/// <summary>
/// Sends messages to network agents instructing them to create flows.
/// The messages are sent synchronously in parallel and control is not returned to the
/// caller until all network agents have replied.
/// </summary>
public void InstallFlows()
{
ValidateState(RateControllerState.Init, "InstallFlows");
ManualResetEvent NetMessagesComplete = NetBeginMessagePairs(netRateController.InstallFlows);
MessageTypes replyType = MessageTypes.MessageTypeFlowCreateAck;
int typeIndex = (int)replyType;
lock (LockPendingReplies[typeIndex])
{
foreach (Connection conn in AgentNameToConn.Values)
{
if (conn.ListQueues.Count == 0)
continue;
OktoQueue[] arrayQosArg = new OktoQueue[conn.ListQueues.Count];
for (int i = 0; i < conn.ListQueues.Count; i++)
arrayQosArg[i] = conn.ListQueues[i];
Console.WriteLine("Installing {0} OktoFs flows on host {1}", arrayQosArg.Length, conn.HostName);
MessageFlowCreate mFlowCreate = new MessageFlowCreate(++SeqNo, arrayQosArg);
SendParallel(conn, mFlowCreate.Serialize, replyType, mFlowCreate.SeqNo);
}
WaitForParallelReplies(replyType, Parameters.FLOWC_MESSAGE_TIMEOUT_MS);
} // lock
replyType = MessageTypes.MessageTypeIoFlowCreateAck;
typeIndex = (int)replyType;
lock (LockPendingReplies[typeIndex])
{
foreach (Connection conn in IoFlowNameToConn.Values)
{
if (conn.DictIoFlows.Count == 0)
continue;
Console.WriteLine("Installing {0} IoFlow flows on host {1}", conn.DictIoFlows.Count, conn.HostName);
List<Flow> ListIoFlows = conn.DictIoFlows.Values.ToList<Flow>();
MessageIoFlowCreate mIoFlowCreate = new MessageIoFlowCreate(++SeqNo, ListIoFlows);
SendParallel(conn, mIoFlowCreate.Serialize, replyType, mIoFlowCreate.SeqNo);
}
WaitForParallelReplies(replyType, Parameters.FLOWC_MESSAGE_TIMEOUT_MS);
} // lock
NetMessagesComplete.WaitOne();
//
// Optionally enable netRateController alert notification and/or RX stats recording.
//
UInt64 AlertMask = 0;
//AlertMask |= (UInt64)OktoAlertType.AlertRxStats;
//AlertMask |= (UInt64)OktoAlertType.AlertNoRap; // Can be very noisy at agents.
//AlertMask |= (UInt64)OktoAlertType.AlertNotActive;
if (AlertMask != 0)
netRateController.SetAlertVec(AlertMask);
}
public static MessageIoFlowCreate CreateFromNetBytes(byte[] buffer, int offset)
{
int oldOffset = offset;
MessageIoFlowCreate msg = new MessageIoFlowCreate();
msg.Length = (uint)Utils.Int32FromNetBytes(buffer, offset); offset += 4;
msg.SeqNo = (uint)Utils.Int32FromNetBytes(buffer, offset); offset += 4;
msg.MessageType = buffer[offset++];
msg.ListParams = new List<IoFlowMessageParams>();
int countParams = Utils.Int32FromNetBytes(buffer, offset); offset += 4;
for (int i = 0; i < countParams; i++)
{
IoFlowMessageParams ioFlowParams = IoFlowMessageParams.CreateFromNetBytes(buffer, offset);
msg.ListParams.Add(ioFlowParams);
offset += ioFlowParams.NetByteCount;
}
return msg;
}
