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authorChristian Poessinger <christian@poessinger.com>2022-07-07 16:42:17 +0200
committerGitHub <noreply@github.com>2022-07-07 16:42:17 +0200
commit5b563a78e1bd20c03a77527052585f025d6e7b4b (patch)
treefdcf059a1bbacf51019d4d6a760f7abadd98e0d6 /src/conf_mode
parent484350192470147627f384bf759e913265b78be0 (diff)
parent483389af5db8a2ac4d258280ba132240c6df19d4 (diff)
downloadvyos-1x-5b563a78e1bd20c03a77527052585f025d6e7b4b.tar.gz
vyos-1x-5b563a78e1bd20c03a77527052585f025d6e7b4b.zip
Merge pull request #1400 from c-po/t4509-pdns-6to4-equuleus
dns: T4509: Add dns64-prefix option (equuleus)
Diffstat (limited to 'src/conf_mode')
-rwxr-xr-xsrc/conf_mode/dns_forwarding.py6
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')