public static object SpannerCreateBackup(
string projectId, string instanceId, string databaseId, string backupId)
{
// Create the DatabaseAdminClient instance.
DatabaseAdminClient databaseAdminClient = DatabaseAdminClient.Create();
// Initialize request parameters.
Backup backup = new Backup
{
DatabaseAsDatabaseName =
DatabaseName.FromProjectInstanceDatabase(projectId, instanceId, databaseId),
ExpireTime = DateTime.UtcNow.AddDays(14).ToTimestamp(),
VersionTime = DateTime.UtcNow.ToTimestamp(),
};
InstanceName parentAsInstanceName = InstanceName.FromProjectInstance(projectId, instanceId);
// Make the CreateBackup request.
Operation <Backup, CreateBackupMetadata> response =
databaseAdminClient.CreateBackup(parentAsInstanceName, backup, backupId);
Console.WriteLine("Waiting for the operation to finish.");
// Poll until the returned long-running operation is complete.
Operation <Backup, CreateBackupMetadata> completedResponse =
response.PollUntilCompleted();
if (completedResponse.IsFaulted)
{
Console.WriteLine($"Error while creating backup: {completedResponse.Exception}");
return(1);
}
Console.WriteLine($"Backup created successfully.");
// GetBackup to get more information about the created backup.
BackupName backupName =
BackupName.FromProjectInstanceBackup(projectId, instanceId, backupId);
backup = databaseAdminClient.GetBackup(backupName);
Console.WriteLine($"Backup {backup.Name} of size {backup.SizeBytes} bytes " +
$"was created at {backup.CreateTime} from {backup.Database} " +
$"and is in state {backup.State}" +
$"and has version time {backup.VersionTime}");
return(0);
}
public static object SpannerCancelBackupOperation(
string projectId, string instanceId, string databaseId, string backupId)
{
// Create the DatabaseAdminClient instance.
DatabaseAdminClient databaseAdminClient = DatabaseAdminClient.Create();
// Initialize request parameters.
Backup backup = new Backup
{
DatabaseAsDatabaseName =
DatabaseName.FromProjectInstanceDatabase(projectId, instanceId, databaseId),
ExpireTime = DateTime.UtcNow.AddDays(14).ToTimestamp()
};
InstanceName parentAsInstanceName = InstanceName.FromProjectInstance(projectId, instanceId);
// Make the CreateBackup request.
Operation <Backup, CreateBackupMetadata> operation =
databaseAdminClient.CreateBackup(parentAsInstanceName, backup, backupId);
// Cancel the operation.
operation.Cancel();
// Poll until the long-running operation is complete since the backup wasn't
// cancelled before it was created.
Console.WriteLine("Waiting for the operation to finish.");
Operation <Backup, CreateBackupMetadata> completedOperation =
operation.PollUntilCompleted();
if (!completedOperation.IsFaulted)
{
Console.WriteLine("Delete backup because it completed before it could be cancelled.");
BackupName backupAsBackupName =
BackupName.FromProjectInstanceBackup(projectId, instanceId, backupId);
databaseAdminClient.DeleteBackup(backupAsBackupName);
}
Console.WriteLine($"Create backup operation cancelled: {operation.Name}");
return(0);
}
