File

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 nodeprep = require "util.encodings".stringprep.nodeprep;

local unprepped_access_lists = module:get_option("muc_access_lists", {});
local access_lists = {};

-- Make sure all input is prepped
for unprepped_room_name, unprepped_list in pairs(unprepped_access_lists) do
	local prepped_room_name = nodeprep(unprepped_room_name);
	if not prepped_room_name then
		module:log("error", "Invalid room name: %s", unprepped_room_name);
	else
		local prepped_list = {};
		for _, unprepped_jid in ipairs(unprepped_list) do
			local prepped_jid = jid.prep(unprepped_jid);
			if not prepped_jid then
				module:log("error", "Invalid JID: %s", unprepped_jid);
			else
				prepped_list[prepped_jid] = true;
			end
		end
		access_lists[prepped_room_name] = prepped_list;
	end
end

local function is_restricted(room, who)
	local allowed = access_lists[room];

	if allowed == nil or allowed[who] or allowed[select(2, jid.split(who))] then
		return nil;
	end

	return "forbidden";
end

module:hook("presence/full", function(event)
	local stanza = event.stanza;

	if stanza.name == "presence" and stanza.attr.type == "unavailable" then   -- Leaving events get discarded
		return;
	end

	-- Get the room
	local room = jid.split(stanza.attr.to);
        if not room then return; end

	-- Get who has tried to join it
	local who = jid.bare(stanza.attr.from)

	-- Checking whether room is restricted
	local check_restricted = is_restricted(room, who)
	if check_restricted ~= nil then
		event.allowed = false;
		event.stanza.attr.type = 'error';
		return event.origin.send(st.error_reply(event.stanza, "cancel", "forbidden", "You're not allowed to enter this room: " .. check_restricted));
	end
end, 10);