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43 changes: 0 additions & 43 deletions
43
...aagent/instrumentation/kotlinxcoroutines/reactor/KotlinCoroutinesMonoInstrumentation.java
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...strumentation/kotlinxcoroutines/reactor/KotlinCoroutinesReactorInstrumentationModule.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,32 @@ | ||
| /* | ||
| * Copyright The OpenTelemetry Authors | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| */ | ||
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| package io.opentelemetry.javaagent.instrumentation.kotlinxcoroutines.reactor; | ||
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| import static java.util.Arrays.asList; | ||
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| import com.google.auto.service.AutoService; | ||
| import io.opentelemetry.javaagent.extension.instrumentation.InstrumentationModule; | ||
| import io.opentelemetry.javaagent.extension.instrumentation.TypeInstrumentation; | ||
| import java.util.List; | ||
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| @AutoService(InstrumentationModule.class) | ||
| public class KotlinCoroutinesReactorInstrumentationModule extends InstrumentationModule { | ||
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| public KotlinCoroutinesReactorInstrumentationModule() { | ||
| super("kotlinx-coroutines", "kotlinx-coroutines-reactor"); | ||
| } | ||
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| @Override | ||
| public boolean isHelperClass(String className) { | ||
| return className.startsWith("io.opentelemetry.extension.kotlin."); | ||
| } | ||
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| @Override | ||
| public List<TypeInstrumentation> typeInstrumentations() { | ||
| return asList( | ||
| new KotlinMonoCoroutineInstrumentation(), new KotlinPublisherCoroutineInstrumentation()); | ||
| } | ||
| } |
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59 changes: 59 additions & 0 deletions
59
...nt/instrumentation/kotlinxcoroutines/reactor/KotlinPublisherCoroutineInstrumentation.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,59 @@ | ||
| /* | ||
| * Copyright The OpenTelemetry Authors | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| */ | ||
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| package io.opentelemetry.javaagent.instrumentation.kotlinxcoroutines.reactor; | ||
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| import static net.bytebuddy.matcher.ElementMatchers.isConstructor; | ||
| import static net.bytebuddy.matcher.ElementMatchers.named; | ||
| import static net.bytebuddy.matcher.ElementMatchers.namedOneOf; | ||
| import static net.bytebuddy.matcher.ElementMatchers.takesArgument; | ||
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| import io.opentelemetry.context.Context; | ||
| import io.opentelemetry.instrumentation.reactor.ContextPropagationOperator; | ||
| import io.opentelemetry.javaagent.extension.instrumentation.TypeInstrumentation; | ||
| import io.opentelemetry.javaagent.extension.instrumentation.TypeTransformer; | ||
| import io.opentelemetry.javaagent.instrumentation.api.Java8BytecodeBridge; | ||
| import io.opentelemetry.javaagent.instrumentation.kotlinxcoroutines.KotlinCoroutinesInstrumentationHelper; | ||
| import kotlin.coroutines.CoroutineContext; | ||
| import net.bytebuddy.asm.Advice; | ||
| import net.bytebuddy.description.type.TypeDescription; | ||
| import net.bytebuddy.matcher.ElementMatcher; | ||
| import org.reactivestreams.Subscriber; | ||
| import reactor.core.CoreSubscriber; | ||
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| public class KotlinPublisherCoroutineInstrumentation implements TypeInstrumentation { | ||
| @Override | ||
| public ElementMatcher<TypeDescription> typeMatcher() { | ||
| return namedOneOf("kotlinx.coroutines.reactive.PublisherCoroutine"); | ||
| } | ||
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| @Override | ||
| public void transform(TypeTransformer transformer) { | ||
| transformer.applyAdviceToMethod( | ||
| isConstructor() | ||
| .and( | ||
| takesArgument(0, named("kotlin.coroutines.CoroutineContext")) | ||
| .and(takesArgument(1, named("org.reactivestreams.Subscriber")))), | ||
| this.getClass().getName() + "$PublisherCoroutineAdvice"); | ||
| } | ||
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| @SuppressWarnings("unused") | ||
| public static class PublisherCoroutineAdvice { | ||
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| @Advice.OnMethodEnter | ||
| public static void enter( | ||
| @Advice.Argument(value = 0, readOnly = false) CoroutineContext coroutineContext, | ||
| @Advice.Argument(1) Subscriber<?> subscriber) { | ||
| if (subscriber instanceof CoreSubscriber) { | ||
| CoreSubscriber<?> coreSubscriber = (CoreSubscriber) subscriber; | ||
| Context context = | ||
| ContextPropagationOperator.getOpenTelemetryContext( | ||
| coreSubscriber.currentContext(), Java8BytecodeBridge.currentContext()); | ||
| coroutineContext = | ||
| KotlinCoroutinesInstrumentationHelper.addOpenTelemetryContext(coroutineContext); | ||
| } | ||
| } | ||
| } | ||
| } |