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https://issues.apache.org/jira/browse/FLINK-8910?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16423867#comment-16423867
]
ASF GitHub Bot commented on FLINK-8910:
---------------------------------------
Github user StefanRRichter commented on a diff in the pull request:
https://github.com/apache/flink/pull/5676#discussion_r178790036
--- Diff:
flink-end-to-end-tests/src/main/java/org/apache/flink/streaming/tests/StickyAllocationAndLocalRecoveryTestJob.java
---
@@ -0,0 +1,451 @@
+/**
+ * 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
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * 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 org.apache.flink.streaming.tests;
+
+import org.apache.flink.api.common.functions.MapFunction;
+import org.apache.flink.api.common.functions.RichFlatMapFunction;
+import org.apache.flink.api.common.functions.RuntimeContext;
+import org.apache.flink.api.common.restartstrategy.RestartStrategies;
+import org.apache.flink.api.common.state.ListState;
+import org.apache.flink.api.common.state.ListStateDescriptor;
+import org.apache.flink.api.common.state.ValueState;
+import org.apache.flink.api.common.state.ValueStateDescriptor;
+import org.apache.flink.api.java.functions.KeySelector;
+import org.apache.flink.api.java.utils.ParameterTool;
+import org.apache.flink.contrib.streaming.state.RocksDBStateBackend;
+import org.apache.flink.runtime.state.CheckpointListener;
+import org.apache.flink.runtime.state.FunctionInitializationContext;
+import org.apache.flink.runtime.state.FunctionSnapshotContext;
+import org.apache.flink.runtime.state.filesystem.FsStateBackend;
+import org.apache.flink.streaming.api.checkpoint.CheckpointedFunction;
+import org.apache.flink.streaming.api.environment.CheckpointConfig;
+import
org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
+import org.apache.flink.streaming.api.functions.sink.PrintSinkFunction;
+import org.apache.flink.streaming.api.functions.source.RichSourceFunction;
+import org.apache.flink.streaming.api.operators.StreamingRuntimeContext;
+import org.apache.flink.util.Collector;
+import org.apache.flink.util.Preconditions;
+
+import org.apache.commons.lang3.RandomStringUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.IOException;
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Set;
+
+/**
+ * Automatic end-to-end test for local recovery (including sticky
allocation).
+ */
+public class StickyAllocationAndLocalRecoveryTestJob {
+
+ private static final Logger LOG =
LoggerFactory.getLogger(StickyAllocationAndLocalRecoveryTestJob.class);
+
+ public static void main(String[] args) throws Exception {
+
+ final ParameterTool pt = ParameterTool.fromArgs(args);
+
+ final StreamExecutionEnvironment env =
StreamExecutionEnvironment.getExecutionEnvironment();
+
+ env.setParallelism(pt.getInt("parallelism", 1));
+ env.setMaxParallelism(pt.getInt("maxParallelism",
pt.getInt("parallelism", 1)));
+ env.enableCheckpointing(pt.getInt("checkpointInterval", 1000));
+
env.setRestartStrategy(RestartStrategies.fixedDelayRestart(Integer.MAX_VALUE,
pt.getInt("restartDelay", 0)));
+ if (pt.has("externalizedCheckpoints") &&
pt.getBoolean("externalizedCheckpoints", false)) {
+
env.getCheckpointConfig().enableExternalizedCheckpoints(CheckpointConfig.ExternalizedCheckpointCleanup.RETAIN_ON_CANCELLATION);
+ }
+
+ String stateBackend = pt.get("stateBackend", "file");
+ String checkpointDir = pt.getRequired("checkpointDir");
+
+ boolean killJvmOnFail = pt.getBoolean("killJvmOnFail", false);
+
+ if ("file".equals(stateBackend)) {
+ boolean asyncCheckpoints =
pt.getBoolean("asyncCheckpoints", false);
+ env.setStateBackend(new FsStateBackend(checkpointDir,
asyncCheckpoints));
+ } else if ("rocks".equals(stateBackend)) {
+ boolean incrementalCheckpoints =
pt.getBoolean("incrementalCheckpoints", false);
+ env.setStateBackend(new
RocksDBStateBackend(checkpointDir, incrementalCheckpoints));
+ } else {
+ throw new IllegalArgumentException("Unknown backend: "
+ stateBackend);
+ }
+
+ // make parameters available in the web interface
+ env.getConfig().setGlobalJobParameters(pt);
+
+ // delay to throttle down the production of the source
+ long delay = pt.has("delay") ? pt.getLong("delay") : 0L;
+
+ // the maximum number of attempts, before the job finishes with
success
+ int maxAttempts = pt.has("maxAttempts") ?
pt.getInt("maxAttempts") : 3;
+
+ // size of one artificial value
+ int valueSize = pt.has("valueSize") ? pt.getInt("valueSize") :
10;
--- End diff --
👍
> Introduce automated end-to-end test for local recovery (including sticky
> scheduling)
> ------------------------------------------------------------------------------------
>
> Key: FLINK-8910
> URL: https://issues.apache.org/jira/browse/FLINK-8910
> Project: Flink
> Issue Type: Sub-task
> Components: State Backends, Checkpointing
> Affects Versions: 1.5.0
> Reporter: Stefan Richter
> Assignee: Stefan Richter
> Priority: Major
> Fix For: 1.5.0
>
>
> We should have an automated end-to-end test that can run nightly to check
> that sticky allocation and local recovery work as expected.
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