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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.config.server.deploy;
import com.yahoo.component.Version;
import com.yahoo.config.application.api.ApplicationPackage;
import com.yahoo.config.application.api.DeployLogger;
import com.yahoo.config.application.api.FileRegistry;
import com.yahoo.config.model.api.ConfigDefinitionRepo;
import com.yahoo.config.model.api.ConfigServerSpec;
import com.yahoo.config.model.api.HostProvisioner;
import com.yahoo.config.model.api.Model;
import com.yahoo.config.model.api.ModelContext;
import com.yahoo.config.provision.ApplicationId;
import com.yahoo.config.provision.HostName;
import com.yahoo.config.provision.Rotation;
import com.yahoo.config.provision.Zone;
import java.io.File;
import java.util.List;
import java.util.Optional;
import java.util.Set;
/**
* Implementation of {@link ModelContext} for configserver.
*
* @author Ulf Lilleengen
*/
public class ModelContextImpl implements ModelContext {
private final ApplicationPackage applicationPackage;
private final Optional<Model> previousModel;
private final Optional<ApplicationPackage> permanentApplicationPackage;
private final DeployLogger deployLogger;
private final ConfigDefinitionRepo configDefinitionRepo;
private final FileRegistry fileRegistry;
private final Optional<HostProvisioner> hostProvisioner;
private final ModelContext.Properties properties;
private final Optional<File> appDir;
/** The version of Vespa we are building a model for */
private final Version modelVespaVersion;
/**
* The Version of Vespa this model should specify that nodes should use. Note that this
* is separate from the version of this model, as upgrades are not immediate.
* We may build a config model of Vespa version "a" which specifies that nodes should
* use Vespa version "b". The "a" model will then be used by nodes who have not yet
* upgraded to version "b".
*/
private final Version wantedNodeVespaVersion;
public ModelContextImpl(ApplicationPackage applicationPackage,
Optional<Model> previousModel,
Optional<ApplicationPackage> permanentApplicationPackage,
DeployLogger deployLogger,
ConfigDefinitionRepo configDefinitionRepo,
FileRegistry fileRegistry,
Optional<HostProvisioner> hostProvisioner,
ModelContext.Properties properties,
Optional<File> appDir,
Version modelVespaVersion,
Version wantedNodeVespaVersion) {
this.applicationPackage = applicationPackage;
this.previousModel = previousModel;
this.permanentApplicationPackage = permanentApplicationPackage;
this.deployLogger = deployLogger;
this.configDefinitionRepo = configDefinitionRepo;
this.fileRegistry = fileRegistry;
this.hostProvisioner = hostProvisioner;
this.properties = properties;
this.appDir = appDir;
this.modelVespaVersion = modelVespaVersion;
this.wantedNodeVespaVersion = wantedNodeVespaVersion;
}
@Override
public ApplicationPackage applicationPackage() {
return applicationPackage;
}
@Override
public Optional<Model> previousModel() {
return previousModel;
}
@Override
public Optional<ApplicationPackage> permanentApplicationPackage() {
return permanentApplicationPackage;
}
/**
* Returns the host provisioner to use, or empty to use the default provisioner,
* creating hosts from the application package defined hosts
*/
// TODO: Don't allow empty here but create the right provisioner when this is set up instead
@Override
public Optional<HostProvisioner> hostProvisioner() {
return hostProvisioner;
}
@Override
public DeployLogger deployLogger() {
return deployLogger;
}
@Override
public ConfigDefinitionRepo configDefinitionRepo() {
return configDefinitionRepo;
}
@Override
public FileRegistry getFileRegistry() {
return fileRegistry;
}
@Override
public ModelContext.Properties properties() {
return properties;
}
@Override
public Optional<File> appDir() {
return appDir;
}
@Override
public Version modelVespaVersion() { return modelVespaVersion; }
@Override
public Version wantedNodeVespaVersion() { return wantedNodeVespaVersion; }
/**
* @author Ulf Lilleengen
*/
public static class Properties implements ModelContext.Properties {
private final ApplicationId applicationId;
private final boolean multitenant;
private final List<ConfigServerSpec> configServerSpecs;
private final HostName loadBalancerName;
private final boolean hostedVespa;
private final Zone zone;
private final Set<Rotation> rotations;
private final boolean disableFileDistributor;
public Properties(ApplicationId applicationId,
boolean multitenant,
List<ConfigServerSpec> configServerSpecs,
HostName loadBalancerName,
boolean hostedVespa,
Zone zone,
Set<Rotation> rotations,
boolean disableFileDistributor) {
this.applicationId = applicationId;
this.multitenant = multitenant;
this.configServerSpecs = configServerSpecs;
this.loadBalancerName = loadBalancerName;
this.hostedVespa = hostedVespa;
this.zone = zone;
this.rotations = rotations;
this.disableFileDistributor = disableFileDistributor;
}
@Override
public boolean multitenant() {
return multitenant;
}
@Override
public ApplicationId applicationId() {
return applicationId;
}
@Override
public List<ConfigServerSpec> configServerSpecs() {
return configServerSpecs;
}
@Override
public HostName loadBalancerName() {
return loadBalancerName;
}
@Override
public boolean hostedVespa() {
return hostedVespa;
}
@Override
public Zone zone() {
return zone;
}
@Override
public Set<Rotation> rotations() { return rotations; }
@Override
public boolean disableFileDistributor() { return disableFileDistributor; }
}
}
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