Maximilian Michels created BEAM-7170:
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Summary: ExpansionServer throws exception when port is retrieved
after close
Key: BEAM-7170
URL: https://issues.apache.org/jira/browse/BEAM-7170
Project: Beam
Issue Type: Bug
Components: sdk-java-core
Reporter: Maximilian Michels
Assignee: Maximilian Michels
The ExpansionServer can throw the following exception after shutdown because
the port getter retrieves the port dynamically from the underlying service:
{noformat}
[Test worker] ERROR
org.apache.beam.runners.fnexecution.jobsubmission.JobServerDriver - Error while
closing the Expansion Service.
java.lang.IllegalStateException: Already terminated
at
org.apache.beam.vendor.grpc.v1p13p1.com.google.common.base.Preconditions.checkState(Preconditions.java:444)
at
org.apache.beam.vendor.grpc.v1p13p1.io.grpc.internal.ServerImpl.getPort(ServerImpl.java:174)
at
org.apache.beam.runners.core.construction.expansion.ExpansionServer.getPort(ExpansionServer.java:66)
at
org.apache.beam.runners.fnexecution.jobsubmission.JobServerDriver.stop(JobServerDriver.java:200)
at sun.reflect.GeneratedMethodAccessor173.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at {noformat}
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