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feat: static KubernetesResource class registration in synthetic bean
Signed-off-by: Marc Nuri <marc@marcnuri.com>
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61 changes: 61 additions & 0 deletions
61
...nt/src/main/java/io/quarkus/kubernetes/client/deployment/KubernetesResourceBuildStep.java
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package io.quarkus.kubernetes.client.deployment; | ||
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import java.util.HashSet; | ||
import java.util.ServiceLoader; | ||
import java.util.Set; | ||
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import jakarta.inject.Singleton; | ||
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import org.jboss.jandex.AnnotationInstance; | ||
import org.jboss.jandex.DotName; | ||
import org.jboss.jandex.Type; | ||
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import io.fabric8.kubernetes.api.model.KubernetesResource; | ||
import io.quarkus.arc.deployment.AdditionalBeanBuildItem; | ||
import io.quarkus.arc.deployment.SyntheticBeanBuildItem; | ||
import io.quarkus.bootstrap.classloading.QuarkusClassLoader; | ||
import io.quarkus.deployment.annotations.BuildProducer; | ||
import io.quarkus.deployment.annotations.BuildStep; | ||
import io.quarkus.deployment.annotations.ExecutionTime; | ||
import io.quarkus.deployment.annotations.Record; | ||
import io.quarkus.deployment.builditem.nativeimage.ServiceProviderBuildItem; | ||
import io.quarkus.kubernetes.client.KubernetesResources; | ||
import io.quarkus.kubernetes.client.runtime.KubernetesSerializationRecorder; | ||
import io.quarkus.kubernetes.client.spi.KubernetesResourcesBuildItem; | ||
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public class KubernetesResourceBuildStep { | ||
@BuildStep | ||
void scanKubernetesResourceClasses( | ||
BuildProducer<ServiceProviderBuildItem> serviceProviderProducer, | ||
BuildProducer<KubernetesResourcesBuildItem> kubernetesResourcesBuildItemBuildProducer) { | ||
serviceProviderProducer.produce(ServiceProviderBuildItem.allProvidersFromClassPath(KubernetesResource.class.getName())); | ||
final Set<String> resourceClasses = new HashSet<>(); | ||
final var serviceLoader = ServiceLoader.load(KubernetesResource.class); | ||
for (var kr : serviceLoader) { | ||
final var className = kr.getClass().getName(); | ||
// Filter build-time only available classes from those that are really available at runtime | ||
// e.g. The Kubernetes extension provides KubernetesResource classes only for deployment purposes (not prod code) | ||
if (QuarkusClassLoader.isClassPresentAtRuntime(className)) { | ||
resourceClasses.add(className); | ||
} | ||
} | ||
kubernetesResourcesBuildItemBuildProducer.produce( | ||
new KubernetesResourcesBuildItem(resourceClasses.toArray(String[]::new))); | ||
} | ||
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@BuildStep | ||
@Record(ExecutionTime.STATIC_INIT) | ||
SyntheticBeanBuildItem kubernetesResourceClasses( | ||
KubernetesSerializationRecorder recorder, | ||
KubernetesResourcesBuildItem kubernetesResourcesBuildItem, | ||
BuildProducer<AdditionalBeanBuildItem> additionalBeans) { | ||
additionalBeans.produce(AdditionalBeanBuildItem.unremovableOf(KubernetesResources.class)); | ||
final var classArray = Type.create(DotName.createSimple(Class[].class.getName()), Type.Kind.ARRAY); | ||
return SyntheticBeanBuildItem | ||
.configure(Object.class).providerType(classArray).addType(classArray) | ||
.scope(Singleton.class) | ||
.qualifiers(AnnotationInstance.builder(KubernetesResources.class).build()) | ||
.runtimeValue(recorder.initKubernetesResources(kubernetesResourcesBuildItem.getResourceClasses())) | ||
.done(); | ||
} | ||
} |
24 changes: 24 additions & 0 deletions
24
...l/src/main/java/io/quarkus/kubernetes/client/runtime/KubernetesSerializationRecorder.java
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package io.quarkus.kubernetes.client.runtime; | ||
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import java.util.HashSet; | ||
import java.util.Set; | ||
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import io.fabric8.kubernetes.api.model.KubernetesResource; | ||
import io.quarkus.runtime.RuntimeValue; | ||
import io.quarkus.runtime.annotations.Recorder; | ||
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@Recorder | ||
public class KubernetesSerializationRecorder { | ||
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public RuntimeValue<Class<? extends KubernetesResource>[]> initKubernetesResources(String[] resourceClassNames) { | ||
final Set<Class<?>> resourceClasses = new HashSet<>(); | ||
for (var resourceClassName : resourceClassNames) { | ||
try { | ||
resourceClasses.add( | ||
Class.forName(resourceClassName, false, KubernetesSerializationRecorder.class.getClassLoader())); | ||
} catch (ClassNotFoundException e) { | ||
} | ||
} | ||
return new RuntimeValue<>(resourceClasses.toArray(Class[]::new)); | ||
} | ||
} |
18 changes: 18 additions & 0 deletions
18
...rnetes-client/runtime/src/main/java/io/quarkus/kubernetes/client/KubernetesResources.java
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package io.quarkus.kubernetes.client; | ||
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import static java.lang.annotation.ElementType.FIELD; | ||
import static java.lang.annotation.ElementType.METHOD; | ||
import static java.lang.annotation.ElementType.PARAMETER; | ||
import static java.lang.annotation.ElementType.TYPE; | ||
import static java.lang.annotation.RetentionPolicy.RUNTIME; | ||
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import java.lang.annotation.Retention; | ||
import java.lang.annotation.Target; | ||
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import jakarta.inject.Qualifier; | ||
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@Qualifier | ||
@Retention(RUNTIME) | ||
@Target({ METHOD, FIELD, PARAMETER, TYPE }) | ||
public @interface KubernetesResources { | ||
} |
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16 changes: 16 additions & 0 deletions
16
...ient/spi/src/main/java/io/quarkus/kubernetes/client/spi/KubernetesResourcesBuildItem.java
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package io.quarkus.kubernetes.client.spi; | ||
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import io.quarkus.builder.item.SimpleBuildItem; | ||
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public final class KubernetesResourcesBuildItem extends SimpleBuildItem { | ||
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private final String[] resourceClasses; | ||
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public KubernetesResourcesBuildItem(String[] resourceClasses) { | ||
this.resourceClasses = resourceClasses; | ||
} | ||
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public String[] getResourceClasses() { | ||
return resourceClasses; | ||
} | ||
} |