com.yahoo.vespa.model.application.validation.change.ContentClusterRemovalValidator Maven / Gradle / Ivy
// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.model.application.validation.change;
import com.yahoo.config.application.api.ValidationId;
import com.yahoo.vespa.model.application.validation.Validation.ChangeContext;
import com.yahoo.vespa.model.container.ApplicationContainer;
import com.yahoo.vespa.model.container.ApplicationContainerCluster;
import com.yahoo.vespa.model.content.cluster.ContentCluster;
/**
* Checks that this does not remove a content cluster (or changes its id)
* as that means losing all data of that cluster.
*
* @author bratseth
*/
public class ContentClusterRemovalValidator implements ChangeValidator {
@Override
public void validate(ChangeContext context) {
for (String currentClusterId : context.previousModel().getContentClusters().keySet()) {
ContentCluster nextCluster = context.model().getContentClusters().get(currentClusterId);
if (nextCluster == null) {
context.invalid(ValidationId.contentClusterRemoval,
"Content cluster '" + currentClusterId + "' is removed. " +
"This will cause loss of all data in this cluster");
// If we allow the removal, we must restart all containers to ensure mbus is OK.
for (ApplicationContainerCluster cluster : context.model().getContainerClusters().values()) {
context.require(new VespaRestartAction(cluster.id(),
"Content cluster '" + currentClusterId + "' has been removed",
cluster.getContainers().stream().map(ApplicationContainer::getServiceInfo).toList()));
}
}
}
}
}