com.undefinedlabs.scope.rules.ConnectionScopeAgentRule Maven / Gradle / Ivy

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Scope is a APM for tests to give engineering teams unprecedented visibility into their CI process to quickly identify, troubleshoot and fix failed builds. This artifact contains the classes to instrument the Java SQL package.
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package com.undefinedlabs.scope.rules;

import com.undefinedlabs.scope.ScopeGlobalTracer;
import com.undefinedlabs.scope.events.EventFieldsFactory;
import com.undefinedlabs.scope.events.exception.ThrowableEvent;
import com.undefinedlabs.scope.rules.sql.model.ConnectionInfo;
import com.undefinedlabs.scope.rules.sql.provider.ConnectionInfoProviderRegistry;
import com.undefinedlabs.scope.rules.transformer.ScopeAgentAdvicedTransformer;
import com.undefinedlabs.scope.settings.ScopeSettings;
import com.undefinedlabs.scope.settings.ScopeSettingsResolver;
import com.undefinedlabs.scope.utils.SpanUtils;
import com.undefinedlabs.scope.utils.StacktraceUtils;
import com.undefinedlabs.scope.utils.event.EventValues;
import com.undefinedlabs.scope.utils.sourcecode.ExceptionSourceCodeFactory;
import com.undefinedlabs.scope.utils.sourcecode.ExceptionSourceCodeFrame;
import com.undefinedlabs.scope.utils.tag.TagKeys;
import com.undefinedlabs.scope.utils.tag.TagValues;
import io.opentracing.Span;
import io.opentracing.Tracer;
import io.opentracing.tag.Tags;
import net.bytebuddy.agent.builder.AgentBuilder;
import net.bytebuddy.asm.Advice;

import java.sql.Connection;
import java.sql.SQLException;
import java.util.Collections;

import static net.bytebuddy.matcher.ElementMatchers.isSubTypeOf;
import static net.bytebuddy.matcher.ElementMatchers.named;

public class ConnectionScopeAgentRule extends AbstractScopeAgentRule {

    @Override
    protected Iterable transformers() {
        final Class instrumentedClass = lookUp("java.sql.Connection");

        return (instrumentedClass != null) ?
                Collections.singleton(newAgentBuilder()
                        .type(isSubTypeOf(instrumentedClass)).transform(new ScopeAgentAdvicedTransformer(ConnectionAdvice.class, named("commit")))
                        .type(isSubTypeOf(instrumentedClass)).transform(new ScopeAgentAdvicedTransformer(ConnectionAdvice.class, named("rollback")))
                        .type(isSubTypeOf(instrumentedClass)).transform(new ScopeAgentAdvicedTransformer(ConnectionAdvice.class, named("close"))))
                : emptyCollection();
    }

    public static class ConnectionAdvice {

        @Advice.OnMethodEnter
        public static Span enter(@Advice.This Object thiz, @Advice.Origin("#m") Object methodName) {
            final Connection connection = (Connection) thiz;

            final ConnectionInfo connectionInfo = ConnectionInfoProviderRegistry.INSTANCE.getProvider(connection).extractInfo(connection);
            if (ConnectionInfo.EMPTY.equals(connectionInfo)) {
                return null;
            }

            final Tracer tracer = ScopeGlobalTracer.get();
            final Span previousSpan = tracer.activeSpan();
            if (previousSpan == null) {
                return null;
            }

            try {

                final String method = (String) methodName;
                final Span span = tracer.buildSpan(connectionInfo.getProductName() + ":" + method)
                        .withTag(TagKeys.COMPONENT, TagValues.Component.SQL)
                        .withTag(TagKeys.SPAN_KIND, Tags.SPAN_KIND_CLIENT)
                        .withTag(TagKeys.DB.DB_CONNECTION, connectionInfo.getUrl())
                        .withTag(TagKeys.DB.DB_STATEMENT, method)
                        .withTag(TagKeys.DB.DB_PARAMS, (String) null)
                        .withTag(TagKeys.DB.DB_TYPE, TagValues.DB.TYPE_SQL)
                        .withTag(TagKeys.DB.DB_USER, connectionInfo.getUserName())
                        .withTag(TagKeys.DB.DB_INSTANCE, connection.getCatalog())
                        .withTag(TagKeys.DB.DB_PRODUCT_NAME, connectionInfo.getProductName())
                        .withTag(TagKeys.DB.DB_PRODUCT_VERSION, connectionInfo.getProductVersion())
                        .withTag(TagKeys.DB.DB_DRIVER_NAME, connectionInfo.getDriverName())
                        .withTag(TagKeys.DB.DB_DRIVER_VERSION, connectionInfo.getDriverVersion())
                        .withTag(TagKeys.Network.PEER_SERVICE, connectionInfo.getPeerService())
                        .start();

                if((boolean) ScopeSettingsResolver.INSTANCE.get().getSetting(ScopeSettings.SCOPE_INSTRUMENTATION_DB_STACKTRACE)){
                    SpanUtils.INSTANCE.setTagObject(span, TagKeys.Stacktrace.STACKTRACE, StacktraceUtils.INSTANCE.createStackTraceFields(Thread.currentThread().getStackTrace()));
                }

                return span;

            } catch (Exception e) {
                throw new RuntimeException(e);
            }

        }

        @Advice.OnMethodExit(onThrowable = SQLException.class)
        public static void exit(@Advice.This Object thiz, @Advice.Enter Object spanObj, @Advice.Thrown Throwable throwable) {
            if (spanObj == null) {
                return;
            }

            final Span span = (Span) spanObj;

            if (throwable != null) {
                span.setTag(TagKeys.ERROR, true);

                final ExceptionSourceCodeFrame exceptionSourceCodeFrame = ExceptionSourceCodeFactory.INSTANCE.createFrame(throwable);
                final ThrowableEvent.Builder throwableEventBuilder = ThrowableEvent.newBuilder();
                throwableEventBuilder
                        .withEventType(EventValues.General.ERROR)
                        .withThrowable(exceptionSourceCodeFrame.getUserThrowable())
                        .withSource(exceptionSourceCodeFrame.getSourceCodeFrame().getLinkPathWithMethodLine());

                span.log(EventFieldsFactory.INSTANCE.createFields(throwableEventBuilder.build()));
            }

            span.finish();
        }
    }
}