feat(otel): Add OpenTelemetry distributed tracing support

activemq-opentelemetry/pom.xml

@@ -0,0 +1,115 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  Licensed to the Apache Software Foundation (ASF) under one or more
+  contributor license agreements.  See the NOTICE file distributed with
+  this work for additional information regarding copyright ownership.
+  The ASF licenses this file to You 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
+
+  http://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.
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>org.apache.activemq</groupId>
+        <artifactId>activemq-parent</artifactId>
+        <version>6.3.0-SNAPSHOT</version>
+    </parent>
+
+    <artifactId>activemq-opentelemetry</artifactId>
+    <packaging>bundle</packaging>
+    <name>ActiveMQ :: OpenTelemetry</name>
+    <description>ActiveMQ OpenTelemetry tracing support</description>
+
+    <dependencies>
+
+        <!-- =============================== -->
+        <!-- Required Dependencies -->
+        <!-- =============================== -->
+        <dependency>
+            <groupId>${project.groupId}</groupId>
+            <artifactId>activemq-broker</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>io.opentelemetry</groupId>
+            <artifactId>opentelemetry-api</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>io.opentelemetry</groupId>
+            <artifactId>opentelemetry-context</artifactId>
+        </dependency>
+
+        <!-- =============================== -->
+        <!-- Testing Dependencies            -->
+        <!-- =============================== -->
+        <dependency>
+            <groupId>${project.groupId}</groupId>
+            <artifactId>activemq-kahadb-store</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>${project.groupId}</groupId>
+            <artifactId>activemq-broker</artifactId>
+            <type>test-jar</type>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>io.opentelemetry</groupId>
+            <artifactId>opentelemetry-sdk-testing</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>io.opentelemetry</groupId>
+            <artifactId>opentelemetry-sdk</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.logging.log4j</groupId>
+            <artifactId>log4j-slf4j2-impl</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.logging.log4j</groupId>
+            <artifactId>log4j-core</artifactId>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.felix</groupId>
+                <artifactId>maven-bundle-plugin</artifactId>
+                <extensions>true</extensions>
+                <configuration>
+                    <instructions>
+                        <Bundle-SymbolicName>org.apache.activemq.opentelemetry</Bundle-SymbolicName>
+                        <Export-Package>org.apache.activemq.broker.util.opentelemetry*;version=${project.version};-noimport:=true;-split-package:=merge-first</Export-Package>
+                        <Import-Package>
+                            org.apache.activemq*;version=${project.version};resolution:=optional,
+                            io.opentelemetry.*;resolution:=optional,
+                            *
+                        </Import-Package>
+                        <_noee>true</_noee>
+                    </instructions>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>

activemq-opentelemetry/src/main/java/org/apache/activemq/broker/util/opentelemetry/ActiveMQMessageTextMapGetter.java

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+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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
+ *
+ *      http://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.apache.activemq.broker.util.opentelemetry;
+
+import java.io.IOException;
+import java.util.Collections;
+
+import io.opentelemetry.context.propagation.TextMapGetter;
+import org.apache.activemq.command.Message;
+
+public class ActiveMQMessageTextMapGetter implements TextMapGetter<Message> {
+
+    public static final ActiveMQMessageTextMapGetter INSTANCE = new ActiveMQMessageTextMapGetter();
+
+    @Override
+    public Iterable<String> keys(Message message) {
+        try {
+            if (message.getProperties() != null) {
+                return message.getProperties().keySet();
+            }
+        } catch (IOException e) {
+            // ignore
+        }
+        return Collections.emptyList();
+    }
+
+    @Override
+    public String get(Message message, String key) {
+        try {
+            Object value = message.getProperty(key);
+            if (value instanceof String) {
+                return (String) value;
+            }
+        } catch (IOException e) {
+            // ignore
+        }
+        return null;
+    }
+}

activemq-opentelemetry/src/main/java/org/apache/activemq/broker/util/opentelemetry/ActiveMQMessageTextMapSetter.java

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+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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
+ *
+ *      http://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.apache.activemq.broker.util.opentelemetry;
+
+import java.io.IOException;
+
+import io.opentelemetry.context.propagation.TextMapSetter;
+import org.apache.activemq.command.Message;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class ActiveMQMessageTextMapSetter implements TextMapSetter<Message> {
+
+    private static final Logger LOG = LoggerFactory.getLogger(ActiveMQMessageTextMapSetter.class);
+
+    public static final ActiveMQMessageTextMapSetter INSTANCE = new ActiveMQMessageTextMapSetter();
+
+    @Override
+    public void set(Message message, String key, String value) {
+        try {
+            message.setProperty(key, value);
+            message.setMarshalledProperties(null);
+        } catch (IOException e) {
+            LOG.warn("Failed to set trace context property '{}' on message", key, e);
+        }
+    }
+}