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#!/usr/bin/env python3
#
# Copyright (C) 2020 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/>.
# - migrate relative path SSL certificate to absolute path, as certs are only
# allowed to stored in /config/user-data/sstp/ this is pretty straight
# forward move. Delete certificates from source directory
import os
import sys
from shutil import copy2
from stat import S_IRUSR, S_IWUSR, S_IRGRP, S_IROTH
from vyos.configtree import ConfigTree
if (len(sys.argv) < 1):
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_path = ['vpn', 'sstp', 'ssl']
if not config.exists(base_path):
# Nothing to do
sys.exit(0)
else:
cert_path_old ='/config/user-data/sstp/'
cert_path_new ='/config/auth/sstp/'
if not os.path.isdir(cert_path_new):
os.mkdir(cert_path_new)
#
# migrate ca-cert-file to new path
if config.exists(base_path + ['ca-cert-file']):
tmp = config.return_value(base_path + ['ca-cert-file'])
cert_old = cert_path_old + tmp
cert_new = cert_path_new + tmp
if os.path.isfile(cert_old):
# adjust file permissions on source file,
# permissions will be copied by copy2()
os.chmod(cert_old, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH)
copy2(cert_old, cert_path_new)
# delete old certificate file
os.unlink(cert_old)
config.set(base_path + ['ca-cert-file'], value=cert_new, replace=True)
#
# migrate cert-file to new path
if config.exists(base_path + ['cert-file']):
tmp = config.return_value(base_path + ['cert-file'])
cert_old = cert_path_old + tmp
cert_new = cert_path_new + tmp
if os.path.isfile(cert_old):
# adjust file permissions on source file,
# permissions will be copied by copy2()
os.chmod(cert_old, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH)
copy2(cert_old, cert_path_new)
# delete old certificate file
os.unlink(cert_old)
config.set(base_path + ['cert-file'], value=cert_new, replace=True)
#
# migrate key-file to new path
if config.exists(base_path + ['key-file']):
tmp = config.return_value(base_path + ['key-file'])
cert_old = cert_path_old + tmp
cert_new = cert_path_new + tmp
if os.path.isfile(cert_old):
# adjust file permissions on source file,
# permissions will be copied by copy2()
os.chmod(cert_old, S_IRUSR | S_IWUSR)
copy2(cert_old, cert_path_new)
# delete old certificate file
os.unlink(cert_old)
config.set(base_path + ['key-file'], value=cert_new, replace=True)
#
# check if old certificate directory exists but is empty
if os.path.isdir(cert_path_old) and not os.listdir(cert_path_old):
os.rmdir(cert_path_old)
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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