smallrye · ozangunalp · Nov 7, 2025
diff --git a/smallrye-reactive-messaging-aws-sqs/pom.xml b/smallrye-reactive-messaging-aws-sqs/pom.xml
@@ -34,6 +34,11 @@
       <artifactId>smallrye-reactive-messaging-provider</artifactId>
       <version>${project.version}</version>
     </dependency>
+    <dependency>
+      <groupId>io.smallrye.reactive</groupId>
+      <artifactId>smallrye-reactive-messaging-otel</artifactId>
+      <version>${project.version}</version>
+    </dependency>
     <dependency>
       <groupId>org.eclipse.microprofile.config</groupId>
       <artifactId>microprofile-config-api</artifactId>
@@ -77,6 +82,16 @@
       <version>${jackson.version}</version>
       <scope>test</scope>
     </dependency>
+    <dependency>
+      <groupId>io.opentelemetry</groupId>
+      <artifactId>opentelemetry-sdk-trace</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>io.opentelemetry</groupId>
+      <artifactId>opentelemetry-sdk-testing</artifactId>
+      <scope>test</scope>
+    </dependency>
     <dependency>
       <groupId>io.smallrye.reactive</groupId>
       <artifactId>smallrye-connector-attribute-processor</artifactId>

diff --git a/...-messaging-aws-sqs/src/main/java/io/smallrye/reactive/messaging/aws/sqs/SqsConnector.java b/...-messaging-aws-sqs/src/main/java/io/smallrye/reactive/messaging/aws/sqs/SqsConnector.java
@@ -22,6 +22,7 @@
 import org.eclipse.microprofile.reactive.messaging.Message;
 import org.eclipse.microprofile.reactive.messaging.spi.Connector;
 
+import io.opentelemetry.api.OpenTelemetry;
 import io.smallrye.reactive.messaging.annotations.ConnectorAttribute;
 import io.smallrye.reactive.messaging.connector.InboundConnector;
 import io.smallrye.reactive.messaging.connector.OutboundConnector;
@@ -41,6 +42,7 @@
 @ConnectorAttribute(name = "endpoint-override", type = "string", direction = INCOMING_AND_OUTGOING, description = "The endpoint override")
 @ConnectorAttribute(name = "credentials-provider", type = "string", direction = INCOMING_AND_OUTGOING, description = "The credential provider to be used in the client")
 @ConnectorAttribute(name = "health-enabled", type = "boolean", direction = INCOMING_AND_OUTGOING, description = "Whether health reporting is enabled (default) or disabled", defaultValue = "true")
+@ConnectorAttribute(name = "tracing-enabled", type = "boolean", direction = INCOMING_AND_OUTGOING, description = "Whether tracing is enabled (default) or disabled", defaultValue = "true")
 
 @ConnectorAttribute(name = "group.id", type = "string", direction = ConnectorAttribute.Direction.OUTGOING, description = "When set, sends messages with the specified group id")
 @ConnectorAttribute(name = "batch", type = "boolean", direction = ConnectorAttribute.Direction.OUTGOING, description = "When set, sends messages in batches of maximum 10 messages", defaultValue = "false")
@@ -80,6 +82,9 @@ public class SqsConnector implements InboundConnector, OutboundConnector, Health
     @Any
     Instance<SqsFailureHandler.Factory> failureHandlerFactories;
 
+    @Inject
+    Instance<OpenTelemetry> openTelemetryInstance;
+
     Vertx vertx;
 
     private final List<SqsInboundChannel> inboundChannels = new CopyOnWriteArrayList<>();
@@ -106,16 +111,16 @@ public Publisher<? extends Message<?>> getPublisher(Config config) {
         var conf = new SqsConnectorIncomingConfiguration(config);
         var customizer = CDIUtils.getInstanceById(customizers, conf.getReceiveRequestCustomizer().orElse(conf.getChannel()),
                 () -> null);
-        var channel = new SqsInboundChannel(conf, vertx, sqsManager, customizer, jsonMapping, ackHandlerFactories,
-                failureHandlerFactories);
+        var channel = new SqsInboundChannel(conf, vertx, sqsManager, customizer, jsonMapping, openTelemetryInstance,
+                ackHandlerFactories, failureHandlerFactories);
         inboundChannels.add(channel);
         return channel.getStream();
     }
 
     @Override
     public Subscriber<? extends Message<?>> getSubscriber(Config config) {
         var conf = new SqsConnectorOutgoingConfiguration(config);
-        var channel = new SqsOutboundChannel(conf, sqsManager, jsonMapping);
+        var channel = new SqsOutboundChannel(conf, sqsManager, jsonMapping, openTelemetryInstance);
         outboundChannels.add(channel);
         return channel.getSubscriber();
     }

diff --git a/...aging-aws-sqs/src/main/java/io/smallrye/reactive/messaging/aws/sqs/SqsInboundChannel.java b/...aging-aws-sqs/src/main/java/io/smallrye/reactive/messaging/aws/sqs/SqsInboundChannel.java
@@ -15,9 +15,12 @@
 
 import org.eclipse.microprofile.reactive.messaging.Message;
 
+import io.opentelemetry.api.OpenTelemetry;
 import io.smallrye.mutiny.Multi;
 import io.smallrye.mutiny.Uni;
 import io.smallrye.reactive.messaging.aws.sqs.ack.SqsIgnoreAckHandler;
+import io.smallrye.reactive.messaging.aws.sqs.tracing.SqsOpenTelemetryInstrumenter;
+import io.smallrye.reactive.messaging.aws.sqs.tracing.SqsTrace;
 import io.smallrye.reactive.messaging.health.HealthReport;
 import io.smallrye.reactive.messaging.json.JsonMapping;
 import io.smallrye.reactive.messaging.providers.helpers.CDIUtils;
@@ -47,13 +50,18 @@ public class SqsInboundChannel {
     private final boolean healthEnabled;
     private final List<String> messageAttributeNames;
     private final Integer visibilityTimeout;
+    private final boolean tracingEnabled;
+    private final SqsOpenTelemetryInstrumenter sqsInstrumenter;
+    private volatile String queueUrl;
 
     public SqsInboundChannel(SqsConnectorIncomingConfiguration conf, Vertx vertx, SqsManager sqsManager,
             SqsReceiveMessageRequestCustomizer customizer, JsonMapping jsonMapper,
+            Instance<OpenTelemetry> openTelemetryInstance,
             Instance<SqsAckHandler.Factory> ackHandlerFactories,
             Instance<SqsFailureHandler.Factory> failureHandlerFactories) {
         this.channel = conf.getChannel();
         this.healthEnabled = conf.getHealthEnabled();
+        this.tracingEnabled = conf.getTracingEnabled();
         this.retries = conf.getReceiveRequestRetries();
         this.client = sqsManager.getClient(conf);
         this.queueUrlUni = sqsManager.getQueueUrl(conf).memoize().indefinitely();
@@ -65,7 +73,11 @@ public SqsInboundChannel(SqsConnectorIncomingConfiguration conf, Vertx vertx, Sq
         this.maxNumberOfMessages = conf.getMaxNumberOfMessages();
         this.messageAttributeNames = getMessageAttributeNames(conf);
         this.customizer = customizer;
-
+        if (tracingEnabled) {
+            sqsInstrumenter = SqsOpenTelemetryInstrumenter.createForSource(openTelemetryInstance);
+        } else {
+            sqsInstrumenter = null;
+        }
         SqsAckHandler ackHandler = createAckHandler(ackHandlerFactories, conf, vertx, client, queueUrlUni);
         SqsFailureHandler failureHandler = createFailureHandler(failureHandlerFactories, conf, client, queueUrlUni);
         PausablePollingStream<List<software.amazon.awssdk.services.sqs.model.Message>, software.amazon.awssdk.services.sqs.model.Message> pollingStream = new PausablePollingStream<>(
@@ -77,15 +89,27 @@ channel, request(null, 0), (messages, processor) -> {
                     }
                 }, requestExecutor, maxNumberOfMessages * 2, conf.getReceiveRequestPauseResume());
         this.stream = Multi.createFrom()
-                .deferred(() -> queueUrlUni.onItem().transformToMulti(queueUrl -> pollingStream.getStream()))
+                .deferred(() -> queueUrlUni.onItem().invoke(this::setQueueUrl)
+                        .onItem().transformToMulti(queueUrl -> pollingStream.getStream()))
                 .emitOn(context::runOnContext, conf.getMaxNumberOfMessages())
                 .onItem().transform(message -> new SqsMessage<>(message, jsonMapper, ackHandler, failureHandler))
+                .onItem().invoke(this::incomingTrace)
                 .onFailure().invoke(throwable -> {
                     log.errorReceivingMessage(channel, throwable);
                     reportFailure(throwable, false);
                 });
     }
 
+    private void setQueueUrl(String queueUrl) {
+        this.queueUrl = queueUrl;
+    }
+
+    private void incomingTrace(SqsMessage<?> sqsMessage) {
+        if (tracingEnabled) {
+            sqsInstrumenter.traceIncoming(sqsMessage, new SqsTrace(this.queueUrl, sqsMessage.getMessage()));
+        }
+    }
+
     private SqsFailureHandler createFailureHandler(Instance<SqsFailureHandler.Factory> failureHandlerFactories,
             SqsConnectorIncomingConfiguration conf,
             SqsAsyncClient client, Uni<String> queueUrlUni) {
@@ -107,6 +131,10 @@ private SqsAckHandler createAckHandler(Instance<SqsAckHandler.Factory> ackHandle
     private List<String> getMessageAttributeNames(SqsConnectorIncomingConfiguration conf) {
         List<String> names = new ArrayList<>();
         names.add(SqsConnector.CLASS_NAME_ATTRIBUTE);
+        if (tracingEnabled) {
+            names.add("traceparent");
+            names.add("tracestate");
+        }
         conf.getReceiveRequestMessageAttributeNames().ifPresent(s -> names.addAll(Arrays.asList(s.split(","))));
         return names;
     }

diff --git a/...ging-aws-sqs/src/main/java/io/smallrye/reactive/messaging/aws/sqs/SqsOutboundChannel.java b/...ging-aws-sqs/src/main/java/io/smallrye/reactive/messaging/aws/sqs/SqsOutboundChannel.java
@@ -1,33 +1,28 @@
 package io.smallrye.reactive.messaging.aws.sqs;
 
 import java.time.Duration;
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.Optional;
+import java.util.*;
 import java.util.concurrent.Flow;
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.stream.Collectors;
 import java.util.stream.IntStream;
 
+import jakarta.enterprise.inject.Instance;
+
 import org.eclipse.microprofile.reactive.messaging.Message;
 
+import io.opentelemetry.api.OpenTelemetry;
 import io.smallrye.mutiny.Multi;
 import io.smallrye.mutiny.Uni;
 import io.smallrye.reactive.messaging.OutgoingMessageMetadata;
 import io.smallrye.reactive.messaging.aws.sqs.i18n.AwsSqsLogging;
+import io.smallrye.reactive.messaging.aws.sqs.tracing.SqsOpenTelemetryInstrumenter;
+import io.smallrye.reactive.messaging.aws.sqs.tracing.SqsTrace;
 import io.smallrye.reactive.messaging.health.HealthReport;
 import io.smallrye.reactive.messaging.json.JsonMapping;
 import io.smallrye.reactive.messaging.providers.helpers.MultiUtils;
 import software.amazon.awssdk.services.sqs.SqsAsyncClient;
-import software.amazon.awssdk.services.sqs.model.BatchResultErrorEntry;
-import software.amazon.awssdk.services.sqs.model.MessageAttributeValue;
-import software.amazon.awssdk.services.sqs.model.SendMessageBatchRequest;
-import software.amazon.awssdk.services.sqs.model.SendMessageBatchRequestEntry;
-import software.amazon.awssdk.services.sqs.model.SendMessageBatchResultEntry;
-import software.amazon.awssdk.services.sqs.model.SendMessageRequest;
-import software.amazon.awssdk.services.sqs.model.SendMessageResponse;
+import software.amazon.awssdk.services.sqs.model.*;
 
 public class SqsOutboundChannel {
 
@@ -43,10 +38,14 @@ public class SqsOutboundChannel {
     private final boolean batch;
     private final Duration batchDelay;
     private final int batchSize;
+    private final boolean tracingEnabled;
+    private final SqsOpenTelemetryInstrumenter sqsInstrumenter;
 
-    public SqsOutboundChannel(SqsConnectorOutgoingConfiguration conf, SqsManager sqsManager, JsonMapping jsonMapping) {
+    public SqsOutboundChannel(SqsConnectorOutgoingConfiguration conf, SqsManager sqsManager, JsonMapping jsonMapping,
+            Instance<OpenTelemetry> openTelemetryInstance) {
         this.channel = conf.getChannel();
         this.healthEnabled = conf.getHealthEnabled();
+        this.tracingEnabled = conf.getTracingEnabled();
         this.client = sqsManager.getClient(conf);
         this.batch = conf.getBatch();
         this.batchSize = conf.getBatchSize();
@@ -69,6 +68,11 @@ public SqsOutboundChannel(SqsConnectorOutgoingConfiguration conf, SqsManager sqs
                     AwsSqsLogging.log.unableToDispatch(channel, f);
                     reportFailure(f);
                 }));
+        if (tracingEnabled) {
+            sqsInstrumenter = SqsOpenTelemetryInstrumenter.createForSink(openTelemetryInstance);
+        } else {
+            sqsInstrumenter = null;
+        }
     }
 
     public Flow.Subscriber<? extends Message<?>> getSubscriber() {
@@ -178,15 +182,29 @@ private SendMessageBatchRequestEntry sendMessageBatchRequestEntry(String channel
     private SendMessageRequest getSendMessageRequest(String channelQueueUrl, Message<?> m) {
         Object payload = m.getPayload();
         String queueUrl = channelQueueUrl;
-        if (payload instanceof SendMessageRequest) {
-            return (SendMessageRequest) payload;
+        if (payload instanceof SendMessageRequest request) {
+            if (tracingEnabled) {
+                SendMessageRequest.Builder builder = request.toBuilder();
+                Map<String, MessageAttributeValue> mutableAttributes = new HashMap<>(request.messageAttributes());
+                outgoingTrace(m, mutableAttributes);
+                builder.messageAttributes(mutableAttributes);
+                return builder.build();
+            }
+            return request;
         }
-        if (payload instanceof SendMessageRequest.Builder) {
-            SendMessageRequest.Builder builder = ((SendMessageRequest.Builder) payload)
-                    .queueUrl(queueUrl);
+        if (payload instanceof SendMessageRequest.Builder builder) {
+            builder.queueUrl(queueUrl);
             if (groupId != null) {
                 builder.messageGroupId(groupId);
             }
+            if (tracingEnabled) {
+                SendMessageRequest request = builder.build();
+                Map<String, MessageAttributeValue> mutableAttributes = new HashMap<>(request.messageAttributes());
+                outgoingTrace(m, mutableAttributes);
+                return request.toBuilder()
+                        .messageAttributes(mutableAttributes)
+                        .build();
+            }
             return builder.build();
         }
         SendMessageRequest.Builder builder = SendMessageRequest.builder();
@@ -216,6 +234,7 @@ private SendMessageRequest getSendMessageRequest(String channelQueueUrl, Message
             if (msg.hasAttributes()) {
                 msgAttributes.putAll(msg.messageAttributes());
             }
+            outgoingTrace(m, msgAttributes);
             return builder
                     .queueUrl(queueUrl)
                     .messageGroupId(groupId)
@@ -224,6 +243,7 @@ private SendMessageRequest getSendMessageRequest(String channelQueueUrl, Message
                     .build();
         }
         String messageBody = outgoingPayloadClassName(payload, msgAttributes);
+        outgoingTrace(m, msgAttributes);
         return builder
                 .queueUrl(queueUrl)
                 .messageGroupId(groupId)
@@ -258,6 +278,13 @@ private boolean isPrimitiveBoxed(Class<?> c) {
                 || c.equals(Long.class);
     }
 
+    private void outgoingTrace(Message<?> message, Map<String, MessageAttributeValue> attributes) {
+        if (tracingEnabled) {
+            String indefinitely = queueUrlUni.await().indefinitely(); // memoized
+            sqsInstrumenter.traceOutgoing(message, new SqsTrace(indefinitely, attributes));
+        }
+    }
+
     public void close() {
         closed.set(true);
     }

diff --git a/.../src/main/java/io/smallrye/reactive/messaging/aws/sqs/tracing/SqsAttributesExtractor.java b/.../src/main/java/io/smallrye/reactive/messaging/aws/sqs/tracing/SqsAttributesExtractor.java
@@ -0,0 +1,98 @@
+package io.smallrye.reactive.messaging.aws.sqs.tracing;
+
+import java.util.Collections;
+import java.util.List;
+
+import io.opentelemetry.api.common.AttributesBuilder;
+import io.opentelemetry.context.Context;
+import io.opentelemetry.instrumentation.api.incubator.semconv.messaging.MessagingAttributesGetter;
+import io.opentelemetry.instrumentation.api.instrumenter.AttributesExtractor;
+
+public class SqsAttributesExtractor implements AttributesExtractor<SqsTrace, Void> {
+    private final MessagingAttributesGetter<SqsTrace, Void> messagingAttributesGetter;
+
+    public SqsAttributesExtractor() {
+        this.messagingAttributesGetter = new SqsMessagingAttributesGetter();
+    }
+
+    @Override
+    public void onStart(final AttributesBuilder attributes, final Context parentContext, final SqsTrace SqsTrace) {
+
+    }
+
+    @Override
+    public void onEnd(
+            final AttributesBuilder attributes,
+            final Context context,
+            final SqsTrace SqsTrace,
+            final Void unused,
+            final Throwable error) {
+
+    }
+
+    public MessagingAttributesGetter<SqsTrace, Void> getMessagingAttributesGetter() {
+        return messagingAttributesGetter;
+    }
+
+    private static final class SqsMessagingAttributesGetter implements MessagingAttributesGetter<SqsTrace, Void> {
+        @Override
+        public String getSystem(final SqsTrace sqsTrace) {
+            return "sqs";
+        }
+
+        @Override
+        public String getDestination(final SqsTrace sqsTrace) {
+            return sqsTrace.getQueue();
+        }
+
+        @Override
+        public boolean isTemporaryDestination(final SqsTrace SqsTrace) {
+            return false;
+        }
+
+        @Override
+        public String getConversationId(final SqsTrace SqsTrace) {
+            return null;
+        }
+
+        @Override
+        public String getMessageId(final SqsTrace sqsTrace, final Void unused) {
+            return sqsTrace.getMessageId();
+        }
+
+        @Override
+        public List<String> getMessageHeader(SqsTrace sqsTrace, String name) {
+            return Collections.emptyList();
+        }
+
+        @Override
+        public String getDestinationTemplate(SqsTrace sqsTrace) {
+            return null;
+        }
+
+        @Override
+        public boolean isAnonymousDestination(SqsTrace sqsTrace) {
+            return false;
+        }
+
+        @Override
+        public Long getMessageBodySize(SqsTrace sqsTrace) {
+            return null;
+        }
+
+        @Override
+        public Long getMessageEnvelopeSize(SqsTrace sqsTrace) {
+            return null;
+        }
+
+        @Override
+        public String getClientId(SqsTrace sqsTrace) {
+            return null;
+        }
+
+        @Override
+        public Long getBatchMessageCount(SqsTrace sqsTrace, Void unused) {
+            return null;
+        }
+    }
+}