support fastdfs

Author: yanue

vhost/fastdfs.conf

@@ -0,0 +1,35 @@
+server{
+    listen      80;
+    server_name static.saleasy.net static.isaleasy.com static.estt.com.cn;
+    
+    location ~* ^(\/pic\/M00(.+\.(jpg|jpeg|gif|png))_(\d+)+x(\d+)+\.(jpg|jpeg|gif|png))$ {
+            root /opt/fastdfs/thumb;    # 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 /opt/fastdfs/thumb;
+            set $fdfs_group_root /opt/fastdfs/pic/store0/data;
+            set $file $thumbnail_root$uri;           
+
+            if (!-f $file) {    # 如果文件不存在时才需要裁剪
+                    set $request_filepath $fdfs_group_root$2;    # 设置原始图片路径，如：/document_root/1.gif
+                    set $img_width $4;    # 设置裁剪/缩放的宽度
+                    set $img_height $5;    # 设置裁剪/缩放的高度
+                    set $img_ext $3;    # 图片文件格式后缀
+                    content_by_lua_file /etc/nginx/lua/img.lua;    # 加载外部 Lua 文件
+            }
+    }
+
+    location /pic/M00 {
+            alias /opt/fastdfs/pic/store0/data;
+            ngx_fastdfs_module;
+    }
+
+    location /media/M00 {
+            alias /opt/fastdfs/media/store0/data;
+            ngx_fastdfs_module;
+    }
+
+    location = /favicon.ico {
+            log_not_found off;
+            access_log off;
+    }
+}
+