Implement password encryption

CloudburstMC · Sep 11, 2019 · b533af4 · b533af4
1 parent b3a05be
commit b533af4
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Showing 3 changed files with 18 additions and 3 deletions.
diff --git a/src/main/java/org/itxtech/nemisys/Server.java b/src/main/java/org/itxtech/nemisys/Server.java
@@ -118,7 +118,7 @@ public Server(MainLogger logger, final String filePath, String dataPath, String
                 put("server-port", 19132);
                 put("synapse-ip", "0.0.0.0");
                 put("synapse-port", 10305);
-                put("password", "1234567890123456"/* TODO MD5 Password*/);
+                put("password", "1234567890123456");
                 put("lang", "eng");
                 put("async-workers", "auto");
                 put("enable-profiling", false);
@@ -285,7 +285,7 @@ public void updateClientData() {
 
     public boolean comparePassword(String pass) {
         String truePass = this.getPropertyString("password", "1234567890123456");
-        return (truePass.equals(pass));
+        return Utils.md5(truePass).equals(pass);
     }
 
     public void enablePlugins() {

diff --git a/src/main/java/org/itxtech/nemisys/synapse/SynapseEntry.java b/src/main/java/org/itxtech/nemisys/synapse/SynapseEntry.java
@@ -11,6 +11,7 @@
 import org.itxtech.nemisys.synapse.network.SynLibInterface;
 import org.itxtech.nemisys.synapse.network.SynapseInterface;
 import org.itxtech.nemisys.utils.ClientData;
+import org.itxtech.nemisys.utils.Utils;
 
 import java.lang.reflect.Constructor;
 import java.lang.reflect.InvocationTargetException;
@@ -165,7 +166,7 @@ public void connect() {
         this.getSynapse().getLogger().notice("Connecting " + this.getHash());
         this.verified = false;
         ConnectPacket pk = new ConnectPacket();
-        pk.password = this.password;
+        pk.password = Utils.md5(this.password);
         pk.isMainServer = this.isMainServer();
         pk.description = this.serverDescription;
         pk.maxPlayers = this.getSynapse().getServer().getMaxPlayers();

diff --git a/src/main/java/org/itxtech/nemisys/utils/Utils.java b/src/main/java/org/itxtech/nemisys/utils/Utils.java
@@ -1,7 +1,9 @@
 package org.itxtech.nemisys.utils;
 
 import java.io.*;
+import java.math.BigInteger;
 import java.nio.charset.StandardCharsets;
+import java.security.MessageDigest;
 import java.util.UUID;
 
 /**
@@ -173,4 +175,16 @@ private static int hexToBin(char ch) {
         if ('a' <= ch && ch <= 'f') return ch - 'a' + 10;
         return -1;
     }
+
+    public static String md5(String s) {
+        try {
+            String md5 = new BigInteger(1, MessageDigest.getInstance("MD5").digest(s.getBytes(StandardCharsets.UTF_8))).toString(16);
+            for (int i = 0; i < 32 - md5.length(); i++) {
+                md5 = '0' + md5;
+            }
+            return md5;
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+    }
 }