fix upt calculate issue

scripts/lib/upt.lua

@@ -7,8 +7,20 @@ local _M = {}
 --local strip_path = require("strip_path")
 --local Upyun = require('upyun')
 
+function host(s)
+    return (s.."/"):match("://(.-)/")
+end
+
+
 function _M.upt(uri)
-    local secret = ngx.var.upt_secret
+    local hostname = host(uri)
+
+    local upt_table = {}
+    upt_table["moicen.com"] = ngx.var.upt_moicen_secret,
+    upt_table["alchemy-studio.cn"] = ngx.var.upt_alchemy_secret,
+    upt_table["huiwings.cn"] = ngx.var.upt_huiwings_secret
+    local secret = upt_table[hostname]
+    ngx.log(ngx.INFO, 'url...' .. uri .. ' host...' .. hostname .. 'secret...' .. secret)
     local duration = ngx.var.upt_duration
     local etime = os.time() + duration
     local sign = ngx.md5(secret .. '&' .. etime .. '&' .. uri)