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PHP websockets with Workerman - nginx 配置

[英]PHP websockets with Workerman - nginx configuration

我正在嘗試在我的項目中使用 Workerman,但 nginx 配置存在問題。 我在本地機器上使用 docker 並且socket.my-app.local在我的本地主機文件中被翻譯為127.0.0.1 我已按照 nginx 反向代理的說明進行操作,並將其設置如下:

server {
    listen 80;
    listen [::]:80;

    server_name socket.my-app.local;

    location /socket.io/ {
        proxy_pass http://localhost:2020/socket.io/;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "Upgrade";
        proxy_set_header X-Real-IP $remote_addr;
    }

    location / {
        proxy_pass http://localhost:2020;
    }
}

我的 PHP 工作人員應該是 websocket 服務器配置如下:

require_once __DIR__ . '/../vendor/autoload.php';

use Workerman\Worker;

// Create a Websocket server
$ws_worker = new Worker("websocket://0.0.0.0:2020");

// 4 processes
$ws_worker->count = 4;

// Emitted when new connection come
$ws_worker->onConnect = function($connection) {
    echo "New connection\n";
};

// Emitted when data received
$ws_worker->onMessage = function($connection, $data) {
    // Send hello $data
    $connection->send('hello ' . $data);
};

// Emitted when connection closed
$ws_worker->onClose = function($connection) {
    echo "Connection closed\n";
};

// Run worker
Worker::runAll();

和 html 文件我正在測試:

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Workerman Sockets Test</title>
</head>
<body>
<h3>Hello</h3>
<script type="text/javascript">

    var socket = new WebSocket("ws://socket.my-app.local:2020/socket.io");

    socket.onopen = function() {
        alert("Connection established.");
    };

    socket.onclose = function(event) {
        if (event.wasClean) {
            alert('The connection is closed.');
        } else {
            alert('Connection failure'); // for example, the server process is "killed"
        }
        alert('Code: ' + event.code + ' reason: ' + event.reason);
    };

    socket.onmessage = function(event) {
        alert("Received data: " + event.data);
    };

    socket.onerror = function(error) {
        alert("Error: " + error.message);
    };
</script>
</body>
</html>

我無法連接到 ws 服務器,並且我不確定如何測試,此時它出錯了。

可能是因為php-fpmwebserver位於不同的 docker 容器上嗎?

問題是 docker 容器使用內部命名空間進行通信,所以我必須將localhost更改為容器名稱,在我的情況下為php-fpm ,並且我必須在 webserver 容器上打開 websocket 端口,並在 webserver 上監聽該端口,在為了代理這些請求。

server {
    listen 80;
    listen 2020;
    listen [::]:80;
    listen [::]:2020;

    server_name socket.my-app.local;

    location /socket.io/ {
        proxy_pass http://php-fpm:2020;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "Upgrade";
        proxy_set_header X-Real-IP $remote_addr;
    }

    location / {
        
    }
}

在我的 docker-compose

services
  webserver:
    ...
    ports:
      - "80:80"
      - "2020:2020"
      - "2021:2021"

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