package org.skywalking.apm.plugin.dubbo;
import com.alibaba.dubbo.common.URL;
import com.alibaba.dubbo.rpc.Invocation;
import com.alibaba.dubbo.rpc.Invoker;
import com.alibaba.dubbo.rpc.Result;
import com.alibaba.dubbo.rpc.RpcContext;
import org.hamcrest.CoreMatchers;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.Mockito;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;
import org.skywalking.apm.agent.core.boot.ServiceManager;
import org.skywalking.apm.agent.core.conf.Config;
import org.skywalking.apm.agent.core.context.ContextCarrier;
import org.skywalking.apm.agent.core.context.TracerContext;
import org.skywalking.apm.agent.core.plugin.interceptor.EnhancedClassInstanceContext;
import org.skywalking.apm.agent.core.plugin.interceptor.enhance.InstanceMethodInvokeContext;
import org.skywalking.apm.agent.core.plugin.interceptor.enhance.MethodInterceptResult;
import org.skywalking.apm.plugin.dubbox.BugFixActive;
import org.skywalking.apm.sniffer.mock.context.MockTracerContextListener;
import org.skywalking.apm.sniffer.mock.context.SegmentAssert;
import org.skywalking.apm.trace.LogData;
import org.skywalking.apm.trace.Span;
import org.skywalking.apm.trace.TraceSegment;
import org.skywalking.apm.trace.TraceSegmentRef;
import org.skywalking.apm.trace.tag.Tags;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.powermock.api.mockito.PowerMockito.mockStatic;
import static org.powermock.api.mockito.PowerMockito.when;
@RunWith(PowerMockRunner.class)
@PrepareForTest( {RpcContext.class, BugFixActive.class})
public class DubboInterceptorTest {
private MockTracerContextListener mockTracerContextListener;
private DubboInterceptor dubboInterceptor;
private RequestParamForTestBelow283 testParam;
@Mock
private RpcContext rpcContext;
@Mock
private Invoker invoker;
@Mock
private Invocation invocation;
@Mock
private EnhancedClassInstanceContext classInstanceContext;
@Mock
private InstanceMethodInvokeContext methodInvokeContext;
@Mock
private MethodInterceptResult methodInterceptResult;
@Mock
private Result result;
@Before
public void setUp() throws Exception {
ServiceManager.INSTANCE.boot();
dubboInterceptor = new DubboInterceptor();
testParam = new RequestParamForTestBelow283();
mockTracerContextListener = new MockTracerContextListener();
TracerContext.ListenerManager.add(mockTracerContextListener);
mockStatic(RpcContext.class);
mockStatic(BugFixActive.class);
when(invoker.getUrl()).thenReturn(URL.valueOf("dubbo://127.0.0.1:20880/org.skywalking.apm.test.TestDubboService"));
when(invocation.getMethodName()).thenReturn("test");
when(invocation.getParameterTypes()).thenReturn(new Class[] {String.class});
when(invocation.getArguments()).thenReturn(new Object[] {testParam});
Mockito.when(RpcContext.getContext()).thenReturn(rpcContext);
when(rpcContext.isConsumerSide()).thenReturn(true);
when(methodInvokeContext.allArguments()).thenReturn(new Object[] {invoker, invocation});
Config.Agent.APPLICATION_CODE = "DubboTestCases-APP";
}
@Test
public void testConsumerBelow283() {
when(BugFixActive.isActive()).thenReturn(true);
dubboInterceptor.beforeMethod(classInstanceContext, methodInvokeContext, methodInterceptResult);
dubboInterceptor.afterMethod(classInstanceContext, methodInvokeContext, result);
mockTracerContextListener.assertSize(1);
mockTracerContextListener.assertTraceSegment(0, new SegmentAssert() {
@Override
public void call(TraceSegment traceSegment) {
assertThat(traceSegment.getSpans().size(), is(1));
assertConsumerSpan(traceSegment.getSpans().get(0));
assertNotNull(testParam.getTraceContext());
ContextCarrier contextCarrier = new ContextCarrier();
contextCarrier.deserialize(testParam.getTraceContext());
Assert.assertTrue(contextCarrier.isValid());
}
});
}
@Test
public void testConsumerWithAttachment() {
dubboInterceptor.beforeMethod(classInstanceContext, methodInvokeContext, methodInterceptResult);
dubboInterceptor.afterMethod(classInstanceContext, methodInvokeContext, result);
mockTracerContextListener.assertSize(1);
mockTracerContextListener.assertTraceSegment(0, new SegmentAssert() {
@Override
public void call(TraceSegment traceSegment) {
assertThat(traceSegment.getSpans().size(), is(1));
assertConsumerSpan(traceSegment.getSpans().get(0));
}
});
}
@Test
public void testConsumerWithException() {
dubboInterceptor.beforeMethod(classInstanceContext, methodInvokeContext, methodInterceptResult);
dubboInterceptor.handleMethodException(new RuntimeException(), classInstanceContext, methodInvokeContext);
dubboInterceptor.afterMethod(classInstanceContext, methodInvokeContext, result);
mockTracerContextListener.assertSize(1);
mockTracerContextListener.assertTraceSegment(0, new SegmentAssert() {
@Override
public void call(TraceSegment traceSegment) {
assertConsumerTraceSegmentInErrorCase(traceSegment);
}
});
}
@Test
public void testConsumerWithResultHasException() {
when(result.getException()).thenReturn(new RuntimeException());
dubboInterceptor.beforeMethod(classInstanceContext, methodInvokeContext, methodInterceptResult);
dubboInterceptor.afterMethod(classInstanceContext, methodInvokeContext, result);
mockTracerContextListener.assertSize(1);
mockTracerContextListener.assertTraceSegment(0, new SegmentAssert() {
@Override
public void call(TraceSegment traceSegment) {
assertConsumerTraceSegmentInErrorCase(traceSegment);
}
});
}
@Test
public void testProviderWithAttachment() {
when(rpcContext.isConsumerSide()).thenReturn(false);
when(rpcContext.getAttachment(DubboInterceptor.ATTACHMENT_NAME_OF_CONTEXT_DATA)).thenReturn("302017.1487666919810.624424584.17332.1.1|1|REMOTE_APP|127.0.0.1|Trace.globalId.123|1");
dubboInterceptor.beforeMethod(classInstanceContext, methodInvokeContext, methodInterceptResult);
dubboInterceptor.afterMethod(classInstanceContext, methodInvokeContext, result);
assertProvider();
}
@Test
public void testProviderBelow283() {
when(rpcContext.isConsumerSide()).thenReturn(false);
when(BugFixActive.isActive()).thenReturn(true);
testParam.setTraceContext("302017.1487666919810.624424584.17332.1.1|1|REMOTE_APP|127.0.0.1|Trace.globalId.123|1");
dubboInterceptor.beforeMethod(classInstanceContext, methodInvokeContext, methodInterceptResult);
dubboInterceptor.afterMethod(classInstanceContext, methodInvokeContext, result);
assertProvider();
}
private void assertConsumerTraceSegmentInErrorCase(TraceSegment traceSegment) {
assertThat(traceSegment.getSpans().size(), is(1));
assertConsumerSpan(traceSegment.getSpans().get(0));
Span span = traceSegment.getSpans().get(0);
assertThat(span.getLogs().size(), is(1));
assertErrorLog(span.getLogs().get(0));
}
private void assertErrorLog(LogData logData) {
assertThat(logData.getFields().size(), is(4));
assertThat(logData.getFields().get("event"), CoreMatchers.<Object>is("error"));
assertThat(logData.getFields().get("error.kind"), CoreMatchers.<Object>is(RuntimeException.class.getName()));
assertNull(logData.getFields().get("message"));
}
private void assertProvider() {
final TraceSegmentRef expect = new TraceSegmentRef();
expect.setSpanId(1);
expect.setTraceSegmentId("302017.1487666919810.624424584.17332.1.1");
mockTracerContextListener.assertSize(1);
mockTracerContextListener.assertTraceSegment(0, new SegmentAssert() {
@Override
public void call(TraceSegment traceSegment) {
assertThat(traceSegment.getSpans().size(), is(1));
assertProviderSpan(traceSegment.getSpans().get(0));
assertTraceSegmentRef(traceSegment.getRefs().get(0), expect);
}
});
}
private void assertTraceSegmentRef(TraceSegmentRef actual, TraceSegmentRef expect) {
assertThat(actual.getSpanId(), is(expect.getSpanId()));
assertThat(actual.getTraceSegmentId(), is(expect.getTraceSegmentId()));
}
private void assertProviderSpan(Span span) {
assertCommonsAttribute(span);
assertThat(Tags.SPAN_KIND.get(span), is(Tags.SPAN_KIND_SERVER));
}
private void assertConsumerSpan(Span span) {
assertCommonsAttribute(span);
assertThat(Tags.SPAN_KIND.get(span), is(Tags.SPAN_KIND_CLIENT));
}
private void assertCommonsAttribute(Span span) {
assertThat(Tags.SPAN_LAYER.isRPCFramework(span), is(true));
assertThat(Tags.COMPONENT.get(span), is(DubboInterceptor.DUBBO_COMPONENT));
assertThat(Tags.URL.get(span), is("dubbo://127.0.0.1:20880/org.skywalking.apm.test.TestDubboService.test(String)"));
assertThat(span.getOperationName(), is("org.skywalking.apm.test.TestDubboService.test(String)"));
}
@After
public void tearDown() throws Exception {
TracerContext.ListenerManager.remove(mockTracerContextListener);
}
}