lain.church-fe/collectd/prosody-collectd.lua

#!/usr/bin/env lua
local rquri = "http://localhost:5280/serverinfo"

local http = require "socket.http"
local socket = require "socket"

local hostname = os.getenv("COLLECTD_HOSTNAME") or os.getenv("HOSTNAME") or "lain.church"
local interval = os.getenv("COLLECTD_INTERVAL") or 60

while true do
 socket.sleep(interval)
 local request = {http.request(rquri)}
 local online,registered = request[1]:match('{"connected":(%d+),"registered":(%d+)}')
 online,registered = tonumber(online),tonumber(registered)
 print(string.format("PUTVAL %s/exec-prosody/prosody_connected interval=%d N:%d",hostname,interval,online))
 print(string.format("PUTVAL %s/exec-prosody/prosody_registered interval=%d N:%d",hostname,interval,registered))
end