mod_compliance_2023: Add 2023 Version of the compliance module, basis is the 2021 Version. diff --git a/mod_compliance_2023/README.md b/mod_compliance_2023/README.md new file mode 100644 --- /dev/null +++ b/mod_compliance_2023/README.md @@ -0,0 +1,22 @@ +--- +summary: XMPP Compliance Suites 2023 self-test +labels: +- Stage-Beta +rockspec: + dependencies: + - mod_cloud_notify + +... + +Compare the list of enabled modules with +[XEP-0479: XMPP Compliance Suites 2023] and produce basic report to the +Prosody log file. + +If installed with the Prosody plugin installer then all modules needed for a green checkmark should be included. (With prosody 0.12 only [mod_cloud_notify] is not included with prosody and we need the community module) + +# Compatibility + + Prosody-Version Status + --------------- ---------------------- + trunk Works as of 2024-12-21 + 0.12 Works diff --git a/mod_compliance_2023/mod_compliance_2023.lua b/mod_compliance_2023/mod_compliance_2023.lua new file mode 100644 --- /dev/null +++ b/mod_compliance_2023/mod_compliance_2023.lua @@ -0,0 +1,79 @@ +-- Copyright (c) 2021 Kim Alvefur +-- +-- This module is MIT licensed. + +local hostmanager = require "core.hostmanager"; + +local array = require "util.array"; +local set = require "util.set"; + +local modules_enabled = module:get_option_inherited_set("modules_enabled"); + +for host in pairs(hostmanager.get_children(module.host)) do + local component = module:context(host):get_option_string("component_module"); + if component then + modules_enabled:add(component); + modules_enabled:include(module:context(host):get_option_set("modules_enabled", {})); + end +end + +local function check(suggested, alternate, ...) + if set.intersection(modules_enabled, set.new({suggested; alternate; ...})):empty() then return suggested; end + return false; +end + +local compliance = { + array {"Server"; check("tls"); check("disco")}; + + array {"Advanced Server"; check("pep", "pep_simple")}; + + array {"Web"; check("bosh"); check("websocket")}; + + -- No Server requirements for Advanced Web + + array {"IM"; check("vcard_legacy", "vcard"); check("carbons"); check("http_file_share", "http_upload")}; + + array { + "Advanced IM"; + check("vcard_legacy", "vcard"); + check("blocklist"); + check("muc"); + check("private"); + check("smacks"); + check("mam"); + check("bookmarks"); + }; + + array {"Mobile"; check("smacks"); check("csi_simple", "csi_battery_saver")}; + + array {"Advanced Mobile"; check("cloud_notify")}; + + array {"A/V Calling"; check("turn_external", "external_services", "turncredentials", "extdisco")}; + +}; + +function check_compliance() + local compliant = true; + for _, suite in ipairs(compliance) do + local section = suite:pop(1); + if module:get_option_boolean("compliance_" .. section:lower():gsub("%A", "_"), true) then + local missing = set.new(suite:filter(function(m) return type(m) == "string" end):map(function(m) return "mod_" .. m end)); + if suite[1] then + if compliant then + compliant = false; + module:log("warn", "Missing some modules for XMPP Compliance 2023"); + end + module:log("info", "%s Compliance: %s", section, missing); + end + end + end + + if compliant then module:log("info", "XMPP Compliance 2023: Compliant ✔️"); end +end + +if prosody.start_time then + check_compliance() +else + module:hook_global("server-started", check_compliance); +end +

local st = require "util.stanza";
local jid = require "util.jid";

local bots = module:get_option_set("known_bots", {});

module:hook("muc-occupant-groupchat", function(event)
	if event.occupant then return end -- skip messages from actual occupants
	local room = event.room;

	if bots:contains(jid.bare(event.from)) or bots:contains(jid.host(event.from)) then

		local nick = room:get_registered_nick(jid);

		if not nick then
			-- Allow bot to specify its own nick, but we're appending '[bot]' to it.
			-- FIXME HATS!!!
			nick = event.stanza:get_child_text("nick", "http://jabber.org/protocol/nick");
			nick = (nick or jid.bare(event.from)) .. "[bot]";
		end

		local virtual_occupant_jid = jid.prep(room.jid .. "/" .. nick, true);
		if not virtual_occupant_jid then
			module:send(st.error_reply(event.stanza, "modify", "jid-malformed", "Nickname must pass strict validation", room.jid));
			return true;
		end

		local occupant = room:new_occupant(jid.bare(event.from), virtual_occupant_jid);
		local join = st.presence({from = event.from; to = virtual_occupant_jid});
		local dest_x = st.stanza("x", {xmlns = "http://jabber.org/protocol/muc#user"});
		occupant:set_session(event.from, join, true);
		room:save_occupant(occupant);
		room:publicise_occupant_status(occupant, dest_x);
		-- Inject virtual occupant to trick all the other hooks on this event that
		-- this is an actual legitimate participant.
		event.occupant = occupant;

	end
end, 66);

module:hook("muc-occupant-pre-join", function(event)
	local room = event.room;
	local nick = jid.resource(event.occupant.nick);
	if nick:sub(-5, -1) == "[bot]" then
		event.origin.send(st.error_reply(event.stanza, "modify", "policy-violation", "Only known bots may use the [bot] suffix", room.jid));
		return true;
	end
end, 3);

module:hook("muc-occupant-pre-change", function(event)
	local room = event.room;
	local nick = jid.resource(event.dest_occupant.nick);
	if nick:sub(-5, -1) == "[bot]" then
		event.origin.send(st.error_reply(event.stanza, "modify", "policy-violation", "Only known bots may use the [bot] suffix", room.jid));
		return true;
	end
end, 3);

if not module:get_option_boolean("bots_get_messages", true) then
	module:hook("muc-broadcast-message", function (event)
		event.room:broadcast(event.stanza, function (nick, occupant)
			if nick:sub(-5, -1) == "[bot]" or bots:contains(occupant.bare_jid) or bots:contains(jid.host(occupant.bare_jid)) then
				return false;
			else
				return true;
			end
		end);
		return true;
	end, -100);
end

if module:get_option_boolean("ignore_bot_errors", true) then
	module:hook("message/full", function (event)
		local stanza = event.stanza;
		if stanza.attr.type == "error" then
			if bots:contains(jid.bare(stanza.attr.from)) or bots:contains(jid.host(stanza.attr.from)) then
				module:log("debug", "Ignoring error from known bot");
				return true;
			end
		end
	end, 1);
end

assert(string.sub("foo[bot]", -5, -1) == "[bot]", "substring indicies, how do they work?");