diff options
Diffstat (limited to 'src/conf_mode')
| -rwxr-xr-x | src/conf_mode/container.py | 7 | ||||
| -rwxr-xr-x | src/conf_mode/interfaces_wireguard.py | 2 | ||||
| -rw-r--r-- | src/conf_mode/load-balancing_haproxy.py | 37 | ||||
| -rwxr-xr-x | src/conf_mode/nat66.py | 4 | ||||
| -rwxr-xr-x | src/conf_mode/pki.py | 94 | ||||
| -rwxr-xr-x | src/conf_mode/protocols_bgp.py | 14 |
6 files changed, 112 insertions, 46 deletions
diff --git a/src/conf_mode/container.py b/src/conf_mode/container.py index 18d660a4e..94882fc14 100755 --- a/src/conf_mode/container.py +++ b/src/conf_mode/container.py @@ -324,6 +324,11 @@ def generate_run_arguments(name, container_config): cap = cap.upper().replace('-', '_') capabilities += f' --cap-add={cap}' + # Grant root capabilities to the container + privileged = '' + if 'privileged' in container_config: + privileged = '--privileged' + # Add a host device to the container /dev/x:/dev/x device = '' if 'device' in container_config: @@ -402,7 +407,7 @@ def generate_run_arguments(name, container_config): for ns in container_config['name_server']: name_server += f'--dns {ns}' - container_base_cmd = f'--detach --interactive --tty --replace {capabilities} --cpus {cpu_quota} {sysctl_opt} ' \ + container_base_cmd = f'--detach --interactive --tty --replace {capabilities} {privileged} --cpus {cpu_quota} {sysctl_opt} ' \ f'--memory {memory}m --shm-size {shared_memory}m --memory-swap 0 --restart {restart} ' \ f'--name {name} {hostname} {device} {port} {name_server} {volume} {tmpfs} {env_opt} {label} {uid} {host_pid}' diff --git a/src/conf_mode/interfaces_wireguard.py b/src/conf_mode/interfaces_wireguard.py index 192937dba..3ca6ecdca 100755 --- a/src/conf_mode/interfaces_wireguard.py +++ b/src/conf_mode/interfaces_wireguard.py @@ -97,7 +97,7 @@ def verify(wireguard): if 'port' in wireguard and 'port_changed' in wireguard: listen_port = int(wireguard['port']) - if check_port_availability('0.0.0.0', listen_port, 'udp') is not True: + if check_port_availability(None, listen_port, protocol='udp') is not True: raise ConfigError(f'UDP port {listen_port} is busy or unavailable and ' 'cannot be used for the interface!') diff --git a/src/conf_mode/load-balancing_haproxy.py b/src/conf_mode/load-balancing_haproxy.py index 5fd1beec9..504a90596 100644 --- a/src/conf_mode/load-balancing_haproxy.py +++ b/src/conf_mode/load-balancing_haproxy.py @@ -1,6 +1,6 @@ #!/usr/bin/env python3 # -# Copyright (C) 2023-2024 VyOS maintainers and contributors +# Copyright (C) 2023-2025 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 @@ -19,6 +19,7 @@ import os from sys import exit from shutil import rmtree +from vyos.defaults import systemd_services from vyos.config import Config from vyos.configverify import verify_pki_certificate from vyos.configverify import verify_pki_ca_certificate @@ -39,7 +40,6 @@ airbag.enable() load_balancing_dir = '/run/haproxy' load_balancing_conf_file = f'{load_balancing_dir}/haproxy.cfg' -systemd_service = 'haproxy.service' systemd_override = '/run/systemd/system/haproxy.service.d/10-override.conf' def get_config(config=None): @@ -65,18 +65,18 @@ def verify(lb): return None if 'backend' not in lb or 'service' not in lb: - raise ConfigError(f'"service" and "backend" must be configured!') + raise ConfigError('Both "service" and "backend" must be configured!') for front, front_config in lb['service'].items(): if 'port' not in front_config: raise ConfigError(f'"{front} service port" must be configured!') # Check if bind address:port are used by another service - tmp_address = front_config.get('address', '0.0.0.0') + tmp_address = front_config.get('address', None) tmp_port = front_config['port'] if check_port_availability(tmp_address, int(tmp_port), 'tcp') is not True and \ not is_listen_port_bind_service(int(tmp_port), 'haproxy'): - raise ConfigError(f'"TCP" port "{tmp_port}" is used by another service') + raise ConfigError(f'TCP port "{tmp_port}" is used by another service') if 'http_compression' in front_config: if front_config['mode'] != 'http': @@ -85,16 +85,19 @@ def verify(lb): raise ConfigError(f'service {front} must have at least one mime-type configured to use' f'http_compression!') + for cert in dict_search('ssl.certificate', front_config) or []: + verify_pki_certificate(lb, cert) + for back, back_config in lb['backend'].items(): if 'http_check' in back_config: http_check = back_config['http_check'] if 'expect' in http_check and 'status' in http_check['expect'] and 'string' in http_check['expect']: - raise ConfigError(f'"expect status" and "expect string" can not be configured together!') + raise ConfigError('"expect status" and "expect string" can not be configured together!') if 'health_check' in back_config: if back_config['mode'] != 'tcp': raise ConfigError(f'backend "{back}" can only be configured with {back_config["health_check"]} ' + - f'health-check whilst in TCP mode!') + 'health-check whilst in TCP mode!') if 'http_check' in back_config: raise ConfigError(f'backend "{back}" cannot be configured with both http-check and health-check!') @@ -112,20 +115,15 @@ def verify(lb): if {'no_verify', 'ca_certificate'} <= set(back_config['ssl']): raise ConfigError(f'backend {back} cannot have both ssl options no-verify and ca-certificate set!') + tmp = dict_search('ssl.ca_certificate', back_config) + if tmp: verify_pki_ca_certificate(lb, tmp) + # Check if http-response-headers are configured in any frontend/backend where mode != http for group in ['service', 'backend']: for config_name, config in lb[group].items(): if 'http_response_headers' in config and config['mode'] != 'http': raise ConfigError(f'{group} {config_name} must be set to http mode to use http_response_headers!') - for front, front_config in lb['service'].items(): - for cert in dict_search('ssl.certificate', front_config) or []: - verify_pki_certificate(lb, cert) - - for back, back_config in lb['backend'].items(): - tmp = dict_search('ssl.ca_certificate', back_config) - if tmp: verify_pki_ca_certificate(lb, tmp) - def generate(lb): if not lb: @@ -193,12 +191,11 @@ def generate(lb): return None def apply(lb): + action = 'stop' + if lb: + action = 'reload-or-restart' call('systemctl daemon-reload') - if not lb: - call(f'systemctl stop {systemd_service}') - else: - call(f'systemctl reload-or-restart {systemd_service}') - + call(f'systemctl {action} {systemd_services["haproxy"]}') return None diff --git a/src/conf_mode/nat66.py b/src/conf_mode/nat66.py index 95dfae3a5..c65950c9e 100755 --- a/src/conf_mode/nat66.py +++ b/src/conf_mode/nat66.py @@ -92,6 +92,10 @@ def verify(nat): if prefix != None: if not is_ipv6(prefix): raise ConfigError(f'{err_msg} source-prefix not specified') + + if 'destination' in config and 'group' in config['destination']: + if len({'address_group', 'network_group', 'domain_group'} & set(config['destination']['group'])) > 1: + raise ConfigError('Only one address-group, network-group or domain-group can be specified') if dict_search('destination.rule', nat): for rule, config in dict_search('destination.rule', nat).items(): diff --git a/src/conf_mode/pki.py b/src/conf_mode/pki.py index 724f97555..869518dd9 100755 --- a/src/conf_mode/pki.py +++ b/src/conf_mode/pki.py @@ -1,6 +1,6 @@ #!/usr/bin/env python3 # -# Copyright (C) 2021-2024 VyOS maintainers and contributors +# Copyright (C) 2021-2025 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 @@ -19,6 +19,7 @@ import os from sys import argv from sys import exit +from vyos.base import Message from vyos.config import Config from vyos.config import config_dict_merge from vyos.configdep import set_dependents @@ -27,6 +28,8 @@ from vyos.configdict import node_changed from vyos.configdiff import Diff from vyos.configdiff import get_config_diff from vyos.defaults import directories +from vyos.defaults import internal_ports +from vyos.defaults import systemd_services from vyos.pki import encode_certificate from vyos.pki import is_ca_certificate from vyos.pki import load_certificate @@ -42,9 +45,11 @@ from vyos.utils.dict import dict_search from vyos.utils.dict import dict_search_args from vyos.utils.dict import dict_search_recursive from vyos.utils.file import read_file +from vyos.utils.network import check_port_availability from vyos.utils.process import call from vyos.utils.process import cmd from vyos.utils.process import is_systemd_service_active +from vyos.utils.process import is_systemd_service_running from vyos import ConfigError from vyos import airbag airbag.enable() @@ -128,8 +133,20 @@ def certbot_request(name: str, config: dict, dry_run: bool=True): f'--standalone --agree-tos --no-eff-email --expand --server {config["url"]} '\ f'--email {config["email"]} --key-type rsa --rsa-key-size {config["rsa_key_size"]} '\ f'{domains}' + + listen_address = None if 'listen_address' in config: - tmp += f' --http-01-address {config["listen_address"]}' + listen_address = config['listen_address'] + + # When ACME is used behind a reverse proxy, we always bind to localhost + # whatever the CLI listen-address is configured for. + if ('haproxy' in dict_search('used_by', config) and + is_systemd_service_running(systemd_services['haproxy']) and + not check_port_availability(listen_address, 80)): + tmp += f' --http-01-address 127.0.0.1 --http-01-port {internal_ports["certbot_haproxy"]}' + elif listen_address: + tmp += f' --http-01-address {listen_address}' + # verify() does not need to actually request a cert but only test for plausability if dry_run: tmp += ' --dry-run' @@ -150,14 +167,18 @@ def get_config(config=None): if len(argv) > 1 and argv[1] == 'certbot_renew': pki['certbot_renew'] = {} - changed_keys = ['ca', 'certificate', 'dh', 'key-pair', 'openssh', 'openvpn'] + # Walk through the list of sync_translate mapping and build a list + # which is later used to check if the node was changed in the CLI config + changed_keys = [] + for value in sync_translate.values(): + if value not in changed_keys: + changed_keys.append(value) + # Check for changes to said given keys in the CLI config for key in changed_keys: tmp = node_changed(conf, base + [key], recursive=True, expand_nodes=Diff.DELETE | Diff.ADD) - if 'changed' not in pki: pki.update({'changed':{}}) - pki['changed'].update({key.replace('-', '_') : tmp}) # We only merge on the defaults of there is a configuration at all @@ -219,8 +240,8 @@ def get_config(config=None): continue path = search['path'] - path_str = ' '.join(path + found_path) - #print(f'PKI: Updating config: {path_str} {item_name}') + path_str = ' '.join(path + found_path).replace('_','-') + Message(f'Updating configuration: "{path_str} {item_name}"') if path[0] == 'interfaces': ifname = found_path[0] @@ -230,6 +251,24 @@ def get_config(config=None): if not D.node_changed_presence(path): set_dependents(path[1], conf) + # Check PKI certificates if they are auto-generated by ACME. If they are, + # traverse the current configuration and determine the service where the + # certificate is used by. + # Required to check if we might need to run certbot behing a reverse proxy. + if 'certificate' in pki: + for name, cert_config in pki['certificate'].items(): + if 'acme' not in cert_config: + continue + if not dict_search('system.load_balancing.haproxy', pki): + continue + used_by = [] + for cert_list, _ in dict_search_recursive( + pki['system']['load_balancing']['haproxy'], 'certificate'): + if name in cert_list: + used_by.append('haproxy') + if used_by: + pki['certificate'][name]['acme'].update({'used_by': used_by}) + return pki def is_valid_certificate(raw_data): @@ -321,6 +360,15 @@ def verify(pki): raise ConfigError(f'An email address is required to request '\ f'certificate for "{name}" via ACME!') + listen_address = None + if 'listen_address' in cert_conf['acme']: + listen_address = cert_conf['acme']['listen_address'] + + if 'used_by' not in cert_conf['acme']: + if not check_port_availability(listen_address, 80): + raise ConfigError('Port 80 is already in use and not available '\ + f'to provide ACME challenge for "{name}"!') + if 'certbot_renew' not in pki: # Only run the ACME command if something on this entity changed, # as this is time intensive @@ -374,27 +422,35 @@ def verify(pki): for search in sync_search: for key in search['keys']: changed_key = sync_translate[key] - if changed_key not in pki['changed']: continue - for item_name in pki['changed'][changed_key]: node_present = False if changed_key == 'openvpn': node_present = dict_search_args(pki, 'openvpn', 'shared_secret', item_name) else: node_present = dict_search_args(pki, changed_key, item_name) + # If the node is still present, we can skip the check + # as we are not deleting it + if node_present: + continue - if not node_present: - search_dict = dict_search_args(pki['system'], *search['path']) - - if not search_dict: - continue + search_dict = dict_search_args(pki['system'], *search['path']) + if not search_dict: + continue - for found_name, found_path in dict_search_recursive(search_dict, key): - if found_name == item_name: - path_str = " ".join(search['path'] + found_path) - raise ConfigError(f'PKI object "{item_name}" still in use by "{path_str}"') + for found_name, found_path in dict_search_recursive(search_dict, key): + # Check if the name matches either by string compare, or beeing + # part of a list + if ((isinstance(found_name, str) and found_name == item_name) or + (isinstance(found_name, list) and item_name in found_name)): + # We do not support _ in CLI paths - this is only a convenience + # as we mangle all - to _, now it's time to reverse this! + path_str = ' '.join(search['path'] + found_path).replace('_','-') + object = changed_key.replace('_','-') + tmp = f'Embedded PKI {object} with name "{item_name}" is still '\ + f'in use by CLI path "{path_str}"' + raise ConfigError(tmp) return None @@ -490,7 +546,7 @@ def generate(pki): if not ca_cert_present: tmp = dict_search_args(pki, 'ca', f'{autochain_prefix}{cert}', 'certificate') if not bool(tmp) or tmp != cert_chain_base64: - print(f'Adding/replacing automatically imported CA certificate for "{cert}" ...') + Message(f'Add/replace automatically imported CA certificate for "{cert}"...') add_cli_node(['pki', 'ca', f'{autochain_prefix}{cert}', 'certificate'], value=cert_chain_base64) return None diff --git a/src/conf_mode/protocols_bgp.py b/src/conf_mode/protocols_bgp.py index 53e83c3b4..99d8eb9d1 100755 --- a/src/conf_mode/protocols_bgp.py +++ b/src/conf_mode/protocols_bgp.py @@ -413,15 +413,19 @@ def verify(config_dict): verify_route_map(afi_config['route_map'][tmp], bgp) if 'route_reflector_client' in afi_config: - peer_group_as = peer_config.get('remote_as') + peer_as = peer_config.get('remote_as') - if peer_group_as is None or (peer_group_as != 'internal' and peer_group_as != bgp['system_as']): + if peer_as is not None and (peer_as != 'internal' and peer_as != bgp['system_as']): raise ConfigError('route-reflector-client only supported for iBGP peers') else: + # Check into the peer group for the remote as, if we are in a peer group, check in peer itself if 'peer_group' in peer_config: peer_group_as = dict_search(f'peer_group.{peer_group}.remote_as', bgp) - if peer_group_as is None or (peer_group_as != 'internal' and peer_group_as != bgp['system_as']): - raise ConfigError('route-reflector-client only supported for iBGP peers') + elif neighbor == 'peer_group': + peer_group_as = peer_config.get('remote_as') + + if peer_group_as is None or (peer_group_as != 'internal' and peer_group_as != bgp['system_as']): + raise ConfigError('route-reflector-client only supported for iBGP peers') # T5833 not all AFIs are supported for VRF if 'vrf' in bgp and 'address_family' in peer_config: @@ -527,7 +531,7 @@ def verify(config_dict): or dict_search('import.vrf', afi_config) is not None): # FRR error: please unconfigure vpn to vrf commands before # using import vrf commands - if ('vpn' in afi_config['import'] + if (dict_search('import.vpn', afi_config) is not None or dict_search('export.vpn', afi_config) is not None): raise ConfigError('Please unconfigure VPN to VRF commands before '\ 'using "import vrf" commands!') |