[root@VM-4-2-centos swoole]# pwd
/usr/local/nginx/html/myphp/swoole
[root@VM-4-2-centos swoole]# ll
total 12
drwxr-xr-x 2 root root 4096 Aug 11 17:30 client
-rw-r--r-- 1 root root 757 Aug 11 16:29 TCP.php
-rw-r--r-- 1 root root 587 Aug 11 17:36 UDP.php
UDP.php
<?php
class UDP{
private $server = null;
public function __construct(){
$this->server = new Swoole\Server('127.0.0.1', 9502, SWOOLE_PROCESS, SWOOLE_SOCK_UDP);
$this->server->set([
'worker_num' => 4, // worker process num
'max_request' => 50,
]);
$this->server->on('Packet',[$this,"onPacket"]);
$this->server->start();
}
public function onPacket($server,$data, $clientInfo){
$server->sendto($clientInfo['address'], $clientInfo['port'], "Server：{$data}");
var_dump($clientInfo);
}
}
new UDP();
[root@VM-4-2-centos swoole]# php UDP.php
array(5) {
["server_socket"]=>
int(3)
["dispatch_time"]=>
float(1660210482.6864)
["server_port"]=>
int(9502)
["address"]=>
string(9) "127.0.0.1"
["port"]=>
int(33152)
}
[root@VM-4-2-centos client]# ll
total 8
-rw-r--r-- 1 root root 393 Aug 11 16:58 TCP.php
-rw-r--r-- 1 root root 393 Aug 11 17:30 UDP.php
[root@VM-4-2-centos client]# pwd
/usr/local/nginx/html/myphp/swoole/client
<?php
use Swoole\Coroutine\Client;
use function Swoole\Coroutine\run;
run(function () {
$client = new Client(SWOOLE_SOCK_UDP);
if (!$client->connect('127.0.0.1', 9502, 0.5))
{
echo "connect failed. Error: {$client->errCode}\n";
}
fwrite(STDOUT,"请输入:");
$res = fgets(STDIN);
$client->send($res);
echo $client->recv();
$client->close();
});