diff options
Diffstat (limited to 'src/conf_mode/dns_forwarding.py')
| -rwxr-xr-x | src/conf_mode/dns_forwarding.py | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/conf_mode/dns_forwarding.py b/src/conf_mode/dns_forwarding.py index bc3821f61..3f3a2e232 100755 --- a/src/conf_mode/dns_forwarding.py +++ b/src/conf_mode/dns_forwarding.py @@ -83,6 +83,12 @@ def verify(dns): if 'server' not in dns['domain'][domain]: raise ConfigError(f'No server configured for domain {domain}!') + if 'dns64_prefix' in dns: + dns_prefix = dns['dns64_prefix'].split('/')[1] + # RFC 6147 requires prefix /96 + if int(dns_prefix) != 96: + raise ConfigError('DNS 6to4 prefix must be of length /96') + if 'system' in dns: if not 'system_name_server' in dns: print('Warning: No "system name-server" configured') |