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// Copyright Yahoo. 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.model.api.ConfigChangeAction;
import com.yahoo.config.provision.ClusterSpec;
import com.yahoo.container.QrConfig;
import com.yahoo.vespa.model.VespaModel;
import com.yahoo.config.application.api.ValidationOverrides;
import com.yahoo.vespa.model.container.ApplicationContainer;
import com.yahoo.vespa.model.container.Container;
import com.yahoo.vespa.model.container.ContainerCluster;
import java.time.Instant;
import java.util.ArrayList;
import java.util.List;
import java.util.stream.Collectors;
/**
* Returns a restart action for each container that has turned on {@link QrConfig#restartOnDeploy()}.
*
* @author bjorncs
*/
public class ContainerRestartValidator implements ChangeValidator {
@Override
public List<ConfigChangeAction> validate(VespaModel currentModel, VespaModel nextModel, ValidationOverrides ignored,
Instant now) {
List<ConfigChangeAction> actions = new ArrayList<>();
for (ContainerCluster<ApplicationContainer> cluster : nextModel.getContainerClusters().values()) {
actions.addAll(cluster.getContainers().stream()
.filter(container -> isExistingContainer(container, currentModel))
.filter(container -> shouldContainerRestartOnDeploy(container, nextModel))
.map(container -> createConfigChangeAction(cluster.id(), container))
.collect(Collectors.toList()));
}
return actions;
}
private static ConfigChangeAction createConfigChangeAction(ClusterSpec.Id id, Container container) {
return new VespaRestartAction(id, createMessage(container), container.getServiceInfo(), true);
}
private static String createMessage(Container container) {
return String.format("Container '%s' is configured to always restart on deploy.", container.getConfigId());
}
private static boolean shouldContainerRestartOnDeploy(Container container, VespaModel nextModel) {
QrConfig config = nextModel.getConfig(QrConfig.class, container.getConfigId());
return config.restartOnDeploy();
}
private static boolean isExistingContainer(Container container, VespaModel currentModel) {
return currentModel.getService(container.getConfigId()).isPresent();
}
}
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