Exemple #1
0
 protected override void Main()
 {
     ulong seqNum = 0;
     var remote1 = new System.Net.IPEndPoint(IPAddress.Loopback, 4001);
     var remote2 = new System.Net.IPEndPoint(IPAddress.Loopback, 4002);
     var remote3 = new System.Net.IPEndPoint(IPAddress.Loopback, 4003);
     while (true)
     {
         var msg = new RequestMessage(seqNum);
         seqNum++;
         Console.WriteLine("Client: Sending a request with a sequence number " + msg.GetSeqNum());
         this.Send(msg, remote1);
         this.Send(msg, remote2);
         this.Send(msg, remote3);
         Thread.Sleep(10000);                
     }
 }
Exemple #2
0
        protected override void Main(ulong id, ulong num_reqs_at_once)
        {
            ulong seq_num = 0;            

            this.udpClient = new System.Net.Sockets.UdpClient(6000+(int)id);
            this.udpClient.Client.ReceiveTimeout = 1000;
            ulong myaddr = MyAddress64();

            int serverIdx = 0;
            
            if (num_reqs_at_once == 0)
            {
                while (true)
                {
                    // Make the sequence number a time stamp
                    //var newSeqNum = (ulong) HiResTimer.UtcNow.Ticks;
                    //if (newSeqNum == seqNum) {
                    //    seqNum = newSeqNum + 1;
                    //}
                    //else
                    //{
                    //    seqNum = newSeqNum;
                    //}

                    seq_num++;
                    var msg = new RequestMessage(seq_num, myaddr);

                    Trace("Client " + id.ToString() + ": Sending a request with a sequence number " + msg.GetSeqNum() + " to " + ClientBase.endpoints[serverIdx].ToString());

                    var start_time = HiResTimer.Ticks;
                    this.Send(msg, ClientBase.endpoints[serverIdx]);
                    //foreach (var remote in ClientBase.endpoints)
                    //{
                    //    this.Send(msg, remote);
                    //}

                    // Wait for the reply
                    var received_reply = false;
                    while (!received_reply)
                    {
                        byte[] bytes;
                        try
                        {
                            bytes = Receive();
                        }
                        catch (System.Net.Sockets.SocketException e)
                        {
                            serverIdx = (serverIdx + 1) % ClientBase.endpoints.Count();
                            Console.WriteLine("#timeout; rotating to server {0}", serverIdx);
                            Console.WriteLine(e.ToString());
                            break;
                        }
                        var end_time = HiResTimer.Ticks;
                        Trace("Got the following reply:" + ByteArrayToString(bytes));
                        if (bytes.Length == 32)
                        {
                            var reply_seq_num = ExtractBE64(bytes, offset: 8);
                            if (reply_seq_num == seq_num)
                            {
                                received_reply = true;
                                // Report time in milliseconds, since that's what the Python script appears to expect
                                Console.Out.WriteLine(string.Format("#req{0} {1} {2} {3}", seq_num, (ulong)(start_time * 1.0 / Stopwatch.Frequency * Math.Pow(10, 3)), (ulong)(end_time * 1.0 / Stopwatch.Frequency * Math.Pow(10, 3)), id));
                                //long n = Interlocked.Increment(ref num_reqs);
                                //if (1 == n || n % 1000 == 0)
                                //{
                                //    Console.WriteLine("{0} requests completed.", n);
                                //}
                            }
                        }
                        else
                        {
                            
                            Console.Error.WriteLine("Got an unexpected packet length: " + bytes.Length);
                        }
                    }
                }
            }
            else
            {
                UDPListener(num_reqs_at_once);

                for (ulong i = 0; i < num_reqs_at_once; i++)
                {
                    var msg = new RequestMessage(seq_num, myaddr);
                    seq_num++;
                    Trace("Client " + id.ToString() + ": Sending a request with a sequence number " + msg.GetSeqNum() + " to " + ClientBase.endpoints[serverIdx].ToString());

                    this.Send(msg, ClientBase.endpoints[serverIdx]);

                }
            }
        }
        protected override void Main(ulong id, ulong num_reqs_at_once)
        {
            ulong seq_num = 0;

            this.udpClient = new System.Net.Sockets.UdpClient(6000 + (int)id);
            this.udpClient.Client.ReceiveTimeout = 1000;
            ulong myaddr = MyAddress64();

            int serverIdx = 0;

            if (num_reqs_at_once == 0)
            {
                while (true)
                {
                    // Make the sequence number a time stamp
                    //var newSeqNum = (ulong) HiResTimer.UtcNow.Ticks;
                    //if (newSeqNum == seqNum) {
                    //    seqNum = newSeqNum + 1;
                    //}
                    //else
                    //{
                    //    seqNum = newSeqNum;
                    //}

                    seq_num++;
                    var msg = new RequestMessage(seq_num, myaddr);

                    Trace("Client " + id.ToString() + ": Sending a request with a sequence number " + msg.GetSeqNum() + " to " + ClientBase.endpoints[serverIdx].ToString());

                    var start_time = HiResTimer.Ticks;
                    this.Send(msg, ClientBase.endpoints[serverIdx]);
                    //foreach (var remote in ClientBase.endpoints)
                    //{
                    //    this.Send(msg, remote);
                    //}

                    // Wait for the reply
                    var received_reply = false;
                    while (!received_reply)
                    {
                        byte[] bytes;
                        try
                        {
                            bytes = Receive();
                        }
                        catch (System.Net.Sockets.SocketException e)
                        {
                            serverIdx = (serverIdx + 1) % ClientBase.endpoints.Count();
                            Console.WriteLine("#timeout; rotating to server {0}", serverIdx);
                            Console.WriteLine(e.ToString());
                            break;
                        }
                        var end_time = HiResTimer.Ticks;
                        Trace("Got the following reply:" + ByteArrayToString(bytes));
                        if (bytes.Length == 32)
                        {
                            var reply_seq_num = ExtractBE64(bytes, offset: 8);
                            if (reply_seq_num == seq_num)
                            {
                                received_reply = true;
                                // Report time in milliseconds, since that's what the Python script appears to expect
                                Console.Out.WriteLine(string.Format("#req{0} {1} {2} {3}", seq_num, (ulong)(start_time * 1.0 / Stopwatch.Frequency * Math.Pow(10, 3)), (ulong)(end_time * 1.0 / Stopwatch.Frequency * Math.Pow(10, 3)), id));
                                //long n = Interlocked.Increment(ref num_reqs);
                                //if (1 == n || n % 1000 == 0)
                                //{
                                //    Console.WriteLine("{0} requests completed.", n);
                                //}
                            }
                        }
                        else
                        {
                            Console.Error.WriteLine("Got an unexpected packet length: " + bytes.Length);
                        }
                    }
                }
            }
            else
            {
                UDPListener(num_reqs_at_once);

                for (ulong i = 0; i < num_reqs_at_once; i++)
                {
                    var msg = new RequestMessage(seq_num, myaddr);
                    seq_num++;
                    Trace("Client " + id.ToString() + ": Sending a request with a sequence number " + msg.GetSeqNum() + " to " + ClientBase.endpoints[serverIdx].ToString());

                    this.Send(msg, ClientBase.endpoints[serverIdx]);
                }
            }
        }
        protected override void Main()
        {
            ulong seqNum  = 0;
            var   remote1 = new System.Net.IPEndPoint(IPAddress.Loopback, 4001);
            var   remote2 = new System.Net.IPEndPoint(IPAddress.Loopback, 4002);
            var   remote3 = new System.Net.IPEndPoint(IPAddress.Loopback, 4003);

            while (true)
            {
                var msg = new RequestMessage(seqNum);
                seqNum++;
                Console.WriteLine("Client: Sending a request with a sequence number " + msg.GetSeqNum());
                this.Send(msg, remote1);
                this.Send(msg, remote2);
                this.Send(msg, remote3);
                Thread.Sleep(10000);
            }
        }