Add a shelve/unshelve scenario
Current test of shelve/unshelve in api/compute/servers/test_server_actions
only checks the API. Nova Bug #1257594 shows that shelve was once not
reliable. This addition should prevent this bug from ever coming back.
Change-Id: Ie9c28e0f17e25f75ce435ac574244cd3c3c69c9a
diff --git a/tempest/scenario/test_shelve_instance.py b/tempest/scenario/test_shelve_instance.py
new file mode 100644
index 0000000..3ee71dd
--- /dev/null
+++ b/tempest/scenario/test_shelve_instance.py
@@ -0,0 +1,96 @@
+# Copyright 2014 Scality
+# All Rights Reserved.
+#
+# 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 testtools
+
+from tempest import config
+from tempest.openstack.common import log
+from tempest.scenario import manager
+from tempest import test
+
+CONF = config.CONF
+
+LOG = log.getLogger(__name__)
+
+
+class TestShelveInstance(manager.ScenarioTest):
+ """
+ This test shelves then unshelves a Nova instance
+ The following is the scenario outline:
+ * boot a instance and create a timestamp file in it
+ * shelve the instance
+ * unshelve the instance
+ * check the existence of the timestamp file in the unshelved instance
+
+ """
+
+ def _write_timestamp(self, server_or_ip):
+ ssh_client = self.get_remote_client(server_or_ip)
+ ssh_client.exec_command('date > /tmp/timestamp; sync')
+ self.timestamp = ssh_client.exec_command('cat /tmp/timestamp')
+
+ def _check_timestamp(self, server_or_ip):
+ ssh_client = self.get_remote_client(server_or_ip)
+ got_timestamp = ssh_client.exec_command('cat /tmp/timestamp')
+ self.assertEqual(self.timestamp, got_timestamp)
+
+ def _shelve_then_unshelve_server(self, server):
+ self.servers_client.shelve_server(server['id'])
+ offload_time = CONF.compute.shelved_offload_time
+ if offload_time >= 0:
+ self.servers_client.wait_for_server_status(
+ server['id'], 'SHELVED_OFFLOADED', extra_timeout=offload_time)
+ else:
+ self.servers_client.wait_for_server_status(server['id'], 'SHELVED')
+ self.servers_client.shelve_offload_server(server['id'])
+ self.servers_client.wait_for_server_status(server['id'],
+ 'SHELVED_OFFLOADED')
+ self.servers_client.unshelve_server(server['id'])
+ self.servers_client.wait_for_server_status(server['id'], 'ACTIVE')
+
+ @testtools.skipUnless(CONF.compute_feature_enabled.shelve,
+ 'Shelve is not available.')
+ @test.services('compute', 'network', 'image')
+ def test_shelve_instance(self):
+ self.keypair = self.create_keypair()
+
+ self.security_group = self._create_security_group()
+
+ create_kwargs = {
+ 'key_name': self.keypair['name'],
+ 'security_groups': [self.security_group]
+ }
+ server = self.create_server(image=CONF.compute.image_ref,
+ create_kwargs=create_kwargs)
+
+ if CONF.compute.use_floatingip_for_ssh:
+ _, floating_ip = self.floating_ips_client.create_floating_ip()
+ self.addCleanup(self.delete_wrapper,
+ self.floating_ips_client.delete_floating_ip,
+ floating_ip['id'])
+ self.floating_ips_client.associate_floating_ip_to_server(
+ floating_ip['ip'], server['id'])
+ self._write_timestamp(floating_ip['ip'])
+ else:
+ self._write_timestamp(server)
+
+ # Prevent bug #1257594 from coming back
+ # Unshelve used to boot the instance with the original image, not
+ # with the instance snapshot
+ self._shelve_then_unshelve_server(server)
+ if CONF.compute.use_floatingip_for_ssh:
+ self._check_timestamp(floating_ip['ip'])
+ else:
+ self._check_timestamp(server)