nginx 设置为图片服务器，及tcp端口转发

#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  10240;
}


stream {
    server {
        listen 14144;
        proxy_pass app;
    }
 
    upstream app {
	    least_conn;
        server 127.0.0.1:8102;
        server 127.0.0.1:8103;
        server 127.0.0.1:8104;
    }
}


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;

    server {
        listen       8881;
        server_name  localhost;
		
		charset utf-8;
		location ~ .*\.(gif|jpg|jpeg|png)$ {  
		expires 24h;  
		root D:\ES\Image\Restorator;#指定图片存放路径  
		access_log D:\ES\Image\Restorator\images.log;#日志存放路径  
		proxy_store on;  
		proxy_store_access user:rw group:rw all:rw;  
		proxy_temp_path  D:\ES\Image\Restorator;#图片访问路径  
		proxy_redirect     off;  
		proxy_set_header    Host 127.0.0.1;  
		client_max_body_size  10m;  
		client_body_buffer_size 1280k;  
		proxy_connect_timeout  900;  
		proxy_send_timeout   900;  
		proxy_read_timeout   900;  
		proxy_buffer_size    40k;  
		proxy_buffers      40 320k;  
		proxy_busy_buffers_size 640k;  
		proxy_temp_file_write_size 640k;  
		if ( !-e $request_filename)  
		{  
		 proxy_pass http://127.0.0.1:8881;#默认80端口  
		}  
		}


        #charset koi8-r;

        #access_log  logs/host.access.log  main;

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

        #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;
    #    }
    #}

}