msb-core/openresty-ext/src/assembly/resources/openresty/nginx/luaext/iui_auth.lua

   1 local cache = ngx.shared.ceryx
   2 local client_ip = ngx.var.remote_addr
   3 local uri = ngx.var.uri
   4 if uri == "/iui/framework/login.html" then
   5         local value, flags = cache:get(client_ip)
   6         if not value then
   7                 return
   8         else
   9                 ngx.redirect("/iui/framework/main-page.html")
  10         end
  11 end
  12
  13 local referer =  ngx.var.http_referer
  14 local refererList = {
  15         "/iui/framework/login.html",
  16         "/iui/framework/css/login.css",
  17         "/iui/component/thirdparty/font%-awesome/css/font%-awesome.min.css",
  18         "/iui/framework/css/style%-custom.css"
  19 }
  20 local function referer_matches(t, r)
  21         for k,_ in pairs(t) do
  22                 if string.match(r, t[k]) then
  23                         return true
  24                 end
  25         end
  26         return false
  27 end
  28
  29 if referer and referer_matches(refererList, referer) then
  30         return
  31 end
  32
  33 local succ, err, forcible = cache:replace(client_ip, "place_holder", 3600)
  34 if not succ then
  35         if err == 'not found' then
  36                 ngx.log(ngx.WARN, "access record not found for "..client_ip..",redirect to login page")
  37                 ngx.redirect("/iui/framework/login.html")
  38         else
  39                 ngx.log(ngx.WARN, err)
  40         end
  41 end