private void WriteToClient(NamedPipeMessages.AttachGvFltRequest.Response response)
{
NamedPipeMessages.Message message = response.ToMessage();
if (!this.connection.TrySendResponse(message))
{
this.tracer.RelatedError("Failed to send line to client: {0}", message);
}
}
private bool AttachGvFltThroughService(GVFSEnlistment enlistment, out string errorMessage)
{
errorMessage = string.Empty;
NamedPipeMessages.AttachGvFltRequest request = new NamedPipeMessages.AttachGvFltRequest();
request.EnlistmentRoot = enlistment.EnlistmentRoot;
using (NamedPipeClient client = new NamedPipeClient(this.ServicePipeName))
{
if (!client.Connect())
{
errorMessage = "Unable to mount because GVFS.Service is not responding. " + GVFSVerb.StartServiceInstructions;
return(false);
}
try
{
client.SendRequest(request.ToMessage());
NamedPipeMessages.Message response = client.ReadResponse();
if (response.Header == NamedPipeMessages.AttachGvFltRequest.Response.Header)
{
NamedPipeMessages.AttachGvFltRequest.Response message = NamedPipeMessages.AttachGvFltRequest.Response.FromMessage(response);
if (!string.IsNullOrEmpty(message.ErrorMessage))
{
errorMessage = message.ErrorMessage;
return(false);
}
if (message.State != NamedPipeMessages.CompletionState.Success)
{
errorMessage = "Failed to attach GvFlt to volume.";
return(false);
}
else
{
return(true);
}
}
else
{
errorMessage = string.Format("GVFS.Service responded with unexpected message: {0}", response);
return(false);
}
}
catch (BrokenPipeException e)
{
errorMessage = "Unable to communicate with GVFS.Service: " + e.ToString();
return(false);
}
}
}
public void Run()
{
string errorMessage;
NamedPipeMessages.CompletionState state = NamedPipeMessages.CompletionState.Success;
if (!GvFltFilter.TryAttach(this.tracer, this.request.EnlistmentRoot, out errorMessage))
{
state = NamedPipeMessages.CompletionState.Failure;
this.tracer.RelatedError("Unable to attach filter to volume. Enlistment root: {0} \nError: {1} ", this.request.EnlistmentRoot, errorMessage);
}
NamedPipeMessages.AttachGvFltRequest.Response response = new NamedPipeMessages.AttachGvFltRequest.Response();
response.State = state;
response.ErrorMessage = errorMessage;
this.WriteToClient(response.ToMessage(), this.connection, this.tracer);
}
