java/JChater/Chater.java

   1 //////////////////////////////////////////////////////////
   2 //                                                      //
   3 //      Chater 1.4                                      //
   4 //      Thomas Harvie Mudrunka (C) 2006                 //
   5 //                                                      //
   6 //      > Czech Republic                                //
   7 //      > ICQ 283-782-978                               //
   8 //                                                      //
   9 //////////////////////////////////////////////////////////
  10
  11
  12 // Importy
  13 import java.lang.*;
  14 import java.io.*;
  15 import java.net.*;
  16 import javax.swing.JOptionPane;
  17
  18
  19 //Veřejná třída
  20 //-------------------------------------------------------------------------------------------------------------------------------------------------------------
  21
  22 public class Chater {
  23
  24 //Metoda main
  25 //-------------------------------------------------------------------------------------------------------------------------------------------------------------
  26
  27         public static void main(String[] args) throws java.io.IOException {
  28         System.out.println("Chater 1.4\nby:  Thomas Mudrunka (C) 2006 - Czech Rep.\nICQ: 283782978\n\nProgram Started!\nInitializing...\n");
  29         int port = 12345;
  30         String line, pass, goodpass, popup;
  31         popup = "false";
  32         goodpass = "false";
  33         //InetAddress add = getLocalhost(); //Adresa localhosta
  34         Runtime runtime = Runtime.getRuntime();
  35         if(args[0].equals("help")){
  36                 System.out.println("You need help ha?!");
  37                 System.exit(0);
  38                         }
  39
  40         try {port = Integer.parseInt(args[0]);} catch (java.lang.ArrayIndexOutOfBoundsException ex) {System.out.println("- ERROR, YOU MUST SPECIFY PORT !!!\nSyntax: java Chater {port, popup, pass}\njava Chater help - for detail help"); System.exit(1);}
  41         if(args.length > 1){popup = args[1];}
  42
  43         ServerSocket ss = new ServerSocket(port); //Vytvořit serverový soket
  44         System.out.println("Server started on: localhost:" + port + "\nPopups enabled: " + popup + "\nNow waiting for incoming connection!");
  45
  46 //Přijetí příchozího spojení
  47 //-------------------------------------------------------------------------------------------------------------------------------------------------------------
  48
  49         while(true){
  50         Socket sckt = ss.accept();
  51                 System.out.println("Connected!");
  52         BufferedReader br = new BufferedReader (new InputStreamReader(sckt.getInputStream())); //BufferedReader vytvoříme z InputStreamReaderu vytvořeného z InputStreamu vráceného metodou soketu vráceného přijmutím spojení serverovým soketem.
  53
  54
  55 /*
  56 //Ověření hesla
  57 //-------------------------------------------------------------------------------------------------------------------------------------------------------------
  58
  59         line = br.readLine(); //Přečíst další řádek z telnetu
  60
  61         System.out.println("Waiting for password.");
  62
  63         if(args.length > 2){
  64
  65                 line = "ahoj";//debug
  66                 if(args[2].equals(line)) {goodpass = "true";}
  67                 line = br.readLine(); //Přečíst další řádek z telnetu
  68                 line = "ahoj";//debug
  69
  70                 while((line != null) || (goodpass.equals("false"))){
  71                         if(args[2].equals(line)){goodpass = "true"; System.out.println("GOOD"}
  72                         System.out.println("Invalid Password! Valid=" + args[2]);
  73                         //if(args[2] == line){System.out.println("Good Password!");}
  74                         line = br.readLine();
  75                         line = "ahoj";//debug
  76                                 }
  77                                         }
  78 */
  79 //Zpracování příkazů
  80 //-------------------------------------------------------------------------------------------------------------------------------------------------------------
  81
  82                         System.out.println("Incoming data:");
  83                         line = br.readLine(); //Přečíst další řádek z telnetu
  84
  85                 while(line != null){
  86                         if(line.equals("|exit") || line.equals("|exit1") || line.equals("|cmd") || line.equals("|popup") || line.equals("|plain")){
  87                                 System.out.println("! Incoming command:");
  88                                 if(line.equals("|popup"))
  89                                         {
  90                                         popup = "true";
  91                                         System.out.println("- Enabling popups!");
  92                                                 }
  93                                 if(line.equals("|plain"))
  94                                         {
  95                                         popup = "false";
  96                                         System.out.println("- Disabling popups!");
  97                                                 }
  98                                 if(line.equals("|exit"))
  99                                         {
 100                                         System.out.println("- Remote daemon shutdown request...\n- Exit code: 0");
 101                                         System.exit(0);
 102                                                 }
 103                                 if(line.equals("|exit1"))
 104                                         {
 105                                         System.out.println("- Remote daemon shutdown request (because of error)...\n- Exit code: 1");
 106                                         System.exit(1);
 107                                                 }
 108                                 if(line.equals("|cmd"))
 109                                         {
 110                                         try {
 111                                                 System.out.println("- Waiting for remote command line...");
 112                                                 line = br.readLine();
 113                                                 System.out.println("-   Executing...");
 114                                                 runtime.exec(line);
 115                                                 System.out.println("-   Done!");
 116                                                 } catch (Exception ex) {}
 117                                                         }
 118
 119                                 }
 120
 121 //Tisk zpráv do konzole a otevírání popapek
 122 //-------------------------------------------------------------------------------------------------------------------------------------------------------------
 123
 124                                 else {
 125                                 System.out.println(line);
 126                                 if(popup.equals("true")){
 127                                         JOptionPane.showMessageDialog(null, line);
 128                                 }
 129                                 }
 130                                 line = br.readLine();//Přečíst další řádek z telnetu
 131
 132                 }
 133         System.out.print("Connection closed by client!\nNow waiting for incoming connection!");
 134                         }
 135                 }
 136
 137 //-------------------------------------------------------------------------------------------------------------------------------------------------------------
 138
 139         public static void slow() { //Metoda pro zahlcení CPU.
 140                 int a, b, c;
 141                 a=1; b=1; c=0;
 142
 143                 while(true) {
 144                         if ((a < 2147438648) && (b < 2147438648) && (c < 2147438648)) {
 145                                 c = a + b; b = c - a;
 146                                 }
 147                         else {
 148                                 a=1; b=1; c=0;
 149                                 }
 150                         }
 151                 }
 152
 153 //Konec třídy
 154 //-------------------------------------------------------------------------------------------------------------------------------------------------------------
 155
 156         }