/// <summary>
/// Gets the routing table.
/// </summary>
/// <returns>Routing table based on the mapped network.</returns>
public List <RoutingTableEntry> GetRoutingTable()
{
List <RoutingTableEntry> routingTable = new List <RoutingTableEntry>();
for (int i = 1; i < rank; i++)
{
RoutingTableEntry entry = new RoutingTableEntry();
entry.Node = allNodes[i];
entry.Distance = distances[i];
if (entry.Distance == -1)
{
continue;
}
int currentNode = i;
while (previousNodes[currentNode] != 0)
{
currentNode = previousNodes[currentNode];
}
entry.NextHop = allNodes[currentNode];
routingTable.Add(entry);
}
return(routingTable);
}
public override void Execute()
{
BACnetPacket incomingPkt;
//if (!(deviceNode.device.GetType() == typeof(Router)))
//{
// MarkDiagnosticWithNote("Device is not a router, cannot run this test");
// return;
//}
// todo, block this queue unless a diagnostic is running
// clear the queue
ClearIncomingPacketQueue();
try
{
BACnetUtil.SendInitRoutingTable(_apm, _bnm, new DADR(devicTreeNode.device.adr));
incomingPkt = waitForPacket(5000, BACnetEnums.BACNET_NETWORK_MESSAGE_TYPE.NETWORK_MESSAGE_INIT_RT_TABLE_ACK); // todo, add fromaddress...
// got it.
foreach (RoutingTableEntry rte in incomingPkt.routerTableList)
{
Console.WriteLine(rte.ToString());
}
// record the number of entries, and record the last item
int entrycount = incomingPkt.routerTableList.Count;
if (entrycount < 1 || entrycount > 255)
{
Console.WriteLine("Failed this time around");
// test fails, impossible count
return;
//throw new Exception("m0525-Totally bogus router table entry count");
}
RoutingTableEntry rtDupe = incomingPkt.routerTableList[entrycount - 1];
// now write the last entry again.
BACnetPacket outgoingPkt = new BACnetPacket(_apm, BACnetEnums.BACNET_NETWORK_MESSAGE_TYPE.NETWORK_MESSAGE_INIT_RT_TABLE);
outgoingPkt.SetDestination(new DADR(incomingPkt.srcDevice.adr));
outgoingPkt.routerTableList = new List <RoutingTableEntry>();
outgoingPkt.routerTableList.Add(rtDupe);
outgoingPkt.EncodeBACnet();
_bnm.insideSocket.OurSendTo(outgoingPkt.buffer, outgoingPkt.optr, incomingPkt.srcDevice.adr.ResolvedIPEP());
// wait for the ack
incomingPkt = waitForPacket(5000, BACnetEnums.BACNET_NETWORK_MESSAGE_TYPE.NETWORK_MESSAGE_INIT_RT_TABLE_ACK);
// drop the packet
// re-read the routing table
BACnetUtil.SendInitRoutingTable(_apm, _bnm, new DADR(devicTreeNode.device.adr));
incomingPkt = waitForPacket(5000, BACnetEnums.BACNET_NETWORK_MESSAGE_TYPE.NETWORK_MESSAGE_INIT_RT_TABLE_ACK);
foreach (RoutingTableEntry rte in incomingPkt.routerTableList)
{
Console.WriteLine(rte.ToString());
}
// record the number of entries, and record the last item
if (incomingPkt.routerTableList.Count != entrycount)
{
Console.WriteLine("m0165-Failed entrycount");
// Todo, check if this _IS_ OK.
MarkDiagnosticFailed("The entrycount did not remain the same, i.e. The router allowed the addition of a duplicate Network Number");
return;
}
}
catch (TimeoutException)
{
// todo-put a wrapper around execute and catch all executions in a common area..
MarkDiagnosticFailed("Timeout");
return;
}
catch (Exception ex)
{
// other types of exception...
throw ex;
//BACnetLibrary.Panic(ex.ToString());
//return;
}
MarkDiagnosticSuccess();
Console.WriteLine("Diag done");
}
