Initial project commit

2022-06-11 16:42:18 -04:00
commit 14565a17e2
60 changed files with 3739 additions and 0 deletions
--- a/Hermes/Selectors/UniqueRouterHighestSpeedTwoRouterSelector.cs
+++ b/Hermes/Selectors/UniqueRouterHighestSpeedTwoRouterSelector.cs
@@ -0,0 +1,87 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using Hermes.Objects;
+
+namespace Hermes.Selectors
+{
+    class UniqueHighestSpeedTwoNodeSelector : UniqueRouteSelector, IRouteSelector
+    {
+        public UniqueHighestSpeedTwoNodeSelector()
+            : base()
+        {}
+        
+        #region IRouteSelector Members
+
+        public Circuit CreateNewCircuit()
+        {
+            Random rand = new Random();
+            Circuit circuit = new Circuit();
+            GetPoolReaderLock();
+            {
+                lock (UsedRouters)
+                {
+                    //Try to use unused routers
+                    IEnumerable<Router> nonExits = RouterPool.Where(p => !p.Flags.Contains("Exit") && !UsedRouters.Contains(p));
+                    if (nonExits.Count() == 0)
+                    {
+                        nonExits = RouterPool.Where(p => !p.Flags.Contains("Exit"));
+                        circuit.AddNextRouter(nonExits.ElementAt(rand.Next(nonExits.Count())));
+                    }
+                    else
+                        circuit.AddNextRouter(nonExits.OrderByDescending(p => p.BandwidthObserved).First());
+
+                    IEnumerable<Router> exits = RouterPool.Where(p => p.Flags.Contains("Exit") && !UsedRouters.Contains(p));
+                    if (exits.Count() == 0)
+                    {
+                        exits = RouterPool.Where(p => p.Flags.Contains("Exit"));
+                        circuit.AddNextRouter(exits.ElementAt(rand.Next(exits.Count())));
+                    }
+                    else
+                        circuit.AddNextRouter(exits.OrderByDescending(p => p.BandwidthObserved).First());
+
+                    UsedRouters.AddRange(circuit.Routers.Values.ToList());
+                }
+            }
+            ReleasePoolReaderLock();
+            return circuit;
+        }
+        public Circuit CreateNewCircuit(System.Net.IPEndPoint destination)
+        {
+            Random rand = new Random();
+            Circuit circuit = new Circuit();
+
+            GetPoolReaderLock();
+            {
+                lock (UsedRouters)
+                {
+                    //Try to use unused routers
+                    IEnumerable<Router> nonExits = RouterPool.Where(p => !p.Flags.Contains("Exit") && !UsedRouters.Contains(p));
+                    if (nonExits.Count() == 0)
+                    {
+                        nonExits = RouterPool.Where(p => !p.Flags.Contains("Exit"));
+                        circuit.AddNextRouter(nonExits.ElementAt(rand.Next(nonExits.Count())));
+                    }
+                    else
+                        circuit.AddNextRouter(nonExits.OrderByDescending(p => p.BandwidthObserved).First());
+
+                    IEnumerable<Router> exits = RouterPool.Where(p => p.Flags.Contains("Exit") && p.ExitPolicy != null && p.ExitPolicy.IsAcceptableDestination(destination) && !UsedRouters.Contains(p));
+                    if (exits.Count() == 0)
+                    {
+                        exits = RouterPool.Where(p => p.Flags.Contains("Exit") && p.ExitPolicy != null && p.ExitPolicy.IsAcceptableDestination(destination));
+                        circuit.AddNextRouter(exits.ElementAt(rand.Next(exits.Count())));
+                    }
+                    else
+                        circuit.AddNextRouter(exits.OrderByDescending(p => p.BandwidthObserved).First());
+
+                    UsedRouters.AddRange(circuit.Routers.Values.ToList());
+                }
+            }
+            ReleasePoolReaderLock();
+            return circuit;
+        }
+
+        #endregion
+    }
+}