# This file is part of IRC Bot Behavior Bundle (IB3)
# Copyright (C) 2017 Bryan Davis and contributors
#
# This program is free software: you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the Free
# Software Foundation, either version 3 of the License, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
# more details.
#
# You should have received a copy of the GNU General Public License along with
# this program. If not, see <http://www.gnu.org/licenses/>.
import logging
import ssl
import irc.connection
logger = logging.getLogger(__name__)
[docs]class SSL:
"""Use SSL connections."""
[docs] def __init__(self, *args, **kwargs):
self._ssl_context = ssl.SSLContext(protocol=ssl.PROTOCOL_TLS_CLIENT)
self._ssl_context.load_default_certs()
# Unfortunately the upstream library doesn't give us a simple way to
# pass the IRC server hostname to the socket factory for SNI and cert
# verification. See https://github.com/jaraco/irc/issues/216
self._ssl_context.check_hostname = False
self._ssl_context.verify_mode = ssl.CERT_NONE
kwargs["connect_factory"] = irc.connection.Factory(
wrapper=self._ssl_context.wrap_socket,
)
super().__init__(*args, **kwargs)