public static void computeUtility(string[] commandPieces, resultObject Result)
{
//usage computeutility AS d iteration
if (commandPieces.Length < 4)
{
Console.WriteLine("computeutility [ASN] [dest] [iteration]");
return;
}
UInt32 ASN, dest;
Int32 iter;
if (!UInt32.TryParse(commandPieces[1], out ASN) || !UInt32.TryParse(commandPieces[2], out dest) || !Int32.TryParse(commandPieces[3], out iter))
{
Console.WriteLine("bad params");
return;
}
if (iter > Result.state.Count)
{
Console.WriteLine("iteration too large.");
return;
}
bool[] iterState = Result.state[iter];
foreach (var stub in Result.g.getStubs())
iterState[stub] = true;//turn on the stubs as in the sim
SimulatorLibrary.setUtilityComputation(UtilityComputationType.outgoing);
GlobalState initial = SimulatorLibrary.initGlobalState(Result.g, Result.earlyAdopters, Result.weightedNodes, short.Parse(Result.k));
Destination d = new Destination(SimulatorLibrary.initMiniDestination(Result.g, dest, false));
d.UpdatePaths(iterState);
d.ComputeU(initial.W);
Console.WriteLine("Utility for " + ASN + " in iteration: " + iter + " is " + d.U[ASN]);
Worker w = new Worker();
int afterFlip= w.ComputeUtility(d.BucketTable, d.Best, d.ChosenParent, d.SecP, iterState, ASN, d.L[ASN], d.BestRelation[ASN], initial.W);
Console.WriteLine("Utility for " + ASN + " in iteration: " + iter + " if they flip is " +afterFlip);
}
private bool flipallU(ref List<Destination> ds, ref NetworkGraph g, ref GlobalState globalState, string command)
{
Console.WriteLine("Flipping state:");
string[] cpieces = command.Split(" ".ToCharArray(), StringSplitOptions.RemoveEmptyEntries);
if (cpieces.Length < 1)
{
Console.WriteLine("usage: flipallu <quiet?>");
return false;
}
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
List<UInt32> toflip = new List<UInt32>();
bool quiet = false;
if (command.Split(" ".ToCharArray(), StringSplitOptions.RemoveEmptyEntries).Length > 1)
{
quiet = true;
Console.WriteLine("you have selected quiet mode");
}
List<UInt32> nonstubs = g.getNonStubs();
Int64[] deltaU = new Int64[Constants._numASNs];
for (int i = 0; i < deltaU.Length; i++)
deltaU[i] = 0;
foreach (Destination d in ds)
{
foreach (UInt32 ASN in nonstubs)
{
if (d.Best[ASN] != null)//make sure this AS has a route to our destination
{
Worker w = new Worker();
int notASN = w.ComputeUtility(d.BucketTable, d.Best, d.ChosenParent, d.SecP, globalState.S, ASN, d.L[ASN], d.BestRelation[ASN], globalState.W);
deltaU[ASN] += (notASN - d.U[ASN]);
}
}
}
int flipped = 0;
for (int ASN = 0; ASN < deltaU.Length;ASN++ )
{
if (deltaU[ASN] > 0)//positive change in utility for this ASN
{
flipped++;
if (globalState.S[ASN])
Console.WriteLine("AS: " + ASN + " is rolling back!!!");
globalState.S[ASN] = !globalState.S[ASN];
if (!quiet)
{
Console.WriteLine("AS: " + ASN + " had change in utility of " + deltaU[ASN]);
}
}
}
stopwatch.Stop();
Console.WriteLine("flip u took " + stopwatch.ElapsedMilliseconds + " ms");
Console.WriteLine("it flipped " + flipped + " ASes");
return true;
}
private bool flipU(ref List<Destination> ds, ref NetworkGraph g, ref GlobalState globalState,string command)
{
Console.WriteLine("Flipping state:");
string[] cpieces = command.Split(" ".ToCharArray(), StringSplitOptions.RemoveEmptyEntries);
if (cpieces.Length < 2)
{
Console.WriteLine("usage: flipu <d> <quiet?>");
return false;
}
Destination d = new Destination();
UInt32 destNum;
if (!UInt32.TryParse(cpieces[1], out destNum))
{
Console.WriteLine("invalid destination number");
return false;
}
foreach (Destination curr in ds)
{
if (curr.destination == destNum)
d = curr;
}
if (d.BucketTable == null)
{
Console.WriteLine("null bucket table!");
return false;
}
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
List<UInt32> toflip = new List<UInt32>();
bool quiet = false;
if (command.Split(" ".ToCharArray(), StringSplitOptions.RemoveEmptyEntries).Length > 2)
{
quiet = true;
Console.WriteLine("you have selected quiet mode");
}
List<UInt32> nonstubs = g.getNonStubs();
foreach (UInt32 ASN in nonstubs)
{
if (d.Best[ASN] != null)//make sure this AS has a route to our destination
{
Worker w = new Worker();
int notASN = w.ComputeUtility(d.BucketTable, d.Best, d.ChosenParent, d.SecP, globalState.S, ASN, d.L[ASN], d.BestRelation[ASN], globalState.W);
if (d.U[ASN] < notASN)
{
if (!quiet)
Console.WriteLine("AS: " + ASN + " from " + globalState.S[ASN] + " to " + !globalState.S[ASN]);
toflip.Add(ASN);//don't flip on the fly it messes up everyones calculations, do it at the end.
}
}
}
foreach (int ASN in toflip)
{
if (globalState.S[ASN])
Console.WriteLine("AS: " + ASN + " is rolling back!!!");
globalState.S[ASN] = !globalState.S[ASN];
}
stopwatch.Stop();
Console.WriteLine("flip u took " + stopwatch.ElapsedMilliseconds + " ms");
Console.WriteLine("it flipped " + toflip.Count + " ASes");
return true;
}
private bool computeNotN(ref List<Destination> ds, ref GlobalState globalState, ref Worker w, string command)
{
string[] cpieces = command.Split(" ".ToCharArray(), StringSplitOptions.RemoveEmptyEntries);
if (cpieces.Length < 3)
{
Console.WriteLine("error: usage getpath <as#> <dstnum>");
return false;
}
int dstNum;
UInt32 ASN;
if (!UInt32.TryParse(cpieces[1], out ASN) || !int.TryParse(cpieces[2],out dstNum))
{
Console.WriteLine("invalid ASN or destination.");
return false;
}
foreach (Destination d in ds)
{
if (d.destination == dstNum)
{
Stopwatch stopwatch = new Stopwatch();
stopwatch.Reset();
stopwatch.Start();
int unotn = w.ComputeUtility(d.BucketTable, d.Best, d.ChosenParent, d.SecP, globalState.S, ASN, d.L[ASN], d.BestRelation[ASN], globalState.W);
stopwatch.Stop();
Console.WriteLine("Utility for " + ASN + " if they flip is: " + unotn + " computing this took " + stopwatch.ElapsedMilliseconds);
return true;
}
}
Console.WriteLine("could not find destination.");
return false;
}
private bool compareU(ref List<Destination> ds, ref GlobalState globalState,ref NetworkGraph g,string command)
{
string[] cpieces = command.Split(" ".ToCharArray(), StringSplitOptions.RemoveEmptyEntries);
if (cpieces.Length < 2)
{
Console.WriteLine("usage: compareu <d> <onlybenefit?>");
return false;
}
/** first off try to parse out a specific destination (or all) **/
UInt32 destNum;
if (!UInt32.TryParse(cpieces[1], out destNum) && !cpieces[1].Equals("all"))
{
Console.WriteLine("invalid destination number");
return false;
}
List<Destination> destinationsToCompare = new List<Destination>();
if (cpieces[1].Equals("all"))
{
//want to run on all destinations.
destinationsToCompare = ds;
}
else
{
foreach (Destination curr in ds)
{
if (curr.destination == destNum)
destinationsToCompare.Add(curr);
}
}
/** next see if we have been asked only for nodes that benefit **/
bool onlybenefit = false;
if (command.Split(" ".ToCharArray(), StringSplitOptions.RemoveEmptyEntries).Length > 2)
{
Console.WriteLine("you've chosen to only display ASes that benefit");
onlybenefit = true;
}
List<UInt32> nonstubs = g.getNonStubs();
Worker w = new Worker();
foreach (Destination d in destinationsToCompare)
{
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
Console.WriteLine("Destination : " + d.destination);
Console.WriteLine("ASN :: U(before) : U(flipped)");
runCompareU(nonstubs, d, ref w, onlybenefit,ref globalState);
stopwatch.Stop();
Console.WriteLine("compare u took " + stopwatch.ElapsedMilliseconds + " ms");
}
return true;
}
private void runCompareU(List<UInt32> nonstubs,Destination d,ref Worker w,bool onlybenefit,ref GlobalState globalState)
{
if (d.BucketTable == null)
{
Console.WriteLine("null bucket table!");
return;
}
Stopwatch stopwatch = new Stopwatch();
stopwatch.Reset();
stopwatch.Start();
d.UpdatePaths(globalState.S);
d.ComputeU(globalState.W);//just in case.
stopwatch.Stop();
foreach (UInt32 ASN in nonstubs)
{
if (d.Best[ASN] != null)//nonstub has a path to d
{
int notASN = w.ComputeUtility(d.BucketTable, d.Best, d.ChosenParent, d.SecP, globalState.S, ASN, d.L[ASN], d.BestRelation[ASN], globalState.W);
if (!onlybenefit || d.U[ASN] < notASN)
Console.WriteLine(ASN + " :: " + d.U[ASN] + " : " + notASN);
}
}
Console.WriteLine("update paths and compute u took: " + stopwatch.ElapsedMilliseconds + " ms");
}
public void CLI(bool script)
{
bool debug = false;
bool decoy_sim = false;
string resp;
List<Destination> d = new List<Destination>();
NetworkGraph g = new NetworkGraph();
Worker w = new Worker();
bool[] S = new bool[Constants._numASNs];
for (int i = 0; i < S.Length; i++)
S[i] = false;
GlobalState globalState = new GlobalState();
globalState.S = S;
StreamReader input = new StreamReader( Console.OpenStandardInput());
if (script)
{
Console.WriteLine("You have selected to run a script, please enter the file name:");
string scriptfile = Console.ReadLine();
if (!File.Exists(scriptfile))
Console.WriteLine("script file: " + scriptfile + " did not exist, entering interactive mode");
else
input = new StreamReader(scriptfile);
}
globalState.W = new UInt16[Constants._numASNs];
for (int i = 0; i < globalState.W.Length; i++)
globalState.W[i] = 1;
Console.WriteLine("Welcome to the testing interface: (type help for help) Haseeb Mac");
bool exitNow = false;
//Automatcally load Cyclops_caida.txt
if (decoy_sim)
{
String load = "inputfile decoy/Cyclops_poison.txt";
initGraph(ref g, load);
globalState.nonStubs = g.getNonStubs();
Console.WriteLine("Cyclops_poison.txt Loaded!");
} else {
String load = "inputfile Cyclops_caida_new.txt";
initGraph(ref g, load);
globalState.nonStubs = g.getNonStubs();
Console.WriteLine("Cyclops_caida_new.txt Loaded!");
}
//DEBUG
if (debug) {
String debugC = "analysepathfile test.txt";
analysePathfile (ref g, debugC);
exitNow = true;
} else if (decoy_sim) {
string dst;
using (StreamReader reader = new StreamReader("decoy/helper.txt")) {
dst = reader.ReadLine();
}
String decoyC = "all_path_info " + dst;
all_path_info(ref d, ref g, decoyC);
exitNow = true;
}
while(!exitNow)
{
if (input.EndOfStream)
{
input.Close();
input = new StreamReader(Console.OpenStandardInput());
Console.WriteLine("script has ended, now in interactive mode");
}
Console.Write(">>");
string command = input.ReadLine().ToLower();
if (command.IndexOf ("input") == 0) {
initGraph (ref g, command);
globalState.nonStubs = g.getNonStubs ();
} else if (command.IndexOf ("destination") == 0) {
if (command.IndexOf ("all") < 0) {
Destination newD = new Destination ();
if (initDestination (ref g, ref newD, command)) {
d.Add (newD);
Console.WriteLine ("initialized and added " + newD.destination);
}
} else {
IEnumerable<AsNode> allASes = g.GetAllNodes ();
foreach (AsNode AS in allASes) {
Destination newD = new Destination ();
if (initDestination (ref g, ref newD, "destination " + AS.NodeNum)) {
d.Add (newD);
Console.WriteLine ("initialized and added " + newD.destination);
}
}
}
} else if (command.IndexOf ("resultsexplorer") == 0) {
ResultsExplorer res = new ResultsExplorer ();
res.ResultsInterface ();
} else if (command.IndexOf ("setstate") == 0)
initS (ref globalState.S, command);
else if (command.IndexOf ("addedges") == 0)
addEdges (command, ref g);
else if (command.IndexOf ("getlink") == 0)
getLink (command, ref g);
else if (command.IndexOf ("flipallu") == 0)
flipallU (ref d, ref g, ref globalState, command);
else if (command.IndexOf ("printstate") == 0)
printState (ref globalState.S, command);
else if (command.IndexOf ("printsecp") == 0)
printSecP (ref d, command);
else if (command.IndexOf ("getl") == 0)
getL (ref d, command);
else if (command.IndexOf ("getw") == 0)
getW (ref globalState.W, command);
else if (command.IndexOf ("printw") == 0)
printWeight (ref globalState.W, command);
else if (command.IndexOf ("setw") == 0)
setW (ref globalState.W, command);
else if (command.IndexOf ("getbestnew") == 0)
getBestNew (ref d, command);
else if (command.IndexOf ("getbest") == 0)
getBest (ref d, command);
else if (command.IndexOf ("all_path_info") == 0)
all_path_info (ref d, ref g, command);
else if (command.IndexOf ("getpath") == 0)
getPath (ref d, ref g, command);
else if (command.IndexOf ("analysepathfile") == 0)
analysePathfile (ref g, command);
else if (command.IndexOf ("analysepath") == 0)
analysePath (ref g, command);
else if (command.IndexOf ("serialise") == 0)
serialisePathArrays (ref g, command);
else if (command.IndexOf ("getallpathsoflength") == 0)
getAllPathsoflength (ref d, ref g, command);
else if (command.IndexOf ("getallpathsto") == 0)
getAllPathsTo (ref d, ref g, command);
else if (command.IndexOf ("getallpaths") == 0)
getAllPaths (ref d, ref g, command);
else if (command.IndexOf("getsecp") == 0)
getSecP(ref d, command);
else if (command.IndexOf("getutility") == 0)
getUtility(ref d, command);
else if (command.IndexOf("onlynonstubs") == 0)
SimulatorLibrary.setOnlyStubs(true);
else if (command.IndexOf("notonlynonstubs") == 0)
SimulatorLibrary.setOnlyStubs(false);
else if (command.IndexOf("iterateall") == 0)
iterateAll(ref d, ref g, ref globalState, command);
else if (command.IndexOf("iterate") == 0)
iterate(ref d, ref globalState, command);
else if (command.IndexOf("not") == 0)
computeNotN(ref d, ref globalState, ref w, command);
else if (command.IndexOf("wgetsecp") == 0)
getWorkerSecP(ref w, command);
else if (command.IndexOf("checkpath") == 0)
checkPath(command);
else if (command.IndexOf("initglobalstate") == 0)
initGlobalState(command, ref g, ref globalState);
else if (command.IndexOf("wgetpath") == 0)
getWorkerPath(ref w, command);
else if (command.IndexOf("wgetparent") == 0)
getWorkerParent(ref w, command);
else if (command.IndexOf("printbuckettable") == 0)
printBucketTable(ref d, command);
else if (command.IndexOf("compareu") == 0)
compareU(ref d, ref globalState, ref g, command);
else if (command.IndexOf("flipu") == 0)
flipU(ref d, ref g, ref globalState, command);
else if (command.IndexOf("getnonstubs") == 0)
printnonstubs(ref g);
else if (command.IndexOf("getstubs") == 0)
printstubs(ref g);
else if (command.IndexOf("turnonstubs") == 0)
turnOnStubs(ref g, ref globalState.S);
else if (command.IndexOf("getcustomers") == 0)
getcustomers(ref g, command);
else if (command.IndexOf("getpeers") == 0)
getpeers(ref g, command);
else if (command.IndexOf("getproviders") == 0)
getproviders(ref g, command);
else if (command.IndexOf("gets") == 0) //must be tested for after getsecp
getS(ref globalState.S, command);
else if (command.IndexOf("sets") == 0) //this must be tested for *after* the test for setstate
setS(ref globalState.S, command);
else if (command.IndexOf("computehash") == 0)
computeHash(command);
else if (command.IndexOf("setutilitycomputation") == 0)
setUtilityComputation(command);
else if (command.IndexOf("numberon") == 0)
numberOn(ref globalState.S);
else if (command.IndexOf("getaveragebest") == 0)
getAverageBest(command, ref d);
else if (command.IndexOf("nodeswithnopath") == 0)
nodesWithNoPath(command, ref d, ref g);
else if (command.IndexOf("traversedod") == 0)
DoDAnaly.traverseDoD(g);
else if (command.IndexOf("clear") == 0)
{
Console.WriteLine("clearing state of graph, destination, S and worker.");
g = new NetworkGraph();
for (int i = 0; i < S.Length; i++)
S[i] = false;
d = new List<Destination>();
w = new Worker();
}
else if (command.IndexOf("help") == 0)
help();
else if (command.IndexOf("list") == 0)
{
Console.WriteLine("printing current directory contents:");
string[] dirContents = Directory.GetFiles(".");
foreach (string s in dirContents)
Console.WriteLine(s);
}
else if (command.IndexOf("exit") == 0)
exitNow = true;
Console.Write(">>");
}
input.Close();
}
private bool getWorkerSecP(ref Worker w, string command)
{
string resp;
if (command.Split(" ".ToCharArray(), StringSplitOptions.RemoveEmptyEntries).Length < 2)
{
Console.WriteLine("Please enter a node to get the SecP of");
resp = Console.ReadLine();
}
else
{
resp = command.Split(" ".ToCharArray(), StringSplitOptions.RemoveEmptyEntries)[1];
}
int ASN;
if (!int.TryParse(resp, out ASN))
{
Console.WriteLine("invalid ASN.");
return false;
}
Console.WriteLine("SecP of " + ASN + " in the worker is " + w.GetSecP(ASN));
return true;
}