com.yahoo.vespa.hosted.provision.provisioning.ProvisionServiceProvider Maven / Gradle / Ivy

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Keeps track of node assignment in a multi-application setup.

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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.hosted.provision.provisioning;

import com.yahoo.config.provision.EndpointsChecker.Availability;
import com.yahoo.config.provision.EndpointsChecker.Endpoint;
import com.yahoo.vespa.hosted.provision.lb.LoadBalancerService;

import java.util.Optional;

/**
 * Injectable component that provides provision service for load-balancers and hosts
 *
 * @author freva
 */
public interface ProvisionServiceProvider {

    Optional getLoadBalancerService();

    Optional getHostProvisioner();

    Optional getSnapshotStore();

    HostResourcesCalculator getHostResourcesCalculator();

    default ProtoHealthChecker getHealthChecker() {
        return (endpoint, idSeed) -> Availability.ready;
    }

    interface ProtoHealthChecker {
        Availability healthy(Endpoint endpoint, String idSeed);
    }

}