133 lines
4.4 KiB
Python
133 lines
4.4 KiB
Python
# Copyright 2021 BMW Group
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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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from zuul.lib.fingergw import FingerGateway
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from zuul.zk import ZooKeeperClient
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from zuul.zk.components import BaseComponent, ComponentRegistry
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from tests.base import iterate_timeout, ZuulTestCase, ZuulWebFixture
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class TestComponentRegistry(ZuulTestCase):
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tenant_config_file = 'config/single-tenant/main.yaml'
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def setUp(self):
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super().setUp()
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self.host = '::'
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self.zk_client = ZooKeeperClient(
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self.zk_chroot_fixture.zk_hosts,
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tls_cert=self.zk_chroot_fixture.zookeeper_cert,
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tls_key=self.zk_chroot_fixture.zookeeper_key,
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tls_ca=self.zk_chroot_fixture.zookeeper_ca,
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)
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self.addCleanup(self.zk_client.disconnect)
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self.zk_client.connect()
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self.component_registry = ComponentRegistry(self.zk_client)
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def assertComponentAttr(
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self, component_name, attr_name, attr_value, timeout=5
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):
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for _ in iterate_timeout(
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timeout,
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f"{component_name} in cache has {attr_name} set to {attr_value}",
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):
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components = list(self.component_registry.all(component_name))
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if (
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len(components) > 0 and
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getattr(components[0], attr_name) == attr_value
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):
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break
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def assertComponentState(self, component_name, state, timeout=5):
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return self.assertComponentAttr(
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component_name, "state", state, timeout
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)
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def assertComponentStopped(self, component_name, timeout=5):
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for _ in iterate_timeout(
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timeout, f"{component_name} in cache is stopped"
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):
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components = list(self.component_registry.all(component_name))
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if len(components) == 0:
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break
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def test_scheduler_component(self):
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self.assertComponentState("scheduler", BaseComponent.RUNNING)
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def test_executor_component(self):
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self.assertComponentState("executor", BaseComponent.RUNNING)
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self.executor_server.pause()
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self.assertComponentState("executor", BaseComponent.PAUSED)
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self.executor_server.unpause()
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self.assertComponentState("executor", BaseComponent.RUNNING)
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self.executor_server.unregister_work()
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self.assertComponentAttr("executor", "accepting_work", False)
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self.executor_server.register_work()
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self.assertComponentAttr("executor", "accepting_work", True)
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def test_merger_component(self):
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self._startMerger()
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self.assertComponentState("merger", BaseComponent.RUNNING)
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self.merge_server.pause()
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self.assertComponentState("merger", BaseComponent.PAUSED)
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self.merge_server.unpause()
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self.assertComponentState("merger", BaseComponent.RUNNING)
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self.merge_server.stop()
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self.merge_server.join()
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# Set the merger to None so the test doesn't try to stop it again
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self.merge_server = None
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self.assertComponentStopped("merger")
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def test_fingergw_component(self):
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self.config.read_dict({
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'fingergw': {
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'listen_address': self.host,
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'port': '0',
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}
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})
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gateway = FingerGateway(
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self.config,
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command_socket=None,
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pid_file=None
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)
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gateway.start()
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try:
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self.assertComponentState("fingergw", BaseComponent.RUNNING)
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finally:
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gateway.stop()
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gateway.wait()
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self.assertComponentStopped("fingergw")
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def test_web_component(self):
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self.useFixture(
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ZuulWebFixture(
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self.changes, self.config, self.additional_event_queues,
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self.upstream_root, self.rpcclient, self.poller_events,
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self.git_url_with_auth, self.addCleanup, self.test_root
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)
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)
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self.assertComponentState("web", BaseComponent.RUNNING)
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