T4765: support list and primitives in op mode output normalization

2 files changed, 33 insertions, 6 deletions

diff --git a/python/vyos/opmode.py b/python/vyos/opmode.py
index 5f9c2c1ce..c9827d634 100644
--- a/python/vyos/opmode.py
+++ b/python/vyos/opmode.py
@@ -120,12 +120,12 @@ def _normalize_field_name(name):
 
     return name
 
-def _normalize_field_names(old_dict):
+def _normalize_dict_field_names(old_dict):
     new_dict = {}
 
     for key in old_dict:
         new_key = _normalize_field_name(key)
-        new_dict[new_key] = old_dict[key]
+        new_dict[new_key] = _normalize_field_names(old_dict[key])
 
     # Sanity check
     if len(old_dict) != len(new_dict):
@@ -133,6 +133,14 @@ def _normalize_field_names(old_dict):
     else:
         return new_dict
 
+def _normalize_field_names(value):
+    if isinstance(value, dict):
+        return _normalize_dict_field_names(value)
+    elif isinstance(value, list):
+        return list(map(lambda v: _normalize_field_names(v), value))
+    else:
+        return value
+
 def run(module):
     from argparse import ArgumentParser
 
@@ -188,8 +196,6 @@ def run(module):
         if not args["raw"]:
             return res
         else:
-            if not isinstance(res, dict):
-                raise InternalError("'raw' output of 'show_*' command must be a dict")
             res = _normalize_field_names(res)
             from json import dumps
             return dumps(res, indent=4)
diff --git a/src/tests/test_op_mode.py b/src/tests/test_op_mode.py
index 4786357c5..90963b3c5 100644
--- a/src/tests/test_op_mode.py
+++ b/src/tests/test_op_mode.py
@@ -37,8 +37,29 @@ class TestVyOSOpMode(TestCase):
         with self.assertRaises(vyos.opmode.InternalError):
             _normalize_field_names(data)
 
-    def test_dict_fields_normalization(self):
+    def test_dict_fields_normalization_simple_dict(self):
         from vyos.opmode import _normalize_field_names
 
-        data = {"foo bar": True, "bar-baz": False}
+        data = {"foo bar": True, "Bar-Baz": False}
         self.assertEqual(_normalize_field_names(data), {"foo_bar": True, "bar_baz": False})
+
+    def test_dict_fields_normalization_nested_dict(self):
+        from vyos.opmode import _normalize_field_names
+
+        data = {"foo bar": True, "bar-baz": {"baz-quux": {"quux-xyzzy": False}}}
+        self.assertEqual(_normalize_field_names(data),
+          {"foo_bar": True, "bar_baz": {"baz_quux": {"quux_xyzzy": False}}})
+
+    def test_dict_fields_normalization_mixed(self):
+        from vyos.opmode import _normalize_field_names
+
+        data = [{"foo bar": True, "bar-baz": [{"baz-quux": {"quux-xyzzy": [False]}}]}]
+        self.assertEqual(_normalize_field_names(data),
+          [{"foo_bar": True, "bar_baz": [{"baz_quux": {"quux_xyzzy": [False]}}]}])
+
+    def test_dict_fields_normalization_primitive(self):
+        from vyos.opmode import _normalize_field_names
+
+        data = [1, False, "foo"]
+        self.assertEqual(_normalize_field_names(data), [1, False, "foo"])
+