//tests sending a QueryRequest and receiving a response
static void testQueryRequestClient()
{
Guid myGuid = Guid.NewGuid();
TcpClient tcpClient = new TcpClient("172.18.9.11", 7890);
ClientThread ct = new ClientThread(tcpClient, false, myGuid);
QueryRequest qr = new QueryRequest(IPAddress.Parse(Node.GetInternetAddress()), myGuid, 777);
qr.QueryType = QueryType.Hostname;
ct.EnqueueWork(qr);
int x = 0;
while (ct.EventCount() == 0)
{
x++;
Thread.Sleep(1000);
Print("waiting for response. " + x);
}
NetworkResponse response = (NetworkResponse) ct.DequeueEvent();
Print("response: " + response.Type + " reason: " + response.Reason);
ct.RequestStop();
Print("requested stop");
while (ct.IsAlive())
{
x++;
Thread.Sleep(1000);
Print("waiting for thread to die. " + x);
}
Print("thread dead.");
Console.WriteLine("press a key to continue");
Console.ReadKey();
}
protected void processQueryRequest(ClientThread ct, QueryRequest request)
{
Logger.Debug("EchoBackupService:processQueryRequest doing nothing");
//todo
}
private void processRemoteQueryRequest(QueryRequest request)
{
//todo: process queries by responding with values from Node staitc methods
//each query's Field string should have the name of the Backend.QueryType enum
QueryType qt = request.QueryType;
string reason = "";
ResponseType rt = ResponseType.Yes;
switch (qt)
{
case QueryType.BackupSpace:
reason = Node.GetBackupSpace().ToString();
break;
case QueryType.FreeSpace:
reason = Node.GetFreeSpace().ToString();
break;
case QueryType.Hostname:
reason = Node.GetHostName();
break;
case QueryType.IPAddress:
reason = Node.GetInternetAddress();
break;
case QueryType.MACAddress:
reason = Node.GetMAC();
break;
case QueryType.NonBackupSpace:
reason = Node.GetNonBackupSpace().ToString();
break;
case QueryType.TotalSpace:
reason = Node.GetTotalSize().ToString();
break;
default:
rt = ResponseType.NotImplemented;
break;
}
sendMessage(tcpClient, new NetworkResponse(rt, reason, this.guid, request.SequenceNumber));
}
private void processMyQueryRequest(QueryRequest request)
{
int ret = sendMessage(tcpClient, request);
NetworkResponse response = (NetworkResponse)receiveMessage(tcpClient);
//add response to eventQueue
lock (_lock)
{
eventQueue.Enqueue(response);
}
}
/*/// <summary>
/// Responds to a QueryRequest from a remote node by sending a NetworkResponse object. This method blocks until the response is sent.
/// </summary>
/// <param name="request">The NetworkRequest that we are responding to</param>
/// <param name="response">The response code to be sent to the remote node</param>
/// <param name="details">The details of or reason for the response</param>
public void RespondToQuery(QueryRequest request, ResponseType response, string details)
{
NetworkResponse networkResponse = new NetworkResponse(response, details, guid, request.SequenceNumber);
int ret = sendMessage(tcpClient, networkResponse);
if (ret == -1)
{
Logger.Error("ClientThread:respondToQuery failed to respond to a node. Response: " + response + " sequenceNumber: " + request.SequenceNumber + " Details: " + details);
}
else
{
Logger.Info("ClientThread:respondToQuery successfully responded to a node. Response: " + response + " sequenceNumber: " + request.SequenceNumber + " Details: " + details);
}
}*/
public void RespondToQuery(QueryRequest request)
{
lock (_lock)
{
working = true;
workQueue.Enqueue(request);
}
}
protected void processQueryRequest(ClientThread ct, QueryRequest request)
{
Logger.Debug("EchoBackupService:processQueryRequest doing nothing");
//todo
}