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KafkaDispatcher changes to ingest message greater than 1MB #79

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KafkaDispatcher changes to ingest message greater than 1MB #79

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6 changes: 4 additions & 2 deletions ...ytics-core/src/main/scala/org/ekstep/analytics/framework/dispatcher/KafkaDispatcher.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -45,6 +45,7 @@ object KafkaDispatcher extends IDispatcher {
val topic = config.getOrElse("topic", null).asInstanceOf[String]
val batchSize = config.getOrElse("batchSize", 100).asInstanceOf[Integer];
val lingerMs = config.getOrElse("lingerMs", 10).asInstanceOf[Integer];
val maxRequestSize = config.getOrElse("max_request_size", 1000000).asInstanceOf[Integer]
if (null == brokerList) {
throw new DispatcherException("brokerList parameter is required to send output to kafka")
}
Expand All @@ -53,7 +54,7 @@ object KafkaDispatcher extends IDispatcher {
}

events.foreachPartition((partitions: Iterator[String]) => {
val kafkaSink = KafkaSink(_getKafkaProducerConfig(brokerList, batchSize, lingerMs));
val kafkaSink = KafkaSink(_getKafkaProducerConfig(brokerList, batchSize, lingerMs, maxRequestSize));
partitions.foreach { message =>
try {
kafkaSink.send(topic, message, new Callback {
Expand All @@ -80,7 +81,7 @@ object KafkaDispatcher extends IDispatcher {

}

private def _getKafkaProducerConfig(brokerList: String, batchSize: Integer, lingerMs: Integer): HashMap[String, Object] = {
private def _getKafkaProducerConfig(brokerList: String, batchSize: Integer, lingerMs: Integer, maxRequestSize: Integer): HashMap[String, Object] = {
val props = new HashMap[String, Object]()
props.put(ProducerConfig.BATCH_SIZE_CONFIG, batchSize);
props.put(ProducerConfig.REQUEST_TIMEOUT_MS_CONFIG, 60000.asInstanceOf[Integer]);
Expand All @@ -89,6 +90,7 @@ object KafkaDispatcher extends IDispatcher {
props.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, "org.apache.kafka.common.serialization.StringSerializer")
props.put(ProducerConfig.COMPRESSION_TYPE_CONFIG, "snappy")
props.put(ProducerConfig.LINGER_MS_CONFIG, lingerMs)
props.put(ProducerConfig.MAX_REQUEST_SIZE_CONFIG, maxRequestSize)
props
}

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