PHP 마이크로서비스에서 분산 메시지 대기열 및 브로드캐스트를 구현하는 방법

// 创建连接
$connection = new AMQPStreamConnection('localhost', 5672, 'guest', 'guest');
// 创建通道
$channel = $connection->channel();

// 声明队列
$channel->queue_declare('hello', false, false, false, false);

// 发送消息
$msg = new AMQPMessage('Hello World!');
$channel->basic_publish($msg, '', 'hello');

echo "Sent 'Hello World!'";

// 接收消息
$callback = function ($msg) {
  echo "Received: ", $msg->body, "
";
};

$channel->basic_consume('hello', '', false, true, false, false, $callback);

while ($channel->is_consuming()) {
  $channel->wait();
}

// 关闭通道和连接
$channel->close();
$connection->close();

// 创建服务器
$server = new swoole_server("127.0.0.1", 9501);

// 注册事件回调函数
$server->on('connect', function ($server, $fd) {
  echo "Client {$fd}: connect.
";
});

$server->on('receive', function ($server, $fd, $from_id, $data) {
  echo "Received: $data 
";

  // 广播消息给所有客户端
  $server->sendtoAll($data);
});

$server->on('close', function ($server, $fd) {
  echo "Client {$fd}: close.
";
});

// 启动服务器
$server->start();

// 创建连接
$connection = new AMQPStreamConnection('localhost', 5672, 'guest', 'guest');
// 创建通道
$channel = $connection->channel();

// 声明队列
$channel->queue_declare('task_queue', false, false, false, false);

// 设置每次只接收一条消息
$channel->basic_qos(null, 1, null);

// 定义消息处理的回调函数
$callback = function ($msg) {
  echo "Received: ", $msg->body, "
";
  // 模拟任务处理
  sleep(3);
  echo "Task finished.
";
  // 显示确认消息
  $msg->delivery_info['channel']->basic_ack($msg->delivery_info['delivery_tag']);
};

// 监听队列，接收消息
$channel->basic_consume('task_queue', '', false, false, false, false, $callback);

while ($channel->is_consuming()) {
  $channel->wait();
}

// 关闭通道和连接
$channel->close();
$connection->close();

// 创建服务器
$server = new swoole_server("127.0.0.1", 9501);

$server->set([
  'worker_num' => 4,         // 设置工作进程数
  'task_worker_num' => 4,    // 设置任务进程数
]);

// 注册事件回调函数
$server->on('connect', function ($server, $fd) {
  echo "Client {$fd}: connect.
";
});

$server->on('receive', function ($server, $fd, $from_id, $data) {
  echo "Received: $data 
";
  
  // 将接收到的消息发送给任务进程处理
  $server->task($data);
});

$server->on('task', function ($server, $task_id, $from_id, $data) {
  // 模拟任务处理
  sleep(3);
  
  // 处理结果发送给请求进程
  $server->finish($data);
});

$server->on('finish', function ($server, $task_id, $data) {
  // 将处理结果发送给客户端
  $server->send($data);
});

$server->on('close', function ($server, $fd) {
  echo "Client {$fd}: close.
";
});

// 启动服务器
$server->start();

// 创建服务器
$server = new swoole_server("127.0.0.1", 9501);

// 注册事件回调函数
$server->on('connect', function ($server, $fd) {
  echo "Client {$fd}: connect.
";
});

$server->on('receive', function ($server, $fd, $from_id, $data) {
  echo "Received: $data 
";

  // 将接收到的消息广播给所有客户端
  $server->sendtoAll($data);
});

$server->on('close', function ($server, $fd) {
  echo "Client {$fd}: close.
";
});

// 启动服务器
$server->start();

// 创建Redis连接
$redis = new Redis();
$redis->connect('127.0.0.1', 6379);

// 订阅消息
$redis->subscribe('channel', function ($redis, $channel, $message) {
  echo "Received from Redis: $message 
";
  
  // 发送消息给Swoole TCP服务器
  $client = new swoole_client(SWOOLE_SOCK_TCP);
  if (!$client->connect('127.0.0.1', 9501, -1)) {
    echo "Failed to connect to server.";
    exit;
  }
  $client->send($message);
  $client->close();
});