Fix username anonymization

ansible_anonymizer/anonymizer.py

@@ -298,12 +298,16 @@ def hide_user_name(block: str) -> str:
     }
 
     def _rewrite(m: re.Match[str]) -> str:
-        user = m.group("user_name") if m.group("user_name") in known_users else "ano-user"
+        user = (
+            m.group("user_name")
+            if (m.group("user_name") in known_users or is_jinja2_expression(m.group("user_name")))
+            else "ano-user"
+        )
         return m.group("before") + user
 
     user_regexes = [
-        r"(?P<before>[c-z]:\\users\\)(?P<user_name>\w{,255})",
-        r"(?P<before>/(home|Users)/)(?P<user_name>[a-z0-9_-]{,255})",
+        r"(?P<before>[c-z]:\\users\\)(?P<user_name>(\w|{{\s*.*?\s*}}){,255})",
+        r"(?P<before>/(home|Users)/)(?P<user_name>([a-z0-9_-]|{{\s*.*?\s*}}){,255})",
     ]
     for regex in user_regexes:
         block = re.sub(regex, _rewrite, block, flags=flags)

tests/test_anonymizer.py

@@ -398,6 +398,36 @@ def test_anonymize_text_block_user_name():
     assert hide_user_name(dedent(source)) == dedent(expectation)
 
 
+def test_anonymize_text_block_username_for_linux_path():
+    assert (
+        anonymize_text_block("path: /home/kaisersoze/.ssh/authorized_keys")
+        == "path: /home/ano-user/.ssh/authorized_keys"
+    )
+
+
+def test_anonymize_text_block_username_for_windows_path():
+    assert (
+        anonymize_text_block("path: C:\\users\\kaisersoze\\test")
+        == "path: C:\\users\\ano-user\\test"
+    )
+
+
+def test_anonymize_text_block_username_as_jinja_template_for_linux_path():
+    assert (
+        anonymize_text_block(
+            "path: /home/{{ admin_username | default('azureuser') }}/.ssh/authorized_keys"
+        )
+        == "path: /home/{{ admin_username | default('azureuser') }}/.ssh/authorized_keys"
+    )
+
+
+def test_anonymize_text_block_username_as_jinja_template_for_windows_path():
+    assert (
+        anonymize_text_block("path: c:\\users\\{{ admin_username | default('azureuser') }}\\test")
+        == "path: c:\\users\\{{ admin_username | default('azureuser') }}\\test"
+    )
+
+
 def test_anonymize_field():
     field = "my_field"
     value = "     a    "