Update KeystoneMiddleware to the stable/liberty version.

Change-Id: I225ed685dad129dc7c1d5d6a00e54c0facde0c07

15 files changed, 359 insertions, 200 deletions

diff --git a/keystonemiddleware-moon/examples/pki/cms/auth_token_scoped.json b/keystonemiddleware-moon/examples/pki/cms/auth_token_scoped.json
index 698e01d9..cf18fa18 100644
--- a/keystonemiddleware-moon/examples/pki/cms/auth_token_scoped.json
+++ b/keystonemiddleware-moon/examples/pki/cms/auth_token_scoped.json
@@ -8,7 +8,10 @@
                 "enabled": true,
                 "description": null,
                 "name": "tenant_name1"
-            }
+            },
+            "audit_ids": [
+                "SLIXlXQUQZWUi9VJrqdXqA"
+            ]
         },
         "serviceCatalog": [
             {
diff --git a/keystonemiddleware-moon/examples/pki/cms/auth_token_scoped.pem b/keystonemiddleware-moon/examples/pki/cms/auth_token_scoped.pem
index 4a5b3a24..68f50493 100644
--- a/keystonemiddleware-moon/examples/pki/cms/auth_token_scoped.pem
+++ b/keystonemiddleware-moon/examples/pki/cms/auth_token_scoped.pem
@@ -1,75 +1,77 @@
 -----BEGIN CMS-----
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 -----END CMS-----
diff --git a/keystonemiddleware-moon/examples/pki/cms/auth_token_scoped.pkiz b/keystonemiddleware-moon/examples/pki/cms/auth_token_scoped.pkiz
index 34d7706e..cbfc0821 100644
--- a/keystonemiddleware-moon/examples/pki/cms/auth_token_scoped.pkiz
+++ b/keystonemiddleware-moon/examples/pki/cms/auth_token_scoped.pkiz
@@ -1 +1 @@
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\ No newline at end of file
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diff --git a/keystonemiddleware-moon/examples/pki/cms/auth_v3_token_scoped.json b/keystonemiddleware-moon/examples/pki/cms/auth_v3_token_scoped.json
index 082c1b11..90207457 100644
--- a/keystonemiddleware-moon/examples/pki/cms/auth_v3_token_scoped.json
+++ b/keystonemiddleware-moon/examples/pki/cms/auth_v3_token_scoped.json
@@ -1,5 +1,8 @@
 {
     "token": {
+        "audit_ids": [
+            "SLIXlXQUQZWUi9VJrqdXqA"
+        ],
         "methods": [
             "password"
         ],
diff --git a/keystonemiddleware-moon/examples/pki/cms/auth_v3_token_scoped.pem b/keystonemiddleware-moon/examples/pki/cms/auth_v3_token_scoped.pem
index e11cf034..e83e7a09 100644
--- a/keystonemiddleware-moon/examples/pki/cms/auth_v3_token_scoped.pem
+++ b/keystonemiddleware-moon/examples/pki/cms/auth_v3_token_scoped.pem
@@ -1,98 +1,100 @@
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+ICAgICAgICAgICAgICAgICAgICAgICJyZWdpb24iOiAicmVnaW9uT25lIg0KICAg
+ICAgICAgICAgICAgICAgICB9LA0KICAgICAgICAgICAgICAgICAgICB7DQogICAg
+ICAgICAgICAgICAgICAgICAgICAiaW50ZXJmYWNlIjogInB1YmxpYyIsDQogICAg
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+ICB7DQogICAgICAgICAgICAgICAgImVuZHBvaW50cyI6IFsNCiAgICAgICAgICAg
+ICAgICAgICAgew0KICAgICAgICAgICAgICAgICAgICAgICAgImludGVyZmFjZSI6
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+N2EiLA0KICAgICAgICAgICAgICAgICAgICAgICAgInJlZ2lvbiI6ICJyZWdpb25P
+bmUiDQogICAgICAgICAgICAgICAgICAgIH0NCiAgICAgICAgICAgICAgICBdLA0K
+ICAgICAgICAgICAgICAgICJ0eXBlIjogImNvbXB1dGUiLA0KICAgICAgICAgICAg
+ICAgICJuYW1lIjogIm5vdmEiDQogICAgICAgICAgICB9LA0KICAgICAgICAgICAg
+ew0KICAgICAgICAgICAgICAgICJlbmRwb2ludHMiOiBbDQogICAgICAgICAgICAg
+ICAgICAgIHsNCiAgICAgICAgICAgICAgICAgICAgICAgICJpbnRlcmZhY2UiOiAi
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+MTI3LjAuMC4xOjM1MzU3L3YzIiwNCiAgICAgICAgICAgICAgICAgICAgICAgICJy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+eXZhbGUxEjAQBgNVBAoTCU9wZW5TdGFjazERMA8GA1UECxMIS2V5c3RvbmUxJTAj
+BgkqhkiG9w0BCQEWFmtleXN0b25lQG9wZW5zdGFjay5vcmcxFDASBgNVBAMTC1Nl
+bGYgU2lnbmVkAgERMAsGCWCGSAFlAwQCATANBgkqhkiG9w0BAQEFAASCAQBBvzoh
+0iSPMQhuRCAtTG3cPhyewvf554MPjbGQnu8mYmmfyxl7gMmWkTAmyckAsSv4mS6/
+4SQj9WCn4T1lFkhUz7WWjCwt6fWWp3mzF8Nl/kMsJKDwlxDGbPzsyewXIUsw11sz
+q/Qxs7qGxQ1vYWnaWQ3hC3oZw7cOswKRJicdP439iVPvfqR9CDbK55sPP+ewZRgQ
+YJ3Uc/xDizxepudFJj9+VHKceA37/sVK0ataNe2uHLHwVBYPwOppMckP169QBw8x
+QYh9h+kcOAyZ5psiUzCpLKnlMiYDrVcTGxnTeiVHxKXxj/MERNhR1Y4lEr0ZHJ+p
+Y6p3FBP2VUCefaRh
 -----END CMS-----
diff --git a/keystonemiddleware-moon/examples/pki/cms/auth_v3_token_scoped.pkiz b/keystonemiddleware-moon/examples/pki/cms/auth_v3_token_scoped.pkiz
index d687c03b..74f8f632 100644
--- a/keystonemiddleware-moon/examples/pki/cms/auth_v3_token_scoped.pkiz
+++ b/keystonemiddleware-moon/examples/pki/cms/auth_v3_token_scoped.pkiz
@@ -1 +1 @@
-PKIZ_eJy9V8lyo0gQvddXzN3RYUCgNoc-FItYTCGBEEvdWCwWscjWwvL1UyDJ3W577J6YiFGEDlUFmS_zvcxKvn0jP0FWNPMvEa3HxTeANE1X2kB_bLCWnWMTWrHYkD1JEkXRSkVoyZ3oQFVINy9SikSlEEWhTxVx_aystWgGJEtWYUg2u52cprH71OtUxBzLKNfmmnrIY1U_h5VbJOJljRX-GHjlSSualDx7AoFHl-NCq-xz5C32Ucmfxj201g6aqO_x-KKo7yKGzkKP24ae1Wk1NZ6VUbXIQaS4u9FAouo0XrfEEJdF3iZf5jBPFJcY4yifmfY6LR_P7TJmzD70BSr0-BMYX45q9xCJ42E5GdNqe7R-Shb8Hktyvh0N1_qZOBvGc292yMn5Ea-1OSBQ-ojpCGSdN0Th-68I4oo_YEfLt-4E-Yh9u4kY-2Kk19vANweQMHyPRT0xRJhjP2tDXy9jms-mpIlajyTEGg7sDEdmXUnrloVMLQs48_IpRwUIfDuLFL7-HRo5ZAgyekQzGfe4Xazw-6i2X8NIfP0ALgxkVKLCudE_dKiIT0hkW6OQ50spnpk5z6D1A2MqGoMLswoqszAdRKHBLZeKzACk4AIXKRdUGmMW8iy40kc8lXGFs4C55CPw7GPosROauHLrkYHROSDZLTFTnqMdf8K3RNZuH134bxLVbpf5wxk52swo4IiO5CGdmUNwTgr5DMzCzgmwAVd6EQybwZQQjZ0sMwuhCpiAXXp6bhZBZzLy5J2IicK-XgWeWV4QVOWJCKYnyTtMQrkhyicEPfaSfcRwq6jaTHog8qXjqp3CClWbArHUnI1B7s1-TByB6DSsOcSMMQs6YwiooMAVYnAeMIhGgzWY3oYNnKDFlVktpTIHQUGOnCS7yPSCBleL4kplm3j6IfTQu-TdkIJb8vxJrjYXK9c6ICpMxkIbC0d9o486UhankZ3RKPgngXyqD0fj0KQP7QD-DecfUQ6-5nzXE48j5_8fjRwiXkca_4QZ8FmMvzMTenSGmVckU-u7ViN3Tir507L9J1bAa9mKIy3sH6nvV_GBD2LMsELvo0vHuSaRvba4S7gOw70KDHwpmi_Qgc_gfYDuKjrSeMULQvAVxK8Qgv-SwBEh-Lfl-7tGwE0kAcMfY9Wl8AcXTMi4XDwjd2f1vsWDPy1hNPZLJyZFhd4UFbhVlVYtdtF4bb8vqPVnBQXGivqgoIg3RJs9SW7_8T1xRTDOB-37hJV_fleAn41j0yIJvovxNcRaoIOq2wf9W4mDEc7mjYDo6aZO1LK9qQ-TQSNRSurplT53wL5GQhlb2m20uc5Ev3Tf17Fm2nNuLc2acnCblYDPlLvLcAF_fZmOGbd_O9rcppfRu36dlWgebB1FhHHTpqmqwFQWkKbsyP8JWU0rwkByLWshtzKNrEMrWtNakVvd3QyygeBOAZDeyKKARIuSO7mAlpCargBjR3RNOqo4LiHNlsBfIwEq07MZ0p2ZUEalSZEEvwBky63UTpYNuc0M7JdDohD6HLlEInodKMk8qUM78H7K2oURMQSi-mLJqMisNMgbJGiTJ9ghY8O4B5wLTuglJ-xZIiTOhDZYPLasBLOmlaxABz9HXFkQLEimVRnmJ3OlLmcvbKSdqMYrmzCrm95WXJ12CpbiH4Ln1O5ZzC2aZ6DndyU-zU7DXS1QL_Ndjdd-JsAIqbs9v3To5N5fB9zLshOf-uql6beRHX3H4Xy_hxWW6AqsHh-d7_NktVXtxxXTR2yhoe3cWAcs_bxqnxTBqRUha-onmROWuZpIXC05Em0v1vaB1bI50P2ZKjyrfXi33B4XFO47K4lXsKyFx7vW2Id3ZyKK9OUQMH7ztHPNY-vcQ38ZZliW5ORlDQYlpPYnVmg1NNNgWvIzt33g7oXy0LVwkMU8rNSu3g6ORWFa9GAxHL1NWqSxkdqqeL4HK0GEBs73RVma-_uGClnlMehWZR49Gdvvq8UiiqvZ1jZ0-OMHmD4xZFP6-bnxN6RCLsw=
\ No newline at end of file
+PKIZ_eJy9V0tzozoT3etX3H1qKoBNEhbfgpexMJKNjXloZyDmJWwnNs9f_wnsSWYyuXUzc6uuq7yQQN2n-_RpNd--sZ-iGxD_paLNsPgGEISmIwfm4khgWkdYtiP1yPZWjqqqTqHKtt5qjmwpCU3SIlGIjXQ50ZskiddKUryAtMgMqeEUpTEStqkqEM5Xh3MWG9Ir8abZMlMeYcnT2EhrMkfDOoQHJY0meBJOzAJAyp2hanah0NKogw9wdmEHxDT0tuxlOYtK6UwcPdtvmuS5M6vA4ynMjwk8mHVobDsAD3xsqXJG_LTZ-SaNeCmNVWZIhR3S0NRy5NZy9KmrwXaZ69wylydeBgenDTP-AoiHucEis16EAp_u3mDTYvRUruvQm51CKp2IpmeDs7CcXchmcMJCuB4S9-PmDSosXQbVPBPPHoxx0cGlw8HduJZZfobnIucLtABoM8L5IbY1ZcaqeCaNe7fnBfFxHpW0iQ1ahxnzboh8aLQSGCwHwowLvLYmb0l0KzJXaoaMe08srZjnjpSz_AY_JQZ_AuE1IXxUNiO83XzNRdqxtnq9w920sXK5Qs5xivtIsCZBa_UBF-SkRAJhjhEPUG_32NtOAydoSInLpUazIGePnDiFWTPQRYlwg83oJl58CgVxFZbbMV-AZf8UsrijkqSBcOV-gE78IS_NmPXYN89XRlIunssPVvfUojyqkDptgJXrD0uN1VUmCWjzJGADCiTHZVDiHDuIQ71Ll4YuIIPkJE_EoIQCzvVJcE1uB66Qpreqcw87T6ocQaTwwCp0fv6Opgw8fGNJ4YOyPQXdNXfgT5P3PXfgj5Lnjvrhnn2FgissUodzdyjPD0X1fd-ULFX5tD7A3xXIF-tDBCgvuiHGr3D-GeXgdzgfKXegiEbK_yMaxX8KEXxGzTUEegm8mI4Hf2hxRGjTsMRvCFkIYhEZ0pCcfjjoTT6BXc6K0KPVFYXbhWPLM4_xfN2AZfZUIwdORsjqlPW9ZIJ7u45zvfqKNsBHcfxuUt8KibWx82cQ_wkh-F35fkQIfpf3j7SDT-TLjfLN9Rrn64xh60lp5kG_7bGGeOKkKc6VMhCC6dIzM4DzoMXC9cL4nrTb1XUtmkKqBjX6w31xWIuRca2HQJAu0dzlwC8SLsU6Lt_uQnZHrJtQYIm-XawfBQVGa976MlxpXxETGkJxIsYCGt8HP8GmP8O-NpFf-sUNAStvFZ7BF5oG84h43DEJd79SCbZ_IOEfHYJPPPJIkxtGZf-JhDcfmyv4IOGCqZPb-Wvxo4x3gitGEzYrvEufjwS3A_9muBjOgF-Hi3evsY9pRH-aE07kKrTR-23AGOhiteC7BYO-33m3xtKZjqPTIJyla9ed7VzePS1dsogOs8KbzxRIeWnvGCqQoymb-eYLNvspCBoF-z8j-9iocqC5tj3TG51H9rlR7XFt6I3pbnvdQnJhyPxWB6qCVJvTWz2XbSXBriJHjupiPixFMWY9goW2QYo8vqymyHQmCg0pZhMNfkVrvQFaM1q29Ca1iE97NmBW7BBFKjLUzYuxgeFEs3VTXgfeOxOuHA6GDpgDgyWrlDrS61ukwNGT3CJrK7hnkinOzosrNq2pMvOmNoEZQAJlb6spMlSQzBngBy-KbG9lNuoqsl45jyd9AeeC-HheWe3ZcDV83l82hJcKyxTugoXTmR29W7ggfMi9NIj3U057PbLunu_O-6Pf76PznSIHxJRq4e7OOIWL7KTwPgcP9f2rd7_dRKUwebBCDmgngUi2KFhknc5gFhThttK4Je6NbWFO4GIz0T3rsfJW4mql2yo1yqqtlZnzjLO21O874K2f7p-3F08ISRVMDf_iXbz5PD_K8sTuT0er8oTnKn5NWsdHyHVR99DQbfas-vv01XjSVsATVN47Wg1furyTLmYXI0p8ob7Xl6tjv6sXjplX6K40Nz4WV013XF_UIgmX3fSurGfTwwJ0j4vLEa_um-eE7-4VWqYvq8eX-zbZTFYPl2htaOZRdlYzh4P_A-M3io619--V_wMk2UFA
\ No newline at end of file
diff --git a/keystonemiddleware-moon/keystonemiddleware/auth_token/__init__.py b/keystonemiddleware-moon/keystonemiddleware/auth_token/__init__.py
index 8987e0ea..be268da3 100644
--- a/keystonemiddleware-moon/keystonemiddleware/auth_token/__init__.py
+++ b/keystonemiddleware-moon/keystonemiddleware/auth_token/__init__.py
@@ -206,6 +206,7 @@ object is stored.
 
 """
 
+import binascii
 import datetime
 import logging
 
@@ -511,7 +512,7 @@ class _BaseAuthProtocol(object):
 
         :raises exc.InvalidToken: if token is rejected
         """
-        # 0 seconds of validity means it is invalid right now
+        # 0 seconds of validity means is it valid right now.
         if auth_ref.will_expire_soon(stale_duration=0):
             raise exc.InvalidToken(_('Token authorization failed'))
 
@@ -838,8 +839,9 @@ class AuthProtocol(_BaseAuthProtocol):
                 data = cached
 
                 if self._check_revocations_for_cached:
-                    # A token might have been revoked, regardless of initial
-                    # mechanism used to validate it, and needs to be checked.
+                    # A token stored in Memcached might have been revoked
+                    # regardless of initial mechanism used to validate it,
+                    # and needs to be checked.
                     self._revocations.check(token_hashes)
             else:
                 data = self._validate_offline(token, token_hashes)
@@ -848,19 +850,19 @@ class AuthProtocol(_BaseAuthProtocol):
 
                 self._token_cache.store(token_hashes[0], data)
 
-        except (exceptions.ConnectionRefused, exceptions.RequestTimeout):
-            self.log.debug('Token validation failure.', exc_info=True)
-            self.log.warning(_LW('Authorization failed for token'))
-            raise exc.InvalidToken(_('Token authorization failed'))
-        except exc.ServiceError as e:
-            self.log.critical(_LC('Unable to obtain admin token: %s'), e)
+        except (exceptions.ConnectionRefused, exceptions.RequestTimeout,
+                exc.RevocationListError, exc.ServiceError) as e:
+            self.log.critical(_LC('Unable to validate token: %s'), e)
             raise webob.exc.HTTPServiceUnavailable()
-        except Exception:
+        except exc.InvalidToken:
             self.log.debug('Token validation failure.', exc_info=True)
             if token_hashes:
                 self._token_cache.store_invalid(token_hashes[0])
             self.log.warning(_LW('Authorization failed for token'))
-            raise exc.InvalidToken(_('Token authorization failed'))
+            raise
+        except Exception:
+            self.log.critical(_LC('Unable to validate token'), exc_info=True)
+            raise webob.exc.HTTPInternalServerError()
 
         return data
 
@@ -881,6 +883,18 @@ class AuthProtocol(_BaseAuthProtocol):
                                  'fallback to online validation.'))
         else:
             data = jsonutils.loads(verified)
+
+            audit_ids = None
+            if 'access' in data:
+                # It's a v2 token.
+                audit_ids = data['access']['token'].get('audit_ids')
+            else:
+                # It's a v3 token
+                audit_ids = data['token'].get('audit_ids')
+
+            if audit_ids:
+                self._revocations.check_by_audit_id(audit_ids)
+
             return data
 
     def _validate_token(self, auth_ref):
@@ -905,9 +919,10 @@ class AuthProtocol(_BaseAuthProtocol):
                 return cms.cms_verify(data, signing_cert_path,
                                       signing_ca_path,
                                       inform=inform).decode('utf-8')
-            except cms.subprocess.CalledProcessError as err:
+            except (exceptions.CMSError,
+                    cms.subprocess.CalledProcessError) as err:
                 self.log.warning(_LW('Verify error: %s'), err)
-                raise
+                raise exc.InvalidToken(_('Token authorization failed'))
 
         try:
             return verify()
@@ -939,7 +954,8 @@ class AuthProtocol(_BaseAuthProtocol):
             verified = self._cms_verify(uncompressed, inform=cms.PKIZ_CMS_FORM)
             return verified
         # TypeError If the signed_text is not zlib compressed
-        except TypeError:
+        # binascii.Error if signed_text has incorrect base64 padding (py34)
+        except (TypeError, binascii.Error):
             raise exc.InvalidToken(signed_text)
 
     def _fetch_signing_cert(self):
diff --git a/keystonemiddleware-moon/keystonemiddleware/auth_token/_identity.py b/keystonemiddleware-moon/keystonemiddleware/auth_token/_identity.py
index 98be3b2e..6fbeac27 100644
--- a/keystonemiddleware-moon/keystonemiddleware/auth_token/_identity.py
+++ b/keystonemiddleware-moon/keystonemiddleware/auth_token/_identity.py
@@ -212,25 +212,28 @@ class IdentityServer(object):
         try:
             auth_ref = self._request_strategy.verify_token(user_token)
         except exceptions.NotFound as e:
-            self._LOG.warn(_LW('Authorization failed for token'))
-            self._LOG.warn(_LW('Identity response: %s'), e.response.text)
+            self._LOG.warning(_LW('Authorization failed for token'))
+            self._LOG.warning(_LW('Identity response: %s'), e.response.text)
+            raise exc.InvalidToken(_('Token authorization failed'))
         except exceptions.Unauthorized as e:
             self._LOG.info(_LI('Identity server rejected authorization'))
-            self._LOG.warn(_LW('Identity response: %s'), e.response.text)
+            self._LOG.warning(_LW('Identity response: %s'), e.response.text)
             if retry:
                 self._LOG.info(_LI('Retrying validation'))
                 return self.verify_token(user_token, False)
+            msg = _('Identity server rejected authorization necessary to '
+                    'fetch token data')
+            raise exc.ServiceError(msg)
         except exceptions.HttpError as e:
             self._LOG.error(
                 _LE('Bad response code while validating token: %s'),
                 e.http_status)
-            self._LOG.warn(_LW('Identity response: %s'), e.response.text)
+            self._LOG.warning(_LW('Identity response: %s'), e.response.text)
+            msg = _('Failed to fetch token data from identity server')
+            raise exc.ServiceError(msg)
         else:
             return auth_ref
 
-        msg = _('Failed to fetch token data from identity server')
-        raise exc.InvalidToken(msg)
-
     def fetch_revocation_list(self):
         try:
             data = self._request_strategy.fetch_revocation_list()
diff --git a/keystonemiddleware-moon/keystonemiddleware/auth_token/_revocations.py b/keystonemiddleware-moon/keystonemiddleware/auth_token/_revocations.py
index 8cc449ad..a68356a8 100644
--- a/keystonemiddleware-moon/keystonemiddleware/auth_token/_revocations.py
+++ b/keystonemiddleware-moon/keystonemiddleware/auth_token/_revocations.py
@@ -104,3 +104,25 @@ class Revocations(object):
         if self._any_revoked(token_ids):
             self._log.debug('Token is marked as having been revoked')
             raise exc.InvalidToken(_('Token has been revoked'))
+
+    def check_by_audit_id(self, audit_ids):
+        """Check whether the audit_id appears in the revocation list.
+
+        :raises keystonemiddleware.auth_token._exceptions.InvalidToken:
+            if the audit ID(s) appear in the revocation list.
+
+        """
+        revoked_tokens = self._list.get('revoked', None)
+        if not revoked_tokens:
+            # There's no revoked tokens, so nothing to do.
+            return
+
+        # The audit_id may not be present in the revocation events because
+        # earlier versions of the identity server didn't provide them.
+        revoked_ids = set(
+            x['audit_id'] for x in revoked_tokens if 'audit_id' in x)
+        for audit_id in audit_ids:
+            if audit_id in revoked_ids:
+                self._log.debug(
+                    'Token is marked as having been revoked by audit id')
+                raise exc.InvalidToken(_('Token has been revoked'))
diff --git a/keystonemiddleware-moon/keystonemiddleware/tests/unit/auth_token/test_auth_token_middleware.py b/keystonemiddleware-moon/keystonemiddleware/tests/unit/auth_token/test_auth_token_middleware.py
index bb572aa3..e6a495f4 100644
--- a/keystonemiddleware-moon/keystonemiddleware/tests/unit/auth_token/test_auth_token_middleware.py
+++ b/keystonemiddleware-moon/keystonemiddleware/tests/unit/auth_token/test_auth_token_middleware.py
@@ -21,6 +21,7 @@ import stat
 import tempfile
 import time
 import uuid
+import warnings
 
 import fixtures
 from keystoneclient import auth
@@ -313,6 +314,11 @@ class BaseAuthTokenMiddlewareTest(base.BaseAuthTokenTestCase):
         self.response_status = None
         self.response_headers = None
 
+        # NOTE(gyee): For this test suite and for the stable liberty branch
+        # only, we will ignore deprecated calls that keystonemiddleware makes.
+        warnings.filterwarnings('ignore', category=DeprecationWarning,
+                                module='^keystonemiddleware\\.')
+
     def call_middleware(self, **kwargs):
         return self.call(self.middleware, **kwargs)
 
@@ -773,6 +779,33 @@ class CommonAuthTokenMiddlewareTest(object):
         resp = self.call_middleware(headers={'X-Auth-Token': token})
         self.assertEqual(401, resp.status_int)
 
+    def test_cached_revoked_error(self):
+        # When the token is cached and revocation list retrieval fails,
+        # 503 is returned
+        token = self.token_dict['uuid_token_default']
+        self.middleware._check_revocations_for_cached = True
+
+        # Token should be cached as ok after this.
+        resp = self.call_middleware(headers={'X-Auth-Token': token})
+        self.assertEqual(200, resp.status_int)
+
+        # Cause the revocation list to be fetched again next time so we can
+        # test the case where that retrieval fails
+        self.middleware._revocations._fetched_time = datetime.datetime.min
+        with mock.patch.object(self.middleware._revocations, '_fetch',
+                               side_effect=exc.RevocationListError):
+            resp = self.call_middleware(headers={'X-Auth-Token': token})
+            self.assertEqual(503, resp.status_int)
+
+    def test_unexpected_exception_in_validate_offline(self):
+        # When an unexpected exception is hit during _validate_offline,
+        # 500 is returned
+        token = self.token_dict['uuid_token_default']
+        with mock.patch.object(self.middleware, '_validate_offline',
+                               side_effect=Exception):
+            resp = self.call_middleware(headers={'X-Auth-Token': token})
+            self.assertEqual(500, resp.status_int)
+
     def test_cached_revoked_uuid(self):
         # When the UUID token is cached and revoked, 401 is returned.
         self._test_cache_revoked(self.token_dict['uuid_token_default'])
@@ -869,6 +902,30 @@ class CommonAuthTokenMiddlewareTest(object):
     def test_revoked_hashed_pkiz_token(self):
         self._test_revoked_hashed_token('signed_token_scoped_pkiz')
 
+    def test_revoked_pki_token_by_audit_id(self):
+        # When the audit ID is in the revocation list, the token is invalid.
+        self.set_middleware()
+        token = self.token_dict['signed_token_scoped']
+
+        # Put the token audit ID in the revocation list,
+        # the entry will have a false token ID so the token ID doesn't match.
+        fake_token_id = uuid.uuid4().hex
+        # The audit_id value is in examples/pki/cms/auth_*_token_scoped.json.
+        audit_id = 'SLIXlXQUQZWUi9VJrqdXqA'
+        revocation_list_data = {
+            'revoked': [
+                {
+                    'id': fake_token_id,
+                    'audit_id': audit_id
+                },
+            ]
+        }
+        self.middleware._revocations._list = jsonutils.dumps(
+            revocation_list_data)
+
+        resp = self.call_middleware(headers={'X-Auth-Token': token})
+        self.assertEqual(401, resp.status_int)
+
     def get_revocation_list_json(self, token_ids=None, mode=None):
         if token_ids is None:
             key = 'revoked_token_hash' + (('_' + mode) if mode else '')
@@ -2085,7 +2142,7 @@ class CommonCompositeAuthTests(object):
         }
         self.update_expected_env(expected_env)
 
-        token = 'invalid-user-token'
+        token = 'invalid-token'
         service_token = 'invalid-service-token'
         resp = self.call_middleware(headers={'X-Auth-Token': token,
                                              'X-Service-Token': service_token})
diff --git a/keystonemiddleware-moon/keystonemiddleware/tests/unit/auth_token/test_revocations.py b/keystonemiddleware-moon/keystonemiddleware/tests/unit/auth_token/test_revocations.py
index cef65b8e..258e195a 100644
--- a/keystonemiddleware-moon/keystonemiddleware/tests/unit/auth_token/test_revocations.py
+++ b/keystonemiddleware-moon/keystonemiddleware/tests/unit/auth_token/test_revocations.py
@@ -27,22 +27,24 @@ from keystonemiddleware.tests.unit import utils
 
 class RevocationsTests(utils.BaseTestCase):
 
-    def _check_with_list(self, revoked_list, token_ids):
+    def _setup_revocations(self, revoked_list):
         directory_name = '/tmp/%s' % uuid.uuid4().hex
         signing_directory = _signing_dir.SigningDirectory(directory_name)
         self.addCleanup(shutil.rmtree, directory_name)
 
         identity_server = mock.Mock()
 
-        verify_result_obj = {
-            'revoked': list({'id': r} for r in revoked_list)
-        }
+        verify_result_obj = {'revoked': revoked_list}
         cms_verify = mock.Mock(return_value=json.dumps(verify_result_obj))
 
         revocations = _revocations.Revocations(
             timeout=datetime.timedelta(1), signing_directory=signing_directory,
             identity_server=identity_server, cms_verify=cms_verify)
+        return revocations
 
+    def _check_with_list(self, revoked_list, token_ids):
+        revoked_list = list({'id': r} for r in revoked_list)
+        revocations = self._setup_revocations(revoked_list)
         revocations.check(token_ids)
 
     def test_check_empty_list(self):
@@ -63,3 +65,40 @@ class RevocationsTests(utils.BaseTestCase):
         token_ids = [token_id]
         self.assertRaises(exc.InvalidToken,
                           self._check_with_list, revoked_tokens, token_ids)
+
+    def test_check_by_audit_id_revoked(self):
+        # When the audit ID is in the revocation list, InvalidToken is raised.
+        audit_id = uuid.uuid4().hex
+        revoked_list = [{'id': uuid.uuid4().hex, 'audit_id': audit_id}]
+        revocations = self._setup_revocations(revoked_list)
+        self.assertRaises(exc.InvalidToken,
+                          revocations.check_by_audit_id, [audit_id])
+
+    def test_check_by_audit_id_chain_revoked(self):
+        # When the token's audit chain ID is in the revocation list,
+        # InvalidToken is raised.
+        revoked_audit_id = uuid.uuid4().hex
+        revoked_list = [{'id': uuid.uuid4().hex, 'audit_id': revoked_audit_id}]
+        revocations = self._setup_revocations(revoked_list)
+
+        token_audit_ids = [uuid.uuid4().hex, revoked_audit_id]
+        self.assertRaises(exc.InvalidToken,
+                          revocations.check_by_audit_id, token_audit_ids)
+
+    def test_check_by_audit_id_not_revoked(self):
+        # When the audit ID is not in the revocation list no exception.
+        revoked_list = [{'id': uuid.uuid4().hex, 'audit_id': uuid.uuid4().hex}]
+        revocations = self._setup_revocations(revoked_list)
+
+        audit_id = uuid.uuid4().hex
+        revocations.check_by_audit_id([audit_id])
+
+    def test_check_by_audit_id_no_audit_ids(self):
+        # Older identity servers don't send audit_ids in the revocation list.
+        # When this happens, check_by_audit_id still works, just doesn't
+        # verify anything.
+        revoked_list = [{'id': uuid.uuid4().hex}]
+        revocations = self._setup_revocations(revoked_list)
+
+        audit_id = uuid.uuid4().hex
+        revocations.check_by_audit_id([audit_id])
diff --git a/keystonemiddleware-moon/keystonemiddleware/tests/unit/auth_token/test_user_auth_plugin.py b/keystonemiddleware-moon/keystonemiddleware/tests/unit/auth_token/test_user_auth_plugin.py
index 52d29737..19d3d7a9 100644
--- a/keystonemiddleware-moon/keystonemiddleware/tests/unit/auth_token/test_user_auth_plugin.py
+++ b/keystonemiddleware-moon/keystonemiddleware/tests/unit/auth_token/test_user_auth_plugin.py
@@ -11,6 +11,7 @@
 # under the License.
 
 import uuid
+import warnings
 
 from keystoneclient import auth
 from keystoneclient import fixture
@@ -29,6 +30,11 @@ class BaseUserPluginTests(object):
                              auth_plugin,
                              group='keystone_authtoken',
                              **kwargs):
+        # NOTE(gyee): For this test suite and for the stable liberty branch
+        # only, we will ignore deprecated calls that keystonemiddleware makes.
+        warnings.filterwarnings('ignore', category=DeprecationWarning,
+                                module='^keystonemiddleware\\.')
+
         opts = auth.get_plugin_class(auth_plugin).get_options()
         self.cfg.register_opts(opts, group=group)
 
diff --git a/keystonemiddleware-moon/keystonemiddleware/tests/unit/test_audit_middleware.py b/keystonemiddleware-moon/keystonemiddleware/tests/unit/test_audit_middleware.py
index 48ff9a4f..fc761c0f 100644
--- a/keystonemiddleware-moon/keystonemiddleware/tests/unit/test_audit_middleware.py
+++ b/keystonemiddleware-moon/keystonemiddleware/tests/unit/test_audit_middleware.py
@@ -14,6 +14,7 @@
 import os
 import tempfile
 import uuid
+import warnings
 
 import mock
 from oslo_config import cfg
@@ -64,6 +65,11 @@ class BaseAuditMiddlewareTest(utils.BaseTestCase):
             FakeApp(), audit_map_file=self.audit_map,
             service_name='pycadf')
 
+        # NOTE(stevemar): For this test suite and for the stable liberty branch
+        # only, we will ignore deprecated calls that keystonemiddleware makes.
+        warnings.filterwarnings('ignore', category=DeprecationWarning,
+                                module='^keystonemiddleware\\.')
+
         self.addCleanup(lambda: os.close(self.fd))
         self.addCleanup(cfg.CONF.reset)
 
diff --git a/keystonemiddleware-moon/requirements.txt b/keystonemiddleware-moon/requirements.txt
index 6bcb16a7..4d39b223 100644
--- a/keystonemiddleware-moon/requirements.txt
+++ b/keystonemiddleware-moon/requirements.txt
@@ -7,10 +7,10 @@ oslo.config>=2.3.0 # Apache-2.0
 oslo.context>=0.2.0 # Apache-2.0
 oslo.i18n>=1.5.0 # Apache-2.0
 oslo.serialization>=1.4.0 # Apache-2.0
-oslo.utils>=2.0.0 # Apache-2.0
+oslo.utils!=2.6.0,>=2.0.0 # Apache-2.0
 pbr>=1.6
 pycadf>=1.1.0
-python-keystoneclient>=1.6.0
-requests>=2.5.2
+python-keystoneclient!=1.8.0,>=1.6.0
+requests!=2.8.0,!=2.9.0,>=2.5.2
 six>=1.9.0
 WebOb>=1.2.3
diff --git a/keystonemiddleware-moon/test-requirements.txt b/keystonemiddleware-moon/test-requirements.txt
index 677f0089..261a8ffc 100644
--- a/keystonemiddleware-moon/test-requirements.txt
+++ b/keystonemiddleware-moon/test-requirements.txt
@@ -10,7 +10,7 @@ mock>=1.2
 pycrypto>=2.6
 oslosphinx>=2.5.0 # Apache-2.0
 oslotest>=1.10.0 # Apache-2.0
-oslo.messaging!=1.17.0,!=1.17.1,>=1.16.0 # Apache-2.0
+oslo.messaging!=1.17.0,!=1.17.1,!=2.6.0,!=2.6.1,!=2.7.0,!=2.8.0,!=2.8.1,!=2.9.0,!=3.1.0,>=1.16.0 # Apache-2.0
 requests-mock>=0.6.0 # Apache-2.0
 sphinx!=1.2.0,!=1.3b1,<1.3,>=1.1.2
 stevedore>=1.5.0 # Apache-2.0