Merge pull request #194 from gnuoy/feature/add-masakari-test

Add masakari tests
2019-03-06 11:59:46 +01:00
parent 8b08f71a22 d7bd1df421
commit ac52b0c14b
1 changed files with 82 additions and 0 deletions
@@ -0,0 +1,82 @@
+#!/usr/bin/env python3
+
+# Copyright 2019 Canonical Ltd.
+#
+# 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.
+
+"""Encapsulate masakari testing."""
+
+import logging
+
+import novaclient
+
+import zaza.model
+import zaza.charm_tests.test_utils as test_utils
+import zaza.utilities.openstack as openstack_utils
+import zaza.utilities.juju as juju_utils
+import zaza.configure.guest
+import zaza.configure.masakari
+
+
+class MasakariTest(test_utils.OpenStackBaseTest):
+    """Encapsulate Masakari tests."""
+
+    @classmethod
+    def setUpClass(cls):
+        """Run class setup for running tests."""
+        super(MasakariTest, cls).setUpClass()
+        cls.keystone_session = openstack_utils.get_overcloud_keystone_session()
+        cls.model_name = zaza.model.get_juju_model()
+        cls.nova_client = openstack_utils.get_nova_session_client(
+            cls.keystone_session)
+
+    def test_instance_failover(self):
+        """Test masakari managed guest migration."""
+        # Launch guest
+        vm_name = 'zaza-test-instance-failover'
+        try:
+            self.nova_client.servers.find(name=vm_name)
+            logging.info('Found existing guest')
+        except novaclient.exceptions.NotFound:
+            logging.info('Launching new guest')
+            zaza.configure.guest.launch_instance(
+                'bionic',
+                use_boot_volume=True,
+                vm_name=vm_name)
+
+        # Locate hypervisor hosting guest and shut it down
+        current_hypervisor = zaza.utilities.openstack.get_hypervisor_for_guest(
+            self.nova_client,
+            vm_name)
+        unit_name = juju_utils.get_unit_name_from_host_name(
+            current_hypervisor,
+            'nova-compute')
+        zaza.configure.masakari.simulate_compute_host_failure(
+            unit_name,
+            model_name=self.model_name)
+
+        # Wait for instance move
+        logging.info('Waiting for guest to move away from {}'.format(
+            current_hypervisor))
+        # wait_for_server_migration will throw an exception if migration fails
+        zaza.utilities.openstack.wait_for_server_migration(
+            self.nova_client,
+            vm_name,
+            current_hypervisor)
+
+        # Bring things back
+        zaza.configure.masakari.simulate_compute_host_recovery(
+            unit_name,
+            model_name=self.model_name)
+        zaza.utilities.openstack.enable_all_nova_services(self.nova_client)
+        zaza.configure.masakari.enable_hosts()