[enhance][pulsar] add apache-pulsar client support

instrumentation/apache-pulsar/apache-pulsar-2.8/javaagent/build.gradle.kts

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+plugins {
+  id("otel.javaagent-instrumentation")
+}
+
+muzzle {
+  pass {
+    group.set("org.apache.pulsar")
+    module.set("pulsar-client")
+    versions.set("[2.8.0,)")
+    assertInverse.set(true)
+  }
+}
+
+dependencies {
+  library("org.apache.pulsar:pulsar-client:2.8.0")
+
+  testImplementation("javax.annotation:javax.annotation-api:1.3.2")
+  testImplementation("org.testcontainers:pulsar:1.17.1")
+  testImplementation("org.apache.pulsar:pulsar-client-admin:2.8.0")
+}

instrumentation/apache-pulsar/apache-pulsar-2.8/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/pulsar/v28/ConsumerImplInstrumentation.java

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+/*
+ * Copyright The OpenTelemetry Authors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+package io.opentelemetry.javaagent.instrumentation.pulsar.v28;
+
+import static io.opentelemetry.javaagent.instrumentation.pulsar.v28.telemetry.PulsarSingletons.startAndEndConsumerReceive;
+import static net.bytebuddy.matcher.ElementMatchers.isConstructor;
+import static net.bytebuddy.matcher.ElementMatchers.isMethod;
+import static net.bytebuddy.matcher.ElementMatchers.isProtected;
+import static net.bytebuddy.matcher.ElementMatchers.isPublic;
+import static net.bytebuddy.matcher.ElementMatchers.named;
+import static net.bytebuddy.matcher.ElementMatchers.namedOneOf;
+import static net.bytebuddy.matcher.ElementMatchers.takesArgument;
+import static net.bytebuddy.matcher.ElementMatchers.takesArguments;
+
+import io.opentelemetry.context.Context;
+import io.opentelemetry.javaagent.extension.instrumentation.TypeInstrumentation;
+import io.opentelemetry.javaagent.extension.instrumentation.TypeTransformer;
+import java.util.concurrent.CompletableFuture;
+import net.bytebuddy.asm.Advice;
+import net.bytebuddy.description.type.TypeDescription;
+import net.bytebuddy.matcher.ElementMatcher;
+import org.apache.pulsar.client.api.Consumer;
+import org.apache.pulsar.client.api.Message;
+import org.apache.pulsar.client.api.PulsarClient;
+import org.apache.pulsar.client.impl.PulsarClientImpl;
+
+public class ConsumerImplInstrumentation implements TypeInstrumentation {
+
+  @Override
+  public ElementMatcher<TypeDescription> typeMatcher() {
+    return namedOneOf(
+        "org.apache.pulsar.client.impl.ConsumerImpl",
+        "org.apache.pulsar.client.impl.MultiTopicsConsumerImpl");
+  }
+
+  @Override
+  public void transform(TypeTransformer transformer) {
+    String klassName = ConsumerImplInstrumentation.class.getName();
+
+    transformer.applyAdviceToMethod(isConstructor(), klassName + "$ConsumerConstructorAdviser");
+
+    // internalReceive will apply to Consumer#receive(long,TimeUnit)
+    // and called before MessageListener#receive.
+    transformer.applyAdviceToMethod(
+        isMethod()
+            .and(isProtected())
+            .and(named("internalReceive"))
+            .and(takesArguments(2))
+            .and(takesArgument(1, named("java.util.concurrent.TimeUnit"))),
+        klassName + "$ConsumerInternalReceiveAdviser");
+    // receive/batchReceive will apply to Consumer#receive()/Consumer#batchReceive()
+    transformer.applyAdviceToMethod(
+        isMethod()
+            .and(isPublic())
+            .and(namedOneOf("receive", "batchReceive"))
+            .and(takesArguments(0)),
+        klassName + "$ConsumerSyncReceiveAdviser");
+    // receiveAsync/batchReceiveAsync will apply to
+    // Consumer#receiveAsync()/Consumer#batchReceiveAsync()
+    transformer.applyAdviceToMethod(
+        isMethod()
+            .and(isPublic())
+            .and(namedOneOf("receiveAsync", "batchReceiveAsync"))
+            .and(takesArguments(0)),
+        klassName + "$ConsumerAsyncReceiveAdviser");
+  }
+
+  @SuppressWarnings("unused")
+  public static class ConsumerConstructorAdviser {
+    private ConsumerConstructorAdviser() {}
+
+    @Advice.OnMethodExit(suppress = Throwable.class)
+    public static void after(
+        @Advice.This Consumer<?> consumer, @Advice.Argument(value = 0) PulsarClient client) {
+
+      PulsarClientImpl pulsarClient = (PulsarClientImpl) client;
+      String url = pulsarClient.getLookup().getServiceUrl();
+      VirtualFieldStore.inject(consumer, url);
+    }
+  }
+
+  @SuppressWarnings("unused")
+  public static class ConsumerInternalReceiveAdviser {
+    private ConsumerInternalReceiveAdviser() {}
+
+    @Advice.OnMethodEnter
+    public static void before(@Advice.Local(value = "startTime") long startTime) {
+      startTime = System.currentTimeMillis();
+    }
+
+    @Advice.OnMethodExit(onThrowable = Throwable.class)
+    public static void after(
+        @Advice.This Consumer<?> consumer,
+        @Advice.Return Message<?> message,
+        @Advice.Thrown Throwable t,
+        @Advice.Local(value = "startTime") long startTime) {
+      if (t != null) {
+        return;
+      }
+
+      Context parent = Context.current();
+      Context current = startAndEndConsumerReceive(parent, message, startTime, consumer);
+      if (current != null) {
+        // ConsumerBase#internalReceive(long,TimeUnit) will be called before
+        // ConsumerListener#receive(Consumer,Message), so, need to inject Context into Message.
+        VirtualFieldStore.inject(message, current);
+      }
+    }
+  }
+
+  @SuppressWarnings("unused")
+  public static class ConsumerSyncReceiveAdviser {
+    private ConsumerSyncReceiveAdviser() {}
+
+    @Advice.OnMethodEnter
+    public static void before(@Advice.Local(value = "startTime") long startTime) {
+      startTime = System.currentTimeMillis();
+    }
+
+    @Advice.OnMethodExit(onThrowable = Throwable.class)
+    public static void after(
+        @Advice.This Consumer<?> consumer,
+        @Advice.Return Message<?> message,
+        @Advice.Thrown Throwable t,
+        @Advice.Local(value = "startTime") long startTime) {
+      if (t != null) {
+        return;
+      }
+
+      Context parent = Context.current();
+      startAndEndConsumerReceive(parent, message, startTime, consumer);
+      // No need to inject context to message.
+    }
+  }
+
+  @SuppressWarnings("unused")
+  public static class ConsumerAsyncReceiveAdviser {
+    private ConsumerAsyncReceiveAdviser() {}
+
+    @Advice.OnMethodEnter
+    public static void before(@Advice.Local(value = "startTime") long startTime) {
+      startTime = System.currentTimeMillis();
+    }
+
+    @Advice.OnMethodExit(onThrowable = Throwable.class)
+    public static void after(
+        @Advice.This Consumer<?> consumer,
+        @Advice.Return CompletableFuture<Message<?>> future,
+        @Advice.Local(value = "startTime") long startTime) {
+      future.whenComplete(
+          (message, t) -> {
+            if (t != null) {
+              return;
+            }
+
+            Context parent = Context.current();
+            startAndEndConsumerReceive(parent, message, startTime, consumer);
+            // No need to inject context to message.
+          });
+    }
+  }
+}

instrumentation/apache-pulsar/apache-pulsar-2.8/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/pulsar/v28/MessageInstrumentation.java

@@ -0,0 +1,43 @@
+/*
+ * Copyright The OpenTelemetry Authors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+package io.opentelemetry.javaagent.instrumentation.pulsar.v28;
+
+import static net.bytebuddy.matcher.ElementMatchers.isMethod;
+import static net.bytebuddy.matcher.ElementMatchers.isPublic;
+import static net.bytebuddy.matcher.ElementMatchers.named;
+import static net.bytebuddy.matcher.ElementMatchers.takesArguments;
+
+import io.opentelemetry.javaagent.extension.instrumentation.TypeInstrumentation;
+import io.opentelemetry.javaagent.extension.instrumentation.TypeTransformer;
+import net.bytebuddy.asm.Advice;
+import net.bytebuddy.description.type.TypeDescription;
+import net.bytebuddy.matcher.ElementMatcher;
+import org.apache.pulsar.client.api.Message;
+
+public class MessageInstrumentation implements TypeInstrumentation {
+  @Override
+  public ElementMatcher<TypeDescription> typeMatcher() {
+    return named("org.apache.pulsar.client.impl.MessageImpl");
+  }
+
+  @Override
+  public void transform(TypeTransformer transformer) {
+    transformer.applyAdviceToMethod(
+        isMethod().and(isPublic()).and(named("recycle")).and(takesArguments(0)),
+        MessageInstrumentation.class.getName() + "$MessageRecycleAdvice");
+  }
+
+  @SuppressWarnings("unused")
+  public static class MessageRecycleAdvice {
+    private MessageRecycleAdvice() {}
+
+    @Advice.OnMethodExit
+    public static void after(@Advice.This Message<?> message) {
+      // Clean context to prevent memory leak.
+      VirtualFieldStore.inject(message, null);
+    }
+  }
+}

instrumentation/apache-pulsar/apache-pulsar-2.8/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/pulsar/v28/MessageListenerInstrumentation.java

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+/*
+ * Copyright The OpenTelemetry Authors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+package io.opentelemetry.javaagent.instrumentation.pulsar.v28;
+
+import static net.bytebuddy.matcher.ElementMatchers.isMethod;
+import static net.bytebuddy.matcher.ElementMatchers.isPublic;
+import static net.bytebuddy.matcher.ElementMatchers.named;
+
+import io.opentelemetry.api.common.Attributes;
+import io.opentelemetry.context.Context;
+import io.opentelemetry.context.Scope;
+import io.opentelemetry.instrumentation.api.instrumenter.Instrumenter;
+import io.opentelemetry.javaagent.extension.instrumentation.TypeInstrumentation;
+import io.opentelemetry.javaagent.extension.instrumentation.TypeTransformer;
+import io.opentelemetry.javaagent.instrumentation.pulsar.v28.telemetry.PulsarSingletons;
+import net.bytebuddy.asm.Advice;
+import net.bytebuddy.description.type.TypeDescription;
+import net.bytebuddy.implementation.bytecode.assign.Assigner;
+import net.bytebuddy.matcher.ElementMatcher;
+import org.apache.pulsar.client.api.Consumer;
+import org.apache.pulsar.client.api.Message;
+import org.apache.pulsar.client.api.MessageListener;
+import org.apache.pulsar.client.impl.conf.ConsumerConfigurationData;
+
+public class MessageListenerInstrumentation implements TypeInstrumentation {
+
+  @Override
+  public ElementMatcher<TypeDescription> typeMatcher() {
+    // return hasSuperType(named("org.apache.pulsar.client.api.MessageListener"));
+    // can't enhance MessageListener here like above due to jvm can't enhance lambda.
+    return named("org.apache.pulsar.client.impl.conf.ConsumerConfigurationData");
+  }
+
+  @Override
+  public void transform(TypeTransformer transformer) {
+    transformer.applyAdviceToMethod(
+        isMethod().and(isPublic()).and(named("getMessageListener")),
+        MessageListenerInstrumentation.class.getName() + "$ConsumerConfigurationDataMethodAdviser");
+  }
+
+  @SuppressWarnings("unused")
+  public static class ConsumerConfigurationDataMethodAdviser {
+    private ConsumerConfigurationDataMethodAdviser() {}
+
+    @Advice.OnMethodExit
+    public static void after(
+        @Advice.This ConsumerConfigurationData<?> data,
+        @Advice.Return(readOnly = false, typing = Assigner.Typing.DYNAMIC)
+            MessageListener<?> listener) {
+      if (null == listener) {
+        return;
+      }
+
+      listener = new MessageListenerWrapper<>(listener);
+    }
+  }
+
+  public static class MessageListenerWrapper<T> implements MessageListener<T> {
+    private static final long serialVersionUID = 1L;
+
+    private final MessageListener<T> delegator;
+
+    public MessageListenerWrapper(MessageListener<T> messageListener) {
+      this.delegator = messageListener;
+    }
+
+    @Override
+    public void received(Consumer<T> consumer, Message<T> msg) {
+      Context parent = VirtualFieldStore.extract(msg);
+
+      Instrumenter<Message<?>, Attributes> instrumenter =
+          PulsarSingletons.consumerListenerInstrumenter();
+      if (!instrumenter.shouldStart(parent, msg)) {
+        this.delegator.received(consumer, msg);
+        return;
+      }
+
+      Context current = instrumenter.start(parent, msg);
+      try (Scope scope = current.makeCurrent()) {
+        this.delegator.received(consumer, msg);
+        instrumenter.end(current, msg, null, null);
+      } catch (Throwable t) {
+        instrumenter.end(current, msg, null, t);
+        throw t;
+      }
+    }
+
+    @Override
+    public void reachedEndOfTopic(Consumer<T> consumer) {
+      this.delegator.reachedEndOfTopic(consumer);
+    }
+  }
+}

instrumentation/apache-pulsar/apache-pulsar-2.8/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/pulsar/v28/ProducerData.java

@@ -0,0 +1,20 @@
+/*
+ * Copyright The OpenTelemetry Authors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+package io.opentelemetry.javaagent.instrumentation.pulsar.v28;
+
+public class ProducerData {
+  public final String url;
+  public final String topic;
+
+  private ProducerData(String url, String topic) {
+    this.url = url;
+    this.topic = topic;
+  }
+
+  public static ProducerData create(String url, String topic) {
+    return new ProducerData(url, topic);
+  }
+}