使用反向代理nginx时502 Bad Gateway

时间:2018-04-01 08:13:14

标签: laravel docker nginx

过去几天我一直在尝试使用docker和nginx设置反向代理,但收效甚微。当我运行docker-compose up并尝试通过我的IP地址访问我的服务器时,我会得到相应的页面。但是,在尝试卷曲我的/etc/hosts文件中列出的域时,它只会返回502 Bad Gateway。我的主要项目是一系列laravel项目,我使用以下docker-compose.yml文件。

version: '2'
services:
    web:
        build:
            context: ./
            dockerfile: docker/web.docker           
        volumes:
            - ./:/var/www
        expose:
            - "8080"
        links:
            - app
    app:
        build:
            context: ./
            dockerfile: docker/app.docker
        volumes:
            - ./:/var/www
        links:
            - mysql
            - redis
            - beanstalk
            - cache
        environment:
            - "DB_PORT=3307"
            - "DB_HOST=mysql"
            - "REDIS_PORT=6379"
            - "REDIS_HOST=redis"
    mysql:
        image: mysql:5.7.18
        environment:
            - "MYSQL_ROOT_PASSWORD=secret"
            - "MYSQL_DATABASE=db"
        ports:
            - "3307:3307"
    redis:
        image: redis:3.0
        ports:
            - "6379:6379"
    beanstalk:
        image: schickling/beanstalkd
        ports:
            -  "11300:11300"
    cache:
        image: memcached:alpine
        ports:
            - "11211:11211"

使用以下nginx配置文件

server {
    listen 80;
    index index.php index.html;
    root /var/www/public;

    location / {
        try_files $uri /index.php?$args;
    }

    location ~ \.php$ {
        fastcgi_split_path_info ^(.+\.php)(/.+)$;
        fastcgi_pass app:9000;
        fastcgi_index index.php;
        include fastcgi_params;
        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
        fastcgi_param PATH_INFO $fastcgi_path_info;
    }
}

我的代理的docker-compose.yml目前是:

version: '3'
services:
  proxy:
    build: ./
    networks:
      - project1
      - project2
    ports:
      - 80:80

networks:
  project1:
    external:
      name: projec1_default
  project2:
    external:
      name: project2_default

我还有一个nginx conf文件,我用以下方式定义所有项目

server {
  listen 80;
  server_name project1.xxx.tech www.project1.xxx.tech;

  location / {
    include /etc/nginx/includes/proxy.conf;
    proxy_pass http://project1_web_1:8080/;
  }

  access_log off;
  error_log  /var/log/nginx/error.log error;
}

运行docker network ls表明docker-container文件中列出的服务正在其分配的端口上运行,有一点令人困惑的是,服务的Web部分显示它正在监听80如8080或8081,取决于项目。我不确定这是否会导致冲突。

我也尝试将nginx-proxy项目用于类似的结果。任何帮助将不胜感激。

1 个答案:

答案 0 :(得分:0)

因此,问题最终通过使用来自jwilder的nginx-proxy项目

来解决

除了指定虚拟主机和虚拟端口之外,我没有做更多的事情。我不确定为什么虚拟端口必须明确设置为80,但这似乎解决了问题。这是我的laravel项目的docker-compose.yml文件:

version: '2'
services:
    web:
        build:
            context: ./
            dockerfile: docker/web.docker           
        volumes:
            - ./:/var/www
        links:
            - app
        environment: 
            - VIRTUAL_HOST=appname.com
            - VIRTUAL_PORT=80
        expose:
            - "80"
    app:
        build:
            context: ./
            dockerfile: docker/app.docker
        volumes:
            - ./:/var/www
        links:
            - mysql
        environment:
            - "DB_PORT=3307"
            - "DB_HOST=mysql"
            - "REDIS_PORT=6379"
            - "REDIS_HOST=redis"
    mysql:
        image: mysql:5.7.18
        environment:
            - "MYSQL_ROOT_PASSWORD=secret"
            - "MYSQL_DATABASE=db"
        ports:
            - "3307:3307"
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