#494 Fix conversion plaintext to SHA256

- Make sure database is set up before attempting to perform the migration
2016-02-20 11:13:13 +01:00
parent fd89915071
commit 8511a257ed
8 changed files with 122 additions and 59 deletions
@@ -0,0 +1,72 @@
+package fr.xephi.authme.util;
+
+import fr.xephi.authme.ConsoleLogger;
+import fr.xephi.authme.cache.auth.PlayerAuth;
+import fr.xephi.authme.converter.ForceFlatToSqlite;
+import fr.xephi.authme.datasource.DataSource;
+import fr.xephi.authme.datasource.DataSourceType;
+import fr.xephi.authme.security.HashAlgorithm;
+import fr.xephi.authme.security.crypts.HashedPassword;
+import fr.xephi.authme.security.crypts.SHA256;
+import fr.xephi.authme.settings.NewSetting;
+import fr.xephi.authme.settings.properties.DatabaseSettings;
+import fr.xephi.authme.settings.properties.SecuritySettings;
+
+import java.util.List;
+
+/**
+ * Migrations to perform during the initialization of AuthMe.
+ */
+public final class MigrationService {
+
+    private MigrationService() {
+    }
+
+    /**
+     * Hash all passwords to SHA256 and updated the setting if the password hash is set to the deprecated PLAINTEXT.
+     *
+     * @param settings The settings instance
+     * @param dataSource The data source
+     * @param authmeSha256 Instance to the AuthMe SHA256 encryption method implementation
+     */
+    public static void changePlainTextToSha256(NewSetting settings, DataSource dataSource,
+                                               SHA256 authmeSha256) {
+        if (HashAlgorithm.PLAINTEXT == settings.getProperty(SecuritySettings.PASSWORD_HASH)) {
+            ConsoleLogger.showError("Your HashAlgorithm has been detected as plaintext and is now deprecated;"
+                + " it will be changed and hashed now to the AuthMe default hashing method");
+            List<PlayerAuth> allAuths = dataSource.getAllAuths();
+            for (PlayerAuth auth : allAuths) {
+                HashedPassword hashedPassword = authmeSha256.computeHash(
+                    auth.getPassword().getHash(), auth.getNickname());
+                auth.setPassword(hashedPassword);
+                dataSource.updatePassword(auth);
+            }
+            settings.setProperty(SecuritySettings.PASSWORD_HASH, HashAlgorithm.SHA256);
+            settings.save();
+            ConsoleLogger.info("Migrated " + allAuths.size() + " accounts from plaintext to SHA256");
+        }
+    }
+
+    /**
+     * Converts the data source from the deprecated FLATFILE type to SQLITE.
+     *
+     * @param settings The settings instance
+     * @param dataSource The data source
+     * @return The converted datasource (SQLite), or null if no migration was necessary
+     */
+    public static DataSource convertFlatfileToSqlite(NewSetting settings, DataSource dataSource) {
+        if (DataSourceType.FILE == settings.getProperty(DatabaseSettings.BACKEND)) {
+            ConsoleLogger.showError("FlatFile backend has been detected and is now deprecated; it will be changed "
+                + "to SQLite... Connection will be impossible until conversion is done!");
+            ForceFlatToSqlite converter = new ForceFlatToSqlite(dataSource, settings);
+            DataSource result = converter.run();
+            if (result == null) {
+                throw new IllegalStateException("Error during conversion from flatfile to SQLite");
+            } else {
+                return result;
+            }
+        }
+        return null;
+    }
+
+}