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#user  nobody;
worker_processes  4;

#error_log  logs/error.log;
#error_log  logs/error.log  notice;
#error_log  logs/error.log  info;

#pid        logs/nginx.pid;


events {
    #使用epoll模式提高性能
    use epoll;
    worker_connections  65535;
}


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

    #log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
    #                  '$status $body_bytes_sent "$http_referer" '
    #                  '"$http_user_agent" "$http_x_forwarded_for"';

    #access_log  logs/access.log  main;

    sendfile        on;
    #tcp_nopush     on;

    #keepalive_timeout  0;
    keepalive_timeout  65;

    #gzip  on;
    #提供负载均衡。 RR（默认）每个请求按时间顺序逐一分配到不同的后端服务器，如果后端服务器down掉，能自动剔除。

    upstream health-app {
      server 192.168.0.1:8080;
      server 192.168.0.2:8080;
    }
    server { #nginx 80端口重定向到443端口
        listen       80;
        server_name  xx.xx.com;
        rewrite ^(.*)$ https://${server_name}$1 permanent; 
        #charset koi8-r;

        #access_log  logs/host.access.log  main;
        # 所有静态请求都由nginx处理，存放目录为html  
        #location / {
         #   root   html;
          #  index  index.html index.htm;
       # }
            
        # 所有动态请求都转发给tomcat处理       
        #location /health-app/ {  
         #   proxy_pass  http://health-app;
          #  proxy_set_header Host $host:$server_port;
         #}  

        #error_page  404              /404.html;

        # redirect server error pages to the static page /50x.html
        #
        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   html;
        }

    }


    # HTTPS server
    #
    server {
        listen       443 ssl;
        server_name  xx.xx.com;

        ssl_certificate      /usr/local/webserver/nginx/conf/cert2.pem;
        ssl_certificate_key  /usr/local/webserver/nginx/conf/cert.key;

        ssl_session_cache    shared:SSL:1m;
        ssl_session_timeout  5m;

        ssl_ciphers  HIGH:!aNULL:!MD5;
        ssl_prefer_server_ciphers  on;

        location / {
            root   html;
            index  index.html index.htm;
        }
        location /health-app/ {
             proxy_pass  http://health-app;
             proxy_set_header Host $host:$server_port;
        }
    }

}