Reverse Proxy Load Balancing -Nginx

Nginx Web Hosting

Docker we use to install and run Nginx, nginx 80 port mapping to port 80 on the server. Can be modified. docker-compose.yml configured as follows:

root@faramita:/usr/local/docker/nginx# cat docker-compose.yml 
version: '3.1'
services:
  nginx:
    restart: always
    image: nginx
    container_name: nginx
    ports:
      - 80:80
    volumes:
      - ./conf/nginx.conf:/etc/nginx/nginx.conf
      - ./wwwroot:/usr/share/nginx/wwwroot

Start Tomcat container

version: '3'
services:
  tomcat1:
    image: tomcat
    container_name: tomcat1
    ports:
      - 8080:8080

  tomcat2:
    image: tomcat
    container_name: tomcat2
    ports:
      - 9090:8080

Nginx reverse proxy and load balancing

Configuration nginx.conf

Here are 80 through port access 139.224.117.172Nginx mapped to the 80-port server listens on port 80, access to the proxy server myapp1, myapp1 two tomcat (the equivalent of two servers), 139.224.117.172: 80 random access both tomcat, load balancing

root@faramita:/usr/local/docker/nginx/conf# cat nginx.conf 
user  nginx;
worker_processes  1;

events {
    worker_connections  1024;
}

http {
    include       mime.types;
    default_type  application/octet-stream;

    sendfile        on;

    keepalive_timeout  65;

    upstream myapp1 {
        server 139.224.117.172:8080 weight=10;
        server 139.224.117.172:9090 weight=10;
    }

    server {
        listen 80;
        server_name 139.224.117.172;
        location / {
            proxy_pass http://myapp1;
            index index.jsp index.html index.htm;
        }
    }
}

cdn server

docker-compose

root@faramita:/usr/local/docker/nginx# cat docker-compose.yml 
version: '3.1'
services:
  nginx:
    restart: always
    image: nginx
    container_name: nginx
    ports:
      - 80:80
    volumes:
      - ./conf/nginx.conf:/etc/nginx/nginx.conf
      - ./wwwroot:/usr/share/nginx/wwwroot

Cdn placement resource to be stored

/usr/local/docker/nginx/wwwroot/cdn/adminlte/v2.4.3

nginx.conf

root@faramita:/usr/local/docker/nginx/conf# cat nginx.conf 
user  nginx;
worker_processes  1;

events {
    worker_connections  1024;
}

http {
    include       mime.types;
    default_type  application/octet-stream;

    sendfile        on;

    keepalive_timeout  65;

       server {
        listen 80;
        server_name 139.224.117.172;
        location / {
            add_header Access-Control-Allow-Origin *;
            add_header Access-Control-Allow-Headers X-Requested-With;
            add_header Access-Control-Allow-Methods GET,POST,OPTIONS;
            root /usr/share/nginx/wwwroot/cdn;
            index index.jsp index.html index.htm;
        }
    }
}