From 54749b4012cddd9e80f26971dcf45fc352aead26 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ricco=20Mandahl=20J=C3=B8rgensen?=
 <riccojorgensen@gmail.com>
Date: Tue, 13 Mar 2018 12:53:24 +0100
Subject: First Commit

---
 .../PasswordCrackerServer/Program.cs               | 176 +++++++++++++++++++++
 1 file changed, 176 insertions(+)
 create mode 100644 PasswordCrackerDistributed/PasswordCrackerServer/Program.cs

(limited to 'PasswordCrackerDistributed/PasswordCrackerServer/Program.cs')

diff --git a/PasswordCrackerDistributed/PasswordCrackerServer/Program.cs b/PasswordCrackerDistributed/PasswordCrackerServer/Program.cs
new file mode 100644
index 0000000..9b0cf2e
--- /dev/null
+++ b/PasswordCrackerDistributed/PasswordCrackerServer/Program.cs
@@ -0,0 +1,176 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Net;
+using System.Net.Sockets;
+using System.Text;
+using System.Threading.Tasks;
+using System.Threading;
+
+namespace PasswordCrackerServer
+{
+    class Program
+    {
+        static void Main(string[] args)
+        {
+            List<UserInfo> userInfos = PasswordFileHandler.ReadPasswordFile("passwords.txt");
+            List<clientConnection> clients = new List<clientConnection>();
+            List<string> allchunks;
+
+            string users = "";
+            foreach (UserInfo u in userInfos)
+            {
+                users += u.ToString();
+            }
+            if (
+                File.Exists(@"D:\Projects\S4\SEC\PasswordCrackerDistributed\PasswordCrackerServer\chunk0.txt")
+                &&
+                File.Exists(@"D:\Projects\S4\SEC\PasswordCrackerDistributed\PasswordCrackerServer\chunk1.txt")
+                &&
+                File.Exists(@"D:\Projects\S4\SEC\PasswordCrackerDistributed\PasswordCrackerServer\chunk2.txt")
+                &&
+                File.Exists(@"D:\Projects\S4\SEC\PasswordCrackerDistributed\PasswordCrackerServer\chunk3.txt")
+                &&
+                File.Exists(@"D:\Projects\S4\SEC\PasswordCrackerDistributed\PasswordCrackerServer\chunk4.txt")
+                
+                )
+            {
+                string chunk1String = File.ReadAllText(@"D:\Projects\S4\SEC\PasswordCrackerDistributed\PasswordCrackerServer\chunk0.txt");
+                string chunk2String = File.ReadAllText(@"D:\Projects\S4\SEC\PasswordCrackerDistributed\PasswordCrackerServer\chunk1.txt");
+                string chunk3String = File.ReadAllText(@"D:\Projects\S4\SEC\PasswordCrackerDistributed\PasswordCrackerServer\chunk2.txt");
+                string chunk4String = File.ReadAllText(@"D:\Projects\S4\SEC\PasswordCrackerDistributed\PasswordCrackerServer\chunk3.txt");
+                string chunk5String = File.ReadAllText(@"D:\Projects\S4\SEC\PasswordCrackerDistributed\PasswordCrackerServer\chunk4.txt");
+
+
+                allchunks = new List<string>()
+                {
+                    chunk1String,
+                    chunk2String,
+                    chunk3String,
+                    chunk4String,
+                    chunk5String
+                };
+            }
+            else
+            {
+                List<string> words = new List<string>();
+
+                using (FileStream fs = new FileStream("webster-dictionary.txt", FileMode.Open, FileAccess.Read))
+
+                using (StreamReader dictionary = new StreamReader(fs))
+                {
+                    while (!dictionary.EndOfStream)
+                    {
+                        words.Add(dictionary.ReadLine());
+                    }
+                }
+
+
+                List<string> chunk1 = new List<string>(words.GetRange(0, 65000));
+                string chunk1String = "";
+                foreach (string s1 in chunk1)
+                {
+                    chunk1String += s1 + "\n";
+                }
+                List<string> chunk2 = new List<string>(words.GetRange(65000, 65000));
+                string chunk2String = "";
+                foreach (string s2 in chunk2)
+                {
+                    chunk2String += s2 + "\n";
+                }
+                List<string> chunk3 = new List<string>(words.GetRange(130000, 65000));
+                string chunk3String = "";
+                foreach (string s3 in chunk3)
+                {
+                    chunk3String += s3 + "\n";
+                }
+                List<string> chunk4 = new List<string>(words.GetRange(195000, 65000));
+                string chunk4String = "";
+                foreach (string s4 in chunk4)
+                {
+                    chunk4String += s4 + "\n";
+                }
+                List<string> chunk5 = new List<string>(words.GetRange(260000, 51141));
+                string chunk5String = "" + " ";
+                foreach (string s5 in chunk5)
+                {
+                    chunk5String += s5 + "\n";
+                }
+                allchunks = new List<string>()
+                {
+                    chunk1String,
+                    chunk2String,
+                    chunk3String,
+                    chunk4String,
+                    chunk5String
+                };
+
+
+                string path = @"D:\Projects\S4\SEC\PasswordCrackerDistributed\PasswordCrackerServer\chunk";
+
+                for (int i = 0; i < 5; i++)
+                {
+                    if (!File.Exists(path + i + ".txt"))
+                    {
+                        File.WriteAllText(path + i + ".txt", allchunks[i]);
+                    }
+                }
+            }
+
+
+
+
+            IPAddress ip = IPAddress.Any;
+            TcpListener serversocket = new TcpListener(ip, 6789);
+            
+            serversocket.Start();
+            Console.WriteLine("Server started");
+            int counter = 0;
+            while (true)
+            {
+                if (clients.Count == 5)
+                {
+                    string[] returnedResult = RunAsync(clients).Result;
+                    foreach (string s in returnedResult)
+                    {
+                        Console.WriteLine(s);
+                    }
+                }
+                else
+                {
+                    TcpClient connectionSocket = serversocket.AcceptTcpClient();
+                    Console.WriteLine("Server activated");
+
+                    clients.Add(new clientConnection(connectionSocket, allchunks[counter], users));
+                    counter ++;
+                }
+            }
+            serversocket.Stop();
+        }
+
+        public static async Task<string[]> RunAsync(List<clientConnection> clients)
+        {
+
+
+            var C1task = clients[0];
+            var C2task = clients[1];
+            var C3task = clients[2];
+            var C4task = clients[3];
+            var C5task = clients[4];
+            
+
+            string[] result = await Task.WhenAll(C1task.Doit(), C2task.Doit() ,C3task.Doit(), C4task.Doit(), C5task.Doit());
+
+            /*
+            var C1 = await C1task;
+            var C2 = await C2task;
+            var C3 = await C3task;
+            var C4 = await C4task;
+            var C5 = await C5task;
+            */
+            return result;
+        }
+
+    }
+}
-- 
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