diff --git a/conf/alchemy/admin.conf b/conf/alchemy/admin.conf
index 55c1623..823978c 100644
--- a/conf/alchemy/admin.conf
+++ b/conf/alchemy/admin.conf
@@ -19,6 +19,7 @@ server {
     set $upyun_bucket "alchemy";
     set $upyun_directory "music-room";
     set $upyun_cdn "https://upyun.alchemy-studio.cn/";
+    set $upyun_domain "https://upyun.alchemy-studio.cn";
     set $wx_domain "wx.alchemy-studio.cn";
     set $upt_secret "0D32E581A445404FA4C306709724FA07";
     set $upt_duration 3600;
diff --git a/conf/local_linux/admin.conf b/conf/local_linux/admin.conf
index 3cee503..fa5eab6 100644
--- a/conf/local_linux/admin.conf
+++ b/conf/local_linux/admin.conf
@@ -15,6 +15,7 @@ server {
     set $upyun_bucket "moicen";
     set $upyun_directory "music-room";
     set $upyun_cdn "https://upyun.dev.moicen.com/";
+    set $upyun_domain "https://upyun.alchemy-studio.cn";
     set $wx_domain "dev.wx.moicen.com";
     set $upt_secret "0D32E581A445404FA4C306709724FA07";
     set $upt_duration 3600;
diff --git a/conf/local_macos/admin.conf b/conf/local_macos/admin.conf
index 16625c4..6cefb91 100644
--- a/conf/local_macos/admin.conf
+++ b/conf/local_macos/admin.conf
@@ -15,6 +15,7 @@ server {
     set $upyun_bucket "moicen";
     set $upyun_directory "music-room";
     set $upyun_cdn "https://upyun.dev.moicen.com/";
+    set $upyun_domain "https://upyun.alchemy-studio.cn";
     set $wx_domain "dev.wx.moicen.com";
     set $upt_secret "0D32E581A445404FA4C306709724FA07";
     set $upt_duration 3600;
diff --git a/opm_install_require.sh b/opm_install_require.sh
new file mode 100644
index 0000000..1690a57
--- /dev/null
+++ b/opm_install_require.sh
@@ -0,0 +1,15 @@
+#!/bin/sh
+
+set -ex
+
+# Print table
+opm get DevonStrawn/Penlight
+
+# JWT
+opm get SkyLothar/lua-resty-jwt
+
+# Http client
+opm get ledgetech/lua-resty-http
+
+# UUID
+opm get thibaultcha/lua-resty-jit-uuid
\ No newline at end of file
diff --git a/scripts/lib/upyun_download.lua b/scripts/lib/upyun_download.lua
new file mode 100644
index 0000000..b8e6986
--- /dev/null
+++ b/scripts/lib/upyun_download.lua
@@ -0,0 +1,37 @@
+-- 指定模块引用目录，否则无法加载同目录下的其他文件
+--package.path = package.path .. ';/usr/local/opt/openresty/nginx/scripts/?.lua';
+package.path = package.path .. ';<SCRIPT_PATH>/?.lua';
+
+local _M = {}
+
+function _M.upyun_download(httpc, Upt, pl, uri)
+
+    ngx.log(ngx.INFO, "UPYUN DOWNLOAD : URI -> " .. uri)
+
+    local upt = Upt.upt(uri)
+    ngx.log(ngx.INFO, "UPYUN DOWNLOAD : UPT -> " .. upt)
+
+    local remote_url = ngx.var.upyun_domain .. uri .. "?_upt=" .. upt
+    ngx.log(ngx.INFO, "UPYUN DOWNLOAD : REMOTE_URL -> " .. remote_url)
+
+--     ngx.log(ngx.INFO, "REQUEST UPYUN DOWNLOAD : HTTPC -> " .. pl.write(httpc))
+
+    local no_exception, resp, resp_err = pcall(httpc.request_uri, httpc, remote_url,
+            {
+                ssl_verify = false, -- 设置参数 ssl_verify 为false 不校验ssl证书
+                method = "GET",
+            })
+
+    -- TODO: send resp.body to Flask API (ai-api) -> convert_mxml_to_xml() -> XML string
+    -- local xml = ai-api.convert_mxml_to_xml(resp.body)
+    -- ngx.log(xml)
+
+    ngx.log(ngx.INFO, "RESP -> ", pl.write(resp))
+    -- save the content to a file
+    local f = assert(io.open('/tmp/test.jpg', 'wb')) -- open in "binary" mode
+    f:write(resp.body)
+    f:close()
+
+end
+
+return _M
\ No newline at end of file
diff --git a/scripts/upyun_download.lua b/scripts/upyun_download.lua
index 7b92f7b..6b6c3a4 100644
--- a/scripts/upyun_download.lua
+++ b/scripts/upyun_download.lua
@@ -1,56 +1,24 @@
---➤ curl 'http://admin.localhost:8088/api/ngx/upyun_download?uri=%2Fmusic-room%2F17c832cb-bc6b-41f7-96cd-190b7fe4a3d7.jpeg'
+-- 本地测试命令 curl 'http://admin.localhost:8088/api/ngx/upyun_download?uri=/music-room/17c832cb-bc6b-41f7-96cd-190b7fe4a3d7.jpeg'
+-- 指定模块引用目录，否则无法加载同目录下的其他文件
+--package.path = package.path .. ';/usr/local/opt/openresty/nginx/scripts/?.lua';
 package.path = package.path .. ';<SCRIPT_PATH>/?.lua';
 
-local Upt = require("lib.upt")
--- local yun = require("lib.upyun")
-local http = require 'resty.http'
 local pl = require "pl.pretty"
-
-local uri = ngx.unescape_uri(ngx.var.arg_uri)
-
--- ngx.log(ngx.INFO, 'Upyun download uri -> ' .. uri)
-ngx.log(ngx.INFO, "URI -> " .. uri)
-
--- local encode_http_uri = ngx.escape_uri(uri)
---local encode_http_uri = uri
---ngx.log(ngx.INFO, encode_http_uri)
-
-local _upt = Upt.upt(uri)
-
-ngx.log(ngx.INFO, "UPT -> " .. _upt)
-
-local remote_url = "https://upyun.alchemy-studio.cn" .. uri .. "?_upt=" .. _upt
-
-ngx.log(ngx.INFO, "REMOTE_URL -> " .. remote_url)
+local http = require 'resty.http'
+local yun_download = require("lib.upyun_download")
+local Upt = require("lib.upt")
 
 local httpc = http:new()
 
--- local no_exception, resp, resp_err = pcall(httpc.request_uri, httpc, remote_url,
---         {
---             ssl_verify = false, -- 设置参数 ssl_verify 为false 不校验ssl证书
---             method = "GET",
---         })
---
--- ngx.log("RESP -> ", pl.write(resp)
---
--- local file = assert(io.open('test.jpg', 'wb')
--- f:write(resp.body)
---
--- f:close()
+-- ngx.log(ngx.INFO, "REQUEST UPYUN DOWNLOAD : HTTPC -> " .. pl.write(httpc))
 
-local no_exception, resp, resp_err = pcall(httpc.request_uri, httpc, remote_url,
-        {
-            ssl_verify = false, -- 设置参数 ssl_verify 为false 不校验ssl证书
-            method = "GET",
-        })
+local function upyun_download_file()
 
---TODO: send resp.body to Flask API (ai-api) -> convert_mxml_to_xml() -> XML string
--- local xml = ai-api.convert_mxml_to_xml(resp.body)
--- ngx.log(xml)
+    local uri = ngx.unescape_uri(ngx.var.arg_uri)
+    ngx.log(ngx.INFO, "REQUEST UPYUN DOWNLOAD : URI -> " .. uri)
+    yun_download.upyun_download(httpc, Upt, pl, uri)
+
+end
+
+upyun_download_file()
 
-ngx.log(ngx.INFO, "RESP -> ", pl.write(resp))
----- save the content to a file
-local f = assert(io.open('/tmp/test.jpg', 'wb')) -- open in "binary" mode
-f:write(resp.body)
---
-f:close()