REST Resource: projects.locations.clusters

Resource: Cluster

A cluster is a collection of regional AlloyDB resources. It can include a primary instance and one or more read pool instances. All cluster resources share a storage layer, which scales as needed.

JSON representation 
{
  "name": string,
  "displayName": string,
  "uid": string,
  "createTime": string,
  "updateTime": string,
  "deleteTime": string,
  "labels": {
    string: string,
    ...
  },
  "state": enum (State),
  "clusterType": enum (ClusterType),
  "databaseVersion": enum (DatabaseVersion),
  "networkConfig": {
    object (NetworkConfig)
  },
  "network": string,
  "etag": string,
  "annotations": {
    string: string,
    ...
  },
  "reconciling": boolean,
  "initialUser": {
    object (UserPassword)
  },
  "automatedBackupPolicy": {
    object (AutomatedBackupPolicy)
  },
  "sslConfig": {
    object (SslConfig)
  },
  "encryptionConfig": {
    object (EncryptionConfig)
  },
  "encryptionInfo": {
    object (EncryptionInfo)
  },
  "continuousBackupConfig": {
    object (ContinuousBackupConfig)
  },
  "continuousBackupInfo": {
    object (ContinuousBackupInfo)
  },
  "secondaryConfig": {
    object (SecondaryConfig)
  },
  "primaryConfig": {
    object (PrimaryConfig)
  },
  "satisfiesPzs": boolean,
  "pscConfig": {
    object (PscConfig)
  },
  "maintenanceUpdatePolicy": {
    object (MaintenanceUpdatePolicy)
  },
  "maintenanceSchedule": {
    object (MaintenanceSchedule)
  },
  "geminiConfig": {
    object (GeminiClusterConfig)
  },

  // Union field source can be only one of the following:
  "backupSource": {
    object (BackupSource)
  },
  "migrationSource": {
    object (MigrationSource)
  }
  // End of list of possible types for union field source.
}
Fields
name

string

Output only. The name of the cluster resource with the format: * projects/{project}/locations/{region}/clusters/{clusterId} where the cluster ID segment should satisfy the regex expression [a-z0-9-]+. For more details see https://google.aip.dev/122. The prefix of the cluster resource name is the name of the parent resource: * projects/{project}/locations/{region}
displayName

string

User-settable and human-readable display name for the Cluster.
uid

string

Output only. The system-generated UID of the resource. The UID is assigned when the resource is created, and it is retained until it is deleted.
createTime

string (Timestamp format)

Output only. Create time stamp

A timestamp in RFC3339 UTC "Zulu" format, with nanosecond resolution and up to nine fractional digits. Examples: "2014-10-02T15:01:23Z" and "2014-10-02T15:01:23.045123456Z".
updateTime

string (Timestamp format)

Output only. Update time stamp

A timestamp in RFC3339 UTC "Zulu" format, with nanosecond resolution and up to nine fractional digits. Examples: "2014-10-02T15:01:23Z" and "2014-10-02T15:01:23.045123456Z".
deleteTime

string (Timestamp format)

Output only. Delete time stamp

A timestamp in RFC3339 UTC "Zulu" format, with nanosecond resolution and up to nine fractional digits. Examples: "2014-10-02T15:01:23Z" and "2014-10-02T15:01:23.045123456Z".
labels

map (key: string, value: string)

Labels as key value pairs

An object containing a list of "key": value pairs. Example: { "name": "wrench", "mass": "1.3kg", "count": "3" }.
state

enum (State)

Output only. The current serving state of the cluster.
clusterType

enum (ClusterType)

Output only. The type of the cluster. This is an output-only field and it's populated at the Cluster creation time or the Cluster promotion time. The cluster type is determined by which RPC was used to create the cluster (i.e. clusters.create vs. clusters.createsecondary
databaseVersion

enum (DatabaseVersion)

Optional. The database engine major version. This is an optional field and it is populated at the Cluster creation time. If a database version is not supplied at cluster creation time, then a default database version will be used.
networkConfig

object (NetworkConfig)
network
(deprecated)

string

Required. The resource link for the VPC network in which cluster resources are created and from which they are accessible via Private IP. The network must belong to the same project as the cluster. It is specified in the form: projects/{project}/global/networks/{network_id}. This is required to create a cluster. Deprecated, use networkConfig.network instead.
etag

string

For Resource freshness validation (https://google.aip.dev/154)
annotations

map (key: string, value: string)

Annotations to allow client tools to store small amount of arbitrary data. This is distinct from labels. https://google.aip.dev/128

An object containing a list of "key": value pairs. Example: { "name": "wrench", "mass": "1.3kg", "count": "3" }.
reconciling

boolean

Output only. Reconciling (https://google.aip.dev/128#reconciliation). Set to true if the current state of Cluster does not match the user's intended state, and the service is actively updating the resource to reconcile them. This can happen due to user-triggered updates or system actions like failover or maintenance.
initialUser

object (UserPassword)

Input only. Initial user to setup during cluster creation. Required. If used in clusters.restore this is ignored.
automatedBackupPolicy

object (AutomatedBackupPolicy)

The automated backup policy for this cluster.

If no policy is provided then the default policy will be used. If backups are supported for the cluster, the default policy takes one backup a day, has a backup window of 1 hour, and retains backups for 14 days. For more information on the defaults, consult the documentation for the message type.
sslConfig
(deprecated)

object (SslConfig)

SSL configuration for this AlloyDB cluster.
encryptionConfig

object (EncryptionConfig)

Optional. The encryption config can be specified to encrypt the data disks and other persistent data resources of a cluster with a customer-managed encryption key (CMEK). When this field is not specified, the cluster will then use default encryption scheme to protect the user data.
encryptionInfo

object (EncryptionInfo)

Output only. The encryption information for the cluster.
continuousBackupConfig

object (ContinuousBackupConfig)

Optional. Continuous backup configuration for this cluster.
continuousBackupInfo

object (ContinuousBackupInfo)

Output only. Continuous backup properties for this cluster.
secondaryConfig

object (SecondaryConfig)

Cross Region replication config specific to SECONDARY cluster.
primaryConfig

object (PrimaryConfig)

Output only. Cross Region replication config specific to PRIMARY cluster.
satisfiesPzs

boolean

Output only. Reserved for future use.
pscConfig

object (PscConfig)

Optional. The configuration for Private Service Connect (PSC) for the cluster.
maintenanceUpdatePolicy

object (MaintenanceUpdatePolicy)

Optional. The maintenance update policy determines when to allow or deny updates.
maintenanceSchedule

object (MaintenanceSchedule)

Output only. The maintenance schedule for the cluster, generated for a specific rollout if a maintenance window is set.
geminiConfig

object (GeminiClusterConfig)

Optional. Configuration parameters related to the Gemini in Databases add-on.
Union field source. In case of an imported cluster, this field contains information about the source this cluster was imported from. source can be only one of the following:
backupSource

object (BackupSource)

Output only. Cluster created from backup.
migrationSource

object (MigrationSource)

Output only. Cluster created via DMS migration.

BackupSource

Message describing a BackupSource.

JSON representation 
{
  "backupUid": string,
  "backupName": string
}
Fields
backupUid

string

Output only. The system-generated UID of the backup which was used to create this resource. The UID is generated when the backup is created, and it is retained until the backup is deleted.
backupName

string

Required. The name of the backup resource with the format: * projects/{project}/locations/{region}/backups/{backupId}

MigrationSource

Subset of the source instance configuration that is available when reading the cluster resource.

JSON representation 
{
  "hostPort": string,
  "referenceId": string,
  "sourceType": enum (MigrationSourceType)
}
Fields
hostPort

string

Output only. The host and port of the on-premises instance in host:port format
referenceId

string

Output only. Place holder for the external source identifier(e.g DMS job name) that created the cluster.
sourceType

enum (MigrationSourceType)

Output only. Type of migration source.

MigrationSourceType

Denote the type of migration source that created this cluster.

Enums
MIGRATION_SOURCE_TYPE_UNSPECIFIED Migration source is unknown.
DMS DMS source means the cluster was created via DMS migration job.

State

Cluster State

Enums
STATE_UNSPECIFIED The state of the cluster is unknown.
READY The cluster is active and running.
STOPPED The cluster is stopped. All instances in the cluster are stopped. Customers can start a stopped cluster at any point and all their instances will come back to life with same names and IP resources. In this state, customer pays for storage. Associated backups could also be present in a stopped cluster.
EMPTY The cluster is empty and has no associated resources. All instances, associated storage and backups have been deleted.
CREATING The cluster is being created.
DELETING The cluster is being deleted.
FAILED The creation of the cluster failed.
BOOTSTRAPPING The cluster is bootstrapping with data from some other source. Direct mutations to the cluster (e.g. adding read pool) are not allowed.
MAINTENANCE The cluster is under maintenance. AlloyDB regularly performs maintenance and upgrades on customer clusters. Updates on the cluster are not allowed while the cluster is in this state.
PROMOTING The cluster is being promoted.

ClusterType

Type of Cluster

Enums
CLUSTER_TYPE_UNSPECIFIED The type of the cluster is unknown.
PRIMARY Primary cluster that support read and write operations.
SECONDARY Secondary cluster that is replicating from another region. This only supports read.

NetworkConfig

Metadata related to network configuration.

JSON representation 
{
  "network": string,
  "allocatedIpRange": string
}
Fields
network

string

Optional. The resource link for the VPC network in which cluster resources are created and from which they are accessible via Private IP. The network must belong to the same project as the cluster. It is specified in the form: projects/{projectNumber}/global/networks/{network_id}. This is required to create a cluster.
allocatedIpRange

string

Optional. Name of the allocated IP range for the private IP AlloyDB cluster, for example: "google-managed-services-default". If set, the instance IPs for this cluster will be created in the allocated range. The range name must comply with RFC 1035. Specifically, the name must be 1-63 characters long and match the regular expression [a-z]([-a-z0-9]*[a-z0-9])?. Field name is intended to be consistent with Cloud SQL.

UserPassword

The username/password for a database user. Used for specifying initial users at cluster creation time.

JSON representation 
{
  "user": string,
  "password": string
}
Fields
user

string

The database username.
password

string

The initial password for the user.

AutomatedBackupPolicy

Message describing the user-specified automated backup policy.

All fields in the automated backup policy are optional. Defaults for each field are provided if they are not set.

JSON representation 
{
  "backupWindow": string,
  "encryptionConfig": {
    object (EncryptionConfig)
  },
  "location": string,
  "labels": {
    string: string,
    ...
  },

  // Union field schedule can be only one of the following:
  "weeklySchedule": {
    object (WeeklySchedule)
  }
  // End of list of possible types for union field schedule.

  // Union field retention can be only one of the following:
  "timeBasedRetention": {
    object (TimeBasedRetention)
  },
  "quantityBasedRetention": {
    object (QuantityBasedRetention)
  }
  // End of list of possible types for union field retention.
  "enabled": boolean
}
Fields
backupWindow

string (Duration format)

The length of the time window during which a backup can be taken. If a backup does not succeed within this time window, it will be canceled and considered failed.

The backup window must be at least 5 minutes long. There is no upper bound on the window. If not set, it defaults to 1 hour.

A duration in seconds with up to nine fractional digits, ending with 's'. Example: "3.5s".
encryptionConfig

object (EncryptionConfig)

Optional. The encryption config can be specified to encrypt the backups with a customer-managed encryption key (CMEK). When this field is not specified, the backup will then use default encryption scheme to protect the user data.
location

string

The location where the backup will be stored. Currently, the only supported option is to store the backup in the same region as the cluster.

If empty, defaults to the region of the cluster.
labels

map (key: string, value: string)

Labels to apply to backups created using this configuration.

An object containing a list of "key": value pairs. Example: { "name": "wrench", "mass": "1.3kg", "count": "3" }.

Union field schedule. The schedule for this automated backup policy.

A schedule specifies times at which to start a backup. If a backup window is also provided, the backup is guaranteed to be started and completed within the start time plus the backup window. If the backup is not completed within the backup window it is marked as failed.

If not set, the schedule defaults to a weekly schedule with one backup per day and a start time chosen arbitrarily. schedule can be only one of the following:
weeklySchedule

object (WeeklySchedule)

Weekly schedule for the Backup.

Union field retention. The retention policy for automated backups.

The retention policy for a backup is fixed at the time the backup is created. Changes to this field only apply to new backups taken with the policy; the retentions of existing backups remain unchanged.

If no retention policy is set, a default of 14 days is used. retention can be only one of the following:
timeBasedRetention

object (TimeBasedRetention)

Time-based Backup retention policy.
quantityBasedRetention

object (QuantityBasedRetention)

Quantity-based Backup retention policy to retain recent backups.
enabled

boolean

Whether automated automated backups are enabled. If not set, defaults to true.

WeeklySchedule

A weekly schedule starts a backup at prescribed start times within a day, for the specified days of the week.

The weekly schedule message is flexible and can be used to create many types of schedules. For example, to have a daily backup that starts at 22:00, configure the startTimes field to have one element "22:00" and the daysOfWeek field to have all seven days of the week.

JSON representation 
{
  "startTimes": [
    {
      object (TimeOfDay)
    }
  ],
  "daysOfWeek": [
    enum (DayOfWeek)
  ]
}
Fields
startTimes[]

object (TimeOfDay)

The times during the day to start a backup. The start times are assumed to be in UTC and to be an exact hour (e.g., 04:00:00).

If no start times are provided, a single fixed start time is chosen arbitrarily.
daysOfWeek[]

enum (DayOfWeek)

The days of the week to perform a backup.

If this field is left empty, the default of every day of the week is used.

TimeBasedRetention

A time based retention policy specifies that all backups within a certain time period should be retained.

JSON representation 
{
  "retentionPeriod": string
}
Fields
retentionPeriod

string (Duration format)

The retention period.

A duration in seconds with up to nine fractional digits, ending with 's'. Example: "3.5s".

QuantityBasedRetention

A quantity based policy specifies that a certain number of the most recent successful backups should be retained.

JSON representation 
{
  "count": integer
}
Fields
count

integer

The number of backups to retain.

ContinuousBackupConfig

ContinuousBackupConfig describes the continuous backups recovery configurations of a cluster.

JSON representation 
{
  "recoveryWindowDays": integer,
  "encryptionConfig": {
    object (EncryptionConfig)
  },
  "enabled": boolean
}
Fields
recoveryWindowDays

integer

The number of days that are eligible to restore from using PITR. To support the entire recovery window, backups and logs are retained for one day more than the recovery window. If not set, defaults to 14 days.
encryptionConfig

object (EncryptionConfig)

The encryption config can be specified to encrypt the backups with a customer-managed encryption key (CMEK). When this field is not specified, the backup will then use default encryption scheme to protect the user data.
enabled

boolean

Whether ContinuousBackup is enabled.

ContinuousBackupInfo

ContinuousBackupInfo describes the continuous backup properties of a cluster.

JSON representation 
{
  "encryptionInfo": {
    object (EncryptionInfo)
  },
  "enabledTime": string,
  "schedule": [
    enum (DayOfWeek)
  ],
  "earliestRestorableTime": string
}
Fields
encryptionInfo

object (EncryptionInfo)

Output only. The encryption information for the WALs and backups required for ContinuousBackup.
enabledTime

string (Timestamp format)

Output only. When ContinuousBackup was most recently enabled. Set to null if ContinuousBackup is not enabled.

A timestamp in RFC3339 UTC "Zulu" format, with nanosecond resolution and up to nine fractional digits. Examples: "2014-10-02T15:01:23Z" and "2014-10-02T15:01:23.045123456Z".
schedule[]

enum (DayOfWeek)

Output only. Days of the week on which a continuous backup is taken. Output only field. Ignored if passed into the request.
earliestRestorableTime

string (Timestamp format)

Output only. The earliest restorable time that can be restored to. Output only field.

A timestamp in RFC3339 UTC "Zulu" format, with nanosecond resolution and up to nine fractional digits. Examples: "2014-10-02T15:01:23Z" and "2014-10-02T15:01:23.045123456Z".

SecondaryConfig

Configuration information for the secondary cluster. This should be set if and only if the cluster is of type SECONDARY.

JSON representation 
{
  "primaryClusterName": string
}
Fields
primaryClusterName

string

The name of the primary cluster name with the format: * projects/{project}/locations/{region}/clusters/{clusterId}

PrimaryConfig

Configuration for the primary cluster. It has the list of clusters that are replicating from this cluster. This should be set if and only if the cluster is of type PRIMARY.

JSON representation 
{
  "secondaryClusterNames": [
    string
  ]
}
Fields
secondaryClusterNames[]

string

Output only. Names of the clusters that are replicating from this cluster.

PscConfig

PscConfig contains PSC related configuration at a cluster level.

JSON representation 
{
  "pscEnabled": boolean
}
Fields
pscEnabled

boolean

Optional. Create an instance that allows connections from Private Service Connect endpoints to the instance.

MaintenanceUpdatePolicy

MaintenanceUpdatePolicy defines the policy for system updates.

JSON representation 
{
  "maintenanceWindows": [
    {
      object (MaintenanceWindow)
    }
  ],
  "denyMaintenancePeriods": [
    {
      object (DenyMaintenancePeriod)
    }
  ]
}
Fields
maintenanceWindows[]

object (MaintenanceWindow)

Preferred windows to perform maintenance. Currently limited to 1.
denyMaintenancePeriods[]

object (DenyMaintenancePeriod)

Periods to deny maintenance. Currently limited to 1.

MaintenanceWindow

MaintenanceWindow specifies a preferred day and time for maintenance.

JSON representation 
{
  "day": enum (DayOfWeek),
  "startTime": {
    object (TimeOfDay)
  }
}
Fields
day

enum (DayOfWeek)

Preferred day of the week for maintenance, e.g. MONDAY, TUESDAY, etc.
startTime

object (TimeOfDay)

Preferred time to start the maintenance operation on the specified day. Maintenance will start within 1 hour of this time.

DenyMaintenancePeriod

DenyMaintenancePeriod definition. Excepting emergencies, maintenance will not be scheduled to start within this deny period. The startDate must be less than the endDate.

JSON representation 
{
  "startDate": {
    object (Date)
  },
  "endDate": {
    object (Date)
  },
  "time": {
    object (TimeOfDay)
  }
}
Fields
startDate

object (Date)

Deny period start date. This can be: * A full date, with non-zero year, month and day values. * A month and day value, with a zero year for recurring. Date matching this period will have to be the same or after the start.
endDate

object (Date)

Deny period end date. This can be: * A full date, with non-zero year, month and day values. * A month and day value, with a zero year for recurring. Date matching this period will have to be before the end.
time

object (TimeOfDay)

Time in UTC when the deny period starts on startDate and ends on endDate. This can be: * Full time. * All zeros for 00:00:00 UTC

Date

Represents a whole or partial calendar date, such as a birthday. The time of day and time zone are either specified elsewhere or are insignificant. The date is relative to the Gregorian Calendar. This can represent one of the following:

  • A full date, with non-zero year, month, and day values.
  • A month and day, with a zero year (for example, an anniversary).
  • A year on its own, with a zero month and a zero day.
  • A year and month, with a zero day (for example, a credit card expiration date).

Related types:

JSON representation 
{
  "year": integer,
  "month": integer,
  "day": integer
}
Fields
year

integer

Year of the date. Must be from 1 to 9999, or 0 to specify a date without a year.
month

integer

Month of a year. Must be from 1 to 12, or 0 to specify a year without a month and day.
day

integer

Day of a month. Must be from 1 to 31 and valid for the year and month, or 0 to specify a year by itself or a year and month where the day isn't significant.

MaintenanceSchedule

MaintenanceSchedule stores the maintenance schedule generated from the MaintenanceUpdatePolicy, once a maintenance rollout is triggered, if MaintenanceWindow is set, and if there is no conflicting DenyPeriod. The schedule is cleared once the update takes place. This field cannot be manually changed; modify the MaintenanceUpdatePolicy instead.

JSON representation 
{
  "startTime": string
}
Fields
startTime

string (Timestamp format)

Output only. The scheduled start time for the maintenance.

A timestamp in RFC3339 UTC "Zulu" format, with nanosecond resolution and up to nine fractional digits. Examples: "2014-10-02T15:01:23Z" and "2014-10-02T15:01:23.045123456Z".

GeminiClusterConfig

Cluster level configuration parameters related to the Gemini in Databases add-on.

JSON representation 
{
  "entitled": boolean
}
Fields
entitled

boolean

Output only. Whether the Gemini in Databases add-on is enabled for the cluster. It will be true only if the add-on has been enabled for the billing account corresponding to the cluster. Its status is toggled from the Admin Control Center (ACC) and cannot be toggled using AlloyDB's APIs.

Methods

create

 Creates a new Cluster in a given project and location.

createsecondary

 Creates a cluster of type SECONDARY in the given location using the primary cluster as the source.

delete

 Deletes a single Cluster.

get

 Gets details of a single Cluster.

list

 Lists Clusters in a given project and location.

patch

 Updates the parameters of a single Cluster.

promote

 Promotes a SECONDARY cluster.

restore

 Creates a new Cluster in a given project and location, with a volume restored from the provided source, either a backup ID or a point-in-time and a source cluster.