view mod_measure_client_identities/mod_measure_client_identities.lua @ 4976:75b6e5df65f9

various: Improve error reporting if missing file server module on 0.12 If there is some error loading net.http.files then it would be swallowed by the pcall and then it would proceed to trying mod_http_files, which might cause unexpected behavior on 0.12 Ref #1765
author Kim Alvefur <zash@zash.se>
date Mon, 18 Jul 2022 22:47:54 +0200
parents fdbf7c2aed7b
children
line wrap: on
line source

module:set_global();

local measure = require"core.statsmanager".measure;

local counters = {
	unknown = measure("amount", "client_identities.unknown"),
};

module:hook("stats-update", function ()
	local buckets = {
		unknown = 0,
	};
	for _, session in pairs(prosody.full_sessions) do
		if session.caps_cache ~= nil then
			local node_string = session.caps_cache.attr.node;
			local node = node_string:match("([^#]+)");
			if buckets[node] == nil then
				buckets[node] = 0;
			end
			buckets[node] = buckets[node] + 1;
		else
			buckets.unknown = buckets.unknown + 1;
		end
	end
	local visited = {};
	for bucket, count in pairs(buckets) do
		if counters[bucket] == nil then
			counters[bucket] = measure("amount", "client_identities."..bucket);
		end
		counters[bucket](count);
		visited[bucket] = true;
	end
	for bucket, counter in pairs(counters) do
		if not visited[bucket] then
			counter(0);
		end
	end
end)