NGINX重定向解决跨域问题

worker_processes    auto;

# error_log    logs/error.log crit;
# pid    logs/nginx.pid;

# user    appdeploy;

# worker_rlimit_nofile    131072;

events {
#    use    epoll;
    worker_connections    102400;
}

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

    log_format    main  '$http_x_forwarded_for $remote_addr - [$time_local] $request $status $body_bytes_sent $request_time  $http_referer $http_user_agent $upstream_addr $upstream_status $upstream_response_time';

#    access_log    logs/access.log  main;
#    error_log    logs/error.log crit;

    sendfile    on;
    keepalive_timeout    65;

    gzip    on;
    /**
    *
    *以下为重定向的目标地址与端口号
    *
    */
    upstream    80_api {
        server    10.0.0.0:19400;
        }
		
	upstream    6080_api {
        server    10.0.0.0:6080;
		keepalive 2000;
        }
	upstream    4200_api {
        server    10.0.0.0:4200;
		keepalive 2000;
        }	
		
	upstream    futaiping {
        server    10.0.0.0:9090;
        }

	#map $http_upgrade $connection_upgrade {
    #    default upgrade;
    #    '' close;
    #}

    server     {
        /***
        *以下为nginx起的端口服务，也是访问项目的地址端口号
        **/
        listen    8099;
        server_name    localhost;
         
        #root /app/sfkvm_web;
		/**
		* 默认重定向地址
		*/
		location    /     {
            proxy_http_version    1.1;
            proxy_set_header Connection    "";
            proxy_set_header Host    $host;
            proxy_set_header   X-Real-IP    $remote_addr;
            proxy_set_header   X-Forwarded-For    $proxy_add_x_forwarded_for;
			client_max_body_size  500m;
            proxy_pass    http://futaiping;
			proxy_connect_timeout 3600s;
			proxy_send_timeout 3600s;
			proxy_read_timeout 3600s;
        }
		
    	/**
		* 请求带/websockify后缀重定向地址
		*/
        location    /websockify     {
            proxy_http_version    1.1;
            proxy_set_header Connection    "";
            proxy_set_header Host    $host;
            proxy_set_header   X-Real-IP    $remote_addr;
            proxy_set_header   X-Forwarded-For    $proxy_add_x_forwarded_for;
			client_max_body_size  500m;
            proxy_pass    http://6080_api;
			proxy_connect_timeout 3600s;
			proxy_send_timeout 3600s;
			proxy_read_timeout 3600s;
			proxy_set_header Upgrade $http_upgrade;
			proxy_set_header Connection "upgrade";
        }
		/**
		* 请求带/hostconsole重定向配置
		*/
		location    /hostconsole     {
            proxy_http_version    1.1;
            proxy_set_header Connection    "";
            proxy_set_header Host    $host;
            proxy_set_header   X-Real-IP    $remote_addr;
            proxy_set_header   X-Forwarded-For    $proxy_add_x_forwarded_for;
			client_max_body_size  500m;
            proxy_pass    http://4200_api;
			proxy_connect_timeout 3600s;
			proxy_send_timeout 3600s;
			proxy_read_timeout 3600s;
        }
    	/**
		* 请求带/api重定向配置
		*/
		location    /api     {
            proxy_http_version    1.1;
            proxy_set_header Connection    "";
            proxy_set_header Host    $host;
            proxy_set_header   X-Real-IP    $remote_addr;
            proxy_set_header   X-Forwarded-For    $proxy_add_x_forwarded_for;
			client_max_body_size  500m;
            proxy_pass    http://80_api;
			proxy_connect_timeout 3600s;
			proxy_send_timeout 3600s;
			proxy_read_timeout 3600s;
        }


        error_page    500 502 503 504  /50x.html;
        location = /50x.html {
            root    html;
        }
    }
}