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Merge pull request #905 from ZupIT/wf-listener-publish-implementation
add customized WorkflowStatusListener
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12 changes: 12 additions & 0 deletions
12
contribs/src/main/java/com/netflix/conductor/contribs/DynoQueueStatusPublisherModule.java
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| package com.netflix.conductor.contribs; | ||
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| import com.google.inject.AbstractModule; | ||
| import com.netflix.conductor.contribs.listener.DynoQueueStatusPublisher; | ||
| import com.netflix.conductor.core.execution.WorkflowStatusListener; | ||
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| public class DynoQueueStatusPublisherModule extends AbstractModule { | ||
| @Override | ||
| protected void configure() { | ||
| bind(WorkflowStatusListener.class).to(DynoQueueStatusPublisher.class); | ||
| } | ||
| } |
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contribs/src/main/java/com/netflix/conductor/contribs/listener/DynoQueueStatusPublisher.java
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| /** | ||
| * Copyright 2016 Netflix, Inc. | ||
| * | ||
| * 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. | ||
| */ | ||
| /** | ||
| * | ||
| */ | ||
| package com.netflix.conductor.contribs.listener; | ||
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| import com.fasterxml.jackson.core.JsonProcessingException; | ||
| import com.fasterxml.jackson.databind.ObjectMapper; | ||
| import com.netflix.conductor.common.run.Workflow; | ||
| import com.netflix.conductor.common.run.WorkflowSummary; | ||
| import com.netflix.conductor.core.config.Configuration; | ||
| import com.netflix.conductor.core.events.queue.Message; | ||
| import com.netflix.conductor.core.execution.WorkflowStatusListener; | ||
| import com.netflix.conductor.dao.QueueDAO; | ||
| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
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| import javax.inject.Inject; | ||
| import java.util.Collections; | ||
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| /** | ||
| * Publishes a @see Message containing a @see WorkflowSummary to a DynoQueue on a workflow completion or termination event. | ||
| */ | ||
| public class DynoQueueStatusPublisher implements WorkflowStatusListener { | ||
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| private static final Logger LOGGER = LoggerFactory.getLogger(DynoQueueStatusPublisher.class); | ||
| private final QueueDAO queueDAO; | ||
| private final ObjectMapper objectMapper; | ||
| private final Configuration config; | ||
| private final String successStatusQueue; | ||
| private final String failureStatusQueue; | ||
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| @Inject | ||
| public DynoQueueStatusPublisher(QueueDAO queueDAO, ObjectMapper objectMapper, Configuration config) { | ||
| this.queueDAO = queueDAO; | ||
| this.objectMapper = objectMapper; | ||
| this.config = config; | ||
| this.successStatusQueue = config.getProperty("workflowstatuslistener.publisher.success.queue", "_callbackSuccessQueue"); | ||
| this.failureStatusQueue = config.getProperty("workflowstatuslistener.publisher.failure.queue", "_callbackFailureQueue"); | ||
| } | ||
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| @Override | ||
| public void onWorkflowCompleted(Workflow workflow) { | ||
| LOGGER.info("Publishing callback of workflow {} on completion ", workflow.getWorkflowId()); | ||
| queueDAO.push(successStatusQueue, Collections.singletonList(workflowToMessage(workflow))); | ||
| } | ||
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| @Override | ||
| public void onWorkflowTerminated(Workflow workflow) { | ||
| LOGGER.info("Publishing callback of workflow {} on termination", workflow.getWorkflowId()); | ||
| queueDAO.push(failureStatusQueue, Collections.singletonList(workflowToMessage(workflow))); | ||
| } | ||
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| private Message workflowToMessage(Workflow workflow) { | ||
| String jsonWfSummary; | ||
| WorkflowSummary summary = new WorkflowSummary(workflow); | ||
| try { | ||
| jsonWfSummary = objectMapper.writeValueAsString(summary); | ||
| } catch (JsonProcessingException e) { | ||
| LOGGER.error("Failed to convert WorkflowSummary: {} to String. Exception: {}", summary, e); | ||
| throw new RuntimeException(e); | ||
| } | ||
| return new Message(workflow.getWorkflowId(), jsonWfSummary, null); | ||
| } | ||
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| } |
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52 changes: 52 additions & 0 deletions
52
...harness/src/test/java/com/netflix/conductor/tests/listener/StatusPublisherTestRunner.java
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| /** | ||
| * Copyright 2016 Netflix, Inc. | ||
| * | ||
| * 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. | ||
| */ | ||
| /** | ||
| * | ||
| */ | ||
| package com.netflix.conductor.tests.listener; | ||
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| import com.google.inject.Guice; | ||
| import com.google.inject.Injector; | ||
| import com.google.inject.util.Modules; | ||
| import com.netflix.conductor.contribs.DynoQueueStatusPublisherModule; | ||
| import com.netflix.conductor.tests.utils.TestModule; | ||
| import org.junit.runners.BlockJUnit4ClassRunner; | ||
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| public class StatusPublisherTestRunner extends BlockJUnit4ClassRunner { | ||
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| private Injector dependenciesInjector; | ||
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| static { | ||
| System.setProperty("EC2_REGION", "us-east-1"); | ||
| System.setProperty("EC2_AVAILABILITY_ZONE", "us-east-1c"); | ||
| } | ||
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| public StatusPublisherTestRunner(Class<?> klass) throws Exception { | ||
| super(klass); | ||
| System.setProperty("workflow.namespace.prefix", "conductor" + System.getProperty("user.name")); | ||
| dependenciesInjector = Guice.createInjector(Modules.override(new TestModule()).with(new DynoQueueStatusPublisherModule())); | ||
| } | ||
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| @Override | ||
| protected Object createTest() throws Exception { | ||
| Object test = super.createTest(); | ||
| dependenciesInjector.injectMembers(test); | ||
| return test; | ||
| } | ||
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| } |
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