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[FLINK-35347][table] Introduce EmbeddedWorkflowScheduler plugin based…
… on embedded scheduler
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84 changes: 84 additions & 0 deletions
84
...gateway/src/main/java/org/apache/flink/table/gateway/workflow/EmbeddedRefreshHandler.java
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| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you 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. | ||
| */ | ||
|
|
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| package org.apache.flink.table.gateway.workflow; | ||
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| import org.apache.flink.annotation.PublicEvolving; | ||
| import org.apache.flink.table.refresh.RefreshHandler; | ||
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| import java.io.Serializable; | ||
| import java.util.Objects; | ||
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| /** A {@link RefreshHandler} instance for embedded workflow scheduler. */ | ||
| @PublicEvolving | ||
| public class EmbeddedRefreshHandler implements RefreshHandler, Serializable { | ||
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| private static final long serialVersionUID = 1L; | ||
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| private final String workflowName; | ||
| private final String workflowGroup; | ||
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| public EmbeddedRefreshHandler(String workflowName, String workflowGroup) { | ||
| this.workflowName = workflowName; | ||
| this.workflowGroup = workflowGroup; | ||
| } | ||
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| @Override | ||
| public String asSummaryString() { | ||
| return String.format( | ||
| "{\n workflowName: %s,\n workflowGroup: %s\n}", workflowName, workflowGroup); | ||
| } | ||
|
|
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| public String getWorkflowName() { | ||
| return workflowName; | ||
| } | ||
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| public String getWorkflowGroup() { | ||
| return workflowGroup; | ||
| } | ||
|
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| @Override | ||
| public boolean equals(Object o) { | ||
| if (this == o) { | ||
| return true; | ||
| } | ||
| if (o == null || getClass() != o.getClass()) { | ||
| return false; | ||
| } | ||
| EmbeddedRefreshHandler that = (EmbeddedRefreshHandler) o; | ||
| return Objects.equals(workflowName, that.workflowName) | ||
| && Objects.equals(workflowGroup, that.workflowGroup); | ||
| } | ||
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| @Override | ||
| public int hashCode() { | ||
| return Objects.hash(workflowName, workflowGroup); | ||
| } | ||
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| @Override | ||
| public String toString() { | ||
| return "EmbeddedRefreshHandler{" | ||
| + "workflowName='" | ||
| + workflowName | ||
| + '\'' | ||
| + ", workflowGroup='" | ||
| + workflowGroup | ||
| + '\'' | ||
| + '}'; | ||
| } | ||
| } |
45 changes: 45 additions & 0 deletions
45
...c/main/java/org/apache/flink/table/gateway/workflow/EmbeddedRefreshHandlerSerializer.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,45 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you 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. | ||
| */ | ||
|
|
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| package org.apache.flink.table.gateway.workflow; | ||
|
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| import org.apache.flink.annotation.PublicEvolving; | ||
| import org.apache.flink.table.refresh.RefreshHandlerSerializer; | ||
| import org.apache.flink.util.InstantiationUtil; | ||
|
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| import java.io.IOException; | ||
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| /** {@link RefreshHandlerSerializer} for {@link EmbeddedRefreshHandler}. */ | ||
| @PublicEvolving | ||
| public class EmbeddedRefreshHandlerSerializer | ||
| implements RefreshHandlerSerializer<EmbeddedRefreshHandler> { | ||
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| public static final EmbeddedRefreshHandlerSerializer INSTANCE = | ||
| new EmbeddedRefreshHandlerSerializer(); | ||
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| @Override | ||
| public byte[] serialize(EmbeddedRefreshHandler refreshHandler) throws IOException { | ||
| return InstantiationUtil.serializeObject(refreshHandler); | ||
| } | ||
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| @Override | ||
| public EmbeddedRefreshHandler deserialize(byte[] serializedBytes, ClassLoader cl) | ||
| throws IOException, ClassNotFoundException { | ||
| return InstantiationUtil.deserializeObject(serializedBytes, cl); | ||
| } | ||
| } |
235 changes: 235 additions & 0 deletions
235
...eway/src/main/java/org/apache/flink/table/gateway/workflow/EmbeddedWorkflowScheduler.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,235 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you 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. | ||
| */ | ||
|
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| package org.apache.flink.table.gateway.workflow; | ||
|
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| import org.apache.flink.annotation.PublicEvolving; | ||
| import org.apache.flink.configuration.Configuration; | ||
| import org.apache.flink.configuration.RestOptions; | ||
| import org.apache.flink.runtime.rest.RestClient; | ||
| import org.apache.flink.runtime.rest.messages.EmptyMessageParameters; | ||
| import org.apache.flink.table.catalog.ObjectIdentifier; | ||
| import org.apache.flink.table.gateway.rest.header.materializedtable.scheduler.CreateEmbeddedSchedulerWorkflowHeaders; | ||
| import org.apache.flink.table.gateway.rest.header.materializedtable.scheduler.DeleteEmbeddedSchedulerWorkflowHeaders; | ||
| import org.apache.flink.table.gateway.rest.header.materializedtable.scheduler.ResumeEmbeddedSchedulerWorkflowHeaders; | ||
| import org.apache.flink.table.gateway.rest.header.materializedtable.scheduler.SuspendEmbeddedSchedulerWorkflowHeaders; | ||
| import org.apache.flink.table.gateway.rest.message.materializedtable.scheduler.CreateEmbeddedSchedulerWorkflowRequestBody; | ||
| import org.apache.flink.table.gateway.rest.message.materializedtable.scheduler.CreateEmbeddedSchedulerWorkflowResponseBody; | ||
| import org.apache.flink.table.gateway.rest.message.materializedtable.scheduler.EmbeddedSchedulerWorkflowRequestBody; | ||
| import org.apache.flink.table.gateway.workflow.scheduler.EmbeddedQuartzScheduler; | ||
| import org.apache.flink.table.workflow.CreatePeriodicRefreshWorkflow; | ||
| import org.apache.flink.table.workflow.CreateRefreshWorkflow; | ||
| import org.apache.flink.table.workflow.DeleteRefreshWorkflow; | ||
| import org.apache.flink.table.workflow.ModifyRefreshWorkflow; | ||
| import org.apache.flink.table.workflow.ResumeRefreshWorkflow; | ||
| import org.apache.flink.table.workflow.SuspendRefreshWorkflow; | ||
| import org.apache.flink.table.workflow.WorkflowException; | ||
| import org.apache.flink.table.workflow.WorkflowScheduler; | ||
| import org.apache.flink.util.concurrent.Executors; | ||
|
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| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
|
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| import java.util.concurrent.TimeUnit; | ||
|
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| /** | ||
| * A workflow scheduler plugin implementation for {@link EmbeddedQuartzScheduler}. It is used to | ||
| * create, modify refresh workflow for materialized table. | ||
| */ | ||
| @PublicEvolving | ||
| public class EmbeddedWorkflowScheduler implements WorkflowScheduler<EmbeddedRefreshHandler> { | ||
|
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| private static final Logger LOG = LoggerFactory.getLogger(EmbeddedWorkflowScheduler.class); | ||
|
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| private final Configuration configuration; | ||
| private final String restAddress; | ||
| private final int port; | ||
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| private RestClient restClient; | ||
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| public EmbeddedWorkflowScheduler(Configuration configuration) { | ||
| this.configuration = configuration; | ||
| this.restAddress = configuration.get(RestOptions.ADDRESS); | ||
| this.port = configuration.get(RestOptions.PORT); | ||
| } | ||
|
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| @Override | ||
| public void open() throws WorkflowException { | ||
| try { | ||
| restClient = new RestClient(configuration, Executors.directExecutor()); | ||
| } catch (Exception e) { | ||
| throw new WorkflowException( | ||
| "Could not create RestClient to connect to embedded scheduler.", e); | ||
| } | ||
| } | ||
|
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| @Override | ||
| public void close() throws WorkflowException { | ||
| restClient.closeAsync(); | ||
| } | ||
|
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| @Override | ||
| public EmbeddedRefreshHandlerSerializer getRefreshHandlerSerializer() { | ||
| return EmbeddedRefreshHandlerSerializer.INSTANCE; | ||
| } | ||
|
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| @Override | ||
| public EmbeddedRefreshHandler createRefreshWorkflow(CreateRefreshWorkflow createRefreshWorkflow) | ||
| throws WorkflowException { | ||
| if (createRefreshWorkflow instanceof CreatePeriodicRefreshWorkflow) { | ||
| CreatePeriodicRefreshWorkflow periodicRefreshWorkflow = | ||
| (CreatePeriodicRefreshWorkflow) createRefreshWorkflow; | ||
| ObjectIdentifier materializedTableIdentifier = | ||
| periodicRefreshWorkflow.getMaterializedTableIdentifier(); | ||
| CreateEmbeddedSchedulerWorkflowRequestBody requestBody = | ||
| new CreateEmbeddedSchedulerWorkflowRequestBody( | ||
| materializedTableIdentifier.asSerializableString(), | ||
| periodicRefreshWorkflow.getCronExpression(), | ||
| periodicRefreshWorkflow.getDynamicOptions(), | ||
| periodicRefreshWorkflow.getExecutionConfig(), | ||
| null, | ||
| periodicRefreshWorkflow.getRestEndpointUrl()); | ||
| CreateEmbeddedSchedulerWorkflowResponseBody responseBody; | ||
| try { | ||
| responseBody = | ||
| restClient | ||
| .sendRequest( | ||
| restAddress, | ||
| port, | ||
| CreateEmbeddedSchedulerWorkflowHeaders.getInstance(), | ||
| EmptyMessageParameters.getInstance(), | ||
| requestBody) | ||
| .get(30, TimeUnit.SECONDS); | ||
| } catch (Exception e) { | ||
| LOG.error( | ||
| "Failed to create periodic refresh workflow for materialized table {}.", | ||
| materializedTableIdentifier, | ||
| e); | ||
| throw new WorkflowException( | ||
| String.format( | ||
| "Failed to create periodic refresh workflow for materialized table %s.", | ||
| materializedTableIdentifier), | ||
| e); | ||
| } | ||
|
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| return new EmbeddedRefreshHandler( | ||
| responseBody.getWorkflowName(), responseBody.getWorkflowGroup()); | ||
| } else { | ||
| LOG.error( | ||
| "Unsupported create refresh workflow type {}.", | ||
| createRefreshWorkflow.getClass().getSimpleName()); | ||
| throw new WorkflowException( | ||
| String.format( | ||
| "Unsupported create refresh workflow type %s.", | ||
| createRefreshWorkflow.getClass().getSimpleName())); | ||
| } | ||
| } | ||
|
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| @Override | ||
| public void modifyRefreshWorkflow( | ||
| ModifyRefreshWorkflow<EmbeddedRefreshHandler> modifyRefreshWorkflow) | ||
| throws WorkflowException { | ||
| EmbeddedRefreshHandler embeddedRefreshHandler = modifyRefreshWorkflow.getRefreshHandler(); | ||
| EmbeddedSchedulerWorkflowRequestBody requestBody = | ||
| new EmbeddedSchedulerWorkflowRequestBody( | ||
| embeddedRefreshHandler.getWorkflowName(), | ||
| embeddedRefreshHandler.getWorkflowGroup()); | ||
| if (modifyRefreshWorkflow instanceof SuspendRefreshWorkflow) { | ||
| try { | ||
| restClient | ||
| .sendRequest( | ||
| restAddress, | ||
| port, | ||
| SuspendEmbeddedSchedulerWorkflowHeaders.getInstance(), | ||
| EmptyMessageParameters.getInstance(), | ||
| requestBody) | ||
| .get(30, TimeUnit.SECONDS); | ||
| } catch (Exception e) { | ||
| LOG.error( | ||
| "Failed to suspend refresh workflow {}.", | ||
| embeddedRefreshHandler.asSummaryString(), | ||
| e); | ||
| throw new WorkflowException( | ||
| String.format( | ||
| "Failed to suspend refresh workflow %s.", | ||
| embeddedRefreshHandler.asSummaryString()), | ||
| e); | ||
| } | ||
| } else if (modifyRefreshWorkflow instanceof ResumeRefreshWorkflow) { | ||
| try { | ||
| restClient | ||
| .sendRequest( | ||
| restAddress, | ||
| port, | ||
| ResumeEmbeddedSchedulerWorkflowHeaders.getInstance(), | ||
| EmptyMessageParameters.getInstance(), | ||
| requestBody) | ||
| .get(30, TimeUnit.SECONDS); | ||
| } catch (Exception e) { | ||
| LOG.error( | ||
| "Failed to resume refresh workflow {}.", | ||
| embeddedRefreshHandler.asSummaryString(), | ||
| e); | ||
| throw new WorkflowException( | ||
| String.format( | ||
| "Failed to resume refresh workflow %s.", | ||
| embeddedRefreshHandler.asSummaryString()), | ||
| e); | ||
| } | ||
| } else { | ||
| LOG.error( | ||
| "Unsupported modify refresh workflow type {}.", | ||
| modifyRefreshWorkflow.getClass().getSimpleName()); | ||
| throw new WorkflowException( | ||
| String.format( | ||
| "Unsupported modify refresh workflow type %s.", | ||
| modifyRefreshWorkflow.getClass().getSimpleName())); | ||
| } | ||
| } | ||
|
|
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| @Override | ||
| public void deleteRefreshWorkflow( | ||
| DeleteRefreshWorkflow<EmbeddedRefreshHandler> deleteRefreshWorkflow) | ||
| throws WorkflowException { | ||
| EmbeddedRefreshHandler embeddedRefreshHandler = deleteRefreshWorkflow.getRefreshHandler(); | ||
| EmbeddedSchedulerWorkflowRequestBody requestBody = | ||
| new EmbeddedSchedulerWorkflowRequestBody( | ||
| embeddedRefreshHandler.getWorkflowName(), | ||
| embeddedRefreshHandler.getWorkflowGroup()); | ||
| try { | ||
| restClient | ||
| .sendRequest( | ||
| restAddress, | ||
| port, | ||
| DeleteEmbeddedSchedulerWorkflowHeaders.getInstance(), | ||
| EmptyMessageParameters.getInstance(), | ||
| requestBody) | ||
| .get(30, TimeUnit.SECONDS); | ||
| } catch (Exception e) { | ||
| LOG.error( | ||
| "Failed to delete refresh workflow {}.", | ||
| embeddedRefreshHandler.asSummaryString(), | ||
| e); | ||
| throw new WorkflowException( | ||
| String.format( | ||
| "Failed to delete refresh workflow %s.", | ||
| embeddedRefreshHandler.asSummaryString()), | ||
| e); | ||
| } | ||
| } | ||
| } |
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