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  1. Kafka
  2. KAFKA-3394

Broker fails to parse Null Metadata in OffsetCommit requests

    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Blocker
    • Resolution: Fixed
    • Affects Version/s: 0.10.0.0
    • Fix Version/s: 0.10.0.0
    • Component/s: core
    • Labels:
      None

      Description

      librdkafka sends a Null Metadata string (size -1) in its OffsetCommitRequests when there is no metadata, this unfortunately leads to an exception on the broker that expects a non-null string.

      [2016-03-11 11:11:57,623] ERROR Closing socket for 10.191.0.33:9092-10.191.0.33:56503 because of error (kafka.network.Processor)
      kafka.network.InvalidRequestException: Error getting request for apiKey: 8 and apiVersion: 1
          at kafka.network.RequestChannel$Request.liftedTree2$1(RequestChannel.scala:91)
          at kafka.network.RequestChannel$Request.<init>(RequestChannel.scala:88)
          at kafka.network.Processor$$anonfun$run$11.apply(SocketServer.scala:426)
          at kafka.network.Processor$$anonfun$run$11.apply(SocketServer.scala:421)
          at scala.collection.Iterator$class.foreach(Iterator.scala:727)
          at scala.collection.AbstractIterator.foreach(Iterator.scala:1157)
          at scala.collection.IterableLike$class.foreach(IterableLike.scala:72)
          at scala.collection.AbstractIterable.foreach(Iterable.scala:54)
          at kafka.network.Processor.run(SocketServer.scala:421)
          at java.lang.Thread.run(Thread.java:745)
      Caused by: org.apache.kafka.common.protocol.types.SchemaException: Error reading field 'topics': Error reading field 'partitions': Error reading field 'metadata': java.lang.NegativeArraySizeException
          at org.apache.kafka.common.protocol.types.Schema.read(Schema.java:73)
          at org.apache.kafka.common.requests.OffsetCommitRequest.parse(OffsetCommitRequest.java:260)
          at org.apache.kafka.common.requests.AbstractRequest.getRequest(AbstractRequest.java:50)
          at kafka.network.RequestChannel$Request.liftedTree2$1(RequestChannel.scala:88)
          ... 9 more
      

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            • Assignee:
              hachikuji Jason Gustafson
              Reporter:
              edenhill Magnus Edenhill
              Reviewer:
              Jun Rao
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              Dates

              • Created:
                Updated:
                Resolved: