[FLINK-23034] NPE in JobDetailsDeserializer during the reading old version of ExecutionState

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.13.0
• Fix Version/s: 1.14.0, 1.13.2
• Component/s: Runtime / Coordination
• Labels: pull-request-available
• Assignee: Anton Kalashnikov
• Reporter: Anton Kalashnikov
• Created: 18/Jun/21 12:18
• Updated: 23/Sep/21 17:26
• Resolved: 21/Jun/21 10:18

Description

There is no compatibility for ExecutionState:

java.lang.NullPointerException
        at org.apache.flink.runtime.messages.webmonitor.JobDetails$JobDetailsDeserializer.deserialize(JobDetails.java:308)
        at org.apache.flink.runtime.messages.webmonitor.JobDetails$JobDetailsDeserializer.deserialize(JobDetails.java:278)
        at org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.deser.DefaultDeserializationContext.readRootValue(DefaultDeserializationContext.java:322)
        at org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.ObjectMapper._readMapAndClose(ObjectMapper.java:4593)
        at org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.ObjectMapper.readValue(ObjectMapper.java:3479)
        at org.apache.flink.runtime.messages.webmonitor.JobDetailsTest.testJobDetailsCompatibleUnmarshalling(JobDetailsTest.java:82)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:59)
        at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
        at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:56)
        at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
        at org.apache.flink.util.TestNameProvider$1.evaluate(TestNameProvider.java:45)
        at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:61)
        at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306)
        at org.junit.runners.BlockJUnit4ClassRunner$1.evaluate(BlockJUnit4ClassRunner.java:100)
        at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:366)
        at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:103)
        at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:63)
        at org.junit.runners.ParentRunner$4.run(ParentRunner.java:331)
        at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:79)
        at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:329)
        at org.junit.runners.ParentRunner.access$100(ParentRunner.java:66)
        at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:293)
        at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306)
        at org.junit.runners.ParentRunner.run(ParentRunner.java:413)
        at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
        at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:69)
        at com.intellij.rt.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:33)
        at com.intellij.rt.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:221)
        at com.intellij.rt.junit.JUnitStarter.main(JUnitStarter.java:54)

Issue Links

• is caused by: FLINK-17012 Expose stage of task initialization
• links to: GitHub Pull Request #16199