fix strutils password regex4.13.0

Those regexes will fix Object style representation output.
See the payload used in tests for details. This kind
of output can be obtained by using the command:

```
$ openstack --debug
```

Co-Authored-By: Daniel Bengtsson <dbengt@redhat.com>
Change-Id: I9024be93b109d1b64ca736546c0f69db7a5e06d0

2 files changed, 13 insertions, 0 deletions

diff --git a/oslo_utils/strutils.py b/oslo_utils/strutils.py
index e27a63d..0bb9fc5 100644
--- a/oslo_utils/strutils.py
+++ b/oslo_utils/strutils.py
@@ -79,6 +79,8 @@ _SANITIZE_PATTERNS_WILDCARD = {}
 # have two parameters. Use different lists of patterns here.
 _FORMAT_PATTERNS_1 = [r'(%(key)s[0-9]*\s*[=]\s*)[^\s^\'^\"]+']
 _FORMAT_PATTERNS_2 = [r'(%(key)s[0-9]*\s*[=]\s*[\"\'])[^\"\']*([\"\'])',
+                      r'(%(key)s[0-9]*\s*[=]\s*[\"])[^\"]*([\"])',
+                      r'(%(key)s[0-9]*\s*[=]\s*[\'])[^\']*([\'])',
                       r'(%(key)s[0-9]*\s+[\"\'])[^\"\']*([\"\'])',
                       r'([-]{2}%(key)s[0-9]*\s+)[^\'^\"^=^\s]+([\s]*)',
                       r'(<%(key)s[0-9]*>)[^<]*(</%(key)s[0-9]*>)',
diff --git a/oslo_utils/tests/test_strutils.py b/oslo_utils/tests/test_strutils.py
index ef679ff..12a0990 100644
--- a/oslo_utils/tests/test_strutils.py
+++ b/oslo_utils/tests/test_strutils.py
@@ -289,6 +289,17 @@ StringToBytesTest.generate_scenarios()
 
 class MaskPasswordTestCase(test_base.BaseTestCase):
 
+    def test_namespace_objects(self):
+        payload = """
+        Namespace(passcode='', username='', password='my"password',
+        profile='', verify=None, token='')
+        """
+        expected = """
+        Namespace(passcode='', username='', password='***',
+        profile='', verify=None, token='***')
+        """
+        self.assertEqual(expected, strutils.mask_password(payload))
+
     def test_sanitize_keys(self):
 
         lowered = [k.lower() for k in strutils._SANITIZE_KEYS]