view mod_sslv3_warn/mod_sslv3_warn.lua @ 6281:17d9533f7596

mod_http_oauth2: Reject invalid attempt to register client without credentials The implicit flow works without a client_secret since the token is delivered directly, but all other currently supported grant types require client to authenticate using credentials, so it makes no sense to not issue credentials then.
author Kim Alvefur <zash@zash.se>
date Thu, 03 Jul 2025 15:45:00 +0200
parents 37cef218ba20
children
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local st = require"util.stanza";
local host = module.host;

local warning_message = module:get_option_string("sslv3_warning", "Your connection is encrypted using the SSL 3.0 protocol, which has been demonstrated to be insecure and will be disabled soon.  Please upgrade your client.");

module:hook("resource-bind", function (event)
	local session = event.session;
	module:log("debug", "mod_%s sees that %s logged in", module.name, session.username);

	local ok, protocol = pcall(function(session)
		return session.conn:socket():info"protocol";
	end, session);
	if not ok then
		module:log("debug", protocol);
	elseif protocol == "SSLv3" then
		module:add_timer(15, function ()
			if session.type == "c2s" and session.resource then
				session.send(st.message({ from = host, type = "headline", to = session.full_jid }, warning_message));
			end
		end);
	end
end);