gcloud-help/gcloud/beta/spanner/backups/copy

NAME
    gcloud beta spanner backups copy - copies a backup of a Cloud Spanner
        database

SYNOPSIS
    gcloud beta spanner backups copy
        (--destination-backup=DESTINATION_BACKUP
          : --destination-instance=DESTINATION_INSTANCE)
        (--expiration-date=EXPIRATION_DATE
          | --retention-period=RETENTION_PERIOD)
        (--source-backup=SOURCE_BACKUP : --source-instance=SOURCE_INSTANCE)
        [--async]
        [--encryption-type=ENCRYPTION_TYPE [--kms-key=KMS_KEY
          : --kms-keyring=KMS_KEYRING
          --kms-location=KMS_LOCATION --kms-project=KMS_PROJECT]]
        [GCLOUD_WIDE_FLAG ...]

DESCRIPTION
    (BETA) Copies a backup of a Cloud Spanner database.

EXAMPLES
    To copy a backup within the same project, run:

        $ gcloud beta spanner backups copy \
            --source-instance=SOURCE_INSTANCE_ID \
            --source-backup=SOURCE_BACKUP_ID \
            --destination-instance=DESTINATION_INSTANCE_ID \
            --destination-backup=DESTINATION_BACKUP_ID \
            --expiration-date=2020-03-29T10:49:41Z

    To copy a backup to a different project, run:

        $ gcloud beta spanner backups copy \
            --source-backup=projects/SOURCE_PROJECT_ID/instances/\
        SOURCE_INSTANCE_ID/backups/SOURCE_BACKUP_ID \
            --destination-backup=projects/DESTINATION_PROJECT_ID/instances/\
        DESTINATION_INSTANCE_ID/backups/DESTINATION_BACKUP_ID \
            --expiration-date=2020-03-29T10:49:41Z

REQUIRED FLAGS
     Backup resource - TEXT The arguments in this group can be used to specify
     the attributes of this resource. (NOTE) Some attributes are not given
     arguments in this group but can be set in other ways.

     To set the project attribute:
      ◆ provide the argument --destination-backup on the command line with a
        fully specified name;
      ◆ provide the argument --project on the command line;
      ◆ set the property core/project.

     This must be specified.

       --destination-backup=DESTINATION_BACKUP
          ID of the backup or fully qualified identifier for the backup.

          To set the backup attribute:
          ▸ provide the argument --destination-backup on the command line.

          This flag argument must be specified if any of the other arguments in
          this group are specified.

       --destination-instance=DESTINATION_INSTANCE
          The Cloud Spanner instance for the backup.

          To set the instance attribute:
          ▸ provide the argument --destination-backup on the command line
            with a fully specified name;
          ▸ provide the argument --destination-instance on the command line;
          ▸ set the property spanner/instance.

     Exactly one of these must be specified:

       --expiration-date=EXPIRATION_DATE
          Expiration time of the backup, must be at least 6 hours and at most
          366 days from the time when the source backup is created. See $
          gcloud topic datetimes for information on date/time formats.

       --retention-period=RETENTION_PERIOD
          Retention period of the backup relative from now, must be at least 6
          hours and at most 366 days from the time when the source backup is
          created. See $ gcloud topic datetimes for information on duration
          formats.

     Backup resource - TEXT The arguments in this group can be used to specify
     the attributes of this resource. (NOTE) Some attributes are not given
     arguments in this group but can be set in other ways.

     To set the project attribute:
      ◆ provide the argument --source-backup on the command line with a fully
        specified name;
      ◆ provide the argument --project on the command line;
      ◆ set the property core/project.

     This must be specified.

       --source-backup=SOURCE_BACKUP
          ID of the backup or fully qualified identifier for the backup.

          To set the backup attribute:
          ▸ provide the argument --source-backup on the command line.

          This flag argument must be specified if any of the other arguments in
          this group are specified.

       --source-instance=SOURCE_INSTANCE
          The Cloud Spanner instance for the backup.

          To set the instance attribute:
          ▸ provide the argument --source-backup on the command line with a
            fully specified name;
          ▸ provide the argument --source-instance on the command line;
          ▸ set the property spanner/instance.

OPTIONAL FLAGS
     --async
        Return immediately, without waiting for the operation in progress to
        complete.

     --encryption-type=ENCRYPTION_TYPE
        The encryption type of the copied backup. ENCRYPTION_TYPE must be one
        of:

         customer-managed-encryption
            Use the provided Cloud KMS key for encryption. If this option is
            selected, kms-key must be set.
         google-default-encryption
            Use Google default encryption.
         use-config-default-or-backup-encryption
            Use the default encryption configuration if one exists. otherwise
            use the same encryption configuration as the source backup.

     KMS key name group

     At most one of these can be specified:

       Key resource - Cloud KMS key to be used to copy the Cloud Spanner
       backup. The arguments in this group can be used to specify the
       attributes of this resource.

         --kms-key=KMS_KEY
            ID of the key or fully qualified identifier for the key.

            To set the kms-key attribute:
            ▫ provide the argument --kms-key on the command line.

            This flag argument must be specified if any of the other arguments
            in this group are specified.

         --kms-keyring=KMS_KEYRING
            KMS keyring id of the key.

            To set the kms-keyring attribute:
            ▫ provide the argument --kms-key on the command line with a fully
              specified name;
            ▫ provide the argument --kms-keyring on the command line.

         --kms-location=KMS_LOCATION
            Cloud location for the key.

            To set the kms-location attribute:
            ▫ provide the argument --kms-key on the command line with a fully
              specified name;
            ▫ provide the argument --kms-location on the command line.

         --kms-project=KMS_PROJECT
            Cloud project id for the key.

            To set the kms-project attribute:
            ▫ provide the argument --kms-key on the command line with a fully
              specified name;
            ▫ provide the argument --kms-project on the command line.

GCLOUD WIDE FLAGS
    These flags are available to all commands: --access-token-file, --account,
    --billing-project, --configuration, --flags-file, --flatten, --format,
    --help, --impersonate-service-account, --log-http, --project, --quiet,
    --trace-token, --user-output-enabled, --verbosity.

    Run $ gcloud help for details.

NOTES
    This command is currently in beta and might change without notice. These
    variants are also available:

        $ gcloud spanner backups copy

        $ gcloud alpha spanner backups copy