public override BackupStatus GetStatusDoc()
{
var req = CreateRequest("/docs/" + BackupStatus.RavenFilesystemBackupStatusDocumentKey(parameters.Filesystem), "GET");
try
{
var json = (RavenJObject)req.ReadResponseJson();
return(json.JsonDeserialization <BackupStatus>());
}
catch (WebException ex)
{
var res = ex.Response as HttpWebResponse;
if (res == null)
{
throw new Exception("Network error");
}
if (res.StatusCode == HttpStatusCode.NotFound)
{
return(null);
}
}
return(null);
}
public async Task <HttpResponseMessage> Backup()
{
var backupRequest = await ReadJsonObjectAsync <FilesystemBackupRequest>();
var incrementalString = InnerRequest.RequestUri.ParseQueryString()["incremental"];
bool incrementalBackup;
if (bool.TryParse(incrementalString, out incrementalBackup) == false)
{
incrementalBackup = false;
}
if (backupRequest.FileSystemDocument == null && FileSystem.Name != null)
{
var jsonDocument = DatabasesLandlord.SystemDatabase.Documents.Get("Raven/Filesystems/" + FileSystem.Name, null);
if (jsonDocument != null)
{
backupRequest.FileSystemDocument = jsonDocument.DataAsJson.JsonDeserialization <FileSystemDocument>();
backupRequest.FileSystemDocument.Id = FileSystem.Name;
}
}
var transactionalStorage = FileSystem.Storage;
var filesystemDocument = backupRequest.FileSystemDocument;
var backupDestinationDirectory = backupRequest.BackupLocation;
var document = Database.Documents.Get(BackupStatus.RavenFilesystemBackupStatusDocumentKey(FilesystemName), null);
if (document != null)
{
var backupStatus = document.DataAsJson.JsonDeserialization <BackupStatus>();
if (backupStatus.IsRunning)
{
throw new InvalidOperationException("Backup is already running");
}
}
bool enableIncrementalBackup;
if (incrementalBackup &&
transactionalStorage is Storage.Esent.TransactionalStorage &&
(bool.TryParse(Database.Configuration.Settings["Raven/Esent/CircularLog"], out enableIncrementalBackup) == false || enableIncrementalBackup))
{
throw new InvalidOperationException("In order to run incremental backups using Esent you must have circular logging disabled");
}
if (incrementalBackup &&
transactionalStorage is Storage.Voron.TransactionalStorage &&
Database.Configuration.Storage.Voron.AllowIncrementalBackups == false)
{
throw new InvalidOperationException("In order to run incremental backups using Voron you must have the appropriate setting key (Raven/Voron/AllowIncrementalBackups) set to true");
}
Database.Documents.Put(BackupStatus.RavenFilesystemBackupStatusDocumentKey(FilesystemName), null, RavenJObject.FromObject(new BackupStatus
{
Started = SystemTime.UtcNow,
IsRunning = true,
}), new RavenJObject(), null);
if (filesystemDocument.Settings.ContainsKey("Raven/StorageTypeName") == false)
{
filesystemDocument.Settings["Raven/StorageTypeName"] = transactionalStorage.FriendlyName ?? transactionalStorage.GetType().AssemblyQualifiedName;
}
transactionalStorage.StartBackupOperation(DatabasesLandlord.SystemDatabase, FileSystem, backupDestinationDirectory, incrementalBackup, filesystemDocument);
return(GetEmptyMessage(HttpStatusCode.Created));
}
protected void WaitForBackup(string fileStoreName, bool checkError)
{
Func <string, JsonDocument> getDocument = fsName => servers.First().SystemDatabase.Documents.Get(BackupStatus.RavenFilesystemBackupStatusDocumentKey(fsName), null);
var done = SpinWait.SpinUntil(() =>
{
// We expect to get the doc from database that we tried to backup
var jsonDocument = getDocument(fileStoreName);
if (jsonDocument == null)
{
return(true);
}
var backupStatus = jsonDocument.DataAsJson.JsonDeserialization <BackupStatus>();
if (backupStatus.IsRunning == false)
{
if (checkError)
{
var firstOrDefault =
backupStatus.Messages.FirstOrDefault(x => x.Severity == BackupStatus.BackupMessageSeverity.Error);
if (firstOrDefault != null)
{
Assert.True(false, string.Format("{0}\n\nDetails: {1}", firstOrDefault.Message, firstOrDefault.Details));
}
}
return(true);
}
return(false);
}, Debugger.IsAttached ? TimeSpan.FromMinutes(120) : TimeSpan.FromMinutes(15));
Assert.True(done);
}