change readme

	typechange: nginx.conf
	modified:   vhost/demo.conf
	modified:   README.md
	deleted:    lua/fastdfs.lua
	deleted:    lua/restyfastdfs.lua

Author: yanue

nginx.conf

@@ -0,0 +1,57 @@
+user www www;
+worker_processes 4;
+worker_cpu_affinity 1000 0100 0010 0001;
+error_log /opt/logs/nginx/error.log error;
+pid /var/run/nginx.pid;
+worker_rlimit_nofile 65535;
+events
+{
+	use epoll;
+	worker_connections 65535;
+}
+http
+{
+    limit_conn_zone $binary_remote_addr zone=one:10m;
+    limit_conn_zone $server_name zone=perserver:10m;
+	include mime.types;
+	include fastcgi.conf;
+	default_type application/octet-stream;
+	charset utf-8;
+	server_names_hash_bucket_size 128;
+	client_header_buffer_size 32k;
+	large_client_header_buffers 4 64k;
+	sendfile on;
+	autoindex off;
+	tcp_nopush on;
+	tcp_nodelay on;
+	keepalive_timeout 120;
+
+
+	fastcgi_connect_timeout 60;
+	fastcgi_send_timeout 60;
+	fastcgi_read_timeout 60;
+	fastcgi_buffer_size 128k;
+	fastcgi_buffers 8 128k;
+	fastcgi_busy_buffers_size 128k;
+	fastcgi_temp_file_write_size 128k;
+
+
+	gzip on;
+	gzip_min_length 1k;
+	gzip_buffers 4 16k;
+	gzip_http_version 1.0;
+	gzip_comp_level 2;
+	gzip_types text/plain application/x-javascript text/css application/xml;
+	gzip_vary on;
+
+	log_format main '$remote_addr - $remote_user [$time_local] "$request" '
+	'$status $body_bytes_sent "$http_referer" '
+	'"$http_user_agent" $http_x_forwarded_for';
+
+	client_max_body_size 200m;
+
+	#lua_package_path "/etc/nginx/lua/?.lua";
+
+	include /etc/nginx/vhost/*.conf;
+}
+

nginx.conf

@@ -16,11 +16,12 @@ server {
       		content_by_lua 'ngx.say("hello, ttlsa lua")';
     }
 
-    #/thumbnail目录下的图片请求不经过缩略图模块
+    #/thumb目录下的图片请求不经过缩略图模块
     location ^~ /thumb/ {
 
     }
 
+    # 所有符合规则的图片/xx/xx/xx.jpg_100x100.jpg
     location ~* ^(.+\.(jpg|jpeg|gif|png))_(\d+)+x(\d+)+\.(jpg|jpeg|gif|png)$ {
             root $root_path;    # 这里必须设置，否则根目录，即 $document_root 会是 Nginx 默认的 Nginx Root/html，在 Lua 中会得不到期望的值
             set $thumbnail_root $root_path/thumb;