static void Main(string[] args)
{
string[] arguments = Environment.GetCommandLineArgs();
try
{
SubnetworkConfig.LoadConfig(arguments[1]);
}
catch (Exception e)
{
Console.WriteLine(e.Message);
Console.ReadLine();
Environment.ExitCode = 0;
}
SubnetworkServer subnetworkServer = new SubnetworkServer();
subnetworkServer.ExternalAddress = SubnetworkConfig.externalAddress;
subnetworkServer.StartListener(arguments[2], arguments[3], arguments[4]);
Console.ReadLine();
}
private bool ConnectionRequestOut(SNP pathBegin, SNP pathEnd)
{
LogClass.WhiteLog("[CC] Sending ConnectionRequestOut between ports: " + pathBegin.Address + " and " + pathEnd.Address);
//wysyla do cc poziom niżej wiadomosc connection request
IPAddress subnetworkAddress = null;
IPAddress subnetworkAddressMask = null;
foreach (SubnetworkAddress sub in ContainedSubnetworksAddresses)
{
if (IPAddressExtensions.IsInSameSubnet(sub.subnetAddress, IPAddress.Parse(pathBegin.Address), sub.subnetMask))
{
subnetworkAddress = sub.subnetAddress;
subnetworkAddressMask = sub.subnetMask;
}
}
SubnetworkAddress subnetAddress = new SubnetworkAddress(subnetworkAddress.ToString(), subnetworkAddressMask.ToString());
return(SubnetworkServer.SendConnectionRequest(pathBegin, pathEnd, subnetAddress));
}
public bool DeleteConnectionRequestOut(SNP pathBegin, SNP pathEnd)
{
LogClass.Log("[DEBUG] sending delete connection request out between " + pathBegin.Address + " and " + pathEnd.Address);
//wysyla do cc poziom niżej wiadomosc usuwaj jak szalony konik
IPAddress subnetworkAddress = null;
IPAddress subnetworkAddressMask = null;
foreach (SubnetworkAddress sub in ContainedSubnetworksAddresses)
{
if (IPAddressExtensions.IsInSameSubnet(sub.subnetAddress, IPAddress.Parse(pathBegin.Address), sub.subnetMask))
{
subnetworkAddress = sub.subnetAddress;
subnetworkAddressMask = sub.subnetMask;
}
}
SubnetworkAddress subnetAddress = new SubnetworkAddress(subnetworkAddress.ToString(), subnetworkAddressMask.ToString());
SubnetworkServer.SendConnectionRequest(pathBegin, pathEnd, subnetAddress);
return(true);
}
static void Main(string[] args)
{
Console.Title = "Subnetwork " + CustomSocket.Config.getProperty("SubnetworkAddress");
ConnectionController CC = new ConnectionController();
LinkResourceManager LRM = new LinkResourceManager();
RoutingController RC = new RoutingController(CC.ContainedSubnetworksAddresses, LRM.Links);
SubnetworkServer.init(CC, RC, LRM);
LoadEdgeSNPPs(CC, LRM);
string decision;
do
{
decision = Console.ReadLine().Trim();
if (decision.StartsWith("kill"))
{
string[] killParams = decision.Split(' ');
string firstSNPaddress = killParams[1];
string secondSNPaddress = killParams[2];
CustomSocket.LogClass.MagentaLog("Removing link: " + firstSNPaddress + " - " + secondSNPaddress);
List <Tuple <string, string, int> > pathsToReroute = CC.GetPathsContainingThisSNP(firstSNPaddress);
foreach (var path in pathsToReroute)
{
CC.DeleteConnection(path.Item1, path.Item2);
RC.DeleteLink(firstSNPaddress, secondSNPaddress);
CC.ConnectionRequestFromNCC(path.Item1, path.Item2, path.Item3);
}
}
else if (decision.StartsWith("restore"))
{
string[] restoreParams = decision.Split(' ');
string firstSNPPaddress = restoreParams[1];
string secondSNPPaddress = restoreParams[2];
RC.RestoreLink(firstSNPPaddress, secondSNPPaddress);
}
}while (decision != "exit");
}
private void Topology(SNP localTopologyUpdate)
{
//wysyła SNP, które zostało uaktualnione do RC
//Wywołanie metody serwera, która jeszcze nie jest zrobiona
SubnetworkServer.SendTopologyUpdateToRC(localTopologyUpdate.Deleting, localTopologyUpdate);
}
private bool DeletePeerCoordinationOut(SNP lastSNPinThisDomain, string pathEndAddressFromDifferentDomain)
{
LogClass.WhiteLog("[CC] Sending deletePeerCoordination: " + lastSNPinThisDomain.Address + " to " + pathEndAddressFromDifferentDomain);
return(SubnetworkServer.SendPeerCoordination(lastSNPinThisDomain, pathEndAddressFromDifferentDomain, false));
}
private bool PeerCoordinationOut(SNP SNPpathBegin, string AddressPathEnd)
{
LogClass.WhiteLog("[CC] Sending peerCoordination: " + SNPpathBegin.Address + " to " + AddressPathEnd);
return(SubnetworkServer.SendPeerCoordination(SNPpathBegin, AddressPathEnd, true));
}
public bool PeerCoordinationIn(SNP pathBegin, string pathEnd)
{
LogClass.Log("[DEBUG] incoming peercoordination from" + pathBegin.Address + " to " + pathEnd);
string[] existingConnKey = new string[] { pathBegin.Address, pathEnd };
string beginAddressForDict = pathBegin.Address;
//Lista SNP dla tworzonego aktualnie polaczenia
List <SNP> SNPList = new List <SNP>();
//sprawdza, z ktorej domeny przyszedl SNP i podmienia jego adres na adres swojego SNPP brzegowego
foreach (SubnetworkAddress domainAddress in OtherDomainSNPPAddressTranslation.Keys)
{
if (IPAddressExtensions.IsInSameSubnet(IPAddress.Parse(pathBegin.Address), domainAddress.subnetAddress, domainAddress.subnetMask))
{
Tuple <IPAddress, IPAddress> foundTranslation = OtherDomainSNPPAddressTranslation[domainAddress].Find(x => x.Item1.ToString() == pathBegin.Address);
IPAddress translatedAddress = foundTranslation.Item2;
Console.WriteLine("TRANSALATED FROM" + pathBegin.Address + " TO " + translatedAddress.ToString());
pathBegin.Address = translatedAddress.ToString();
}
}
Console.WriteLine("DEFENITELY TRANSALATED TO " + pathBegin.Address);
//przepustowosc bierzemy z przekazanego SNP
SNPList.Add(new SNP(pathBegin.Label, pathBegin.Address, pathBegin.OccupiedCapacity, null, null));
SNPList.Add(new SNP(0, pathEnd, pathBegin.OccupiedCapacity, pathBegin.PathBegin, pathBegin.PathEnd));
//Zapamietaj SNPlist z polaczeniem mdzy takimi adresami
existingConnections.Add(existingConnKey, SNPList);
List <SNPP> SNPPList = RouteTableQuery(pathBegin.Address, pathEnd, pathBegin.OccupiedCapacity);
for (int index = 0; index < SNPPList.Count; index += 2)
{
SNPP SNPPpathBegin = SNPPList[index];
SNPP SNPPpathEnd = SNPPList[index + 1];
Tuple <SNP, SNP> SNPpair = LinkConnectionRequest(SNPPpathBegin, SNPPpathEnd, pathBegin.OccupiedCapacity);
SNPList.Add(SNPpair.Item1);
SNPList.Add(SNPpair.Item2);
}
//Wysłanie ConnectionRequesta do podsieci, jeżeli na liscie SNP zajdą się 2 adresy brzegowe tej podsieci
List <SNP> connected = new List <SNP>();
for (int index = 0; index < SNPList.Count - 1; index++)
{
SNP SNPpathBegin = SNPList[index];
for (int jndex = index + 1; jndex < SNPList.Count; jndex++)
{
SNP SNPpathEnd = SNPList[jndex];
if (BelongsToSubnetwork(SNPpathBegin, SNPpathEnd))
{
LogClass.WhiteLog("[DEBUG] Sending ConnectionRequest between" + SNPpathBegin.Address + SNPpathEnd.Deleting + "and" + SNPpathEnd.Address + SNPpathBegin.Deleting);
if (ConnectionRequestOut(SNPpathBegin, SNPpathEnd))
{
connected.Add(SNPpathBegin);
connected.Add(SNPpathEnd);
LogClass.Log("Subnetwork Connection set properly.");
}
else
{
connected.ForEach(x => x.Deleting = true);
for (int i = 0; i < connected.Count; i += 2)
{
DeleteLinkConnectionRequest(connected.ElementAt(i), connected.ElementAt(i + 1));
}
for (int i = 0; i < connected.Count; i += 2)
{
ConnectionRequestOut(connected.ElementAt(i), connected.ElementAt(i + 1));
LogClass.WhiteLog("[DEBUG] Sending DeleteConnectionRequest between" + SNPpathBegin.Address + SNPpathEnd.Deleting + "and" + SNPpathEnd.Address + SNPpathBegin.Deleting);
}
SubnetworkServer.callIgnoreLinkInRC(SNPpathBegin);
SubnetworkServer.callIgnoreLinkInRC(SNPpathEnd);
LogClass.Log("Epic fail.");
return(false);
}
}
}
}
return(true); //Jesli polaczenie zestawiono poprawnie
}
public bool ConnectionRequestFromCC(SNP pathBegin, SNP pathEnd)
{
List <SNPP> SNPPList = RouteTableQuery(pathBegin.Address, pathEnd.Address, pathBegin.OccupiedCapacity);
//Lista SNP dla tworzonego aktualnie polaczenia
List <SNP> SNPList = new List <SNP>();
SNPList.Add(pathBegin);
SNPList.Add(pathEnd);
for (int index = 0; index < SNPPList.Count; index += 2)
{
SNPP SNPPpathBegin = SNPPList[index];
SNPP SNPPpathEnd = SNPPList[index + 1];
Tuple <SNP, SNP> SNPpair = LinkConnectionRequest(SNPPpathBegin, SNPPpathEnd, pathBegin.OccupiedCapacity);
SNPList.Add(SNPpair.Item1);
SNPList.Add(SNPpair.Item2);
}
//Zapamietaj SNPlist z polaczeniem mdzy takimi adresami
existingConnections.Add(new string[] { pathBegin.Address, pathEnd.Address }, SNPList);
//Wysłanie ConnectionRequesta do podsieci, jeżeli na liscie SNP zajdą się 2 adresy brzegowe tej podsieci
List <SNP> connected = new List <SNP>();
for (int index = 0; index < SNPList.Count - 1; index++)
{
SNP SNPpathBegin = SNPList[index];
for (int jndex = index + 1; jndex < SNPList.Count; jndex++)
{
SNP SNPpathEnd = SNPList[jndex];
if (BelongsToSubnetwork(SNPpathBegin, SNPpathEnd))
{
if (ConnectionRequestOut(SNPpathBegin, SNPpathEnd))
{
connected.Add(SNPpathBegin);
connected.Add(SNPpathEnd);
LogClass.Log("Subnetwork Connection set properly.");
}
else
{
connected.ForEach(x => x.Deleting = true);
for (int i = 0; i < connected.Count; i += 2)
{
DeleteLinkConnectionRequest(connected.ElementAt(i), connected.ElementAt(i + 1));
}
for (int i = 0; i < connected.Count; i += 2)
{
ConnectionRequestOut(connected.ElementAt(i), connected.ElementAt(i + 1));
}
SubnetworkServer.callIgnoreLinkInRC(SNPpathBegin);
SubnetworkServer.callIgnoreLinkInRC(SNPpathEnd);
LogClass.Log("Epic fail.");
return(false);
}
}
}
}
return(true); //Jesli polaczenie zestawiono poprawnie
}
private void DeleteLinkConnectionRequest(SNP SNPpathBegin, SNP SNPpathEnd)
{
SubnetworkServer.CallDeleteLinkConnectionRequestInLRM(SNPpathBegin, SNPpathEnd, 0);
}
private Tuple <SNP, SNP> LinkConnectionRequest(SNPP connectionBegin, SNPP connectionEnd, int capacity)
{
Tuple <SNP, SNP> SNPpair = SubnetworkServer.callLinkConnectionRequestInLRM(connectionBegin, connectionEnd, capacity);
return(SNPpair);
}
private List <SNPP> RouteTableQuery(string pathBegin, string pathEnd, int capacity)
{
List <SNPP> SNPPlist = SubnetworkServer.callRouteTableQueryInRC(pathBegin, pathEnd, capacity);
return(SNPPlist);
}
