[NIFI-4489] ListenGRPC unit test failure during parallel build

• Type: Bug
• Status: Resolved
• Priority: Blocker
• Resolution: Not A Problem

Environment

Maven home: /development/apache-maven-3.5.0
Java version: 1.8.0_144, vendor: Oracle Corporation
Java home: /usr/java/jdk1.8.0_144/jre
Default locale: en_US, platform encoding: UTF-8
OS name: "linux", version: "4.12.14-300.fc26.x86_64", arch: "amd64", family: "unix"

• Assignee: Unassigned
• Reporter: Joe Witt
• Created: 16/Oct/17 19:38
• Updated: 19/Mar/18 13:53
• Resolved: 19/Mar/18 13:53

Description

Tests run: 7, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 1.257 sec <<< FAILURE! - in org.apache.nifi.processors.grpc.TestListenGRPC
testSuccessfulRoundTrip(org.apache.nifi.processors.grpc.TestListenGRPC) Time elapsed: 0.048 sec <<< ERROR!
java.io.IOException: Failed to bind
at io.grpc.netty.NettyServer.start(NettyServer.java:197)
at io.grpc.internal.ServerImpl.start(ServerImpl.java:153)
at org.apache.nifi.processors.grpc.ListenGRPC.startServer(ListenGRPC.java:227)
at org.apache.nifi.processors.grpc.TestListenGRPC.testSuccessfulRoundTrip(TestListenGRPC.java:101)
Caused by: java.net.BindException: Address already in use
at sun.nio.ch.Net.bind0(Native Method)
at sun.nio.ch.Net.bind(Net.java:433)
at sun.nio.ch.Net.bind(Net.java:425)
at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:223)
at io.netty.channel.socket.nio.NioServerSocketChannel.doBind(NioServerSocketChannel.java:128)
at io.netty.channel.AbstractChannel$AbstractUnsafe.bind(AbstractChannel.java:554)
at io.netty.channel.DefaultChannelPipeline$HeadContext.bind(DefaultChannelPipeline.java:1258)
at io.netty.channel.AbstractChannelHandlerContext.invokeBind(AbstractChannelHandlerContext.java:501)
at io.netty.channel.AbstractChannelHandlerContext.bind(AbstractChannelHandlerContext.java:486)
at io.netty.channel.DefaultChannelPipeline.bind(DefaultChannelPipeline.java:980)
at io.netty.channel.AbstractChannel.bind(AbstractChannel.java:250)
at io.netty.bootstrap.AbstractBootstrap$2.run(AbstractBootstrap.java:365)
at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:163)
at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:403)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:462)
at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858)
at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:138)
at java.lang.Thread.run(Thread.java:748)

marking as a blocker since unstable tests cause release issues.