/*
* Copyright 2015 NAVER Corp.
*
* Licensed 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 com.navercorp.pinpoint.plugin.spring.boot;
import com.navercorp.pinpoint.bootstrap.instrument.InstrumentClass;
import com.navercorp.pinpoint.bootstrap.instrument.InstrumentException;
import com.navercorp.pinpoint.bootstrap.instrument.InstrumentMethod;
import com.navercorp.pinpoint.bootstrap.instrument.Instrumentor;
import com.navercorp.pinpoint.bootstrap.instrument.transformer.TransformCallback;
import com.navercorp.pinpoint.bootstrap.instrument.transformer.TransformTemplate;
import com.navercorp.pinpoint.bootstrap.instrument.transformer.TransformTemplateAware;
import com.navercorp.pinpoint.bootstrap.logging.PLogger;
import com.navercorp.pinpoint.bootstrap.logging.PLoggerFactory;
import com.navercorp.pinpoint.bootstrap.plugin.ProfilerPlugin;
import com.navercorp.pinpoint.bootstrap.plugin.ProfilerPluginSetupContext;
import java.security.ProtectionDomain;
/**
* @author HyunGil Jeong
*/
public class SpringBootPlugin implements ProfilerPlugin, TransformTemplateAware {
private final PLogger logger = PLoggerFactory.getLogger(this.getClass());
private TransformTemplate transformTemplate;
@Override
public void setup(ProfilerPluginSetupContext context) {
SpringBootConfiguration config = new SpringBootConfiguration(context.getConfig());
if (!config.isSpringBootEnabled()) {
logger.info("SpringBootPlugin disabled");
return;
}
context.addApplicationTypeDetector(new SpringBootDetector(config.getSpringBootBootstrapMains()));
addLauncherEditor();
}
@Override
public void setTransformTemplate(TransformTemplate transformTemplate) {
this.transformTemplate = transformTemplate;
}
private void addLauncherEditor() {
transformTemplate.transform("org.springframework.boot.loader.Launcher", new TransformCallback() {
@Override
public byte[] doInTransform(Instrumentor instrumentor, ClassLoader classLoader, String className,
Class<?> classBeingRedefined, ProtectionDomain protectionDomain,
byte[] classfileBuffer) throws InstrumentException {
InstrumentClass target = instrumentor.getInstrumentClass(classLoader, className, classfileBuffer);
InstrumentMethod method = target.getDeclaredMethod("launch", "java.lang.String[]", "java.lang.String", "java.lang.ClassLoader");
if (method != null) {
method.addInterceptor("com.navercorp.pinpoint.plugin.spring.boot.interceptor.LauncherLaunchInterceptor");
}
return target.toBytecode();
}
});
}
}