| /* |
| * 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.log.logback.v1.x.log; |
| |
| import ch.qos.logback.classic.spi.ILoggingEvent; |
| import ch.qos.logback.classic.spi.IThrowableProxy; |
| import ch.qos.logback.classic.spi.ThrowableProxy; |
| import ch.qos.logback.core.OutputStreamAppender; |
| import java.lang.reflect.Method; |
| import java.util.Objects; |
| import java.util.Optional; |
| import org.apache.skywalking.apm.agent.core.boot.ServiceManager; |
| import org.apache.skywalking.apm.agent.core.conf.Config; |
| import org.apache.skywalking.apm.agent.core.context.ContextManager; |
| import org.apache.skywalking.apm.agent.core.context.util.ThrowableTransformer; |
| 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.agent.core.remote.LogReportServiceClient; |
| import org.apache.skywalking.apm.network.common.v3.KeyStringValuePair; |
| import org.apache.skywalking.apm.network.logging.v3.LogData; |
| import org.apache.skywalking.apm.network.logging.v3.LogDataBody; |
| import org.apache.skywalking.apm.network.logging.v3.LogTags; |
| import org.apache.skywalking.apm.network.logging.v3.TextLog; |
| import org.apache.skywalking.apm.network.logging.v3.TraceContext; |
| import org.apache.skywalking.apm.toolkit.logging.common.log.ToolkitConfig; |
| |
| public class GRPCLogAppenderInterceptor implements InstanceMethodsAroundInterceptor { |
| |
| private LogReportServiceClient client; |
| |
| @SuppressWarnings("unchecked") |
| @Override |
| public void beforeMethod(EnhancedInstance objInst, Method method, Object[] allArguments, Class<?>[] argumentsTypes, |
| MethodInterceptResult result) throws Throwable { |
| if (Objects.isNull(client)) { |
| client = ServiceManager.INSTANCE.findService(LogReportServiceClient.class); |
| if (Objects.isNull(client)) { |
| return; |
| } |
| } |
| ILoggingEvent event = (ILoggingEvent) allArguments[0]; |
| if (Objects.nonNull(event)) { |
| client.produce(transform((OutputStreamAppender<ILoggingEvent>) objInst, event)); |
| } |
| } |
| |
| @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) { |
| |
| } |
| |
| /** |
| * transforms {@link ILoggingEvent} to {@link LogData} |
| * |
| * @param appender the real {@link OutputStreamAppender appender} |
| * @param event {@link ILoggingEvent} |
| * @return {@link LogData} with filtered trace context in order to reduce the cost on the network |
| */ |
| private LogData.Builder transform(final OutputStreamAppender<ILoggingEvent> appender, ILoggingEvent event) { |
| LogTags.Builder logTags = LogTags.newBuilder() |
| .addData(KeyStringValuePair.newBuilder() |
| .setKey("level").setValue(event.getLevel().toString()).build()) |
| .addData(KeyStringValuePair.newBuilder() |
| .setKey("logger").setValue(event.getLoggerName()).build()) |
| .addData(KeyStringValuePair.newBuilder() |
| .setKey("thread").setValue(event.getThreadName()).build()); |
| if (!ToolkitConfig.Plugin.Toolkit.Log.TRANSMIT_FORMATTED) { |
| if (event.getArgumentArray() != null) { |
| for (int i = 0; i < event.getArgumentArray().length; i++) { |
| String value = Optional.ofNullable(event.getArgumentArray()[i]).orElse("null").toString(); |
| logTags.addData(KeyStringValuePair.newBuilder() |
| .setKey("argument." + i).setValue(value).build()); |
| } |
| } |
| |
| final IThrowableProxy throwableProxy = event.getThrowableProxy(); |
| if (throwableProxy instanceof ThrowableProxy) { |
| Throwable throwable = ((ThrowableProxy) throwableProxy).getThrowable(); |
| logTags.addData(KeyStringValuePair.newBuilder() |
| .setKey("exception").setValue(ThrowableTransformer.INSTANCE.convert2String(throwable, 2048)).build()); |
| } |
| } |
| |
| LogData.Builder builder = LogData.newBuilder() |
| .setTimestamp(event.getTimeStamp()) |
| .setService(Config.Agent.SERVICE_NAME) |
| .setServiceInstance(Config.Agent.INSTANCE_NAME) |
| .setTags(logTags.build()) |
| .setBody(LogDataBody.newBuilder().setType(LogDataBody.ContentCase.TEXT.name()) |
| .setText(TextLog.newBuilder().setText(transformLogText(appender, event)).build()).build()); |
| |
| String primaryEndpointName = ContextManager.getPrimaryEndpointName(); |
| if (primaryEndpointName != null) { |
| builder.setEndpoint(primaryEndpointName); |
| } |
| |
| return -1 == ContextManager.getSpanId() ? builder |
| : builder.setTraceContext(TraceContext.newBuilder() |
| .setTraceId(ContextManager.getGlobalTraceId()) |
| .setSpanId(ContextManager.getSpanId()) |
| .setTraceSegmentId(ContextManager.getSegmentId()) |
| .build()); |
| } |
| |
| private String transformLogText(final OutputStreamAppender<ILoggingEvent> appender, final ILoggingEvent event) { |
| if (ToolkitConfig.Plugin.Toolkit.Log.TRANSMIT_FORMATTED) { |
| return new String(appender.getEncoder().encode(event)); |
| } else { |
| return event.getMessage(); |
| } |
| } |
| } |