| /* |
| * 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.plugin.sofarpc; |
| |
| import com.alipay.sofa.rpc.core.request.SofaRequest; |
| import com.alipay.sofa.rpc.core.response.SofaResponse; |
| 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.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 java.lang.reflect.Method; |
| |
| public class SofaRpcProviderInterceptor implements InstanceMethodsAroundInterceptor { |
| |
| public static final String SKYWALKING_PREFIX = "skywalking."; |
| |
| @Override |
| public void beforeMethod(EnhancedInstance objInst, Method method, Object[] allArguments, Class<?>[] argumentsTypes, |
| MethodInterceptResult result) throws Throwable { |
| SofaRequest sofaRequest = (SofaRequest) allArguments[0]; |
| |
| ContextCarrier contextCarrier = new ContextCarrier(); |
| CarrierItem next = contextCarrier.items(); |
| while (next.hasNext()) { |
| next = next.next(); |
| final String headKey = next.getHeadKey(); |
| final Object attachment = sofaRequest.getRequestProp(SKYWALKING_PREFIX + headKey); |
| if (attachment != null) { |
| next.setHeadValue(attachment.toString()); |
| } else { |
| next.setHeadValue(""); |
| } |
| } |
| AbstractSpan span = ContextManager.createEntrySpan(generateViewPoint(sofaRequest), contextCarrier); |
| |
| span.setComponent(ComponentsDefine.SOFARPC); |
| SpanLayer.asRPCFramework(span); |
| } |
| |
| @Override |
| public Object afterMethod(EnhancedInstance objInst, Method method, Object[] allArguments, Class<?>[] argumentsTypes, |
| Object ret) throws Throwable { |
| SofaResponse result = (SofaResponse) ret; |
| if (result != null && result.isError()) { |
| dealException((Throwable) result.getAppResponse()); |
| } |
| |
| ContextManager.stopSpan(); |
| return ret; |
| } |
| |
| @Override |
| public void handleMethodException(EnhancedInstance objInst, Method method, Object[] allArguments, |
| Class<?>[] argumentsTypes, Throwable t) { |
| dealException(t); |
| } |
| |
| /** |
| * Log the throwable, which occurs in Dubbo RPC service. |
| */ |
| private void dealException(Throwable throwable) { |
| AbstractSpan span = ContextManager.activeSpan(); |
| span.log(throwable); |
| } |
| |
| /** |
| * Format operation name. e.g. org.apache.skywalking.apm.plugin.test.Test.test(String) |
| * |
| * @return operation name. |
| */ |
| private String generateViewPoint(SofaRequest sofaRequest) { |
| StringBuilder operationName = new StringBuilder(); |
| operationName.append(sofaRequest.getInterfaceName()); |
| operationName.append(".").append(sofaRequest.getMethodName()).append("("); |
| for (String arg : sofaRequest.getMethodArgSigs()) { |
| operationName.append(arg).append(","); |
| } |
| |
| if (sofaRequest.getMethodArgs().length > 0) { |
| operationName.delete(operationName.length() - 1, operationName.length()); |
| } |
| |
| operationName.append(")"); |
| |
| return operationName.toString(); |
| } |
| } |