From 9ab6665c80c30bf446d94620fc9d85b052d48072 Mon Sep 17 00:00:00 2001 From: Christian Breunig Date: Fri, 5 Jan 2024 22:35:59 +0100 Subject: https: T5886: migrate https certbot to new "pki certificate" CLI tree --- src/conf_mode/service_https.py | 67 +++--------- .../service_https_certificates_certbot.py | 114 --------------------- src/migration-scripts/https/5-to-6 | 69 +++++++++++++ 3 files changed, 82 insertions(+), 168 deletions(-) delete mode 100755 src/conf_mode/service_https_certificates_certbot.py create mode 100755 src/migration-scripts/https/5-to-6 (limited to 'src') diff --git a/src/conf_mode/service_https.py b/src/conf_mode/service_https.py index cb40acc9f..2e7ebda5a 100755 --- a/src/conf_mode/service_https.py +++ b/src/conf_mode/service_https.py @@ -22,7 +22,6 @@ from copy import deepcopy from time import sleep import vyos.defaults -import vyos.certbot_util from vyos.base import Warning from vyos.config import Config @@ -33,8 +32,6 @@ from vyos.pki import wrap_certificate from vyos.pki import wrap_private_key from vyos.template import render from vyos.utils.process import call -from vyos.utils.process import is_systemd_service_running -from vyos.utils.process import is_systemd_service_active from vyos.utils.network import check_port_availability from vyos.utils.network import is_listen_port_bind_service from vyos.utils.file import write_file @@ -46,12 +43,11 @@ config_file = '/etc/nginx/sites-available/default' systemd_override = r'/run/systemd/system/nginx.service.d/override.conf' cert_dir = '/etc/ssl/certs' key_dir = '/etc/ssl/private' -certbot_dir = vyos.defaults.directories['certbot'] api_config_state = '/run/http-api-state' systemd_service = '/run/systemd/system/vyos-http-api.service' -# https config needs to coordinate several subsystems: api, certbot, +# https config needs to coordinate several subsystems: api, # self-signed certificate, as well as the virtual hosts defined within the # https config definition itself. Consequently, one needs a general dict, # encompassing the https and other configs, and a list of such virtual hosts @@ -63,7 +59,6 @@ default_server_block = { 'name' : ['_'], 'api' : False, 'vyos_cert' : {}, - 'certbot' : False } def get_config(config=None): @@ -80,7 +75,6 @@ def get_config(config=None): https = conf.get_config_dict(base, get_first_key=True, with_pki=True) - https['children_changed'] = diff.node_changed_children(base) https['api_add_or_delete'] = diff.node_changed_presence(base + ['api']) if 'api' not in https: @@ -100,7 +94,6 @@ def get_config(config=None): http_api['vrf'] = conf.return_value(vrf_path) https['api'] = http_api - return https def verify(https): @@ -119,25 +112,17 @@ def verify(https): cert_name = certificates['certificate'] if cert_name not in https['pki']['certificate']: - raise ConfigError("Invalid certificate on https configuration") + raise ConfigError('Invalid certificate on https configuration') pki_cert = https['pki']['certificate'][cert_name] if 'certificate' not in pki_cert: - raise ConfigError("Missing certificate on https configuration") + raise ConfigError('Missing certificate on https configuration') if 'private' not in pki_cert or 'key' not in pki_cert['private']: raise ConfigError("Missing certificate private key on https configuration") - - if 'certbot' in https['certificates']: - vhost_names = [] - for _, vh_conf in https.get('virtual-host', {}).items(): - vhost_names += vh_conf.get('server-name', []) - domains = https['certificates']['certbot'].get('domain-name', []) - domains_found = [domain for domain in domains if domain in vhost_names] - if not domains_found: - raise ConfigError("At least one 'virtual-host server-name' " - "matching the 'certbot domain-name' is required.") + else: + Warning('No certificate specified, using buildin self-signed certificates!') server_block_list = [] @@ -255,22 +240,6 @@ def generate(https): for block in server_block_list: block['vyos_cert'] = vyos_cert_data - # letsencrypt certificate using certbot - - certbot = False - cert_domains = cert_dict.get('certbot', {}).get('domain-name', []) - if cert_domains: - certbot = True - for domain in cert_domains: - sub_list = vyos.certbot_util.choose_server_block(server_block_list, - domain) - if sub_list: - for sb in sub_list: - sb['certbot'] = True - sb['certbot_dir'] = certbot_dir - # certbot organizes certificates by first domain - sb['certbot_domain_dir'] = cert_domains[0] - if 'api' in list(https): vhost_list = https.get('api-restrict', {}).get('virtual-host', []) if not vhost_list: @@ -283,7 +252,6 @@ def generate(https): data = { 'server_block_list': server_block_list, - 'certbot': certbot } render(config_file, 'https/nginx.default.j2', data) @@ -297,27 +265,18 @@ def apply(https): https_service_name = 'nginx.service' if https is None: - if is_systemd_service_active(f'{http_api_service_name}'): - call(f'systemctl stop {http_api_service_name}') + call(f'systemctl stop {http_api_service_name}') call(f'systemctl stop {https_service_name}') return - if 'api' in https['children_changed']: - if 'api' in https: - if is_systemd_service_running(f'{http_api_service_name}'): - call(f'systemctl reload {http_api_service_name}') - else: - call(f'systemctl restart {http_api_service_name}') - # Let uvicorn settle before (possibly) restarting nginx - sleep(1) - else: - if is_systemd_service_active(f'{http_api_service_name}'): - call(f'systemctl stop {http_api_service_name}') + if 'api' in https: + call(f'systemctl reload-or-restart {http_api_service_name}') + # Let uvicorn settle before (possibly) restarting nginx + sleep(1) + else: + call(f'systemctl stop {http_api_service_name}') - if (not is_systemd_service_running(f'{https_service_name}') or - https['api_add_or_delete'] or - set(https['children_changed']) - set(['api'])): - call(f'systemctl restart {https_service_name}') + call(f'systemctl reload-or-restart {https_service_name}') if __name__ == '__main__': try: diff --git a/src/conf_mode/service_https_certificates_certbot.py b/src/conf_mode/service_https_certificates_certbot.py deleted file mode 100755 index 1a6a498de..000000000 --- a/src/conf_mode/service_https_certificates_certbot.py +++ /dev/null @@ -1,114 +0,0 @@ -#!/usr/bin/env python3 -# -# Copyright (C) 2019-2020 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 . - -import sys -import os - -import vyos.defaults -from vyos.config import Config -from vyos import ConfigError -from vyos.utils.process import cmd -from vyos.utils.process import call -from vyos.utils.process import is_systemd_service_running - -from vyos import airbag -airbag.enable() - -vyos_conf_scripts_dir = vyos.defaults.directories['conf_mode'] -vyos_certbot_dir = vyos.defaults.directories['certbot'] - -dependencies = [ - 'service_https.py', -] - -def request_certbot(cert): - email = cert.get('email') - if email is not None: - email_flag = '-m {0}'.format(email) - else: - email_flag = '' - - domains = cert.get('domains') - if domains is not None: - domain_flag = '-d ' + ' -d '.join(domains) - else: - domain_flag = '' - - certbot_cmd = f'certbot certonly --config-dir {vyos_certbot_dir} -n --nginx --agree-tos --no-eff-email --expand {email_flag} {domain_flag}' - - cmd(certbot_cmd, - raising=ConfigError, - message="The certbot request failed for the specified domains.") - -def get_config(): - conf = Config() - if not conf.exists('service https certificates certbot'): - return None - else: - conf.set_level('service https certificates certbot') - - cert = {} - - if conf.exists('domain-name'): - cert['domains'] = conf.return_values('domain-name') - - if conf.exists('email'): - cert['email'] = conf.return_value('email') - - return cert - -def verify(cert): - if cert is None: - return None - - if 'domains' not in cert: - raise ConfigError("At least one domain name is required to" - " request a letsencrypt certificate.") - - if 'email' not in cert: - raise ConfigError("An email address is required to request" - " a letsencrypt certificate.") - -def generate(cert): - if cert is None: - return None - - # certbot will attempt to reload nginx, even with 'certonly'; - # start nginx if not active - if not is_systemd_service_running('nginx.service'): - call('systemctl start nginx.service') - - request_certbot(cert) - -def apply(cert): - if cert is not None: - call('systemctl restart certbot.timer') - else: - call('systemctl stop certbot.timer') - return None - - for dep in dependencies: - cmd(f'{vyos_conf_scripts_dir}/{dep}', raising=ConfigError) - -if __name__ == '__main__': - try: - c = get_config() - verify(c) - generate(c) - apply(c) - except ConfigError as e: - print(e) - sys.exit(1) diff --git a/src/migration-scripts/https/5-to-6 b/src/migration-scripts/https/5-to-6 new file mode 100755 index 000000000..b4159f02f --- /dev/null +++ b/src/migration-scripts/https/5-to-6 @@ -0,0 +1,69 @@ +#!/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 . + +# T5886: Add support for ACME protocol (LetsEncrypt), migrate https certbot +# to new "pki certificate" CLI tree + +import os +import sys + +from vyos.configtree import ConfigTree +from vyos.defaults import directories + +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', 'certificates'] +if not config.exists(base): + # Nothing to do + sys.exit(0) + +# both domain-name and email must be set on CLI - ensured by previous verify() +domain_names = config.return_values(base + ['certbot', 'domain-name']) +email = config.return_value(base + ['certbot', 'email']) +config.delete(base) + +# Set default certname based on domain-name +cert_name = 'https-' + domain_names[0].split('.')[0] +# Overwrite certname from previous certbot calls if available +if os.path.exists(f'{vyos_certbot_dir}/live'): + for cert in [f.path.split('/')[-1] for f in os.scandir(f'{vyos_certbot_dir}/live') if f.is_dir()]: + cert_name = cert + break + +for domain in domain_names: + config.set(['pki', 'certificate', cert_name, 'acme', 'domain-name'], value=domain, replace=False) + config.set(['pki', 'certificate', cert_name, 'acme', 'email'], value=email) + +# Update Webserver certificate +config.set(base + ['certificate'], value=cert_name) + +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