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.../springframework/cloud/stream/binder/reactorkafka/ReactorKafkaBinderObservationTests.java
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| /* | ||
| * Copyright 2022-2024 the original author or authors. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * https://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
||
| package org.springframework.cloud.stream.binder.reactorkafka; | ||
|
|
||
| import java.lang.reflect.Type; | ||
| import java.time.Duration; | ||
| import java.util.Locale; | ||
| import java.util.function.Function; | ||
| import java.util.stream.Collectors; | ||
|
|
||
| import brave.handler.SpanHandler; | ||
| import brave.test.TestSpanHandler; | ||
| import io.micrometer.observation.Observation; | ||
| import io.micrometer.observation.ObservationRegistry; | ||
| import io.micrometer.observation.contextpropagation.ObservationThreadLocalAccessor; | ||
| import io.micrometer.tracing.brave.bridge.BraveFinishedSpan; | ||
| import io.micrometer.tracing.test.simple.SpansAssert; | ||
| import org.apache.kafka.clients.consumer.ConsumerRecord; | ||
| import org.apache.kafka.clients.producer.ProducerRecord; | ||
| import org.junit.jupiter.api.Test; | ||
| import reactor.core.publisher.Flux; | ||
| import reactor.core.publisher.Mono; | ||
| import reactor.kafka.receiver.ReceiverRecord; | ||
| import reactor.kafka.receiver.observation.KafkaReceiverObservation; | ||
| import reactor.kafka.receiver.observation.KafkaRecordReceiverContext; | ||
|
|
||
| import org.springframework.beans.factory.annotation.Autowired; | ||
| import org.springframework.boot.SpringBootConfiguration; | ||
| import org.springframework.boot.autoconfigure.EnableAutoConfiguration; | ||
| import org.springframework.boot.test.autoconfigure.actuate.observability.AutoConfigureObservability; | ||
| import org.springframework.boot.test.context.SpringBootTest; | ||
| import org.springframework.cloud.stream.function.StreamBridge; | ||
| import org.springframework.context.annotation.Bean; | ||
| import org.springframework.integration.IntegrationMessageHeaderAccessor; | ||
| import org.springframework.integration.support.MessageBuilder; | ||
| import org.springframework.kafka.support.Acknowledgment; | ||
| import org.springframework.kafka.support.converter.MessagingMessageConverter; | ||
| import org.springframework.kafka.support.converter.RecordMessageConverter; | ||
| import org.springframework.kafka.test.EmbeddedKafkaBroker; | ||
| import org.springframework.kafka.test.context.EmbeddedKafka; | ||
| import org.springframework.messaging.Message; | ||
| import org.springframework.test.annotation.DirtiesContext; | ||
|
|
||
| import static org.assertj.core.api.Assertions.assertThat; | ||
| import static org.awaitility.Awaitility.await; | ||
|
|
||
| /** | ||
| * @author Artem Bilan | ||
| * @author Soby Chacko | ||
| * @since 4.2.0 | ||
| */ | ||
| @SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.NONE, properties = { | ||
| "spring.kafka.consumer.metadata.max.age.ms=1000", | ||
| "spring.cloud.function.definition=receive", | ||
| "spring.cloud.stream.function.reactive.uppercase=true", | ||
| "spring.cloud.stream.bindings.receive-in-0.group=rkbot-in-group", | ||
| "spring.cloud.stream.bindings.receive-in-0.destination=rkbot-in-topic", | ||
| "spring.cloud.stream.bindings.receive-out-0.destination=rkbot-out-topic", | ||
| "spring.cloud.stream.kafka.binder.enable-observation=true", | ||
| "spring.cloud.stream.kafka.binder.brokers=${spring.kafka.bootstrap-servers}", | ||
| "management.tracing.sampling.probability=1", | ||
| "spring.cloud.stream.kafka.bindings.receive-in-0.consumer.converterBeanName=fullRR" | ||
| }) | ||
| @DirtiesContext | ||
| @AutoConfigureObservability | ||
| @EmbeddedKafka(topics = { "rkbot-out-topic" }) | ||
| public class ReactorKafkaBinderObservationTests { | ||
|
|
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| private static final TestSpanHandler SPANS = new TestSpanHandler(); | ||
|
|
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| @Autowired | ||
| StreamBridge streamBridge; | ||
|
|
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| @Autowired | ||
| ObservationRegistry observationRegistry; | ||
|
|
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| @Autowired | ||
| TestConfiguration testConfiguration; | ||
|
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| @Autowired | ||
| private EmbeddedKafkaBroker embeddedKafka; | ||
|
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| @Test | ||
| void endToEndReactorKafkaBinder1() { | ||
|
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| streamBridge.send("rkbot-in-topic", MessageBuilder.withPayload("data") | ||
| .build()); | ||
|
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| await().timeout(Duration.ofSeconds(10)).untilAsserted(() -> assertThat(SPANS.spans()).hasSize(3)); | ||
| SpansAssert.assertThat(SPANS.spans().stream().map(BraveFinishedSpan::fromBrave).collect(Collectors.toList())) | ||
| .haveSameTraceId(); | ||
| } | ||
|
|
||
| @SpringBootConfiguration | ||
| @EnableAutoConfiguration(exclude = org.springframework.cloud.function.observability.ObservationAutoConfiguration.class) | ||
| public static class TestConfiguration { | ||
|
|
||
| @Bean | ||
| SpanHandler testSpanHandler() { | ||
| return SPANS; | ||
| } | ||
|
|
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| @Bean | ||
| RecordMessageConverter fullRR() { | ||
| return new RecordMessageConverter() { | ||
|
|
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| private final RecordMessageConverter converter = new MessagingMessageConverter(); | ||
|
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| @Override | ||
| public Message<?> toMessage(ConsumerRecord<?, ?> record, Acknowledgment acknowledgment, | ||
| org.apache.kafka.clients.consumer.Consumer<?, ?> consumer, Type payloadType) { | ||
|
|
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| return MessageBuilder.withPayload(record).build(); | ||
| } | ||
|
|
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| @Override | ||
| public ProducerRecord<?, ?> fromMessage(Message<?> message, String defaultTopic) { | ||
| return this.converter.fromMessage(message, defaultTopic); | ||
| } | ||
|
|
||
| }; | ||
| } | ||
|
|
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| @Bean | ||
| Function<Flux<ReceiverRecord<byte[], byte[]>>, Flux<Message<String>>> receive(ObservationRegistry observationRegistry) { | ||
| return s -> s | ||
| .flatMap(record -> { | ||
| Observation receiverObservation = | ||
| KafkaReceiverObservation.RECEIVER_OBSERVATION.start(null, | ||
| KafkaReceiverObservation.DefaultKafkaReceiverObservationConvention.INSTANCE, | ||
| () -> | ||
| new KafkaRecordReceiverContext( | ||
| record, "user.receiver", "localhost:9092"), | ||
| observationRegistry); | ||
|
|
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| return Mono.deferContextual(contextView -> Mono.just(record) | ||
| .map(rec -> new String(rec.value()).toLowerCase(Locale.ROOT)) | ||
| .map(rec -> MessageBuilder.withPayload(rec).setHeader(IntegrationMessageHeaderAccessor.REACTOR_CONTEXT, contextView).build())) | ||
| .doOnTerminate(receiverObservation::stop) | ||
| .doOnError(receiverObservation::error) | ||
| .contextWrite(context -> context.put(ObservationThreadLocalAccessor.KEY, receiverObservation)); | ||
| }); | ||
| } | ||
| } | ||
|
|
||
| } | ||
|
|
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