upstream bd_interface {
    server 10.1.1.1:8080;
    check interval=3000 rise=2 fall=5 timeout=2000 type=http;
    check_http_send "HEAD / HTTP/1.0\r\n\r\n";
    check_http_expect_alive http_2xx http_3xx http_4xx;
}

#鏡像流量也可以負載均衡
upstream mirror_interface1 {
    server 10.2.1.1:9090;
    check interval=3000 rise=2 fall=5 timeout=2000 type=http;
    check_http_send "HEAD / HTTP/1.0\r\n\r\n";
    check_http_expect_alive http_2xx http_3xx http_4xx;
}

#鏡像流量也可以負載均衡
upstream mirror_interface2 {
    server 10.3.1.1:9090;
    check interval=3000 rise=2 fall=5 timeout=2000 type=http;
    check_http_send "HEAD / HTTP/1.0\r\n\r\n";
    check_http_expect_alive http_2xx http_3xx http_4xx;
}


server {
    listen       80;
    server_name  xxx;
    access_log  logs/bd-interface.log  access_json;
    charset utf8;
    client_max_body_size 800M;

    gzip  on;
    gzip_min_length 5k;
    gzip_comp_level 8;
    gzip_types application/javascript text/css text/javascript image/jpeg image/gif image/png application/json;

    proxy_read_timeout 600s;
    proxy_connect_timeout   600s;
    proxy_send_timeout      600s;


    location / {
		mirror /mirror1;
		mirror /mirror2; #兩份鏡像
		mirror_request_body on;

		proxy_http_version 1.1;
		proxy_pass http://bd_interface;
		proxy_next_upstream http_500 http_502 http_503 http_504 http_403 http_404 http_429 error timeout invalid_header non_idempotent;
		proxy_redirect off;
		proxy_set_header Host $host:$server_port;
		proxy_set_header X-Real-IP $remote_addr;
		proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
		proxy_connect_timeout    20;
		proxy_read_timeout       1000;
		proxy_send_timeout       300;
		proxy_buffer_size 64k;
		proxy_buffers   32 32k;
		proxy_busy_buffers_size 128k;
    }
    location /mirror1 {
		internal; #只有內(nèi)部請求可以調(diào)用
		proxy_pass http://127.0.0.1:10991$request_uri; #配置鏡像日志,mirror本身不支持日志
		proxy_set_header X-Original-URI $request_uri;
    }


    location /mirror2 {
		internal; #只有內(nèi)部請求可以調(diào)用
		proxy_pass http://127.0.0.1:10992$request_uri; #配置鏡像日志,mirror本身不支持日志
		proxy_set_header X-Original-URI $request_uri;
    }


    #狀態(tài)監(jiān)控
    location /nginx_status {
        stub_status on;
        access_log off;
    }
    #狀態(tài)監(jiān)控
    location /check_status {
        check_status;
        access_log off;
    }
}

server {
	listen 10992;
	server_name 127.0.0.1;
	client_max_body_size 800M;

    proxy_read_timeout 600s;
    proxy_connect_timeout   600s;
    proxy_send_timeout      600s;

	access_log  logs/bd-interface.log  access_json;
	location / {
		    proxy_http_version 1.1; #流量和并發(fā)大時必須使用http1.1
			proxy_pass http://mirror_interface2;
	}
}


server {
	listen 10991;
	server_name 127.0.0.1;
	client_max_body_size 800M;

    proxy_read_timeout 600s;
    proxy_connect_timeout   600s;
    proxy_send_timeout      600s;

	access_log  logs/bd-interface.log  access_json;
	location / {
		proxy_http_version 1.1;#流量和并發(fā)大時必須使用http1.1
		proxy_pass http://mirror_interface1;
	}
}