ddclient: T5708: Migration to 3.11.1 and related improvements

- Migrate to ddclient 3.11.1 and enforce debian/control dependency
- Add dual stack support for additional protocols
- Restrict usage of `porkbun` protocol, VyOS configuration structure
  isn't compatible with porkbun yet
- Improve and cleanup error messages

1 files changed, 11 insertions, 0 deletions

diff --git a/src/migration-scripts/dns-dynamic/1-to-2 b/src/migration-scripts/dns-dynamic/1-to-2
index 8aaedf210..8b599b57a 100644
--- a/src/migration-scripts/dns-dynamic/1-to-2
+++ b/src/migration-scripts/dns-dynamic/1-to-2
@@ -18,6 +18,8 @@
 # - migrate "service dns dynamic timeout ..."
 #        to "service dns dynamic interval ..."
 # - remove "service dns dynamic address <interface> web-options ..." when <interface> != "web"
+# - migrate "service dns dynamic address <interface> service <service> protocol dnsexit"
+#        to "service dns dynamic address <interface> service <service> protocol dnsexit2"
 
 import sys
 from vyos.configtree import ConfigTree
@@ -51,6 +53,15 @@ for address in config.list_nodes(address_path):
     if config.exists(address_path + [address, 'web-options']) and address != 'web':
         config.delete(address_path + [address, 'web-options'])
 
+# Migrate "service dns dynamic address <interface> service <service> protocol dnsexit"
+#      to "service dns dynamic address <interface> service <service> protocol dnsexit2"
+for address in config.list_nodes(address_path):
+    for svc_cfg in config.list_nodes(address_path + [address, 'service']):
+        if config.exists(address_path + [address, 'service', svc_cfg, 'protocol']):
+            protocol = config.return_value(address_path + [address, 'service', svc_cfg, 'protocol'])
+            if protocol == 'dnsexit':
+                config.set(address_path + [address, 'service', svc_cfg, 'protocol'], 'dnsexit2')
+
 try:
     with open(file_name, 'w') as f:
         f.write(config.to_string())