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feat(core, jdbc): introduce a JDBC indexer
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core/src/main/java/io/kestra/core/repositories/SaveRepositoryInterface.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,5 +1,11 @@ | ||
| package io.kestra.core.repositories; | ||
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| public interface SaveRepositoryInterface <T> { | ||
| T save(T flow); | ||
| import java.util.List; | ||
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| public interface SaveRepositoryInterface<T> { | ||
| T save(T item); | ||
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| default void saveBatch(List<T> items) { | ||
| throw new UnsupportedOperationException(); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,133 +1,4 @@ | ||
| package io.kestra.core.runners; | ||
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| import io.kestra.core.metrics.MetricRegistry; | ||
| import io.kestra.core.models.executions.Execution; | ||
| import io.kestra.core.models.executions.LogEntry; | ||
| import io.kestra.core.models.executions.MetricEntry; | ||
| import io.kestra.core.queues.QueueFactoryInterface; | ||
| import io.kestra.core.queues.QueueInterface; | ||
| import io.kestra.core.repositories.ExecutionRepositoryInterface; | ||
| import io.kestra.core.repositories.LogRepositoryInterface; | ||
| import io.kestra.core.repositories.MetricRepositoryInterface; | ||
| import io.kestra.core.repositories.SaveRepositoryInterface; | ||
| import io.kestra.core.repositories.TriggerRepositoryInterface; | ||
| import io.kestra.core.server.ServiceStateChangeEvent; | ||
| import io.kestra.core.utils.IdUtils; | ||
| import io.micronaut.context.annotation.Requires; | ||
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| import java.io.IOException; | ||
| import java.util.ArrayList; | ||
| import java.util.List; | ||
| import java.util.concurrent.atomic.AtomicReference; | ||
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| import io.micronaut.context.event.ApplicationEventPublisher; | ||
| import jakarta.annotation.PreDestroy; | ||
| import jakarta.inject.Inject; | ||
| import jakarta.inject.Named; | ||
| import jakarta.inject.Singleton; | ||
| import lombok.extern.slf4j.Slf4j; | ||
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| @SuppressWarnings("this-escape") | ||
| @Slf4j | ||
| @Singleton | ||
| @Requires(beans = {ExecutionRepositoryInterface.class, LogRepositoryInterface.class, TriggerRepositoryInterface.class}) | ||
| public class Indexer implements IndexerInterface { | ||
| private final ExecutionRepositoryInterface executionRepository; | ||
| private final QueueInterface<Execution> executionQueue; | ||
| private final LogRepositoryInterface logRepository; | ||
| private final QueueInterface<LogEntry> logQueue; | ||
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| private final MetricRepositoryInterface metricRepository; | ||
| private final QueueInterface<MetricEntry> metricQueue; | ||
| private final MetricRegistry metricRegistry; | ||
| private final List<Runnable> receiveCancellations = new ArrayList<>(); | ||
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| private final String id = IdUtils.create(); | ||
| private final AtomicReference<ServiceState> state = new AtomicReference<>(); | ||
| private final ApplicationEventPublisher<ServiceStateChangeEvent> eventPublisher; | ||
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| @Inject | ||
| public Indexer( | ||
| ExecutionRepositoryInterface executionRepository, | ||
| @Named(QueueFactoryInterface.EXECUTION_NAMED) QueueInterface<Execution> executionQueue, | ||
| LogRepositoryInterface logRepository, | ||
| @Named(QueueFactoryInterface.WORKERTASKLOG_NAMED) QueueInterface<LogEntry> logQueue, | ||
| MetricRepositoryInterface metricRepositor, | ||
| @Named(QueueFactoryInterface.METRIC_QUEUE) QueueInterface<MetricEntry> metricQueue, | ||
| MetricRegistry metricRegistry, | ||
| ApplicationEventPublisher<ServiceStateChangeEvent> eventPublisher | ||
| ) { | ||
| this.executionRepository = executionRepository; | ||
| this.executionQueue = executionQueue; | ||
| this.logRepository = logRepository; | ||
| this.logQueue = logQueue; | ||
| this.metricRepository = metricRepositor; | ||
| this.metricQueue = metricQueue; | ||
| this.metricRegistry = metricRegistry; | ||
| this.eventPublisher = eventPublisher; | ||
| setState(ServiceState.CREATED); | ||
| } | ||
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| @Override | ||
| public void run() { | ||
| this.send(executionQueue, executionRepository); | ||
| this.send(logQueue, logRepository); | ||
| this.send(metricQueue, metricRepository); | ||
| setState(ServiceState.RUNNING); | ||
| } | ||
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| protected <T> void send(QueueInterface<T> queueInterface, SaveRepositoryInterface<T> saveRepositoryInterface) { | ||
| this.receiveCancellations.addFirst(queueInterface.receive(Indexer.class, either -> { | ||
| if (either.isRight()) { | ||
| log.error("unable to deserialize an item: {}", either.getRight().getMessage()); | ||
| return; | ||
| } | ||
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| T item = either.getLeft(); | ||
| this.metricRegistry.counter(MetricRegistry.METRIC_INDEXER_REQUEST_COUNT, "type", item.getClass().getName()).increment(); | ||
| this.metricRegistry.counter(MetricRegistry.METRIC_INDEXER_MESSAGE_IN_COUNT, "type", item.getClass().getName()).increment(); | ||
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| this.metricRegistry.timer(MetricRegistry.METRIC_INDEXER_REQUEST_DURATION, "type", item.getClass().getName()).record(() -> { | ||
| saveRepositoryInterface.save(item); | ||
| this.metricRegistry.counter(MetricRegistry.METRIC_INDEXER_MESSAGE_OUT_COUNT, "type", item.getClass().getName()).increment(); | ||
| }); | ||
| })); | ||
| } | ||
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| protected void setState(final ServiceState state) { | ||
| this.state.set(state); | ||
| this.eventPublisher.publishEvent(new ServiceStateChangeEvent(this)); | ||
| } | ||
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| /** {@inheritDoc} **/ | ||
| @Override | ||
| public String getId() { | ||
| return id; | ||
| } | ||
| /** {@inheritDoc} **/ | ||
| @Override | ||
| public ServiceType getType() { | ||
| return ServiceType.INDEXER; | ||
| } | ||
| /** {@inheritDoc} **/ | ||
| @Override | ||
| public ServiceState getState() { | ||
| return state.get(); | ||
| } | ||
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| @PreDestroy | ||
| @Override | ||
| public void close() { | ||
| setState(ServiceState.TERMINATING); | ||
| this.receiveCancellations.forEach(Runnable::run); | ||
| try { | ||
| this.executionQueue.close(); | ||
| this.logQueue.close(); | ||
| this.metricQueue.close(); | ||
| setState(ServiceState.TERMINATED_GRACEFULLY); | ||
| } catch (IOException e) { | ||
| log.error("Failed to close the queue", e); | ||
| setState(ServiceState.TERMINATED_FORCED); | ||
| } | ||
| } | ||
| // NOTE: this class is not used anymore but must be kept as it is used in as queue consumer both in JDBC and Kafka | ||
| public class Indexer { | ||
| } |
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