Clear out obsolete IRC configuration

README.md

@@ -15,7 +15,7 @@
 ## Private settings
 
 The production server uses /etc/buildbot/settings.yaml configuration file which
-contains secrets like the IRC nickname password.
+contains necessary secrets and other configuration.
 
 ## Update requirements
 

master/custom/settings.py

@@ -8,10 +8,6 @@
 DEFAULTS = dict(
     web_port=9011,
     worker_port=9021,
-    irc_notice=False,
-    irc_host="irc.libera.chat",
-    irc_channel="#python-dev-notifs",
-    irc_nick="py-bb-test",
     buildbot_url="http://localhost:9011/",
     db_url="sqlite:///state.sqlite",
     do_auth=False,

master/master.cfg

@@ -366,7 +366,7 @@ c["www"] = dict(
 
 # 'services' is a list of Status Targets. The results of each build will be
 # pushed to these targets. buildbot/reporters/*.py has a variety to choose from,
-# including web pages, email senders, and IRC bots.
+# including web pages, email senders, etc.
 
 c["services"] = []
 
@@ -391,27 +391,6 @@ if bool(settings.send_mail):
         )
     )
 
-if bool(settings.irc_notice):
-    irc_args = dict(
-        host=str(settings.irc_host),
-        nick=str(settings.irc_nick),
-        channels=[dict(channel=str(settings.irc_channel))],
-        notify_events=set(
-            settings.get(
-                'irc_notify_events',
-                # 'cancelled' is not logged to avoid spaming IRC when
-                # a "pull-request-scheduler" is cancelled
-                ['better', 'worse', 'exception']
-                )
-            ),
-        useColors=True,
-        )
-    password = settings.get('irc_password', None)
-    if password:
-        irc_args['useSASL'] = True
-        irc_args['password'] = password
-    c["services"].append(reporters.IRC(**irc_args))
-
 c["services"].append(
     reporters.GitHubStatusPush(
         str(settings.github_status_token),