Issue
During builds which do not respond for a period of time (e.g. Gradle builds and tests) you periodically get an EOFException appearing to come from okhttp.
java.io.EOFException
at okio.RealBufferedSource.require(RealBufferedSource.java:61)
at okio.RealBufferedSource.readByte(RealBufferedSource.java:74)
at okhttp3.internal.ws.WebSocketReader.readHeader(WebSocketReader.java:117)
at okhttp3.internal.ws.WebSocketReader.processNextFrame(WebSocketReader.java:101)
at okhttp3.internal.ws.RealWebSocket.loopReader(RealWebSocket.java:274)
at okhttp3.internal.ws.RealWebSocket$2.onResponse(RealWebSocket.java:214)
at okhttp3.RealCall$AsyncCall.execute(RealCall.java:206)
at okhttp3.internal.NamedRunnable.run(NamedRunnable.java:32)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Environment
-
CloudBees CI (CloudBees Core) on modern cloud platforms - Managed controller
-
CloudBees CI (CloudBees Core) on modern cloud platforms - Operations Center
-
CloudBees CI (CloudBees Core) on traditional platforms - Client controller
-
CloudBees CI (CloudBees Core) on traditional platforms - Operations Center
-
CloudBees Jenkins Enterprise
-
CloudBees Jenkins Enterprise - Managed controller
-
CloudBees Jenkins Enterprise - Operations center
Resolution
Update to Kubernetes Plugin 1.16.1 or later which will now periodically send a newline to keep the socket alive.