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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.controller.api.integration.zone;
import com.yahoo.config.provision.AthenzDomain;
import com.yahoo.config.provision.CloudAccount;
import com.yahoo.config.provision.CloudName;
import com.yahoo.config.provision.Environment;
import com.yahoo.config.provision.NodeType;
import com.yahoo.config.provision.RegionName;
import com.yahoo.config.provision.SystemName;
import com.yahoo.config.provision.TenantName;
import com.yahoo.config.provision.zone.RoutingMethod;
import com.yahoo.config.provision.zone.UpgradePolicy;
import com.yahoo.config.provision.zone.ZoneApi;
import com.yahoo.config.provision.zone.ZoneFilter;
import com.yahoo.config.provision.zone.ZoneId;
import com.yahoo.vespa.athenz.api.AthenzIdentity;
import com.yahoo.vespa.hosted.controller.api.identifiers.DeploymentId;
import java.net.URI;
import java.time.Duration;
import java.util.List;
import java.util.NoSuchElementException;
import java.util.Optional;
/**
* Provides information about zones in a hosted Vespa system, and about the system.
*
* @author mpolden
*/
public interface ZoneRegistry {
/** Returns whether the system of this registry contains the given zone */
boolean hasZone(ZoneId zoneId);
/** Returns whether cloudAccount in this system supports given zone */
boolean hasZone(ZoneId zoneId, CloudAccount cloudAccount);
/** Returns whether the given cloud account is not one of the system accounts */
boolean isExternal(CloudAccount cloudAccount);
default boolean isExclave(CloudAccount cloudAccount) {
return system().isPublic() && isExternal(cloudAccount);
}
/** Returns a list containing the id of all zones in this registry */
ZoneFilter zones();
/** Returns a list containing the id of all zones in this registry, including the system. */
ZoneFilter zonesIncludingSystem();
/** Returns the default region for the given environment, if one is configured */
Optional<RegionName> getDefaultRegion(Environment environment);
/** Throws {@link NoSuchElementException} if there is no such zone (in the system). */
ZoneApi get(ZoneId zoneId);
/** Returns the URI for the config server VIP in the given zone */
URI getConfigServerVipUri(ZoneId zoneId, boolean publiclyReachable);
/** Returns the VIP hostname for the shared routing layer in given zone, if any */
Optional<String> getVipHostname(ZoneId zoneId);
/** Returns the time to live for deployments in the given zone, or empty if this is infinite */
Optional<Duration> getDeploymentTimeToLive(ZoneId zoneId);
/** Returns the monitoring system URL for the given deployment */
URI getMonitoringSystemUri(DeploymentId deploymentId);
/** Returns the system of this registry */
SystemName system();
/** Returns the system of this registry as a zone */
ZoneApi systemZone();
/** Return the configserver's Athenz service identity */
AthenzIdentity getConfigServerHttpsIdentity(ZoneId zoneId);
/** Return the Athenz service identity for a given node type */
AthenzIdentity getNodeAthenzIdentity(ZoneId zoneId, NodeType nodeType);
/** Return the system Athenz domain */
AthenzDomain accessControlDomain();
/** Returns the Vespa upgrade policy to use for zones in this registry */
UpgradePolicy upgradePolicy();
/** Returns the OS upgrade policy to use for zones belonging to given cloud, in this registry */
UpgradePolicy osUpgradePolicy(CloudName cloud);
/** Returns all OS upgrade policies */
List<UpgradePolicy> osUpgradePolicies();
/** Returns the routing method used by given zone */
RoutingMethod routingMethod(ZoneId zone);
/** Returns a URL to the controller's api endpoint */
URI apiUrl();
/** IAM tenant developer role ARN */
Optional<String> tenantDeveloperRoleArn(TenantName tenant);
/** Returns athenz domain tied to the given cloud account, if any */
Optional<AthenzDomain> cloudAccountAthenzDomain(CloudAccount cloudAccount);
}
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