127.0.0.1:9501端口
      $serv = new swoole_server("127.0.0.1", 9501);
      $serv->set(array(
         'worker_num'=>8, // worker 进程数 CPU 1~4 倍
         'max_request'=>1000
      ));
      /**
       * $fd:客户端连接的唯一标识
       * $reactor_id: 线程id
       */
      //监听连接进入事件
      //事件回调函数四种方法
      //1.匿名函数
      $a='hello';
      $b='world';
      $serv->on('Connect', function ($serv, $fd,$reactor_id) use($a,$b) {
         echo "Client: {$reactor_id} - {$fd} Connect -{$a}-{$b}.\n";
      });
      //2.类静态方法
      /*class A{
       static function client ($serv, $fd,$reactor_id) {
       echo "Client: {$reactor_id} - {$fd} Connect.\n";
       }
      }
      $serv->on('Connect', 'A::Client');*/
      //$serv->on('Connect', array('A','client'));
      //3.函数
      //function my_func($serv, $fd,$reactor_id){
      // echo "Client: {$reactor_id} - {$fd} Connect 22.\n";
      //}
      //$serv->on('Connect', 'my_func');
      //4.对象方法
      /*class B{
       function client($serv, $fd,$reactor_id){
       echo "Client: {$reactor_id} - {$fd} Connect 22.\n";
       }
      }
      $obj=new B();
      $serv->on('Connect', array($obj,'client'));*/
      //监听数据接收事件
      $serv->on('Receive', function ($serv, $fd, $reactor_id, $data) {
         $serv->send($fd, "Server: {$reactor_id} - {$fd} ".$data);
      });
      //监听连接关闭事件
      $serv->on('Close', function ($serv, $fd) {
         echo "Client: Close.\n";
      });
      //启动服务器
      $serv->start();
      //使用 telnet 127.0.0.1 9501
      // netstat -anp|grep 9501
  
 

tcp_client.php

      <?php
      /**
       *User: lxw
       *Date: 2020-01-17
       */
      //连接 TCP 服务
      $client=new swoole_client(SWOOLE_SOCK_TCP);
      if (!$client->connect('0.0.0.0',9501)){
         echo '连接失败';
         exit();
      }
      //php cli 常量
      fwrite(STDOUT,'请输入消息:');
      $msg=trim(fgets(STDIN));
      //发送消息给tcp server 服务器
      $client->send($msg);
      //接受来自server 的数据
      $result=$client->recv();
      echo $result;
  
 

文章来源: blog.csdn.net，作者：lxw1844912514，版权归原作者所有，如需转载，请联系作者。

原文链接：blog.csdn.net/lxw1844912514/article/details/106627637