view mod_http_auth_check/mod_http_auth_check.lua @ 5406:b86d80e21c60

mod_http_oauth2: Validate consistency of response and grant types Ensure that these correlated fields make sense per RFC 7591 ยง 2.1, even though we currently only check the response type during authorization. This could probably all be deleted if (when!) we remove the implicit grant, since then these things don't make any sense anymore.
author Kim Alvefur <zash@zash.se>
date Tue, 02 May 2023 16:34:31 +0200
parents 5ca6d53d3186
children
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-- HTTP Is User Valid
-- By Nicolas Cedilnik <nicoco@nicoco.fr>

local jid_prep = require "util.jid".prep;
local jid_split = require "util.jid".split;
local test_password = require "core.usermanager".test_password;
local b64_decode = require "util.encodings".base64.decode;
local saslprep = require "util.encodings".stringprep.saslprep;
local realm = module:get_host() .. "/" .. module:get_name();
module:depends"http";

local function authenticate (event, path)
	local request = event.request;
	local response = event.response;
	local headers = request.headers;
	if not headers.authorization then
		response.headers.www_authenticate = ("Basic realm=%q"):format(realm);
		return 401
	end
	local from_jid, password = b64_decode(headers.authorization:match"[^ ]*$"):match"([^:]*):(.*)";
	from_jid = jid_prep(from_jid);
	password = saslprep(password);
	if from_jid and password then
		local user, host = jid_split(from_jid);
		local ok, err = test_password(user, host, password);
		if ok and user and host then
			return 200
		elseif err then
			return 401
		end
	end
end

module:provides("http", {
	route = {
		GET = authenticate
	};
});