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Micrometer to OpenTelemetry Bridge #43831

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Micrometer to OpenTelemetry Bridge #43831

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8ff4010
Micrometer to OTel Bridge
brunobat Oct 11, 2024
7b7cc9f
Micrometer to OTel Bridge
brunobat Oct 11, 2024
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134 changes: 134 additions & 0 deletions extensions/micrometer-opentelemetry-bridge/deployment/pom.xml
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>

<parent>
<groupId>io.quarkus</groupId>
<artifactId>quarkus-micrometer-opentelemetry-bridge-parent</artifactId>
<version>999-SNAPSHOT</version>
<relativePath>../pom.xml</relativePath>
</parent>

<artifactId>quarkus-micrometer-opentelemetry-bridge-deployment</artifactId>
<name>Quarkus - Micrometer to OpenTelemetry Bridge - Deployment</name>
<description>Micrometer registry implemented by the OpenTelemetry SDK</description>

<dependencies>

<dependency>
<groupId>io.quarkus</groupId>
<artifactId>quarkus-micrometer-opentelemetry-bridge</artifactId>
<version>${project.version}</version>
</dependency>

<dependency>
<groupId>io.quarkus</groupId>
<artifactId>quarkus-micrometer-deployment</artifactId>
</dependency>

<dependency>
<groupId>io.quarkus</groupId>
<artifactId>quarkus-opentelemetry-deployment</artifactId>
</dependency>

<!--TESTS-->
<dependency>
<groupId>io.quarkus</groupId>
<artifactId>quarkus-junit5-internal</artifactId>
<scope>test</scope>
</dependency>

<dependency>
<groupId>io.quarkus</groupId>
<artifactId>quarkus-junit5</artifactId>
<scope>test</scope>
</dependency>

<dependency>
<groupId>io.rest-assured</groupId>
<artifactId>rest-assured</artifactId>
<scope>test</scope>
</dependency>

<dependency>
<groupId>org.awaitility</groupId>
<artifactId>awaitility</artifactId>
<scope>test</scope>
</dependency>

<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<scope>test</scope>
</dependency>

<dependency>
<groupId>io.opentelemetry</groupId>
<artifactId>opentelemetry-sdk-testing</artifactId>
<scope>test</scope>
</dependency>

<dependency>
<groupId>io.smallrye.reactive</groupId>
<artifactId>smallrye-mutiny-vertx-web-client</artifactId>
<scope>test</scope>
</dependency>

<dependency>
<groupId>io.quarkus</groupId>
<artifactId>quarkus-rest-client-deployment</artifactId>
<scope>test</scope>
</dependency>

<dependency>
<groupId>io.quarkus</groupId>
<artifactId>quarkus-rest-jackson-deployment</artifactId>
<scope>test</scope>
</dependency>

<dependency>
<groupId>io.quarkus</groupId>
<artifactId>quarkus-vertx-http-deployment</artifactId>
<scope>test</scope>
</dependency>

<dependency>
<groupId>io.quarkus</groupId>
<artifactId>quarkus-reactive-routes-deployment</artifactId>
<scope>test</scope>
</dependency>

</dependencies>
<build>
<plugins>
<plugin>
<artifactId>maven-surefire-plugin</artifactId>
<configuration>
<systemPropertyVariables>
<java.util.logging.manager>org.jboss.logmanager.LogManager</java.util.logging.manager>
<quarkus.log.level>INFO</quarkus.log.level>
</systemPropertyVariables>
</configuration>
</plugin>
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<executions>
<execution>
<id>default-compile</id>
<configuration>
<annotationProcessorPaths>
<path>
<groupId>io.quarkus</groupId>
<artifactId>quarkus-extension-processor</artifactId>
<version>${project.version}</version>
</path>
</annotationProcessorPaths>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
</build>
</project>
63 changes: 63 additions & 0 deletions ...in/java/io/quarkus/micrometer/opentelemetry/deployment/MicrometerOtelBridgeProcessor.java
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package io.quarkus.micrometer.opentelemetry.deployment;

import java.util.Locale;
import java.util.function.BooleanSupplier;

import jakarta.enterprise.inject.Instance;
import jakarta.inject.Singleton;

import org.jboss.jandex.ClassType;
import org.jboss.jandex.DotName;
import org.jboss.jandex.ParameterizedType;
import org.jboss.jandex.Type;

import io.micrometer.core.instrument.MeterRegistry;
import io.opentelemetry.api.OpenTelemetry;
import io.quarkus.arc.deployment.SyntheticBeanBuildItem;
import io.quarkus.deployment.annotations.BuildStep;
import io.quarkus.deployment.annotations.BuildSteps;
import io.quarkus.deployment.annotations.ExecutionTime;
import io.quarkus.deployment.annotations.Record;
import io.quarkus.micrometer.deployment.MicrometerProcessor;
import io.quarkus.micrometer.opentelemetry.runtime.MicrometerOtelBridgeRecorder;
import io.quarkus.opentelemetry.deployment.OpenTelemetryEnabled;
import io.quarkus.opentelemetry.runtime.config.build.OTelBuildConfig;
import io.quarkus.opentelemetry.runtime.config.runtime.OTelRuntimeConfig;

@BuildSteps(onlyIf = {
MicrometerProcessor.MicrometerEnabled.class,
OpenTelemetryEnabled.class,
MicrometerOtelBridgeProcessor.OtlpMetricsExporterEnabled.class })
public class MicrometerOtelBridgeProcessor {

@BuildStep
@Record(ExecutionTime.RUNTIME_INIT)
SyntheticBeanBuildItem createBridgeBean(OTelRuntimeConfig otelRuntimeConfig,
MicrometerOtelBridgeRecorder recorder) {

return SyntheticBeanBuildItem.configure(MeterRegistry.class)
.defaultBean()
.setRuntimeInit()
.unremovable()
.scope(Singleton.class)
.addInjectionPoint(ParameterizedType.create(DotName.createSimple(Instance.class),
new Type[] { ClassType.create(DotName.createSimple(OpenTelemetry.class.getName())) }, null))
.createWith(recorder.createBridge(otelRuntimeConfig))
.done();
}

/**
* No point in activating the bridge if the OTel metrics if off or the exporter is none.
*/
static class OtlpMetricsExporterEnabled implements BooleanSupplier {
OTelBuildConfig otelBuildConfig;

public boolean getAsBoolean() {
return otelBuildConfig.metrics().enabled().orElse(Boolean.TRUE) &&
!otelBuildConfig.metrics().exporter().stream()
.map(exporter -> exporter.toLowerCase(Locale.ROOT))
.anyMatch(exporter -> exporter.contains("none"));
}
}

}
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