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Fix for null reference exceptions in Pipeline Witness telemetry #851

Merged
merged 1 commit into from
Aug 6, 2020
Merged

Fix for null reference exceptions in Pipeline Witness telemetry #851

merged 1 commit into from
Aug 6, 2020

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mitchdenny
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I noticed some null reference exceptions occuring in the Pipeline Witness telemetry:

image

The underlying exception is:

Microsoft.Azure.WebJobs.Host.FunctionInvocationException:
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at Microsoft.Azure.WebJobs.Host.Executors.FunctionExecutor+<ExecuteWithLoggingAsync>d__21.MoveNext (Microsoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35Microsoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35: C:\projects\azure-webjobs-sdk-rqm4t\src\Microsoft.Azure.WebJobs.Host\Executors\FunctionExecutor.csMicrosoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35: 338)
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at Microsoft.Azure.WebJobs.Host.Executors.FunctionExecutor+<TryExecuteAsyncCore>d__18.MoveNext (Microsoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35Microsoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35: C:\projects\azure-webjobs-sdk-rqm4t\src\Microsoft.Azure.WebJobs.Host\Executors\FunctionExecutor.csMicrosoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35: 123)
Inner exception System.NullReferenceException handled at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw:
   at Azure.Sdk.Tools.PipelineWitness.Services.FailureAnalysis.MavenBrokenPipeFailureClassifier+<>c.<ClassifyAsync>b__3_2 (Azure.Sdk.Tools.PipelineWitness, Version=1.0.0.0, Culture=neutral, PublicKeyToken=7a84984c17ca6b7dAzure.Sdk.Tools.PipelineWitness, Version=1.0.0.0, Culture=neutral, PublicKeyToken=7a84984c17ca6b7d: /home/vsts/work/1/s/tools/pipeline-witness/Azure.Sdk.Tools.PipelineWitness/Services/FailureAnalysis/MavenBrokenPipeFailureClassifier.csAzure.Sdk.Tools.PipelineWitness, Version=1.0.0.0, Culture=neutral, PublicKeyToken=7a84984c17ca6b7d: 28)
   at System.Linq.Utilities+<>c__DisplayClass1_0`1.<CombinePredicates>b__0 (System.Linq, Version=4.2.2.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a)
   at System.Linq.Enumerable+WhereListIterator`1.MoveNext (System.Linq, Version=4.2.2.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a)
   at Azure.Sdk.Tools.PipelineWitness.Services.FailureAnalysis.MavenBrokenPipeFailureClassifier+<ClassifyAsync>d__3.MoveNext (Azure.Sdk.Tools.PipelineWitness, Version=1.0.0.0, Culture=neutral, PublicKeyToken=7a84984c17ca6b7dAzure.Sdk.Tools.PipelineWitness, Version=1.0.0.0, Culture=neutral, PublicKeyToken=7a84984c17ca6b7d: /home/vsts/work/1/s/tools/pipeline-witness/Azure.Sdk.Tools.PipelineWitness/Services/FailureAnalysis/MavenBrokenPipeFailureClassifier.csAzure.Sdk.Tools.PipelineWitness, Version=1.0.0.0, Culture=neutral, PublicKeyToken=7a84984c17ca6b7d: 31)
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at Azure.Sdk.Tools.PipelineWitness.Services.FailureAnalysis.FailureAnalyzer+<AnalyzeFailureAsync>d__2.MoveNext (Azure.Sdk.Tools.PipelineWitness, Version=1.0.0.0, Culture=neutral, PublicKeyToken=7a84984c17ca6b7dAzure.Sdk.Tools.PipelineWitness, Version=1.0.0.0, Culture=neutral, PublicKeyToken=7a84984c17ca6b7d: /home/vsts/work/1/s/tools/pipeline-witness/Azure.Sdk.Tools.PipelineWitness/Services/FailureAnalysis/FailureAnalyzer.csAzure.Sdk.Tools.PipelineWitness, Version=1.0.0.0, Culture=neutral, PublicKeyToken=7a84984c17ca6b7d: 27)
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at Azure.Sdk.Tools.PipelineWitness.RunProcessor+<GetFailureClassificationsAsync>d__9.MoveNext (Azure.Sdk.Tools.PipelineWitness, Version=1.0.0.0, Culture=neutral, PublicKeyToken=7a84984c17ca6b7dAzure.Sdk.Tools.PipelineWitness, Version=1.0.0.0, Culture=neutral, PublicKeyToken=7a84984c17ca6b7d: /home/vsts/work/1/s/tools/pipeline-witness/Azure.Sdk.Tools.PipelineWitness/RunProcessor.csAzure.Sdk.Tools.PipelineWitness, Version=1.0.0.0, Culture=neutral, PublicKeyToken=7a84984c17ca6b7d: 154)
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at Azure.Sdk.Tools.PipelineWitness.RunProcessor+<ProcessRunAsync>d__8.MoveNext (Azure.Sdk.Tools.PipelineWitness, Version=1.0.0.0, Culture=neutral, PublicKeyToken=7a84984c17ca6b7dAzure.Sdk.Tools.PipelineWitness, Version=1.0.0.0, Culture=neutral, PublicKeyToken=7a84984c17ca6b7d: /home/vsts/work/1/s/tools/pipeline-witness/Azure.Sdk.Tools.PipelineWitness/RunProcessor.csAzure.Sdk.Tools.PipelineWitness, Version=1.0.0.0, Culture=neutral, PublicKeyToken=7a84984c17ca6b7d: 97)
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at Azure.Sdk.Tools.PipelineWitness.Functions.RunStateChangedFunction+<Run>d__3.MoveNext (Azure.Sdk.Tools.PipelineWitness, Version=1.0.0.0, Culture=neutral, PublicKeyToken=7a84984c17ca6b7dAzure.Sdk.Tools.PipelineWitness, Version=1.0.0.0, Culture=neutral, PublicKeyToken=7a84984c17ca6b7d: /home/vsts/work/1/s/tools/pipeline-witness/Azure.Sdk.Tools.PipelineWitness/Functions/RunStateChangedFunction.csAzure.Sdk.Tools.PipelineWitness, Version=1.0.0.0, Culture=neutral, PublicKeyToken=7a84984c17ca6b7d: 51)
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.GetResult (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at Microsoft.Azure.WebJobs.Host.Executors.VoidTaskMethodInvoker`2+<InvokeAsync>d__2.MoveNext (Microsoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35Microsoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35: C:\projects\azure-webjobs-sdk-rqm4t\src\Microsoft.Azure.WebJobs.Host\Executors\VoidTaskMethodInvoker.csMicrosoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35: 20)
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at Microsoft.Azure.WebJobs.Host.Executors.FunctionInvoker`2+<InvokeAsync>d__10.MoveNext (Microsoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35Microsoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35: C:\projects\azure-webjobs-sdk-rqm4t\src\Microsoft.Azure.WebJobs.Host\Executors\FunctionInvoker.csMicrosoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35: 52)
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at Microsoft.Azure.WebJobs.Host.Executors.FunctionExecutor+<InvokeAsync>d__29.MoveNext (Microsoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35Microsoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35: C:\projects\azure-webjobs-sdk-rqm4t\src\Microsoft.Azure.WebJobs.Host\Executors\FunctionExecutor.csMicrosoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35: 589)
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.GetResult (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at Microsoft.Azure.WebJobs.Host.Executors.FunctionExecutor+<ExecuteWithWatchersAsync>d__28.MoveNext (Microsoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35Microsoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35: C:\projects\azure-webjobs-sdk-rqm4t\src\Microsoft.Azure.WebJobs.Host\Executors\FunctionExecutor.csMicrosoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35: 537)
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.GetResult (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at Microsoft.Azure.WebJobs.Host.Executors.FunctionExecutor+<ExecuteWithLoggingAsync>d__27.MoveNext (Microsoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35Microsoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35: C:\projects\azure-webjobs-sdk-rqm4t\src\Microsoft.Azure.WebJobs.Host\Executors\FunctionExecutor.csMicrosoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35: 481)
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at System.Runtime.CompilerServices.TaskAwaiter.GetResult (System.Private.CoreLib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)
   at Microsoft.Azure.WebJobs.Host.Executors.FunctionExecutor+<ExecuteWithLoggingAsync>d__21.MoveNext (Microsoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35Microsoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35: C:\projects\azure-webjobs-sdk-rqm4t\src\Microsoft.Azure.WebJobs.Host\Executors\FunctionExecutor.csMicrosoft.Azure.WebJobs.Host, Version=3.0.19.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35: 290)

@mitchdenny mitchdenny self-assigned this Aug 6, 2020
@mitchdenny mitchdenny added EngSys This issue is impacting the engineering system. Pipeline Witness labels Aug 6, 2020
@mitchdenny mitchdenny merged commit 3d7fd0f into Azure:master Aug 6, 2020
@mitchdenny mitchdenny deleted the fix-null-ref-exception branch August 6, 2020 23:53
danieljurek pushed a commit to danieljurek/azure-sdk-tools that referenced this pull request Aug 19, 2020
@mitchdenny @danieljurek
Filter out null logs. (Azure#851)
db555c8
sima-zhu pushed a commit to sima-zhu/azure-sdk-tools that referenced this pull request Dec 3, 2020
@wduraes @danewalton-msft
Samples reorganization and readme adjusts (Azure#851)
2d589c9 
* Samples reorganization and readme adjusts

* Update README.md

Co-authored-by: danewalton <[email protected]>

* Update README.md

Co-authored-by: danewalton <[email protected]>

* Update sdk/docs/iot/README.md

Co-authored-by: danewalton <[email protected]>

* Update sdk/docs/iot/README.md

Co-authored-by: danewalton <[email protected]>

* Update sdk/samples/iot/hub/linux/how_to_iot_hub_samples_linux.md

Co-authored-by: danewalton <[email protected]>

* Update sdk/samples/iot/readme.md

Co-authored-by: danewalton <[email protected]>

Co-authored-by: Wellington Duraes <[email protected]>
Co-authored-by: danewalton <[email protected]>
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