| /* |
| * 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.skywalking.apm.toolkit.activation.micrometer; |
| |
| import io.micrometer.observation.Observation; |
| import io.micrometer.observation.transport.SenderContext; |
| import java.lang.reflect.Method; |
| import org.apache.skywalking.apm.agent.core.context.CarrierItem; |
| import org.apache.skywalking.apm.agent.core.context.ContextCarrier; |
| import org.apache.skywalking.apm.agent.core.context.ContextManager; |
| import org.apache.skywalking.apm.agent.core.context.tag.Tags; |
| import org.apache.skywalking.apm.agent.core.context.trace.AbstractSpan; |
| import org.apache.skywalking.apm.agent.core.context.trace.SpanLayer; |
| import org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.EnhancedInstance; |
| import org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.InstanceMethodsAroundInterceptor; |
| import org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.MethodInterceptResult; |
| import org.apache.skywalking.apm.network.trace.component.ComponentsDefine; |
| import org.apache.skywalking.apm.toolkit.micrometer.observation.SkywalkingSenderTracingHandler; |
| import org.apache.skywalking.apm.util.StringUtil; |
| |
| /** |
| * {@link MicrometerSenderTracingHandlerInterceptor} define how to enhance classes |
| * {@link SkywalkingSenderTracingHandler}. |
| */ |
| public class MicrometerSenderTracingHandlerInterceptor implements InstanceMethodsAroundInterceptor { |
| |
| @Override |
| public void beforeMethod(EnhancedInstance objInst, Method method, Object[] allArguments, Class<?>[] argumentsTypes, |
| MethodInterceptResult result) throws Throwable { |
| String methodName = method.getName(); |
| if ("onStart".equals(methodName)) { |
| SenderContext<Object> context = (SenderContext<Object>) allArguments[0]; |
| final ContextCarrier contextCarrier = new ContextCarrier(); |
| AbstractSpan span = ContextManager.createExitSpan( |
| getOperationName(context), contextCarrier, SpanHelper.tryToGetPeer(context.getRemoteServiceAddress(), |
| context.getRemoteServiceName(), context.getAllKeyValues())); |
| CarrierItem next = contextCarrier.items(); |
| while (next.hasNext()) { |
| next = next.next(); |
| context.getSetter().set(context.getCarrier(), next.getHeadKey(), next.getHeadValue()); |
| } |
| span.setComponent(ComponentsDefine.MICROMETER); |
| } else if ("onStop".equals(methodName)) { |
| SenderContext<Object> context = (SenderContext<Object>) allArguments[0]; |
| SpanLayer spanLayer = TaggingHelper.toLayer(context.getAllKeyValues()); |
| AbstractSpan abstractSpan = ContextManager.activeSpan(); |
| abstractSpan |
| .setPeer(SpanHelper.tryToGetPeer(context.getRemoteServiceAddress(), context.getRemoteServiceName(), |
| context.getAllKeyValues())) |
| .setOperationName(getOperationName(context)); |
| context.getAllKeyValues() |
| .forEach(keyValue -> abstractSpan.tag(Tags.ofKey(keyValue.getKey()), keyValue.getValue())); |
| if (spanLayer != null) { |
| abstractSpan.setLayer(spanLayer); |
| } |
| ContextManager.stopSpan(); |
| } else if ("onError".equals(methodName)) { |
| Observation.Context context = (Observation.Context) allArguments[0]; |
| ContextManager.activeSpan().log(context.getError()); |
| } |
| } |
| |
| private static String getOperationName(final SenderContext<Object> context) { |
| return StringUtil.isBlank( |
| context.getContextualName()) ? context.getName() : context.getContextualName(); |
| } |
| |
| @Override |
| public Object afterMethod(EnhancedInstance objInst, Method method, Object[] allArguments, Class<?>[] argumentsTypes, |
| Object ret) throws Throwable { |
| return ret; |
| } |
| |
| @Override |
| public void handleMethodException(EnhancedInstance objInst, Method method, Object[] allArguments, |
| Class<?>[] argumentsTypes, Throwable t) { |
| } |
| |
| } |