如何使用docker-compose配置nginx?

问题描述 投票:0回答:1

我有一个包含 3 个容器的简单应用程序,它们都在同一个 AWS EC2 服务器中运行。我想将 Nginx 配置为反向代理,但是我对 Nginx 还很陌生,不知道如何正确设置 conf 文件。

这是我的 docker-compose:

version: "3"
services:

  nginx:
    container_name: nginx
    image: nginx:latest
    ports:
      - "80:80"
    volumes:
      - ./conf/nginx.conf:/etc/nginx/nginx.conf

  frontend:
    container_name: frontend
    image: myfrontend:image
    ports:
      - "3000:3000"

  backend:
    container_name: backend
    depends_on:
      - db
    environment:
      DB_HOST: db
    image: mybackend:image
    ports:
      - "8400:8400"

  db:
    container_name: mongodb
    environment:
      MONGO_INITDB_DATABASE: myDB
    image: mongo:latest
    ports:
      - "27017:27017"
    volumes:
      - ./initialization/db:/docker-entrypoint-initdb.d
      - db-volume:/data/db

volumes:
  db-volume:

后端从数据库中获取数据并发送给前端呈现。

这是我的 nginx.conf 文件:

events {
  worker_connections  4096;  
}

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

   server_name myDomainName.com;

   location / {
       proxy_pass http://frontend:3000/;
       proxy_set_header Host $host;
   }

   location / {
      proxy_pass http://backend:8400/;
      proxy_pass_request_headers on;
    }

 }
}

如何设置 nginx 来服务前端和后端容器?

docker nginx docker-compose nginx-config
1个回答
0
投票

您可以使用以下 Nginx 配置来解决您的问题

events {
  worker_connections  4096;  
}

http {

 server {
    listen       80 default_server;
    server_name  frontend.*;

    location / {
        resolver 127.0.0.11 ipv6=off;

        set $target http://frontend:3000;

        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_pass $target;
    }
  }

  server {
    listen       80;
    server_name  backend.*;

    location / {
        resolver 127.0.0.11 ipv6=off;

        set $target http://backend:8400;

        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_pass $target;
    }
  }
}

Nginx 将在不同的域名上提供后端和前端服务,通过以下主机,您将能够访问定义域名上的服务

127.0.0.1 backend.me frontend.me
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