491 lines
19 KiB
Python
491 lines
19 KiB
Python
# 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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"""
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test_magnum
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----------------------------------
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Tests for `magnum` module.
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"""
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import os
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import subprocess
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import tempfile
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import time
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import fixtures
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from six.moves import configparser
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from heatclient import client as heatclient
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from keystoneclient.v3 import client as ksclient
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from kubernetes import client as k8s_config
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from kubernetes.client import api_client
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from kubernetes.client.apis import core_v1_api
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from magnum.common.utils import rmtree_without_raise
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import magnum.conf
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from magnum.tests.functional.common import base
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from magnum.tests.functional.common import utils
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from magnumclient.common.apiclient import exceptions
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from magnumclient.common import cliutils
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from magnumclient.v1 import client as v1client
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CONF = magnum.conf.CONF
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class BaseMagnumClient(base.BaseMagnumTest):
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@classmethod
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def setUpClass(cls):
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# Collecting of credentials:
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#
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# Support the existence of a functional_creds.conf for
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# testing. This makes it possible to use a config file.
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super(BaseMagnumClient, cls).setUpClass()
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user = cliutils.env('OS_USERNAME')
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passwd = cliutils.env('OS_PASSWORD')
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project_name = cliutils.env('OS_PROJECT_NAME')
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auth_url = cliutils.env('OS_AUTH_URL')
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insecure = cliutils.env('INSECURE')
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region_name = cliutils.env('OS_REGION_NAME')
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magnum_url = cliutils.env('BYPASS_URL')
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image_id = cliutils.env('IMAGE_ID')
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nic_id = cliutils.env('NIC_ID')
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flavor_id = cliutils.env('FLAVOR_ID')
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master_flavor_id = cliutils.env('MASTER_FLAVOR_ID')
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keypair_id = cliutils.env('KEYPAIR_ID')
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dns_nameserver = cliutils.env('DNS_NAMESERVER')
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copy_logs = cliutils.env('COPY_LOGS')
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user_domain_id = cliutils.env('OS_USER_DOMAIN_ID')
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project_domain_id = cliutils.env('OS_PROJECT_DOMAIN_ID')
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config = configparser.RawConfigParser()
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if config.read('functional_creds.conf'):
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# the OR pattern means the environment is preferred for
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# override
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user = user or config.get('admin', 'user')
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passwd = passwd or config.get('admin', 'pass')
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project_name = project_name or config.get('admin', 'project_name')
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auth_url = auth_url or config.get('auth', 'auth_url')
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insecure = insecure or config.get('auth', 'insecure')
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magnum_url = magnum_url or config.get('auth', 'magnum_url')
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image_id = image_id or config.get('magnum', 'image_id')
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nic_id = nic_id or config.get('magnum', 'nic_id')
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flavor_id = flavor_id or config.get('magnum', 'flavor_id')
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master_flavor_id = master_flavor_id or config.get(
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'magnum', 'master_flavor_id')
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keypair_id = keypair_id or config.get('magnum', 'keypair_id')
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dns_nameserver = dns_nameserver or config.get(
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'magnum', 'dns_nameserver')
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user_domain_id = user_domain_id or config.get(
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'admin', 'user_domain_id')
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project_domain_id = project_domain_id or config.get(
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'admin', 'project_domain_id')
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try:
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copy_logs = copy_logs or config.get('magnum', 'copy_logs')
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except configparser.NoOptionError:
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pass
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cls.image_id = image_id
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cls.nic_id = nic_id
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cls.flavor_id = flavor_id
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cls.master_flavor_id = master_flavor_id
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cls.keypair_id = keypair_id
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cls.dns_nameserver = dns_nameserver
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cls.copy_logs = str(copy_logs).lower() == 'true'
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cls.cs = v1client.Client(username=user,
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api_key=passwd,
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project_name=project_name,
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auth_url=auth_url,
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insecure=insecure,
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user_domain_id=user_domain_id,
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project_domain_id=project_domain_id,
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service_type='container-infra',
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region_name=region_name,
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magnum_url=magnum_url,
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api_version='latest')
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cls.keystone = ksclient.Client(username=user,
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password=passwd,
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project_name=project_name,
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project_domain_id=project_domain_id,
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user_domain_id=user_domain_id,
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auth_url=auth_url,
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insecure=insecure)
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token = cls.keystone.auth_token
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heat_endpoint = cls.keystone.service_catalog.url_for(
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service_type='orchestration')
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cls.heat = heatclient.Client('1', token=token, endpoint=heat_endpoint)
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@classmethod
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def _wait_on_status(cls, cluster, wait_status, finish_status,
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timeout=6000):
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# Check status every 60 seconds for a total of 100 minutes
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def _check_status():
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status = cls.cs.clusters.get(cluster.uuid).status
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cls.LOG.debug("Cluster status is %s" % status)
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if status in wait_status:
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return False
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elif status in finish_status:
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return True
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else:
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raise Exception("Unexpected Status: %s" % status)
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# sleep 1s to wait cluster status changes, this will be useful for
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# the first time we wait for the status, to avoid another 59s
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time.sleep(1)
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utils.wait_for_condition(_check_status, interval=60, timeout=timeout)
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@classmethod
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def _create_cluster_template(cls, name, **kwargs):
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# TODO(eliqiao): We don't want these to be have default values,
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# just leave them here to make things work.
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# Plan is to support other kinds of ClusterTemplate
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# creation.
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coe = kwargs.pop('coe', 'kubernetes')
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network_driver = kwargs.pop('network_driver', 'flannel')
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volume_driver = kwargs.pop('volume_driver', 'cinder')
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labels = kwargs.pop('labels', {"K1": "V1", "K2": "V2"})
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tls_disabled = kwargs.pop('tls_disabled', False)
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fixed_subnet = kwargs.pop('fixed_subnet', None)
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server_type = kwargs.pop('server_type', 'vm')
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cluster_template = cls.cs.cluster_templates.create(
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name=name,
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keypair_id=cls.keypair_id,
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external_network_id=cls.nic_id,
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image_id=cls.image_id,
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flavor_id=cls.flavor_id,
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master_flavor_id=cls.master_flavor_id,
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network_driver=network_driver,
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volume_driver=volume_driver,
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dns_nameserver=cls.dns_nameserver,
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coe=coe,
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labels=labels,
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tls_disabled=tls_disabled,
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fixed_subnet=fixed_subnet,
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server_type=server_type,
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**kwargs)
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return cluster_template
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@classmethod
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def _create_cluster(cls, name, cluster_template_uuid):
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cluster = cls.cs.clusters.create(
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name=name,
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cluster_template_id=cluster_template_uuid
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)
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return cluster
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@classmethod
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def _show_cluster(cls, name):
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cluster = cls.cs.clusters.get(name)
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return cluster
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@classmethod
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def _delete_cluster_template(cls, cluster_template_uuid):
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cls.cs.cluster_templates.delete(cluster_template_uuid)
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@classmethod
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def _delete_cluster(cls, cluster_uuid):
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cls.cs.clusters.delete(cluster_uuid)
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try:
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cls._wait_on_status(
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cls.cluster,
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["CREATE_COMPLETE", "DELETE_IN_PROGRESS", "CREATE_FAILED"],
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["DELETE_FAILED", "DELETE_COMPLETE"],
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timeout=600
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)
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except exceptions.NotFound:
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pass
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else:
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if cls._show_cluster(cls.cluster.uuid).status == 'DELETE_FAILED':
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raise Exception("Cluster %s delete failed" % cls.cluster.uuid)
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@classmethod
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def get_copy_logs(cls):
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return cls.copy_logs
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def _wait_for_cluster_complete(self, cluster):
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self._wait_on_status(
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cluster,
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[None, "CREATE_IN_PROGRESS"],
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["CREATE_FAILED", "CREATE_COMPLETE"],
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timeout=self.cluster_complete_timeout
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)
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if self.cs.clusters.get(cluster.uuid).status == 'CREATE_FAILED':
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raise Exception("Cluster %s create failed" % cluster.uuid)
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return cluster
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class ClusterTest(BaseMagnumClient):
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# NOTE (eliqiao) coe should be specified in subclasses
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coe = None
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cluster_template_kwargs = {}
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config_contents = """[req]
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distinguished_name = req_distinguished_name
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req_extensions = req_ext
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prompt = no
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[req_distinguished_name]
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CN = Your Name
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[req_ext]
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extendedKeyUsage = clientAuth
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"""
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ca_dir = None
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cluster = None
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cluster_template = None
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key_file = None
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cert_file = None
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ca_file = None
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cluster_complete_timeout = 1800
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@classmethod
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def setUpClass(cls):
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super(ClusterTest, cls).setUpClass()
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cls.cluster_template = cls._create_cluster_template(
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cls.__name__, coe=cls.coe, **cls.cluster_template_kwargs)
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cls.cluster = cls._create_cluster(cls.__name__,
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cls.cluster_template.uuid)
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if not cls.cluster_template_kwargs.get('tls_disabled', False):
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cls._create_tls_ca_files(cls.config_contents)
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@classmethod
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def tearDownClass(cls):
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if cls.ca_dir:
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rmtree_without_raise(cls.ca_dir)
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if cls.cluster:
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cls._delete_cluster(cls.cluster.uuid)
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if cls.cluster_template:
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cls._delete_cluster_template(cls.cluster_template.uuid)
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super(ClusterTest, cls).tearDownClass()
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def setUp(self):
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super(ClusterTest, self).setUp()
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test_timeout = os.environ.get('OS_TEST_TIMEOUT', 60)
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try:
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test_timeout = int(test_timeout)
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except ValueError:
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# If timeout value is invalid, set a default timeout.
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test_timeout = CONF.cluster_heat.create_timeout
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if test_timeout <= 0:
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test_timeout = CONF.cluster_heat.create_timeout
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self.useFixture(fixtures.Timeout(test_timeout, gentle=True))
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if self.copy_logs:
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self.addOnException(
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self.copy_logs_handler(
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self._get_nodes,
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self.cluster_template.coe,
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'default'))
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self._wait_for_cluster_complete(self.cluster)
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def _get_nodes(self):
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nodes = self._get_nodes_from_cluster()
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if not [x for x in nodes if x]:
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self.LOG.info("the list of nodes from cluster is empty")
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nodes = self._get_nodes_from_stack()
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if not [x for x in nodes if x]:
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self.LOG.info("the list of nodes from stack is empty")
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self.LOG.info("Nodes are: %s" % nodes)
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return nodes
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def _get_nodes_from_cluster(self):
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nodes = []
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nodes.append(self.cs.clusters.get(self.cluster.uuid).master_addresses)
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nodes.append(self.cs.clusters.get(self.cluster.uuid).node_addresses)
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return nodes
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def _get_nodes_from_stack(self):
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nodes = []
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stack = self.heat.stacks.get(self.cluster.stack_id)
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stack_outputs = stack.to_dict().get('outputs', [])
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output_keys = []
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if self.cluster_template.coe == "kubernetes":
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output_keys = ["kube_masters", "kube_minions"]
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elif self.cluster_template.coe == "swarm":
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output_keys = ["swarm_masters", "swarm_nodes"]
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elif self.cluster_template.coe == "mesos":
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output_keys = ["mesos_master", "mesos_slaves"]
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for output in stack_outputs:
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for key in output_keys:
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if output['output_key'] == key:
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nodes.append(output['output_value'])
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return nodes
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@classmethod
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def _create_tls_ca_files(cls, client_conf_contents):
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"""Creates ca files by client_conf_contents."""
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cls.ca_dir = tempfile.mkdtemp()
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cls.csr_file = '%s/client.csr' % cls.ca_dir
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cls.client_config_file = '%s/client.conf' % cls.ca_dir
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cls.key_file = '%s/client.key' % cls.ca_dir
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cls.cert_file = '%s/client.crt' % cls.ca_dir
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cls.ca_file = '%s/ca.crt' % cls.ca_dir
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with open(cls.client_config_file, 'w') as f:
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f.write(client_conf_contents)
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def _write_client_key():
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subprocess.call(['openssl', 'genrsa',
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'-out', cls.key_file,
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'4096'])
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def _create_client_csr():
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subprocess.call(['openssl', 'req', '-new',
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'-days', '365',
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'-key', cls.key_file,
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'-out', cls.csr_file,
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'-config', cls.client_config_file])
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_write_client_key()
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_create_client_csr()
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with open(cls.csr_file, 'r') as f:
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csr_content = f.read()
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# magnum ca-sign --cluster secure-k8scluster --csr client.csr \
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# > client.crt
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resp = cls.cs.certificates.create(cluster_uuid=cls.cluster.uuid,
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csr=csr_content)
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with open(cls.cert_file, 'w') as f:
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f.write(resp.pem)
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# magnum ca-show --cluster secure-k8scluster > ca.crt
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resp = cls.cs.certificates.get(cls.cluster.uuid)
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with open(cls.ca_file, 'w') as f:
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f.write(resp.pem)
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class BaseK8sTest(ClusterTest):
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coe = 'kubernetes'
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@classmethod
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def setUpClass(cls):
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super(BaseK8sTest, cls).setUpClass()
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cls.kube_api_url = cls.cs.clusters.get(cls.cluster.uuid).api_address
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config = k8s_config.ConfigurationObject()
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config.host = cls.kube_api_url
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config.ssl_ca_cert = cls.ca_file
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config.cert_file = cls.cert_file
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config.key_file = cls.key_file
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k8s_client = api_client.ApiClient(config=config)
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cls.k8s_api = core_v1_api.CoreV1Api(k8s_client)
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def setUp(self):
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super(BaseK8sTest, self).setUp()
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self.kube_api_url = self.cs.clusters.get(self.cluster.uuid).api_address
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config = k8s_config.ConfigurationObject()
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config.host = self.kube_api_url
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config.ssl_ca_cert = self.ca_file
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config.cert_file = self.cert_file
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config.key_file = self.key_file
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k8s_client = api_client.ApiClient(config=config)
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self.k8s_api = core_v1_api.CoreV1Api(k8s_client)
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# TODO(coreypobrien) https://bugs.launchpad.net/magnum/+bug/1551824
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utils.wait_for_condition(self._is_api_ready, 5, 600)
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def _is_api_ready(self):
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try:
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self.k8s_api.list_node()
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self.LOG.info("API is ready.")
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return True
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except Exception:
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self.LOG.info("API is not ready yet.")
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return False
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def test_pod_apis(self):
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pod_manifest = {'apiVersion': 'v1',
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'kind': 'Pod',
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'metadata': {'color': 'blue', 'name': 'test'},
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'spec': {'containers': [{'image': 'dockerfile/redis',
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'name': 'redis'}]}}
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resp = self.k8s_api.create_namespaced_pod(body=pod_manifest,
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namespace='default')
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self.assertEqual('test', resp.metadata.name)
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self.assertTrue(resp.status.phase)
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resp = self.k8s_api.read_namespaced_pod(name='test',
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namespace='default')
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self.assertEqual('test', resp.metadata.name)
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self.assertTrue(resp.status.phase)
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resp = self.k8s_api.delete_namespaced_pod(name='test', body={},
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namespace='default')
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def test_service_apis(self):
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service_manifest = {'apiVersion': 'v1',
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'kind': 'Service',
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'metadata': {'labels': {'name': 'frontend'},
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'name': 'frontend',
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'resourceversion': 'v1'},
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'spec': {'ports': [{'port': 80,
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'protocol': 'TCP',
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'targetPort': 80}],
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'selector': {'name': 'frontend'}}}
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resp = self.k8s_api.create_namespaced_service(body=service_manifest,
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namespace='default')
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self.assertEqual('frontend', resp.metadata.name)
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self.assertTrue(resp.status)
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resp = self.k8s_api.read_namespaced_service(name='frontend',
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namespace='default')
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self.assertEqual('frontend', resp.metadata.name)
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self.assertTrue(resp.status)
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resp = self.k8s_api.delete_namespaced_service(name='frontend',
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namespace='default')
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def test_replication_controller_apis(self):
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rc_manifest = {
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'apiVersion': 'v1',
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'kind': 'ReplicationController',
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'metadata': {'labels': {'name': 'frontend'},
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'name': 'frontend'},
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'spec': {'replicas': 2,
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'selector': {'name': 'frontend'},
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'template': {'metadata': {
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'labels': {'name': 'frontend'}},
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'spec': {'containers': [{
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'image': 'nginx',
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'name': 'nginx',
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'ports': [{'containerPort': 80,
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'protocol': 'TCP'}]}]}}}}
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resp = self.k8s_api.create_namespaced_replication_controller(
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body=rc_manifest, namespace='default')
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self.assertEqual('frontend', resp.metadata.name)
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self.assertEqual(2, resp.spec.replicas)
|
|
|
|
resp = self.k8s_api.read_namespaced_replication_controller(
|
|
name='frontend', namespace='default')
|
|
self.assertEqual('frontend', resp.metadata.name)
|
|
self.assertEqual(2, resp.spec.replicas)
|
|
|
|
resp = self.k8s_api.delete_namespaced_replication_controller(
|
|
name='frontend', body={}, namespace='default')
|