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authorBrinda Santh <bs2796@att.com>2019-10-04 12:23:51 -0400
committerBrinda Santh <bs2796@att.com>2019-10-04 12:23:51 -0400
commitedf18b106492a9199e65d96df98232974446c756 (patch)
tree004d7556c978a3fa345113d844154ebee25bb967 /ms
parent4c2b42f141e1501222a284f964eb4303cc4f03aa (diff)
Kafka Back pressure configuration
Issue-ID: CCSDK-1666 Signed-off-by: Brinda Santh <bs2796@att.com> Change-Id: I173672b14e07a89e0bd2d1ea0e47543b37f389f8
Diffstat (limited to 'ms')
-rw-r--r--ms/blueprintsprocessor/modules/commons/message-lib/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/message/BluePrintMessageLibData.kt1
-rw-r--r--ms/blueprintsprocessor/modules/commons/message-lib/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/message/service/KafkaBasicAuthMessageConsumerService.kt5
-rw-r--r--ms/blueprintsprocessor/modules/commons/message-lib/src/test/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/message/service/BlueprintMessageConsumerServiceTest.kt5
3 files changed, 9 insertions, 2 deletions
diff --git a/ms/blueprintsprocessor/modules/commons/message-lib/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/message/BluePrintMessageLibData.kt b/ms/blueprintsprocessor/modules/commons/message-lib/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/message/BluePrintMessageLibData.kt
index ab04054fe..1cd8a2af7 100644
--- a/ms/blueprintsprocessor/modules/commons/message-lib/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/message/BluePrintMessageLibData.kt
+++ b/ms/blueprintsprocessor/modules/commons/message-lib/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/message/BluePrintMessageLibData.kt
@@ -36,6 +36,7 @@ open class KafkaMessageConsumerProperties : MessageConsumerProperties() {
var clientId: String? = null
var topic: String? = null
var pollMillSec: Long = 1000
+ var pollRecords: Int = -1
}
open class KafkaBasicAuthMessageConsumerProperties : KafkaMessageConsumerProperties()
diff --git a/ms/blueprintsprocessor/modules/commons/message-lib/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/message/service/KafkaBasicAuthMessageConsumerService.kt b/ms/blueprintsprocessor/modules/commons/message-lib/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/message/service/KafkaBasicAuthMessageConsumerService.kt
index 5a9e61bfd..b5d444a49 100644
--- a/ms/blueprintsprocessor/modules/commons/message-lib/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/message/service/KafkaBasicAuthMessageConsumerService.kt
+++ b/ms/blueprintsprocessor/modules/commons/message-lib/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/message/service/KafkaBasicAuthMessageConsumerService.kt
@@ -51,6 +51,10 @@ class KafkaBasicAuthMessageConsumerService(
if (messageConsumerProperties.clientId != null) {
configProperties[ConsumerConfig.CLIENT_ID_CONFIG] = messageConsumerProperties.clientId!!
}
+ /** To handle Back pressure, Get only configured record for processing */
+ if (messageConsumerProperties.pollRecords > 0) {
+ configProperties[ConsumerConfig.MAX_POLL_RECORDS_CONFIG] = messageConsumerProperties.pollRecords
+ }
// TODO("Security Implementation based on type")
/** add or override already set properties */
additionalConfig?.let { configProperties.putAll(it) }
@@ -84,6 +88,7 @@ class KafkaBasicAuthMessageConsumerService(
kafkaConsumer!!.use { kc ->
while (keepGoing) {
val consumerRecords = kc.poll(Duration.ofMillis(messageConsumerProperties.pollMillSec))
+ log.info("Consumed Records : ${consumerRecords.count()}")
runBlocking {
consumerRecords?.forEach { consumerRecord ->
/** execute the command block */
diff --git a/ms/blueprintsprocessor/modules/commons/message-lib/src/test/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/message/service/BlueprintMessageConsumerServiceTest.kt b/ms/blueprintsprocessor/modules/commons/message-lib/src/test/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/message/service/BlueprintMessageConsumerServiceTest.kt
index 2b84eaa78..f4e85a94b 100644
--- a/ms/blueprintsprocessor/modules/commons/message-lib/src/test/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/message/service/BlueprintMessageConsumerServiceTest.kt
+++ b/ms/blueprintsprocessor/modules/commons/message-lib/src/test/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/message/service/BlueprintMessageConsumerServiceTest.kt
@@ -52,6 +52,7 @@ import kotlin.test.assertTrue
"blueprintsprocessor.messageconsumer.sample.topic=default-topic",
"blueprintsprocessor.messageconsumer.sample.clientId=default-client-id",
"blueprintsprocessor.messageconsumer.sample.pollMillSec=10",
+ "blueprintsprocessor.messageconsumer.sample.pollRecords=1",
"blueprintsprocessor.messageproducer.sample.type=kafka-basic-auth",
"blueprintsprocessor.messageproducer.sample.bootstrapServers=127.0.0.1:9092",
@@ -129,11 +130,11 @@ open class BlueprintMessageConsumerServiceTest {
.blueprintMessageProducerService("sample") as KafkaBasicAuthMessageProducerService
launch {
repeat(5) {
- delay(1000)
+ delay(100)
blueprintMessageProducerService.sendMessage("this is my message($it)")
}
}
- delay(10000)
+ delay(5000)
blueprintMessageConsumerService.shutDown()
}
}