207 lines
7.4 KiB
Python
207 lines
7.4 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2012 OpenStack, LLC
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import logging
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import time
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from tempest import clients
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from tempest.common.utils.data_utils import rand_name
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from tempest import exceptions
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import tempest.test
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LOG = logging.getLogger(__name__)
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class BaseVolumeTest(tempest.test.BaseTestCase):
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"""Base test case class for all Cinder API tests."""
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@classmethod
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def setUpClass(cls):
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cls.isolated_creds = []
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if cls.config.compute.allow_tenant_isolation:
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creds = cls._get_isolated_creds()
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username, tenant_name, password = creds
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os = clients.Manager(username=username,
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password=password,
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tenant_name=tenant_name,
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interface=cls._interface)
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else:
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os = clients.Manager(interface=cls._interface)
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cls.os = os
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cls.volumes_client = os.volumes_client
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cls.snapshots_client = os.snapshots_client
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cls.servers_client = os.servers_client
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cls.image_ref = cls.config.compute.image_ref
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cls.flavor_ref = cls.config.compute.flavor_ref
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cls.build_interval = cls.config.volume.build_interval
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cls.build_timeout = cls.config.volume.build_timeout
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cls.snapshots = []
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cls.volumes = []
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skip_msg = ("%s skipped as Cinder endpoint is not available" %
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cls.__name__)
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try:
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cls.volumes_client.keystone_auth(cls.os.username,
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cls.os.password,
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cls.os.auth_url,
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cls.volumes_client.service,
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cls.os.tenant_name)
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except exceptions.EndpointNotFound:
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cls.clear_isolated_creds()
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raise cls.skipException(skip_msg)
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@classmethod
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def _get_identity_admin_client(cls):
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"""
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Returns an instance of the Identity Admin API client
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"""
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os = clients.ComputeAdminManager()
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return os.identity_client
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@classmethod
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def _get_isolated_creds(cls):
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"""
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Creates a new set of user/tenant/password credentials for a
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**regular** user of the Volume API so that a test case can
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operate in an isolated tenant container.
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"""
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admin_client = cls._get_identity_admin_client()
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rand_name_root = rand_name(cls.__name__)
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if cls.isolated_creds:
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# Main user already created. Create the alt one...
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rand_name_root += '-alt'
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username = rand_name_root + "-user"
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email = rand_name_root + "@example.com"
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tenant_name = rand_name_root + "-tenant"
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tenant_desc = tenant_name + "-desc"
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password = "pass"
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resp, tenant = admin_client.create_tenant(name=tenant_name,
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description=tenant_desc)
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resp, user = admin_client.create_user(username,
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password,
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tenant['id'],
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email)
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# Store the complete creds (including UUID ids...) for later
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# but return just the username, tenant_name, password tuple
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# that the various clients will use.
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cls.isolated_creds.append((user, tenant))
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return username, tenant_name, password
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@classmethod
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def clear_isolated_creds(cls):
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if not cls.isolated_creds:
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return
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admin_client = cls._get_identity_admin_client()
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for user, tenant in cls.isolated_creds:
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admin_client.delete_user(user['id'])
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admin_client.delete_tenant(tenant['id'])
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@classmethod
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def tearDownClass(cls):
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cls.clear_snapshots()
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cls.clear_volumes()
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cls.clear_isolated_creds()
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@classmethod
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def create_snapshot(cls, volume_id=1, **kwargs):
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"""Wrapper utility that returns a test snapshot."""
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resp, snapshot = cls.snapshots_client.create_snapshot(volume_id,
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**kwargs)
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assert 200 == resp.status
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cls.snapshots_client.wait_for_snapshot_status(snapshot['id'],
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'available')
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cls.snapshots.append(snapshot)
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return snapshot
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#NOTE(afazekas): these create_* and clean_* could be defined
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# only in a single location in the source, and could be more general.
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@classmethod
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def create_volume(cls, size=1, **kwargs):
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"""Wrapper utility that returns a test volume."""
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resp, volume = cls.volumes_client.create_volume(size, **kwargs)
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assert 200 == resp.status
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cls.volumes_client.wait_for_volume_status(volume['id'], 'available')
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cls.volumes.append(volume)
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return volume
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@classmethod
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def clear_volumes(cls):
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for volume in cls.volumes:
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try:
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cls.volumes_client.delete_volume(volume['id'])
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except Exception:
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pass
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for volume in cls.volumes:
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try:
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cls.volumes_client.wait_for_resource_deletion(volume['id'])
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except Exception:
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pass
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@classmethod
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def clear_snapshots(cls):
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for snapshot in cls.snapshots:
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try:
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cls.snapshots_client.delete_snapshot(snapshot['id'])
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except Exception:
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pass
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for snapshot in cls.snapshots:
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try:
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cls.snapshots_client.wait_for_resource_deletion(snapshot['id'])
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except Exception:
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pass
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def wait_for(self, condition):
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"""Repeatedly calls condition() until a timeout."""
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start_time = int(time.time())
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while True:
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try:
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condition()
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except Exception:
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pass
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else:
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return
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if int(time.time()) - start_time >= self.build_timeout:
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condition()
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return
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time.sleep(self.build_interval)
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class BaseVolumeAdminTest(BaseVolumeTest):
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"""Base test case class for all Volume Admin API tests."""
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@classmethod
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def setUpClass(cls):
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super(BaseVolumeAdminTest, cls).setUpClass()
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cls.adm_user = cls.config.identity.admin_username
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cls.adm_pass = cls.config.identity.admin_password
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cls.adm_tenant = cls.config.identity.admin_tenant_name
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if not all((cls.adm_user, cls.adm_pass, cls.adm_tenant)):
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msg = ("Missing Volume Admin API credentials "
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"in configuration.")
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raise cls.skipException(msg)
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cls.os_adm = clients.AdminManager(interface=cls._interface)
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cls.client = cls.os_adm.volume_types_client
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