From 06142c4c5763b9cdae7469c7fd42d09e0529a2fd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gon=C3=A9ri=20Le=20Bouder?= <goneri@lebouder.net>
Date: Wed, 19 Oct 2022 11:59:26 -0400
Subject: [PATCH] module_utils.modules: expose module.params as a readonly dict

Use a MappingProxyType without backend to ensure the `module.params`
dict is readonly.
---
 plugins/module_utils/modules.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/plugins/module_utils/modules.py b/plugins/module_utils/modules.py
index d05f63f9763..5871d16fa12 100644
--- a/plugins/module_utils/modules.py
+++ b/plugins/module_utils/modules.py
@@ -54,6 +54,7 @@
 import os
 import re
 import traceback
+from types import MappingProxyType
 
 try:
     from cStringIO import StringIO
@@ -163,7 +164,7 @@ def __init__(self, **kwargs):
 
     @property
     def params(self):
-        return self._module.params
+        return MappingProxyType(self._module.params)
 
     def _get_resource_action_list(self):
         actions = []