/// <summary>
/// Releases the resources associated with the archive
/// </summary>
public void Dispose()
{
if (this.backupIndex != null)
this.backupIndex.Dispose();
if (this.restoreIndex != null)
this.restoreIndex.Dispose();
if (this.backupIndexFile != null)
this.backupIndexFile.Dispose();
this.backupIndexFile = null;
this.backupIndex = null;
this.restoreIndex = null;
}
/// <summary>
/// Opens an existing archive
/// </summary>
public void Open()
{
// download the existing backup index
this.backupIndexFile = IO.FileSystem.Temp();
using (var s3response =
this.s3.GetObject(
new Amazon.S3.Model.GetObjectRequest()
{
BucketName = this.bucket,
Key = this.IndexS3Key
}
)
)
using (var s3Stream = s3response.ResponseStream)
using (var gzip = new GZipStream(s3Stream, CompressionMode.Decompress))
this.copier.CopyAndFlush(gzip, this.backupIndexFile);
// open the index
this.backupIndex = Sqlite.BackupIndex.Open(this.backupIndexFile.Path);
}
/// <summary>
/// Creates a new archive
/// </summary>
/// <param name="header">
/// The backup index header to insert
/// </param>
public void Create(Backup.Header header)
{
// create the Glacier vault, fail if it exists
this.glacier.CreateVault(
new Amazon.Glacier.Model.CreateVaultRequest()
{
VaultName = this.vault
}
);
// create the local backup index file
this.backupIndexFile = IO.FileSystem.Temp();
this.backupIndex = Sqlite.BackupIndex.Create(
this.backupIndexFile.Path,
header
);
// sync the initialized archive to the S3 bucket
Save();
}
