From 77805ff36e6674ce6ebcce5dd54b45f452256f32 Mon Sep 17 00:00:00 2001
From: Valentin Lorentz <progval+git@progval.net>
Date: Fri, 28 Oct 2022 15:00:58 +0200
Subject: [PATCH] irclib: Abort authentication when server fails SCRAM
 challenge

Will be tested by irctest:
https://github.com/progval/irctest/pull/179
---
 src/irclib.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/irclib.py b/src/irclib.py
index 3c282186e..0e84d6685 100644
--- a/src/irclib.py
+++ b/src/irclib.py
@@ -2010,6 +2010,8 @@ class Irc(IrcCommandDispatcher, log.Firewalled):
         except scram.BadSuccessException as e:
             log.warning('%s: SASL authentication failed with SCRAM error: %e',
                     self.network, e)
+            self.sendMsg(ircmsgs.IrcMsg(command='AUTHENTICATE',
+                args=('*',)))
             self.tryNextSaslMechanism(msg)
         else:
             self.sendSaslString(b'')