private void Restore(RestoreInformation restore)
{
try
{
restore.Status = ProcessStatuses.Started;
restore.Log("Beginning restore process.");
Compression.UnZip(restore);
restore.Log("Unzip complete");
//var mongoRestore = new MongoRestore(restore);
//mongoRestore.RestoreDatabase();
restore.MongoServer.RestoreDatabase(restore);
restore.Status = ProcessStatuses.Completed;
restore.Log("Database restore complete.");
Directory.Delete(restore.Directory, true);
}
catch (Exception ex)
{
restore.Log(ex.Message, LogLevel.Error);
}
}
public void RestoreDatabase(RestoreInformation restore)
{
restore.Status = ProcessStatuses.InProgress;
restore.Log($"Restore of {restore.DatabaseRestoreName} started.");
try
{
Client.DropDatabase(restore.DatabaseName);
var db = Client.GetDatabase(restore.DatabaseName);
var files = Directory.GetFiles(restore.DatabaseDirectory).Where(f => f.EndsWith(".bson")).ToList();
files.ForEach(f =>
{
FileInfo fileInfo = new FileInfo(f);
try
{
RestoreCollectionData(fileInfo, db);
restore.Log($"{fileInfo.Name} restored.");
}
catch (Exception ex)
{
restore.Log($"Error restoring {fileInfo.Name}. Error: {ex.Message}.");
}
});
restore.Log($"Restore complete.");
}
catch (Exception ex)
{
restore.Log($"Error restoring {ex.Message}.");
}
}
public static void UnZip(RestoreInformation restore)
{
var zipFile = restore.File;
var outFolder = restore.Directory;
ZipFile zf = null;
try
{
FileStream fs = File.OpenRead(zipFile);
zf = new ZipFile(fs);
//if (!String.IsNullOrEmpty(password))
//{
// zf.Password = password; // AES encrypted entries are handled automatically
//}
foreach (ZipEntry zipEntry in zf)
{
if (!zipEntry.IsFile)
{
continue; // Ignore directories
}
String entryFileName = zipEntry.Name;
// to remove the folder from the entry:- entryFileName = Path.GetFileName(entryFileName);
// Optionally match entrynames against a selection list here to skip as desired.
// The unpacked length is available in the zipEntry.Size property.
byte[] buffer = new byte[4096]; // 4K is optimum
Stream zipStream = zf.GetInputStream(zipEntry);
// Manipulate the output filename here as desired.
String fullZipToPath = Path.Combine(outFolder, entryFileName);
string directoryName = Path.GetDirectoryName(fullZipToPath);
if (directoryName.Length > 0)
{
Directory.CreateDirectory(directoryName);
}
// Unzip file in buffered chunks. This is just as fast as unpacking to a buffer the full size
// of the file, but does not waste memory.
// The "using" will close the stream even if an exception occurs.
using (FileStream streamWriter = File.Create(fullZipToPath))
{
StreamUtils.Copy(zipStream, streamWriter, buffer);
}
}
}
catch (Exception ex)
{
restore.Log(ex.Message, LogLevel.Error);
}
finally
{
if (zf != null)
{
zf.IsStreamOwner = true; // Makes close also shut the underlying stream
zf.Close(); // Ensure we release resources
}
}
}
private void importDatabaseButton_Click(object sender, EventArgs e)
{
var restoreInfo = new RestoreInformation(RestoreDatabaseName, RestoreFileName, EventAggregator, MongoServer);
EventAggregator.Publish(new Message <RestoreInformation>(restoreInfo)
{
MessageType = MessageTypes.Restore
});
}
public MongoRestore(RestoreInformation restore)
{
this.restore = restore;
}
