From 9ff74d4370f0a5f66c303074796dab8b1ca5c4a5 Mon Sep 17 00:00:00 2001 From: Alex W Date: Mon, 29 Apr 2024 20:53:51 +0100 Subject: openconnect: T4982: Support defining minimum TLS version in openconnect VPN --- src/migration-scripts/openconnect/2-to-3 | 50 ++++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100755 src/migration-scripts/openconnect/2-to-3 (limited to 'src') diff --git a/src/migration-scripts/openconnect/2-to-3 b/src/migration-scripts/openconnect/2-to-3 new file mode 100755 index 000000000..e78fc8a91 --- /dev/null +++ b/src/migration-scripts/openconnect/2-to-3 @@ -0,0 +1,50 @@ +#!/usr/bin/env python3 +# +# Copyright (C) 2024 VyOS maintainers and contributors +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License version 2 or later as +# published by the Free Software Foundation. +# +# 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 . + +# T4982: Retain prior default TLS version (v1.0) when upgrading installations with existing openconnect configurations + +import sys + +from vyos.configtree import ConfigTree + +if len(sys.argv) < 2: + print("Must specify file name!") + sys.exit(1) + +file_name = sys.argv[1] + +with open(file_name, 'r') as f: + config_file = f.read() + + +config = ConfigTree(config_file) +cfg_base = ['vpn', 'openconnect'] + +# bail out early if service is unconfigured +if not config.exists(cfg_base): + sys.exit(0) + +# new default is TLS 1.2 - set explicit old default value of TLS 1.0 for upgraded configurations to keep compatibility +tls_min_path = cfg_base + ['tls-version-min'] +if not config.exists(tls_min_path): + config.set(tls_min_path, value='1.0') + +try: + with open(file_name, 'w') as f: + f.write(config.to_string()) +except OSError as e: + print("Failed to save the modified config: {}".format(e)) + sys.exit(1) -- cgit v1.2.3