ngx.req.read_body()
local args = ngx.req.get_post_args()
body_json = ngx.req.get_body_data()
for key, val in pairs(args) do
if type(val) == "table" then
ngx.log(ngx.NOTICE, "--- 2 ---")
else
local cjson = require("cjson")
local j = cjson.decode(body_json)
ngx.var.agentip = j.ip
end