使用 Apollo Express、Nginx 和 docker-compose 来保护 Websocket

问题描述 投票:0回答:2

我正在尝试使用 docker-compose 在 VPN 上发布我的第一个 GraphQl 项目

它由一个在 NodeJS 上运行的 Web 应用程序和一个也在 NodeJS 上运行的 GraphQl API 组成,并带有 Apollo Express 和 Prisma

这个想法是让应用程序和 API 在不同的容器上运行,并使用 nginx 容器来代理将请求传递到正确的容器(/ 转到 web 应用程序,/api 转到 API)

我成功了,看起来没问题,但它需要在 https 上运行。所以我设置了一个 LetsEncrypt 证书并将其设置在 nginx 上并且也可以工作,除了一件事:订阅

如果我尝试使用 ws://mydomain/api 连接到 websocket,它会被拒绝,因为应用程序正在 https 上运行。但如果我尝试连接 wss://mydomain/api,我会得到:

WebSocket connection to 'wss://mydomain/api' failed: Error during WebSocket handshake: Unexpected response code: 400

我读了很多文档和教程,在我看来我做得对,但它不起作用,我不知道该尝试什么了

这里是相关的docker-compose.yml代码:

version: "3"
services:
  api:
    build: 
      context: ./bin/api
    container_name: 'node10-api'
    restart: 'always'
    entrypoint: ["sh", "-c"]
    command: ["yarn && yarn prisma deploy && yarn prisma generate && yarn start"]
    restart: always
    ports:
      - "8383:8383"
    links: 
      - prisma
    volumes: 
      - /local/api:/api
  app:
    build: 
      context: ./bin/app
    container_name: 'node12-app'
    restart: 'always'
    entrypoint: ["sh", "-c"]
    command: ["yarn && yarn build && yarn express-start"]
    restart: always
    ports:
      - "3000:3000"
    links: 
      - api
    volumes: 
      - /local/app:/app
  nginx:
    container_name: 'nginx'
    restart: always
    image: nginx:1.15-alpine
    ports:
      - '80:80'  
      - '443:443'
    volumes:
      - ./data/nginx:/etc/nginx/conf.d
      - ./data/certbot/conf:/etc/letsencrypt
      - ./data/certbot/www:/var/www/certbot      
      - ./www:/etc/nginx/html

这是 nginx 配置:

upstream app {
  ip_hash;
  server app:3000;
}

upstream api {
  server api:8383;
}

server {
    listen 80;
}

map $http_upgrade $connection_upgrade {
  default upgrade;
  ''      close;
}

server {
    listen 443 ssl;
    server_name mydomain;

    ssl_certificate /etc/letsencrypt/live/mydomain/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/mydomain/privkey.pem;
    include /etc/letsencrypt/options-ssl-nginx.conf;
    ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem;

    location / {
      proxy_pass http://app;
    } 

    location /api {
      proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
      proxy_set_header Host $host;

      proxy_pass http://api;
      proxy_http_version 1.1;
      proxy_set_header Upgrade $http_upgrade;
      proxy_set_header Connection "Upgrade";      
    }   
}

最后,服务器初始化:

const app = express();
app.use(cookieParser());
app.use(process.env.URL_BASE_PATH + '/' + process.env.UPLOAD_URL_DIR, express.static(process.env.UPLOAD_PATH));
app.use(process.env.URL_BASE_PATH + '/assets', express.static('assets'));
app.use(process.env.URL_BASE_PATH + '/etc', router);
app.use(createLocaleMiddleware());

app.use(helmet());
app.disable('x-powered-by');

console.log(process.env.URL_BASE_PATH);
if(process.env.URL_BASE_PATH === '')server.applyMiddleware({app, cors:corsOptions});
    else server.applyMiddleware({app, cors:corsOptions, path:process.env.URL_BASE_PATH});

const httpServer = http.createServer(app);
server.installSubscriptionHandlers(httpServer);

//STARTING
httpServer.listen({port: process.env.SERVER_PORT}, () => {
        console.log(`🚀 Server ready`)
    }
);

其中服务器是 ApolloServer

除了 wss 连接之外一切正常:应用程序可以正常使用 https://mydomain/api 连接到 api,如果我在 http 上运行应用程序,常规 ws 连接也可以工作

只是因为我无法上班

有什么线索吗?我在这里做错了什么?

node.js nginx docker-compose apollo-server prisma
2个回答
3
投票

我找到了自己的解决方案:docker/nginx 配置是正确的,但 Apollo 期望 wss://mydomain/graphql 上的 websocket 连接,即使 graphql 服务器正在 https://mydomain/api 上运行

我找不到改变它的方法,所以我将其添加到 nginx conf 中:

  location ^~/graphql {
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection "upgrade";
    proxy_set_header Host $http_host;
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header X-Frame-Options SAMEORIGIN;

    proxy_pass http://api; 
  }

终于成功了


0
投票

我刚刚解决了这个问题。前端尝试通过wss建立连接,但服务器返回400错误。我更改了 Nginx 配置文件:

之前:

# sudo nano /etc/nginx/sites-available/backend

server {
    server_name www.api.example.host api.example.host;

    location / {
        proxy_pass http://localhost:3033/;
    }
}

# sudo service nginx restart
# sudo service nginx status
# sudo apt install -y certbot python3-certbot-nginx
# sudo certbot run -n --nginx --agree-tos -d api.example.host,www.api.example.host  -m  [email protected]  --redirect

之后:

# sudo nano /etc/nginx/sites-available/backend

server {
    server_name www.api.example.host api.example.host;

    location / {
        proxy_pass http://localhost:3033/;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection 'upgrade';
        proxy_set_header Host $host;
        proxy_cache_bypass $http_upgrade;
    }
}

# sudo service nginx restart
# sudo service nginx status
# sudo apt install -y certbot python3-certbot-nginx
# sudo certbot run -n --nginx --agree-tos -d api.example.host,www.api.example.host  -m  [email protected]  --redirect
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