Add get certificates for v2.0

There was no API to fetch the PKI certificates using v2.0.

bp auth-token-use-client

Change-Id: I2b6f9af8b843d72271234fd4d26963b75a25a086

keystoneclient/tests/v2_0/test_certificates.py

@@ -0,0 +1,40 @@
+# Copyright 2014 IBM Corp.
+# 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.
+
+import testresources
+
+from keystoneclient.tests import client_fixtures
+from keystoneclient.tests.v2_0 import utils
+
+
+class CertificateTests(utils.TestCase, testresources.ResourcedTestCase):
+
+    resources = [('examples', client_fixtures.EXAMPLES_RESOURCE)]
+
+    def test_get_ca_certificate(self):
+        self.stub_url('GET', ['certificates', 'ca'],
+                      headers={'Content-Type': 'text/html; charset=UTF-8'},
+                      text=self.examples.SIGNING_CA)
+        res = self.client.certificates.get_ca_certificate()
+        self.assertEqual(self.examples.SIGNING_CA, res)
+
+    def test_get_signing_certificate(self):
+        self.stub_url('GET', ['certificates', 'signing'],
+                      headers={'Content-Type': 'text/html; charset=UTF-8'},
+                      text=self.examples.SIGNING_CERT)
+        res = self.client.certificates.get_signing_certificate()
+        self.assertEqual(self.examples.SIGNING_CERT, res)
+
+
+def load_tests(loader, tests, pattern):
+    return testresources.OptimisingTestSuite(tests)

keystoneclient/v2_0/certificates.py

@@ -0,0 +1,42 @@
+# Copyright 2014 IBM Corp.
+# 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.
+
+
+class CertificatesManager(object):
+    """Manager for certificates."""
+
+    def __init__(self, client):
+        self._client = client
+
+    def get_ca_certificate(self):
+        """Get CA certificate.
+
+        :returns: PEM-formatted string.
+        :rtype: str
+
+        """
+
+        resp, body = self._client.get('/certificates/ca', authenticated=False)
+        return resp.text
+
+    def get_signing_certificate(self):
+        """Get signing certificate.
+
+        :returns: PEM-formatted string.
+        :rtype: str
+
+        """
+
+        resp, body = self._client.get('/certificates/signing',
+                                      authenticated=False)
+        return resp.text

keystoneclient/v2_0/client.py

@@ -19,6 +19,7 @@ from keystoneclient.auth.identity import v2 as v2_auth
 from keystoneclient import exceptions
 from keystoneclient import httpclient
 from keystoneclient.i18n import _
+from keystoneclient.v2_0 import certificates
 from keystoneclient.v2_0 import ec2
 from keystoneclient.v2_0 import endpoints
 from keystoneclient.v2_0 import extensions
@@ -131,6 +132,7 @@ class Client(httpclient.HTTPClient):
         """Initialize a new client for the Keystone v2.0 API."""
         super(Client, self).__init__(**kwargs)
 
+        self.certificates = certificates.CertificatesManager(self._adapter)
         self.endpoints = endpoints.EndpointManager(self._adapter)
         self.extensions = extensions.ExtensionManager(self._adapter)
         self.roles = roles.RoleManager(self._adapter)