Nginx 前后分理代理设置

#user  nobody;
worker_processes  1;
#error_log  logs/error.log;
#error_log  logs/error.log  notice;
#error_log  logs/error.log  info;
#pid        logs/nginx.pid;

events {
    worker_connections  1024;
}

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;
    proxy_buffer_size 128k;
    proxy_buffers 32 128k;
    proxy_busy_buffers_size 128k;

    server {
        listen       5005;
        server_name  localhost;
    	root /usr/share/nginx/html;
        #charset koi8-r;
        #access_log  logs/host.access.log  main;
    	location / {
	    try_files $uri $uri/ /index.html;
	    index index.html;
    	}
        # 按路径代理
        location ^~ /api/ {
            proxy_pass   http://192.168.8.100:5003/;
            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-Forwarded-Proto $scheme;
        }
        #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;
        }
    }
    # 按端口代理
    server {     
        listen       5003;        
        server_name  localhost;        
        location / {              
            proxy_pass   http://192.168.8.100:5003/;
            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-Forwarded-Proto $scheme;  
            # 关闭buffering，否则css样式代理不生效
            proxy_buffering off; 
        }
    }
}

注意

• 如果是布署在Docker里，则端口代理同时要将前后端口（些处为5005/5003）都绑定了来。