fix for bug #1359197

This issue occurs due to CR 87405 merge which
references a non existing function.

Closes-Bug: 1359197

Change-Id: If54641532f21c74fbf79706b9196f00e3a40e84f

barbican/plugin/interface/secret_store.py

@@ -190,7 +190,7 @@ class KeyAlgorithm(object):
     SYMMETRIC_ALGORITHMS = [AES, DES, DESEDE]
 
     def get_secret_type(self, alg):
-        if alg in self.SYMMETRIC_ALGORITHMS:
+        if str(alg).lower() in self.SYMMETRIC_ALGORITHMS:
             return SecretType.SYMMETRIC
         else:  # TODO(kaitlin-farr) add asymmetric once it's supported
             return None

barbican/plugin/store_crypto.py

@@ -167,7 +167,8 @@ class StoreCryptoAdapterPlugin(sstore.SecretStoreBase):
         Specifies whether the plugin supports key generation with the
         given key_spec.
         """
-        return key_spec and sstore.KeyAlgorithm.supports(key_spec.alg.lower())
+        return (key_spec and
+                sstore.KeyAlgorithm().get_secret_type(key_spec.alg))
 
     def store_secret_supports(self, key_spec):
         """Key storage supported?

barbican/tests/plugin/test_store_crypto.py

@@ -0,0 +1,39 @@
+# Copyright (c) 2014 Red Hat, Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from barbican.plugin.interface import secret_store
+from barbican.plugin import store_crypto
+import testtools
+
+
+class WhenStoreCryptoAdapterPlugin(testtools.TestCase):
+
+    def setUp(self):
+        super(WhenStoreCryptoAdapterPlugin, self).setUp()
+        self.store_crypto = store_crypto.StoreCryptoAdapterPlugin()
+
+    def tearDown(self):
+        super(WhenStoreCryptoAdapterPlugin, self).tearDown()
+
+    def test_generate_supports(self):
+        """test generate_supports."""
+        # key_spec should not be None
+        self.assertFalse(self.store_crypto.generate_supports(None))
+        self.key_spec = secret_store.KeySpec('AES', 64, 'CBC')
+        self.assertEqual(secret_store.SecretType.SYMMETRIC,
+                         self.store_crypto.generate_supports(self.key_spec))
+        self.key_spec = secret_store.KeySpec('aes', 64, 'CBC')
+        self.assertEqual(secret_store.SecretType.SYMMETRIC,
+                         self.store_crypto.generate_supports(self.key_spec))