#user  nobody;
worker_processes  2;

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

#pid        logs/nginx.pid;


events {
    worker_connections  10240;
    #默认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"';
                      
   
		log_format  main  '"$remote_addr" "$http_x_real_ip" "[$time_local]" '
    									'"$status" "$request_time" "$upstream_response_time" "$body_bytes_sent" "$upstream_addr" "$cookie_jsessionid" "$request" '
											'"$http_referer" '
											'"$http_user_agent" "$http_x_forwarded_for" '
								      '"$upstream_cache_status" ';
		
		access_log  logs/mes-access.log  main;

    sendfile        on;
    #tcp_nopush     on;

    #keepalive_timeout  0;
    keepalive_timeout  65;
	
	lua_package_path "$prefix/?.luac;$prefix/?.lua;;";

    #gzip  on;
    gzip on; # enable gzip 
		gzip_http_version 1.1; # turn on gzip for http 1.1 and above 
		gzip_disable "msie6"; # IE 6 had issues with gzip 
		gzip_comp_level 8; # inc compresion level, and CPU usage 
		gzip_min_length 100; # minimal weight to gzip file 
		gzip_proxied any; # enable gzip for proxied requests (e.g. CDN) 
		gzip_buffers 16 8k; # compression buffers (if we exceed this value, disk will be used instead of RAM) 
		gzip_vary on; # add header Vary Accept-Encoding (more on that in Caching section) 
		# define files which should be compressed 
		gzip_types text/plain; 
		gzip_types text/css; 
		gzip_types application/javascript; 
		gzip_types application/json; 
		gzip_types application/vnd.ms-fontobject; 
		gzip_types application/x-font-ttf; 
		gzip_types font/opentype; 
		gzip_types image/svg+xml; 
		gzip_types image/x-icon; 
		
	#代表了临时文件夹
	proxy_temp_path d:/nginx-temp;
	#设置了缓存目录   proxy_cache_path d:/nginx-cache	
	#levels代表采用1:2也就是两级目录的形式保存缓存文件(静态资源css,js)，同时文件名进行了md5编码
	#keys_zone 定义缓存的名称及内存的使用，名称为babytun-cache,在内存中开始100m交换空间
	#inactive=7d 如果某个缓存文件超过7天没有被访问，则删除,如果7天内访问过，则延续7天
	#max_size=20g 代表设置文件夹最大不能超过20g,超过后会自动将访问频率（命中率）最低的缓存文件删除
	proxy_cache_path d:/nginx-cache levels=1:2  keys_zone=babytun-cache:100m  inactive=7d  max_size=20g;

    
    upstream uma-pct-web {
    ip_hash;
    #sticky;
    server 127.0.0.1:8080;
    #server 127.0.0.1:8331;
    # server 127.0.0.1:8332 down;
    # server 127.0.0.1:8333 down;
    # server 127.0.0.1:8080;
    }
    
    upstream mestar-rs-7.0 {
    ip_hash;
    #sticky;
    server 127.0.0.1:8340;
    # server 127.0.0.1:8341;
    }

    server {
        listen       80;
        server_name  127.0.0.1;
		
		client_max_body_size  0;

        #charset koi8-r;

        access_log  logs/mes-access.log  main;
		
		#静态资源缓存
		#利用正则表达式匹配url，匹配成功则执行内部逻辑
		#~* 不区分大小写，~ 区分大小写
		location ~* \.(gif|jpg|png|js|css)(.*)
		{
			proxy_pass http://uma-pct-web;
			proxy_set_header Host $host;
			proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
			proxy_cache babytun-cache;
			#如果静态资源响应状态码为200（成功）302 (暂定性重定向)时，缓存文件有效期一天 这个缓存有效期优先级高
			proxy_cache_valid 200 302 24h;  
			#301(永久性重定向) 缓存保存5天
			proxy_cache_valid 301 5d;
			proxy_cache_valid 504 10s;
            proxy_cache_valid any 1m; 
			#浏览器的缓存时间			
			expires      7d;
			add_header msg  "nginx cache ok";
		}

        location / {
            root   html;
            index  index.html index.htm;
			proxy_connect_timeout 90;
			proxy_send_timeout 300;
			proxy_read_timeout 300;
			send_timeout 300;
            #增加内容
            proxy_set_header X-Real-IP $remote_addr;#将header中设置为真实ip，而不是代理Ip
			proxy_set_header Host $host; #针对header中的host进行转发
			proxy_set_header X-Forwarded-Host $host;
			proxy_set_header X-Forwarded-Server $host;
			proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
			proxy_http_version 1.1;
			proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection "upgrade";
	  
            proxy_pass http://uma-pct-web;
            #health_check uri=/sessionDuplicate.jsp interval=10 fails=3 passes=2;
        }
        location /mestar-rs-7.0 {
            root   html;
            index  index.html index.htm;
            #增加内容
            proxy_set_header X-Real-IP $remote_addr;#将header中设置为真实ip，而不是代理Ip
						proxy_set_header Host $host; #针对header中的host进行转发
						proxy_set_header X-Forwarded-Host $host;
						proxy_set_header X-Forwarded-Server $host;
						proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
	  
            proxy_pass http://mestar-rs-7.0;
            #health_check uri=/sessionDuplicate.jsp interval=10 fails=3 passes=2;
        }
        location /lua { 
		        default_type text/plain; 
		        #content_by_lua 'ngx.say("hello, lua")';  cookie_desktopMenuStyle  cookie_JSESSIONID
		        content_by_lua ' if ngx.var.cookie_desktopMenuStyle == nil then ngx.say("cookie user: missing")
		        else
                ngx.say("cookie user: [", ngx.var.cookie_desktopMenuStyle, "]")
		         end ';
    		}        

        #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;
        }

        # proxy the PHP scripts to Apache listening on 127.0.0.1:80
        #
        #location ~ \.php$ {
        #    proxy_pass   http://127.0.0.1;
        #}

        # pass the PHP scripts to FastCGI server listening on 127.0.0.1:9000
        #
        #location ~ \.php$ {
        #    root           html;
        #    fastcgi_pass   127.0.0.1:9000;
        #    fastcgi_index  index.php;
        #    fastcgi_param  SCRIPT_FILENAME  /scripts$fastcgi_script_name;
        #    include        fastcgi_params;
        #}

        # deny access to .htaccess files, if Apache's document root
        # concurs with nginx's one
        #
        #location ~ /\.ht {
        #    deny  all;
        #}
    }


    # another virtual host using mix of IP-, name-, and port-based configuration
    #
    #server {
    #    listen       8000;
    #    listen       somename:8080;
    #    server_name  somename  alias  another.alias;

    #    location / {
    #        root   html;
    #        index  index.html index.htm;
    #    }
    #}


    # HTTPS server
    #
    #server {
    #    listen       443 ssl;
    #    server_name  localhost;

    #    ssl_certificate      cert.pem;
    #    ssl_certificate_key  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;
    #    }
    #}

}