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// Copyright Verizon Media. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.config.model.api;
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.provision.ApplicationId;
import com.yahoo.config.provision.AthenzDomain;
import com.yahoo.config.provision.DockerImage;
import com.yahoo.config.provision.HostName;
import com.yahoo.config.provision.Zone;
import java.io.File;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import java.net.URI;
import java.util.List;
import java.util.Optional;
import java.util.Set;
/**
* Model context containing state provided to model factories.
*
* @author Ulf Lilleengen
*/
public interface ModelContext {
ApplicationPackage applicationPackage();
Optional<Model> previousModel();
Optional<ApplicationPackage> permanentApplicationPackage();
HostProvisioner getHostProvisioner();
Provisioned provisioned();
DeployLogger deployLogger();
ConfigDefinitionRepo configDefinitionRepo();
FileRegistry getFileRegistry();
default Optional<? extends Reindexing> reindexing() { return Optional.empty(); }
Properties properties();
default Optional<File> appDir() { return Optional.empty();}
/** The Docker image repo we want to use for images for this deployment (optional, will use default if empty) */
default Optional<DockerImage> wantedDockerImageRepo() { return Optional.empty(); }
/** The Vespa version this model is built for */
Version modelVespaVersion();
/** The Vespa version we want nodes to become */
Version wantedNodeVespaVersion();
/**
* How to remove a temporary feature flags:
* 1)
* - Remove flag definition from Flags
* - Remove method implementation from ModelContextImpl.FeatureFlags
* - Modify default implementation of below method to return the new default value
* - Remove all usage of below method from config-model
*
* 2)
* - (optional) Track Vespa version that introduced changes from 1) in annotation field 'removeAfter'
*
* 3)
* - Remove below method once all config-model versions in hosted production include changes from 1)
*/
interface FeatureFlags {
@ModelFeatureFlag(owners = {"bjorncs", "jonmv"}, removeAfter = "7.352") default boolean enableAutomaticReindexing() { return true; }
@ModelFeatureFlag(owners = {"jonmv"}, removeAfter = "7.355") default double reindexerWindowSizeIncrement() { return 0.2; }
@ModelFeatureFlag(owners = {"baldersheim"}, comment = "Revisit in May or June 2021") default double defaultTermwiseLimit() { throw new UnsupportedOperationException("TODO specify default value"); }
@ModelFeatureFlag(owners = {"vekterli"}) default boolean useThreePhaseUpdates() { throw new UnsupportedOperationException("TODO specify default value"); }
@ModelFeatureFlag(owners = {"baldersheim"}, comment = "Select sequencer type use while feeding") default String feedSequencerType() { throw new UnsupportedOperationException("TODO specify default value"); }
@ModelFeatureFlag(owners = {"baldersheim"}) default String responseSequencerType() { throw new UnsupportedOperationException("TODO specify default value"); }
@ModelFeatureFlag(owners = {"baldersheim"}) default int defaultNumResponseThreads() { return 2; }
@ModelFeatureFlag(owners = {"baldersheim"}) default boolean skipCommunicationManagerThread() { throw new UnsupportedOperationException("TODO specify default value"); }
@ModelFeatureFlag(owners = {"baldersheim"}) default boolean skipMbusRequestThread() { throw new UnsupportedOperationException("TODO specify default value"); }
@ModelFeatureFlag(owners = {"baldersheim"}) default boolean skipMbusReplyThread() { throw new UnsupportedOperationException("TODO specify default value"); }
@ModelFeatureFlag(owners = {"tokle"}) default boolean useAccessControlTlsHandshakeClientAuth() { return false; }
@ModelFeatureFlag(owners = {"baldersheim"}) default boolean useAsyncMessageHandlingOnSchedule() { throw new UnsupportedOperationException("TODO specify default value"); }
@ModelFeatureFlag(owners = {"baldersheim"}, removeAfter = "7.350") default int mergeChunkSize() { return 0x2000000; }
@ModelFeatureFlag(owners = {"baldersheim"}) default double feedConcurrency() { throw new UnsupportedOperationException("TODO specify default value"); }
@ModelFeatureFlag(owners = {"baldersheim"}) default boolean useBucketExecutorForLidSpaceCompact() { throw new UnsupportedOperationException("TODO specify default value"); }
@ModelFeatureFlag(owners = {"musum", "mpolden"}, comment = "Revisit in February 2021") default boolean reconfigurableZookeeperServer() { return false; }
@ModelFeatureFlag(owners = {"bjorncs", "tokle"}) default boolean enableJdiscConnectionLog() { return false; }
@ModelFeatureFlag(owners = {"bjorncs", "tokle", "baldersheim"}) default boolean enableZstdCompressionAccessLog() { return false; }
@ModelFeatureFlag(owners = {"geirst"}) default boolean enableFeedBlockInDistributor() { return false; }
@ModelFeatureFlag(owners = {"baldersheim", "geirst", "toregge"}) default double maxDeadBytesRatio() { return 0.2; }
}
/** Warning: As elsewhere in this package, do not make backwards incompatible changes that will break old config models! */
interface Properties {
FeatureFlags featureFlags();
boolean multitenant();
ApplicationId applicationId();
List<ConfigServerSpec> configServerSpecs();
HostName loadBalancerName();
URI ztsUrl();
String athenzDnsSuffix();
boolean hostedVespa();
Zone zone();
Set<ContainerEndpoint> endpoints();
boolean isBootstrap();
boolean isFirstTimeDeployment();
default Optional<EndpointCertificateSecrets> endpointCertificateSecrets() { return Optional.empty(); }
default Optional<AthenzDomain> athenzDomain() { return Optional.empty(); }
Optional<ApplicationRoles> applicationRoles();
default Quota quota() {
return Quota.unlimited();
}
/// Default setting for the gc-options attribute if not specified explicit by application
String jvmGCOptions();
// TODO(somebody): Only needed for LbServicesProducerTest
default boolean useDedicatedNodeForLogserver() { return true; }
}
@Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.METHOD)
@interface ModelFeatureFlag {
String[] owners();
String removeAfter() default ""; // On the form "7.100.10"
String comment() default "";
}
}
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