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local cache = ngx.shared.ceryx
local client_ip = ngx.var.remote_addr
local uri = ngx.var.uri
if uri == "/iui/framework/login.html" then
local value, flags = cache:get(client_ip)
if not value then
return
else
ngx.redirect("/iui/framework/main-page.html")
end
end
local referer = ngx.var.http_referer
local refererList = {
"/iui/framework/login.html",
"/iui/framework/css/login.css",
"/iui/component/thirdparty/font%-awesome/css/font%-awesome.min.css",
"/iui/framework/css/style%-custom.css"
}
local function referer_matches(t, r)
for k,_ in pairs(t) do
if string.match(r, t[k]) then
return true
end
end
return false
end
if referer and referer_matches(refererList, referer) then
return
end
local succ, err, forcible = cache:replace(client_ip, "place_holder", 3600)
if not succ then
if err == 'not found' then
ngx.log(ngx.WARN, "access record not found for "..client_ip..",redirect to login page")
ngx.redirect("/iui/framework/login.html")
else
ngx.log(ngx.WARN, err)
end
end
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