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-rwxr-xr-xsrc/migration-scripts/nat/4-to-56
1 files changed, 6 insertions, 0 deletions
diff --git a/src/migration-scripts/nat/4-to-5 b/src/migration-scripts/nat/4-to-5
index dda191719..b791996e2 100755
--- a/src/migration-scripts/nat/4-to-5
+++ b/src/migration-scripts/nat/4-to-5
@@ -36,9 +36,15 @@ if not config.exists(['nat']):
exit(0)
else:
for direction in ['source', 'destination']:
+ # If a node doesn't exist, we obviously have nothing to do.
if not config.exists(['nat', direction]):
continue
+ # However, we also need to handle the case when a 'source' or 'destination' sub-node does exist,
+ # but there are no rules under it.
+ if not config.list_nodes(['nat', direction]):
+ continue
+
for rule in config.list_nodes(['nat', direction, 'rule']):
base = ['nat', direction, 'rule', rule]