2 * ============LICENSE_START=======================================================
3 * dcaegen2-collectors-veshv
4 * ================================================================================
5 * Copyright (C) 2018-2019 NOKIA
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
20 package org.onap.dcae.collectors.veshv.impl.adapters.kafka
22 import org.onap.dcae.collectors.veshv.boundary.Sink
23 import org.onap.dcae.collectors.veshv.domain.RoutedMessage
24 import org.onap.dcae.collectors.veshv.domain.VesMessage
25 import org.onap.dcae.collectors.veshv.domain.logging.ClientContextLogging.withDebug
26 import org.onap.dcae.collectors.veshv.domain.logging.ClientContext
27 import org.onap.dcae.collectors.veshv.model.ConsumedMessage
28 import org.onap.dcae.collectors.veshv.model.FailedToConsumeMessage
29 import org.onap.dcae.collectors.veshv.model.MessageDropCause
30 import org.onap.dcae.collectors.veshv.model.SuccessfullyConsumedMessage
31 import org.onap.dcae.collectors.veshv.utils.logging.Logger
32 import org.onap.dcae.collectors.veshv.domain.logging.Marker
33 import org.onap.dcae.collectors.veshv.domain.logging.MarkerLogging.trace
34 import org.onap.dcae.collectors.veshv.domain.logging.MarkerLogging.warn
35 import org.onap.ves.VesEventOuterClass.CommonEventHeader
36 import reactor.core.publisher.Flux
37 import reactor.kafka.sender.KafkaSender
38 import reactor.kafka.sender.SenderRecord
41 * @author Piotr Jaszczyk <piotr.jaszczyk@nokia.com>
44 internal class KafkaPublisher(private val sender: KafkaSender<CommonEventHeader, VesMessage>,
45 private val ctx: ClientContext) : Sink {
47 override fun send(messages: Flux<RoutedMessage>): Flux<ConsumedMessage> =
48 messages.map(::vesToKafkaRecord)
49 .compose { sender.send(it) }
51 val msg = it.correlationMetadata()
52 if (it.exception() == null) {
53 logger.trace(ctx::fullMdc, Marker.Invoke()) {
54 "Message sent to Kafka with metadata: ${it.recordMetadata()}"
56 SuccessfullyConsumedMessage(msg)
58 logger.warn(ctx::fullMdc, Marker.Invoke()) {
59 "Failed to send message to Kafka. Reason: ${it.exception().message}"
61 logger.withDebug(ctx) { log("Kafka send failure details", it.exception()) }
62 FailedToConsumeMessage(msg, it.exception(), MessageDropCause.KAFKA_FAILURE)
66 private fun vesToKafkaRecord(routed: RoutedMessage): SenderRecord<CommonEventHeader, VesMessage, RoutedMessage> =
69 routed.partition.orNull(),
71 routed.message.header,
76 private val FILL_TIMESTAMP_LATER: Long? = null
77 private val logger = Logger(KafkaPublisher::class)