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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.clustercontroller.core.restapiv2.requests;
import com.yahoo.vdslib.state.NodeType;
import com.yahoo.vespa.clustercontroller.core.ClusterStateBundle;
import com.yahoo.vespa.clustercontroller.core.RemoteClusterControllerTask;
import com.yahoo.vespa.clustercontroller.core.restapiv2.Id;
import com.yahoo.vespa.clustercontroller.core.restapiv2.Request;
import com.yahoo.vespa.clustercontroller.core.restapiv2.Response;
import com.yahoo.vespa.clustercontroller.utils.staterestapi.errors.StateRestApiException;
import com.yahoo.vespa.clustercontroller.utils.staterestapi.response.DistributionState;
import java.util.stream.Collectors;
public class ClusterStateRequest extends Request<Response.ClusterResponse> {
private final Id.Cluster id;
private final int recursive;
public ClusterStateRequest(Id.Cluster id, int recursive) {
super(MasterState.MUST_BE_MASTER);
this.id = id;
this.recursive = recursive;
}
@Override
public Response.ClusterResponse calculateResult(RemoteClusterControllerTask.Context context) throws StateRestApiException {
Response.ClusterResponse result = new Response.ClusterResponse();
result.addState("generated", new Response.UnitStateImpl(context.currentConsolidatedState.getClusterState()));
for (NodeType type : NodeType.getTypes()) {
Id.Service serviceId = new Id.Service(id, type);
if (recursive > 0) {
ServiceStateRequest ssr = new ServiceStateRequest(serviceId, recursive - 1);
result.addEntry("service", type.toString(), ssr.calculateResult(context));
} else {
result.addLink("service", type.toString(), serviceId.toString());
}
}
result.setPublishedState(bundleToDistributionState(context.publishedClusterStateBundle));
return result;
}
private static DistributionState bundleToDistributionState(ClusterStateBundle bundle) {
return new DistributionState(bundle.getBaselineClusterState().toString(),
bundle.getDerivedBucketSpaceStates().entrySet().stream()
.collect(Collectors.toMap(entry -> entry.getKey(), entry -> entry.getValue().getClusterState().toString())));
}
}
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