Mercurial > prosody-modules
view mod_sslv3_warn/mod_sslv3_warn.lua @ 4537:53ee391ca689
mod_smacks: Fix traceback due to session being destroyed in send()
Sending something can cause the OS to notice that the connection is dead
and then the connection can be dead at this point. More likely if
opportunistic_writes is enabled.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Thu, 01 Apr 2021 11:35:26 +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);