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#!/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 <http://www.gnu.org/licenses/>.
# T5886: Add support for ACME protocol (LetsEncrypt), migrate https certbot
# to new "pki certificate" CLI tree
# T5902: Remove virtual-host
import os
import sys
from vyos.configtree import ConfigTree
from vyos.defaults import directories
from vyos.utils.process import cmd
vyos_certbot_dir = directories['certbot']
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)
base = ['service', 'https']
if not config.exists(base):
# Nothing to do
sys.exit(0)
if config.exists(base + ['certificates']):
# both domain-name and email must be set on CLI - ensured by previous verify()
domain_names = config.return_values(base + ['certificates', 'certbot', 'domain-name'])
email = config.return_value(base + ['certificates', 'certbot', 'email'])
config.delete(base + ['certificates'])
# Set default certname based on domain-name
cert_name = 'https-' + domain_names[0].split('.')[0]
# Overwrite certname from previous certbot calls if available
# We can not use python code like os.scandir due to filesystem permissions.
# This must be run as root
certbot_live = f'{vyos_certbot_dir}/live/' # we need the trailing /
if os.path.exists(certbot_live):
tmp = cmd(f'sudo find {certbot_live} -maxdepth 1 -type d')
tmp = tmp.split() # tmp = ['/config/auth/letsencrypt/live', '/config/auth/letsencrypt/live/router.vyos.net']
tmp.remove(certbot_live)
cert_name = tmp[0].replace(certbot_live, '')
config.set(['pki', 'certificate', cert_name, 'acme', 'email'], value=email)
config.set_tag(['pki', 'certificate'])
for domain in domain_names:
config.set(['pki', 'certificate', cert_name, 'acme', 'domain-name'], value=domain, replace=False)
# Update Webserver certificate
config.set(base + ['certificates', 'certificate'], value=cert_name)
if config.exists(base + ['virtual-host']):
allow_client = []
listen_port = []
listen_address = []
for virtual_host in config.list_nodes(base + ['virtual-host']):
allow_path = base + ['virtual-host', virtual_host, 'allow-client', 'address']
if config.exists(allow_path):
tmp = config.return_values(allow_path)
allow_client.extend(tmp)
port_path = base + ['virtual-host', virtual_host, 'listen-port']
if config.exists(port_path):
tmp = config.return_value(port_path)
listen_port.append(tmp)
listen_address_path = base + ['virtual-host', virtual_host, 'listen-address']
if config.exists(listen_address_path):
tmp = config.return_value(listen_address_path)
listen_address.append(tmp)
config.delete(base + ['virtual-host'])
for client in allow_client:
config.set(base + ['allow-client', 'address'], value=client, replace=False)
# clear listen-address if "all" were specified
if '*' in listen_address:
listen_address = []
for address in listen_address:
config.set(base + ['listen-address'], value=address, replace=False)
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)
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