Returns a 200OK as a status check (haproxy)

status.lua

status = {}

status.version = "0.0.1"

status.startup = function()
	core.Info("[status] status script v" .. status.version);
end

status.run = function(applet)
	local response = "200 OK"
 	local response_length = string.len(response)

  	applet:set_status(200)
	applet:add_header("Content-Length", response_length)
	applet:add_header("Content-Type", "text/plain")
	applet:start_response()
	applet:send(response)
end

core.register_init(status.startup)
core.register_service("status", "http", status.run)