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// Copyright 2017 Yahoo Holdings. 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.config.application.api.ValidationOverrides;
import com.yahoo.config.model.api.ConfigChangeAction;
import com.yahoo.config.model.api.ServiceInfo;
import com.yahoo.documentmodel.NewDocumentType;
import com.yahoo.vespa.model.VespaModel;
import com.yahoo.vespa.model.content.ContentSearchCluster;
import com.yahoo.vespa.model.content.cluster.ContentCluster;
import com.yahoo.vespa.model.search.SearchNode;
import java.time.Instant;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.stream.Collectors;
import static java.util.stream.Collectors.toSet;
/**
* Returns any change to the indexing mode of a cluster.
*
* @author hmusum
* @author bjorncs
*/
public class IndexingModeChangeValidator implements ChangeValidator {
@Override
public List<ConfigChangeAction> validate(VespaModel currentModel, VespaModel nextModel,
ValidationOverrides overrides, Instant now) {
List<ConfigChangeAction> actions = new ArrayList<>();
for (Map.Entry<String, ContentCluster> currentEntry : currentModel.getContentClusters().entrySet()) {
ContentCluster nextCluster = nextModel.getContentClusters().get(currentEntry.getKey());
if (nextCluster == null) continue;
actions.addAll(validateContentCluster(currentEntry.getValue(), nextCluster, overrides, now));
}
return actions;
}
private List<ConfigChangeAction> validateContentCluster(
ContentCluster currentCluster, ContentCluster nextCluster, ValidationOverrides overrides, Instant now) {
List<ConfigChangeAction> changes = new ArrayList<>();
ContentSearchCluster currentSearchCluster = currentCluster.getSearch();
ContentSearchCluster nextSearchCluster = nextCluster.getSearch();
{
Set<String> currentStreamingTypes = toDocumentTypeNames(currentSearchCluster.getDocumentTypesWithStreamingCluster());
Set<String> nextIndexedTypes = toDocumentTypeNames(nextSearchCluster.getDocumentTypesWithIndexedCluster());
for (String type : nextIndexedTypes) {
if (currentStreamingTypes.contains(type)) {
changes.add(createReindexAction(overrides, now, nextCluster, type, "streaming", "indexed"));
}
}
}
{
Set<String> currentIndexedTypes = toDocumentTypeNames(currentSearchCluster.getDocumentTypesWithIndexedCluster());
Set<String> nextStreamingTypes = toDocumentTypeNames(nextSearchCluster.getDocumentTypesWithStreamingCluster());
for (String type : nextStreamingTypes) {
if (currentIndexedTypes.contains(type)) {
changes.add(createReindexAction(overrides, now, nextCluster, type, "indexed", "streaming"));
}
}
}
return changes;
}
private static VespaReindexAction createReindexAction(
ValidationOverrides overrides, Instant now, ContentCluster nextCluster, String documentType, String indexModeFrom, String indexModeTo) {
List<ServiceInfo> services = nextCluster.getSearch().getSearchNodes().stream()
.map(SearchNode::getServiceInfo)
.collect(Collectors.toList());
return VespaReindexAction.of(
nextCluster.id(),
ValidationId.indexModeChange.value(),
overrides,
String.format("Document type '%s' in cluster '%s' changed indexing mode from '%s' to '%s'", documentType, nextCluster.getName(), indexModeFrom, indexModeTo),
services,
documentType,
now);
}
private static Set<String> toDocumentTypeNames(List<NewDocumentType> types) {
return types.stream()
.map(type -> type.getFullName().getName())
.collect(toSet());
}
}
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