diff options
Diffstat (limited to 'src/conf_mode/service_dhcp-server.py')
| -rwxr-xr-x | src/conf_mode/service_dhcp-server.py | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/conf_mode/service_dhcp-server.py b/src/conf_mode/service_dhcp-server.py index e46d916fd..99c7e6a1f 100755 --- a/src/conf_mode/service_dhcp-server.py +++ b/src/conf_mode/service_dhcp-server.py @@ -43,6 +43,7 @@ airbag.enable() ctrl_socket = '/run/kea/dhcp4-ctrl-socket' config_file = '/run/kea/kea-dhcp4.conf' +config_file_d2 = '/run/kea/kea-dhcp-ddns.conf' lease_file = '/config/dhcp/dhcp4-leases.csv' lease_file_glob = '/config/dhcp/dhcp4-leases*' user_group = '_kea' @@ -170,6 +171,15 @@ def get_config(config=None): return dhcp +def verify_ddns_domain_servers(domain_type, domain): + if 'dns_server' in domain: + invalid_servers = [] + for server_no, server_config in domain['dns_server'].items(): + if 'address' not in server_config: + invalid_servers.append(server_no) + if len(invalid_servers) > 0: + raise ConfigError(f'{domain_type} DNS servers {", ".join(invalid_servers)} in DDNS configuration need to have an IP address') + return None def verify(dhcp): # bail out early - looks like removal from running config @@ -422,6 +432,22 @@ def verify(dhcp): if not interface_exists(interface): raise ConfigError(f'listen-interface "{interface}" does not exist') + if 'dynamic_dns_update' in dhcp: + ddns = dhcp['dynamic_dns_update'] + if 'tsig_key' in ddns: + invalid_keys = [] + for tsig_key_name, tsig_key_config in ddns['tsig_key'].items(): + if not ('algorithm' in tsig_key_config and 'secret' in tsig_key_config): + invalid_keys.append(tsig_key_name) + if len(invalid_keys) > 0: + raise ConfigError(f'Both algorithm and secret need to be set for TSIG keys: {", ".join(invalid_keys)}') + + if 'forward_domain' in ddns: + verify_ddns_domain_servers('Forward', ddns['forward_domain']) + + if 'reverse_domain' in ddns: + verify_ddns_domain_servers('Reverse', ddns['reverse_domain']) + return None @@ -485,6 +511,14 @@ def generate(dhcp): user=user_group, group=user_group, ) + if 'dynamic_dns_update' in dhcp: + render( + config_file_d2, + 'dhcp-server/kea-dhcp-ddns.conf.j2', + dhcp, + user=user_group, + group=user_group + ) return None |