diff options
Diffstat (limited to 'src/conf_mode/dns_dynamic.py')
| -rwxr-xr-x | src/conf_mode/dns_dynamic.py | 65 |
1 files changed, 45 insertions, 20 deletions
diff --git a/src/conf_mode/dns_dynamic.py b/src/conf_mode/dns_dynamic.py index 4b1aed742..2bccaee0f 100755 --- a/src/conf_mode/dns_dynamic.py +++ b/src/conf_mode/dns_dynamic.py @@ -19,6 +19,7 @@ import os from sys import exit from vyos.config import Config +from vyos.configverify import verify_interface_exists from vyos.template import render from vyos.utils.process import call from vyos import ConfigError @@ -29,13 +30,25 @@ config_file = r'/run/ddclient/ddclient.conf' systemd_override = r'/run/systemd/system/ddclient.service.d/override.conf' # Protocols that require zone -zone_allowed = ['cloudflare', 'godaddy', 'hetzner', 'gandi', 'nfsn'] +zone_necessary = ['cloudflare', 'digitalocean', 'godaddy', 'hetzner', 'gandi', 'nfsn'] +zone_supported = zone_necessary + ['dnsexit2', 'zoneedit1'] # Protocols that do not require username -username_unnecessary = ['1984', 'cloudflare', 'cloudns', 'duckdns', 'freemyip', 'hetzner', 'keysystems', 'njalla'] +username_unnecessary = ['1984', 'cloudflare', 'cloudns', 'digitalocean', 'dnsexit2', + 'duckdns', 'freemyip', 'hetzner', 'keysystems', 'njalla', + 'regfishde'] + +# Protocols that support TTL +ttl_supported = ['cloudflare', 'dnsexit2', 'gandi', 'hetzner', 'godaddy', 'nfsn'] # Protocols that support both IPv4 and IPv6 -dualstack_supported = ['cloudflare', 'dyndns2', 'freedns', 'njalla'] +dualstack_supported = ['cloudflare', 'digitalocean', 'dnsexit2', 'duckdns', + 'dyndns2', 'easydns', 'freedns', 'hetzner', 'infomaniak', + 'njalla'] + +# dyndns2 protocol in ddclient honors dual stack for selective servers +# because of the way it is implemented in ddclient +dyndns_dualstack_servers = ['members.dyndns.org', 'dynv6.com'] def get_config(config=None): if config: @@ -43,11 +56,11 @@ def get_config(config=None): else: conf = Config() - base_level = ['service', 'dns', 'dynamic'] - if not conf.exists(base_level): + base = ['service', 'dns', 'dynamic'] + if not conf.exists(base): return None - dyndns = conf.get_config_dict(base_level, key_mangling=('-', '_'), + dyndns = conf.get_config_dict(base, key_mangling=('-', '_'), no_tag_node_value_mangle=True, get_first_key=True, with_recursive_defaults=True) @@ -61,6 +74,10 @@ def verify(dyndns): return None for address in dyndns['address']: + # If dyndns address is an interface, ensure it exists + if address != 'web': + verify_interface_exists(address) + # RFC2136 - configuration validation if 'rfc2136' in dyndns['address'][address]: for config in dyndns['address'][address]['rfc2136'].values(): @@ -70,32 +87,40 @@ def verify(dyndns): f'based Dynamic DNS service on "{address}"') # Dynamic DNS service provider - configuration validation + if 'web_options' in dyndns['address'][address] and address != 'web': + raise ConfigError(f'"web-options" is applicable only when using HTTP(S) web request to obtain the IP address') + + # Dynamic DNS service provider - configuration validation if 'service' in dyndns['address'][address]: for service, config in dyndns['address'][address]['service'].items(): - error_msg = f'is required for Dynamic DNS service "{service}" on "{address}"' + error_msg_req = f'is required for Dynamic DNS service "{service}" on "{address}"' + error_msg_uns = f'is not supported for Dynamic DNS service "{service}" on "{address}" with protocol "{config["protocol"]}"' for field in ['host_name', 'password', 'protocol']: if field not in config: - raise ConfigError(f'"{field.replace("_", "-")}" {error_msg}') + raise ConfigError(f'"{field.replace("_", "-")}" {error_msg_req}') + + if config['protocol'] in zone_necessary and 'zone' not in config: + raise ConfigError(f'"zone" {error_msg_req} with protocol "{config["protocol"]}"') - if config['protocol'] in zone_allowed and 'zone' not in config: - raise ConfigError(f'"zone" {error_msg}') + if config['protocol'] not in zone_supported and 'zone' in config: + raise ConfigError(f'"zone" {error_msg_uns}') - if config['protocol'] not in zone_allowed and 'zone' in config: - raise ConfigError(f'"{config["protocol"]}" does not support "zone"') + if config['protocol'] not in username_unnecessary and 'username' not in config: + raise ConfigError(f'"username" {error_msg_req} with protocol "{config["protocol"]}"') - if config['protocol'] not in username_unnecessary: - if 'username' not in config: - raise ConfigError(f'"username" {error_msg}') + if config['protocol'] not in ttl_supported and 'ttl' in config: + raise ConfigError(f'"ttl" {error_msg_uns}') if config['ip_version'] == 'both': if config['protocol'] not in dualstack_supported: - raise ConfigError(f'"{config["protocol"]}" does not support ' - f'both IPv4 and IPv6 at the same time') + raise ConfigError(f'Both IPv4 and IPv6 at the same time {error_msg_uns}') # dyndns2 protocol in ddclient honors dual stack only for dyn.com (dyndns.org) - if config['protocol'] == 'dyndns2' and 'server' in config and config['server'] != 'members.dyndns.org': - raise ConfigError(f'"{config["protocol"]}" does not support ' - f'both IPv4 and IPv6 at the same time for "{config["server"]}"') + if config['protocol'] == 'dyndns2' and 'server' in config and config['server'] not in dyndns_dualstack_servers: + raise ConfigError(f'Both IPv4 and IPv6 at the same time {error_msg_uns} for "{config["server"]}"') + + if {'wait_time', 'expiry_time'} <= config.keys() and int(config['expiry_time']) < int(config['wait_time']): + raise ConfigError(f'"expiry-time" must be greater than "wait-time"') return None |