Tempest plugin for the magnum project.
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 

185 lines
7.0 KiB

# 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.
from oslo_log import log as logging
from tempest.lib import exceptions
from magnum_tempest_plugin.common import client
from magnum_tempest_plugin.common import utils
from magnum_tempest_plugin.tests.api.v1.models import cluster_id_model
from magnum_tempest_plugin.tests.api.v1.models import cluster_model
class ClusterClient(client.MagnumClient):
"""Encapsulates REST calls and maps JSON to/from models"""
LOG = logging.getLogger(__name__)
@classmethod
def clusters_uri(cls, filters=None):
"""Construct clusters uri with optional filters
:param filters: Optional k:v dict that's converted to url query
:returns: url string
"""
url = "/clusters"
if filters:
url = cls.add_filters(url, filters)
return url
@classmethod
def cluster_uri(cls, cluster_id):
"""Construct cluster uri
:param cluster_id: cluster uuid or name
:returns: url string
"""
return "{0}/{1}".format(cls.clusters_uri(), cluster_id)
def list_clusters(self, filters=None, **kwargs):
"""Makes GET /clusters request and returns ClusterCollection
Abstracts REST call to return all clusters
:param filters: Optional k:v dict that's converted to url query
:returns: response object and ClusterCollection object
"""
resp, body = self.get(self.clusters_uri(filters), **kwargs)
return self.deserialize(resp, body, cluster_model.ClusterCollection)
def get_cluster(self, cluster_id, **kwargs):
"""Makes GET /cluster request and returns ClusterEntity
Abstracts REST call to return a single cluster based on uuid or name
:param cluster_id: cluster uuid or name
:returns: response object and ClusterCollection object
"""
resp, body = self.get(self.cluster_uri(cluster_id))
return self.deserialize(resp, body, cluster_model.ClusterEntity)
def post_cluster(self, model, **kwargs):
"""Makes POST /cluster request and returns ClusterIdEntity
Abstracts REST call to create new cluster
:param model: ClusterEntity
:returns: response object and ClusterIdEntity object
"""
resp, body = self.post(
self.clusters_uri(),
body=model.to_json(), **kwargs)
return self.deserialize(resp, body, cluster_id_model.ClusterIdEntity)
def patch_cluster(self, cluster_id, clusterpatch_listmodel, **kwargs):
"""Makes PATCH /cluster request and returns ClusterIdEntity
Abstracts REST call to update cluster attributes
:param cluster_id: UUID of cluster
:param clusterpatch_listmodel: ClusterPatchCollection
:returns: response object and ClusterIdEntity object
"""
resp, body = self.patch(
self.cluster_uri(cluster_id),
body=clusterpatch_listmodel.to_json(), **kwargs)
return self.deserialize(resp, body, cluster_id_model.ClusterIdEntity)
def delete_cluster(self, cluster_id, **kwargs):
"""Makes DELETE /cluster request and returns response object
Abstracts REST call to delete cluster based on uuid or name
:param cluster_id: UUID or name of cluster
:returns: response object
"""
return self.delete(self.cluster_uri(cluster_id), **kwargs)
def wait_for_cluster_to_delete(self, cluster_id):
utils.wait_for_condition(
lambda: self.does_cluster_not_exist(cluster_id), 10, 300)
def wait_for_created_cluster(self, cluster_id, delete_on_error=True,
timeout=3600):
try:
utils.wait_for_condition(
lambda: self.does_cluster_exist(cluster_id), 10, timeout)
except Exception:
# In error state. Clean up the cluster id if desired
self.LOG.error('Cluster %s entered an exception state.',
cluster_id)
if delete_on_error:
self.LOG.warning('We will attempt to delete clusters now.')
self.delete_cluster(cluster_id)
self.wait_for_cluster_to_delete(cluster_id)
raise
def wait_for_final_state(self, cluster_id):
utils.wait_for_condition(
lambda: self.is_cluster_in_final_state(cluster_id), 10, 3600)
def is_cluster_in_final_state(self, cluster_id):
try:
resp, model = self.get_cluster(cluster_id)
if model.status in ['CREATED', 'CREATE_COMPLETE',
'ERROR', 'CREATE_FAILED']:
self.LOG.info('Cluster %s succeeded.', cluster_id)
return True
else:
return False
except exceptions.NotFound:
self.LOG.warning('Cluster %s is not found.', cluster_id)
return False
def does_cluster_exist(self, cluster_id):
try:
resp, model = self.get_cluster(cluster_id)
if model.status in ['CREATED', 'CREATE_COMPLETE']:
self.LOG.info('Cluster %s is created.', cluster_id)
return True
elif model.status in ['ERROR', 'CREATE_FAILED']:
self.LOG.error('Cluster %s is in failed state, status_reason: '
'%s', cluster_id, model.status_reason)
raise exceptions.ServerFault(
"Got into an error condition: %s for %s" %
(model.status, cluster_id))
else:
return False
except exceptions.NotFound:
self.LOG.warning('Cluster %s is not found.', cluster_id)
return False
def does_cluster_not_exist(self, cluster_id):
try:
resp, model = self.get_cluster(cluster_id)
if model.status in ['ERROR', 'DELETE_FAILED']:
self.LOG.error('Cluster %s is in failed state, status_reason: '
'%s', cluster_id, model.status_reason)
raise exceptions.ServerFault(
"Got into an error condition: %s for %s" %
(model.status, cluster_id))
except exceptions.NotFound:
self.LOG.warning('Cluster %s is not found.', cluster_id)
return True
except exceptions.BadRequest:
self.LOG.warning('Cluster %s returned a bad state. Assuming '
'temporary failure and the cluster still exists.',
cluster_id)
return False
return False