enable Keystone v3 support for http_check detection plugin

To properly support Keystone V3, we must also properly convey
the domain information to the Keystone authentication plugins.

Change-Id: I8c6539cf692e090290cfdf104eb22530a625aadb
story: 2004655

monasca_setup/detection/plugins/http_check.py

@@ -32,9 +32,15 @@ class HttpCheck(monasca_setup.detection.ArgsPlugin):
        monasca-setup -d HttpCheck --detection_args \
          "keystone_url=http://192.168.10.6/identity \
           keystone_project=proj \
+          keystone_project_domain=Default \
           keystone_user=usr \
+          keystone_user_domain=Default \
           keystone_password=pass \
           url=https://192.168.10.6"
+
+       NOTE: keystone_project_domain and keystone_user_domain are required
+       for Keystone V3. They are used to convey the project's domain name and
+       user's domain name respectively.
     """
 
     def _detect(self):
@@ -52,7 +58,9 @@ class HttpCheck(monasca_setup.detection.ArgsPlugin):
                                          'name', 'use_keystone', 'collect_response_time'])
         init_config = {'keystone_config': self._build_instance(['keystone_url',
                                                                 'keystone_project',
+                                                                'keystone_project_domain',
                                                                 'keystone_user',
+                                                                'keystone_user_domain',
                                                                 'keystone_password'])}
 
         # Normalize any boolean parameters
@@ -69,9 +77,15 @@ class HttpCheck(monasca_setup.detection.ArgsPlugin):
         if 'keystone_project' in init_config['keystone_config']:
             init_config['keystone_config']['project_name'] = init_config['keystone_config']\
                 .pop('keystone_project')
+        if 'keystone_project_domain' in init_config['keystone_config']:
+            init_config['keystone_config']['project_domain_name'] = \
+                init_config['keystone_config'].pop('keystone_project_domain')
         if 'keystone_user' in init_config['keystone_config']:
             init_config['keystone_config']['username'] = init_config['keystone_config']\
                 .pop('keystone_user')
+        if 'keystone_user_domain' in init_config['keystone_config']:
+            init_config['keystone_config']['user_domain_name'] = \
+                init_config['keystone_config'].pop('keystone_user_domain')
         if 'keystone_password' in init_config['keystone_config']:
             init_config['keystone_config']['password'] = init_config['keystone_config']\
                 .pop('keystone_password')

tests/detection/test_http_check.py

@@ -0,0 +1,45 @@
+# (C) Copyright 2016 Hewlett Packard Enterprise Development LP
+# (C) Copyright 2018 SUSE LLC
+
+# 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 unittest
+
+from monasca_setup.detection.plugins.http_check import HttpCheck
+
+
+class TestHttpCheck(unittest.TestCase):
+
+    def setUp(self):
+        unittest.TestCase.setUp(self)
+
+    def test_processs_keystone_global_args(self):
+        args = ('keystone_url=https://my.keystone.host.com/identity '
+                'keystone_user=foo keystone_password=testpasswd '
+                'keystone_project=test_project keystone_project_domain=bar '
+                'keystone_user_domain=bar use_keystone=True '
+                'url=https://myurl.com')
+        plugin = HttpCheck(None, args=args)
+        conf = plugin.build_config()
+        self.assertTrue('keystone_config' in conf['http_check']['init_config'])
+        expected_keystone_config = {
+            'keystone_url': 'https://my.keystone.host.com/identity',
+            'username': 'foo',
+            'password': 'testpasswd',
+            'project_name': 'test_project',
+            'project_domain_name': 'bar',
+            'user_domain_name': 'bar'
+        }
+        self.assertDictEqual(
+            expected_keystone_config,
+            conf['http_check']['init_config']['keystone_config'])