private bool TryGetHandle(uint requestId, string name, out SftpHandle handle)
{
if (handles.ContainsKey(name))
{
handle = handles[name];
return(true);
}
else
{
handle = null;
var status = new StatusPacket
{
Id = requestId,
StatusCode = StatusPacket.Failure,
ErrorMessage = "unknown channel"
};
Send(status);
return(false);
}
}
private void HandlePacket(OpenDirPacket packet)
{
logger.LogDebug("Processing OpenDir SFTP packet, Id={Id}, Path='{Path}'.", packet.Id, packet.Path);
// If they cannot read the directory, respond with a status packet.
if (!fileSystem.CanReadDirectory(packet.Path))
{
var status = new StatusPacket
{
Id = packet.Id,
StatusCode = StatusPacket.PermissionDenied,
ErrorMessage = "permission denied"
};
Send(status);
}
else
{
// Create a new channel
// TODO - use a factory to create the handle, so it can get its own logger
var handleId = Interlocked.Increment(ref nextChannelId).ToString();
var handle = new SftpHandle(this, handleId, fileSystem, logger);
handles.Add(handleId, handle);
handle.OpenDir(packet.Path);
var response = new HandlePacket
{
Id = packet.Id,
Handle = handle.Name
};
Send(response);
}
}
