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https://issues.apache.org/jira/browse/FLINK-8659?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16476907#comment-16476907
]
ASF GitHub Bot commented on FLINK-8659:
---------------------------------------
Github user tzulitai commented on a diff in the pull request:
https://github.com/apache/flink/pull/5955#discussion_r188512804
--- Diff:
flink-tests/src/test/java/org/apache/flink/test/checkpointing/utils/StatefulJobWBroadcastStateMigrationITCase.java
---
@@ -0,0 +1,418 @@
+/*
+ * 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.
+ */
+
+package org.apache.flink.test.checkpointing.utils;
+
+import org.apache.flink.api.common.functions.RichFlatMapFunction;
+import org.apache.flink.api.common.restartstrategy.RestartStrategies;
+import org.apache.flink.api.common.state.MapStateDescriptor;
+import org.apache.flink.api.common.typeinfo.BasicTypeInfo;
+import org.apache.flink.api.common.typeinfo.TypeHint;
+import org.apache.flink.api.java.functions.KeySelector;
+import org.apache.flink.api.java.tuple.Tuple2;
+import org.apache.flink.configuration.Configuration;
+import org.apache.flink.contrib.streaming.state.RocksDBStateBackend;
+import org.apache.flink.runtime.state.StateBackendLoader;
+import org.apache.flink.runtime.state.memory.MemoryStateBackend;
+import org.apache.flink.streaming.api.TimeCharacteristic;
+import org.apache.flink.streaming.api.datastream.BroadcastStream;
+import org.apache.flink.streaming.api.datastream.KeyedStream;
+import
org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
+import
org.apache.flink.streaming.api.functions.co.KeyedBroadcastProcessFunction;
+import org.apache.flink.streaming.api.functions.source.SourceFunction;
+import org.apache.flink.streaming.api.operators.OneInputStreamOperator;
+import org.apache.flink.streaming.util.migration.MigrationVersion;
+import org.apache.flink.util.Collector;
+
+import org.junit.Assert;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Migration ITCases for a stateful job with broadcast state. The tests
are parameterized to (potentially)
+ * cover migrating for multiple previous Flink versions, as well as for
different state backends.
+ */
+@RunWith(Parameterized.class)
+public class StatefulJobWBroadcastStateMigrationITCase extends
SavepointMigrationTestBase {
+
+ private static final int NUM_SOURCE_ELEMENTS = 4;
+
+ // TODO change this to PERFORM_SAVEPOINT to regenerate binary savepoints
+ private final StatefulJobSavepointMigrationITCase.ExecutionMode
executionMode =
+
StatefulJobSavepointMigrationITCase.ExecutionMode.VERIFY_SAVEPOINT;
+
+ @Parameterized.Parameters(name = "Migrate Savepoint / Backend: {0}")
+ public static Collection<Tuple2<MigrationVersion, String>> parameters
() {
+ return Arrays.asList(
+ Tuple2.of(MigrationVersion.v1_5,
StateBackendLoader.MEMORY_STATE_BACKEND_NAME),
+ Tuple2.of(MigrationVersion.v1_5,
StateBackendLoader.ROCKSDB_STATE_BACKEND_NAME));
+ }
+
+ private final MigrationVersion testMigrateVersion;
+ private final String testStateBackend;
+
+ public
StatefulJobWBroadcastStateMigrationITCase(Tuple2<MigrationVersion, String>
testMigrateVersionAndBackend) throws Exception {
+ this.testMigrateVersion = testMigrateVersionAndBackend.f0;
+ this.testStateBackend = testMigrateVersionAndBackend.f1;
+ }
+
+ @Test
+ public void testSavepoint() throws Exception {
+
+ final int parallelism = 4;
+
+ final StreamExecutionEnvironment env =
StreamExecutionEnvironment.getExecutionEnvironment();
+ env.setRestartStrategy(RestartStrategies.noRestart());
+ env.setStreamTimeCharacteristic(TimeCharacteristic.EventTime);
+
+ switch (testStateBackend) {
+ case StateBackendLoader.ROCKSDB_STATE_BACKEND_NAME:
+ env.setStateBackend(new RocksDBStateBackend(new
MemoryStateBackend()));
+ break;
+ case StateBackendLoader.MEMORY_STATE_BACKEND_NAME:
+ env.setStateBackend(new MemoryStateBackend());
+ break;
+ default:
+ throw new UnsupportedOperationException();
+ }
+
+ env.enableCheckpointing(500);
+ env.setParallelism(parallelism);
+ env.setMaxParallelism(parallelism);
+
+ SourceFunction<Tuple2<Long, Long>> nonParallelSource;
+ SourceFunction<Tuple2<Long, Long>> nonParallelSourceB;
+ SourceFunction<Tuple2<Long, Long>> parallelSource;
+ SourceFunction<Tuple2<Long, Long>> parallelSourceB;
+ RichFlatMapFunction<Tuple2<Long, Long>, Tuple2<Long, Long>>
flatMap;
+ OneInputStreamOperator<Tuple2<Long, Long>, Tuple2<Long, Long>>
timelyOperator;
+ KeyedBroadcastProcessFunction<Long, Tuple2<Long, Long>,
Tuple2<Long, Long>, Tuple2<Long, Long>> firstBroadcastFunction;
+ KeyedBroadcastProcessFunction<Long, Tuple2<Long, Long>,
Tuple2<Long, Long>, Tuple2<Long, Long>> secondBroadcastFunction;
+
+ final Map<Long, Long> expectedFirstState = new HashMap<>();
+ expectedFirstState.put(0L, 0L);
+ expectedFirstState.put(1L, 1L);
+ expectedFirstState.put(2L, 2L);
+ expectedFirstState.put(3L, 3L);
+
+ final Map<String, String> expectedSecondState = new HashMap<>();
+ expectedSecondState.put("0", "0");
+ expectedSecondState.put("1", "1");
+ expectedSecondState.put("2", "2");
+ expectedSecondState.put("3", "3");
+
+ final Map<String, String> expectedThirdState = new HashMap<>();
+ expectedThirdState.put("0", "0");
+ expectedThirdState.put("1", "1");
+ expectedThirdState.put("2", "2");
+ expectedThirdState.put("3", "3");
+
+ if (executionMode ==
StatefulJobSavepointMigrationITCase.ExecutionMode.PERFORM_SAVEPOINT) {
+ nonParallelSource = new
MigrationTestUtils.CheckpointingNonParallelSourceWithListState(NUM_SOURCE_ELEMENTS);
+ nonParallelSourceB = new
MigrationTestUtils.CheckpointingNonParallelSourceWithListState(NUM_SOURCE_ELEMENTS);
+ parallelSource = new
MigrationTestUtils.CheckpointingParallelSourceWithUnionListState(NUM_SOURCE_ELEMENTS);
+ parallelSourceB = new
MigrationTestUtils.CheckpointingParallelSourceWithUnionListState(NUM_SOURCE_ELEMENTS);
+ flatMap = new
MigrationTestUtils.CheckpointingKeyedStateFlatMap();
+ timelyOperator = new
MigrationTestUtils.CheckpointingTimelyStatefulOperator();
+ firstBroadcastFunction = new KeyedBroadcastFunction();
+ secondBroadcastFunction = new
KeyedSingleBroadcastFunction();
+ } else if (executionMode ==
StatefulJobSavepointMigrationITCase.ExecutionMode.VERIFY_SAVEPOINT) {
+ nonParallelSource = new
MigrationTestUtils.CheckingNonParallelSourceWithListState(NUM_SOURCE_ELEMENTS);
+ nonParallelSourceB = new
MigrationTestUtils.CheckingNonParallelSourceWithListState(NUM_SOURCE_ELEMENTS);
+ parallelSource = new
MigrationTestUtils.CheckingParallelSourceWithUnionListState(NUM_SOURCE_ELEMENTS);
--- End diff --
Do we need union list state in this test?
> Add migration tests for Broadcast state.
> ----------------------------------------
>
> Key: FLINK-8659
> URL: https://issues.apache.org/jira/browse/FLINK-8659
> Project: Flink
> Issue Type: Improvement
> Components: Streaming
> Affects Versions: 1.5.0
> Reporter: Kostas Kloudas
> Assignee: Kostas Kloudas
> Priority: Major
> Fix For: 1.5.0
>
>
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