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Move EventuPublisherConfiguration into repository
Signed-off-by: Avgustin Marinov <Avgustin.Marinov@bosch.com>
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...-repository-core/src/main/java/org/eclipse/hawkbit/event/EventPublisherConfiguration.java
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| /** | ||
| * Copyright (c) 2015 Bosch Software Innovations GmbH and others | ||
| * | ||
| * This program and the accompanying materials are made | ||
| * available under the terms of the Eclipse Public License 2.0 | ||
| * which is available at https://www.eclipse.org/legal/epl-2.0/ | ||
| * | ||
| * SPDX-License-Identifier: EPL-2.0 | ||
| */ | ||
| package org.eclipse.hawkbit.event; | ||
|
|
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| import java.util.concurrent.Executor; | ||
|
|
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| import io.protostuff.ProtostuffIOUtil; | ||
| import io.protostuff.Schema; | ||
| import org.eclipse.hawkbit.repository.event.ApplicationEventFilter; | ||
| import org.eclipse.hawkbit.repository.event.remote.RemoteTenantAwareEvent; | ||
| import org.eclipse.hawkbit.repository.model.helper.EventPublisherHolder; | ||
| import org.eclipse.hawkbit.security.SystemSecurityContext; | ||
| import org.springframework.beans.factory.annotation.Autowired; | ||
| import org.springframework.beans.factory.annotation.Qualifier; | ||
| import org.springframework.boot.autoconfigure.condition.ConditionalOnClass; | ||
| import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean; | ||
| import org.springframework.boot.context.properties.EnableConfigurationProperties; | ||
| import org.springframework.cloud.bus.BusProperties; | ||
| import org.springframework.cloud.bus.ConditionalOnBusEnabled; | ||
| import org.springframework.cloud.bus.ServiceMatcher; | ||
| import org.springframework.cloud.bus.jackson.RemoteApplicationEventScan; | ||
| import org.springframework.context.ApplicationEvent; | ||
| import org.springframework.context.annotation.Bean; | ||
| import org.springframework.context.annotation.Configuration; | ||
| import org.springframework.context.annotation.PropertySource; | ||
| import org.springframework.context.event.ApplicationEventMulticaster; | ||
| import org.springframework.context.event.SimpleApplicationEventMulticaster; | ||
| import org.springframework.context.support.AbstractApplicationContext; | ||
| import org.springframework.core.ResolvableType; | ||
| import org.springframework.messaging.converter.MessageConverter; | ||
|
|
||
| /** | ||
| * Autoconfiguration for the event bus. | ||
| */ | ||
| @Configuration | ||
| @RemoteApplicationEventScan(basePackages = "org.eclipse.hawkbit.repository.event.remote") | ||
| @PropertySource("classpath:/hawkbit-eventbus-defaults.properties") | ||
| @EnableConfigurationProperties(BusProperties.class) | ||
| public class EventPublisherConfiguration { | ||
|
|
||
| /** | ||
| * Server internal event publisher that allows parallel event processing if the event listener is marked as so. | ||
| * | ||
| * @return publisher bean | ||
| */ | ||
| @Bean(name = AbstractApplicationContext.APPLICATION_EVENT_MULTICASTER_BEAN_NAME) | ||
| ApplicationEventMulticaster applicationEventMulticaster( | ||
| @Qualifier("asyncExecutor") final Executor executor, | ||
| final SystemSecurityContext systemSecurityContext, final ApplicationEventFilter applicationEventFilter) { | ||
| final SimpleApplicationEventMulticaster simpleApplicationEventMulticaster = new TenantAwareApplicationEventPublisher( | ||
| systemSecurityContext, applicationEventFilter); | ||
| simpleApplicationEventMulticaster.setTaskExecutor(executor); | ||
| return simpleApplicationEventMulticaster; | ||
| } | ||
|
|
||
| /** | ||
| * Bean for creating a singleton instance of the | ||
| * {@link EventPublisherHolder} | ||
| * | ||
| * @return the singleton instance of the {@link EventPublisherHolder} | ||
| */ | ||
| @Bean | ||
| EventPublisherHolder eventBusHolder() { | ||
| return EventPublisherHolder.getInstance(); | ||
| } | ||
|
|
||
| /** | ||
| * @return default {@link ApplicationEventFilter} that does not filter any events | ||
| */ | ||
| @Bean | ||
| @ConditionalOnMissingBean | ||
| ApplicationEventFilter applicationEventFilter() { | ||
| return e -> false; | ||
| } | ||
|
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| private static class TenantAwareApplicationEventPublisher extends SimpleApplicationEventMulticaster { | ||
|
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| private final SystemSecurityContext systemSecurityContext; | ||
| private final ApplicationEventFilter applicationEventFilter; | ||
|
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| @Autowired(required = false) | ||
| private ServiceMatcher serviceMatcher; | ||
|
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| protected TenantAwareApplicationEventPublisher( | ||
| final SystemSecurityContext systemSecurityContext, final ApplicationEventFilter applicationEventFilter) { | ||
| this.systemSecurityContext = systemSecurityContext; | ||
| this.applicationEventFilter = applicationEventFilter; | ||
| } | ||
|
|
||
| /** | ||
| * Was overridden that not every event has to run within an own tenantAware. | ||
| */ | ||
| @Override | ||
| public void multicastEvent(final ApplicationEvent event, final ResolvableType eventType) { | ||
| if (applicationEventFilter.filter(event)) { | ||
| return; | ||
| } | ||
|
|
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| if (serviceMatcher == null || !(event instanceof final RemoteTenantAwareEvent remoteEvent)) { | ||
| super.multicastEvent(event, eventType); | ||
| return; | ||
| } | ||
|
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| if (serviceMatcher.isFromSelf(remoteEvent)) { | ||
| super.multicastEvent(event, eventType); | ||
| return; | ||
| } | ||
|
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| systemSecurityContext.runAsSystemAsTenant(() -> { | ||
| super.multicastEvent(event, eventType); | ||
| return null; | ||
| }, remoteEvent.getTenant()); | ||
| } | ||
| } | ||
|
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| @ConditionalOnBusEnabled | ||
| @ConditionalOnClass({ Schema.class, ProtostuffIOUtil.class }) | ||
| protected static class BusProtoStuffAutoConfiguration { | ||
|
|
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| /** | ||
| * @return the protostuff io message converter | ||
| */ | ||
| @Bean | ||
| public MessageConverter busProtoBufConverter() { | ||
| return new BusProtoStuffMessageConverter(); | ||
| } | ||
| } | ||
| } |
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