[PR #8225/7fd37ea2 backport][stable-8] inventory plugins: make wrapping variables as unsafe smarter to avoid triggering an AWX bug (#8246)

inventory plugins: make wrapping variables as unsafe smarter to avoid triggering an AWX bug (#8225)

Make wrapping variables as unsafe smarter to avoid triggering an AWX bug.

(cherry picked from commit 7fd37ea247)

Co-authored-by: Felix Fontein <felix@fontein.de>

plugins/plugin_utils/unsafe.py

@@ -0,0 +1,41 @@
+# Copyright (c) 2023, Felix Fontein <felix@fontein.de>
+# GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+from __future__ import (absolute_import, division, print_function)
+__metaclass__ = type
+
+import re
+
+from ansible.module_utils.six import binary_type, text_type
+from ansible.module_utils.common._collections_compat import Mapping, Set
+from ansible.module_utils.common.collections import is_sequence
+from ansible.utils.unsafe_proxy import (
+    AnsibleUnsafe,
+    wrap_var as _make_unsafe,
+)
+
+_RE_TEMPLATE_CHARS = re.compile(u'[{}]')
+_RE_TEMPLATE_CHARS_BYTES = re.compile(b'[{}]')
+
+
+def make_unsafe(value):
+    if value is None or isinstance(value, AnsibleUnsafe):
+        return value
+
+    if isinstance(value, Mapping):
+        return dict((make_unsafe(key), make_unsafe(val)) for key, val in value.items())
+    elif isinstance(value, Set):
+        return set(make_unsafe(elt) for elt in value)
+    elif is_sequence(value):
+        return type(value)(make_unsafe(elt) for elt in value)
+    elif isinstance(value, binary_type):
+        if _RE_TEMPLATE_CHARS_BYTES.search(value):
+            value = _make_unsafe(value)
+        return value
+    elif isinstance(value, text_type):
+        if _RE_TEMPLATE_CHARS.search(value):
+            value = _make_unsafe(value)
+        return value
+
+    return value