public void handleAddUser(object arg)
{
try {
Logger.Debug("Update addUser To Memory Synchronized - Begin");
OOBTransaction request = (OOBTransaction)arg;
UserFileSystem fileSystem = null;
Group group = FileServerComm.getInstance().getFileServerGroup();
OOBHandler oobhandle = FileServerComm.getInstance().getOOBHandler();
MemoryMappedFile transferredFile = group.OOBFetch(request.transactionID);
if (null != transferredFile)
{
Logger.Debug("AddUser for OOB Fetch Success :)");
int index = 0;
fileSystem = oobhandle.deserializeFromMemoryMappedFile(transferredFile, ref index, request.fileLength) as UserFileSystem;
Logger.Debug("Received User is " + fileSystem.ToString());
}
else
{
Logger.Debug("AddUser for OOB Fetch Success :(");
}
group.OOBDelete(request.transactionID);
TryReleaseLock(request.initiatedSystemId, request.transactionID);
Logger.Debug("Update addUser To Memory Synchronized - End");
} catch (Exception e) {
Logger.Debug("Update addUser To Memory Synchronized encountered exception " + e.ToString());
}
}
/*
* This Function is called when a New File Needs to be Added into the memory
*/
public bool sendsynchaddFileToMemory(string UserName, UserFile file, OOBHandler oobhandle, Group group, List <Address> where)
{
try {
Logger.Debug("File Operations Synch - sendsynchaddFileToMemory >> BEGIN");
bool operationResult = false;
MemoryMappedFile transferFile = null;
string fileName = FileServerComm.getInstance().transManager.generateTransactionId(UserName + "_" + file.filemetadata.filepath);
Transaction trans = new Transaction(fileName);
if (true == FileServerComm.getInstance().transManager.insertTransaction(trans))
{
try {
int writtenBytesLength = 0;
transferFile = oobhandle.serializeIntoMemoryMappedFile(fileName, file, ref writtenBytesLength);
oobhandle.sendOOBData(group, transferFile, fileName, where);
trans.waitTillSignalled();
Logger.Debug("File Operations Synch - sendsynchaddFileToMemory >> OOB Transfer of Data Complete for : "
+ file.filemetadata.filepath);
operationResult = !trans.isTimedOut;
OOBTransaction oobtrabs = new OOBTransaction(fileName, IsisSystem.GetMyAddress(), writtenBytesLength);
if (operationResult)
{
group.OrderedSend(FileServerComm.SaveFileToMemory, oobtrabs);
trans.waitTillSignalled();
Logger.Debug("File Operations Synch - sendsynchaddFileToMemory >> Ordered Send Complete Complete for : "
+ file.filemetadata.filepath);
operationResult = !trans.isTimedOut;
}
FileServerComm.getInstance().transManager.removeAndGetTransaction(fileName);
operationResult = !trans.isTimedOut;
} catch (Exception e) {
Logger.Debug("Exception during File Operations Synch - sendsynchaddFileToMemory" + e.ToString());
FileServerComm.getInstance().transManager.removeAndGetTransaction(fileName);
operationResult = false;
}
}
else
{
Logger.Debug("File Operations Synch - sendsynchaddFileToMemory >> Generation of Transaction ID Failed: " + fileName);
}
return(operationResult);
} catch (Exception e) {
Logger.Debug("Caught Exception " + e.ToString());
}
return(false);
}
/*
* This Function is to be Called when a Entire User Needs to be Moved
*/
public bool sendsynchUser(UserFileSystem file, OOBHandler oobhandle, Group group, List <Address> where)
{
try {
Logger.Debug("File Operations Synch - sendsynchUser >> BEGIN");
bool operationResult = false;
string fileName = FileServerComm.getInstance().transManager.generateTransactionId(file.metadata.clientId);
Transaction trans = new Transaction(fileName);
if (true == FileServerComm.getInstance().transManager.insertTransaction(trans))
{
try {
MemoryMappedFile transferFile = null;
int writtenBytesLength = 0;
transferFile = oobhandle.serializeIntoMemoryMappedFile(fileName, file, ref writtenBytesLength);
OOBTransaction oobtrabs = new OOBTransaction(fileName, IsisSystem.GetMyAddress(), writtenBytesLength);
oobhandle.sendOOBData(group, transferFile, fileName, where);
trans.waitTillSignalled();
operationResult = !trans.isTimedOut;
if (operationResult)
{
group.OrderedSend(FileServerComm.UpdateUser, oobtrabs);
trans.waitTillSignalled();
operationResult = !trans.isTimedOut;
}
FileServerComm.getInstance().transManager.removeAndGetTransaction(fileName);
operationResult = !trans.isTimedOut;
} catch (Exception e) {
Logger.Debug("Exception during File Operations Synch - sendsynchUser" + e.ToString());
}
}
return(operationResult);
} catch (Exception e) {
Logger.Debug("File Operations Synch - sendsynchUser >> Encountered Exception : " + e.ToString());
return(false);
}
}
/*
* Handler Function which Adds a File into Memory
*/
public void handleAddFileToMemory(object arg)
{
try {
OOBTransaction request = (OOBTransaction)arg;
UserFile userfilesys = null;
Logger.Debug("Update addFileToMemory Data Synchronized - Begin");
Group group = FileServerComm.getInstance().getFileServerGroup();
OOBHandler oobhandle = FileServerComm.getInstance().getOOBHandler();
MemoryMappedFile transferredFile = group.OOBFetch(request.transactionID);
if (null != transferredFile)
{
Logger.Debug("getUserFileInfo OOB Fetch Success :)");
int index = 0;
userfilesys = oobhandle.deserializeFromMemoryMappedFile(transferredFile, ref index, request.fileLength) as UserFile;
}
else
{
Logger.Debug("getUserFileInfo Failed Reason: OOB Fetch Failed:)");
}
if (!request.initiatedSystemId.Equals(IsisSystem.GetMyAddress()) &&
null != userfilesys)
{
filesystem.addFileSynchronized(userfilesys.filemetadata.owner, userfilesys);
}
group.OOBDelete(request.transactionID);
TryReleaseLock(request.initiatedSystemId, request.transactionID);
Logger.Debug("Update addFileToMemory Data Synchronized - End");
} catch (Exception e) {
Logger.Debug("Update addFileToMemory Data Synchronized encountered an exception " + e.ToString());
}
}
/*
* This Function is to be Called when a Entire User Needs to be Moved
*/
public bool sendsynchUser(UserFileSystem file, OOBHandler oobhandle, Group group, List<Address> where)
{
try {
Logger.Debug ("File Operations Synch - sendsynchUser >> BEGIN");
bool operationResult = false;
string fileName = FileServerComm.getInstance ().transManager.generateTransactionId (file.metadata.clientId);
Transaction trans = new Transaction (fileName);
if (true == FileServerComm.getInstance ().transManager.insertTransaction (trans)) {
try {
MemoryMappedFile transferFile = null;
int writtenBytesLength = 0;
transferFile = oobhandle.serializeIntoMemoryMappedFile (fileName, file, ref writtenBytesLength);
OOBTransaction oobtrabs = new OOBTransaction (fileName, IsisSystem.GetMyAddress (), writtenBytesLength);
oobhandle.sendOOBData (group, transferFile, fileName, where);
trans.waitTillSignalled ();
operationResult = !trans.isTimedOut;
if (operationResult) {
group.OrderedSend (FileServerComm.UpdateUser, oobtrabs);
trans.waitTillSignalled ();
operationResult = !trans.isTimedOut;
}
FileServerComm.getInstance ().transManager.removeAndGetTransaction (fileName);
operationResult = !trans.isTimedOut;
} catch (Exception e) {
Logger.Debug ("Exception during File Operations Synch - sendsynchUser" + e.ToString ());
}
}
return operationResult;
} catch (Exception e) {
Logger.Debug ("File Operations Synch - sendsynchUser >> Encountered Exception : " + e.ToString());
return false;
}
}
/*
This Function is called when a New File Needs to be Added into the memory
*/
public bool sendsynchaddFileToMemory(string UserName, UserFile file, OOBHandler oobhandle, Group group, List<Address> where)
{
try {
Logger.Debug ("File Operations Synch - sendsynchaddFileToMemory >> BEGIN");
bool operationResult = false;
MemoryMappedFile transferFile = null;
string fileName = FileServerComm.getInstance ().transManager.generateTransactionId (UserName + "_" + file.filemetadata.filepath);
Transaction trans = new Transaction (fileName);
if (true == FileServerComm.getInstance ().transManager.insertTransaction (trans)) {
try {
int writtenBytesLength = 0;
transferFile = oobhandle.serializeIntoMemoryMappedFile (fileName, file,ref writtenBytesLength);
oobhandle.sendOOBData (group, transferFile, fileName, where);
trans.waitTillSignalled ();
Logger.Debug ("File Operations Synch - sendsynchaddFileToMemory >> OOB Transfer of Data Complete for : "
+ file.filemetadata.filepath);
operationResult = !trans.isTimedOut;
OOBTransaction oobtrabs = new OOBTransaction (fileName, IsisSystem.GetMyAddress (), writtenBytesLength);
if (operationResult) {
group.OrderedSend (FileServerComm.SaveFileToMemory, oobtrabs);
trans.waitTillSignalled ();
Logger.Debug ("File Operations Synch - sendsynchaddFileToMemory >> Ordered Send Complete Complete for : "
+ file.filemetadata.filepath);
operationResult = !trans.isTimedOut;
}
FileServerComm.getInstance ().transManager.removeAndGetTransaction (fileName);
operationResult = !trans.isTimedOut;
} catch (Exception e) {
Logger.Debug ("Exception during File Operations Synch - sendsynchaddFileToMemory" + e.ToString ());
FileServerComm.getInstance ().transManager.removeAndGetTransaction (fileName);
operationResult = false;
}
} else {
Logger.Debug ("File Operations Synch - sendsynchaddFileToMemory >> Generation of Transaction ID Failed: " + fileName);
}
return operationResult;
} catch (Exception e) {
Logger.Debug("Caught Exception " + e.ToString());
}
return false;
}
