diff --git a/pom.xml b/pom.xml
index 015ce836..719b485d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1083,7 +1083,6 @@
com.h2database
h2
2.2.224
- test
diff --git a/src/main/java/fr/xephi/authme/datasource/DataSourceType.java b/src/main/java/fr/xephi/authme/datasource/DataSourceType.java
index 841542a5..f36faba7 100644
--- a/src/main/java/fr/xephi/authme/datasource/DataSourceType.java
+++ b/src/main/java/fr/xephi/authme/datasource/DataSourceType.java
@@ -4,6 +4,7 @@ package fr.xephi.authme.datasource;
* DataSource type.
*/
public enum DataSourceType {
+ H2,
MYSQL,
diff --git a/src/main/java/fr/xephi/authme/datasource/H2.java b/src/main/java/fr/xephi/authme/datasource/H2.java
new file mode 100644
index 00000000..d31db48a
--- /dev/null
+++ b/src/main/java/fr/xephi/authme/datasource/H2.java
@@ -0,0 +1,408 @@
+package fr.xephi.authme.datasource;
+
+import com.google.common.annotations.VisibleForTesting;
+import fr.xephi.authme.ConsoleLogger;
+import fr.xephi.authme.data.auth.PlayerAuth;
+import fr.xephi.authme.datasource.columnshandler.AuthMeColumnsHandler;
+import fr.xephi.authme.output.ConsoleLoggerFactory;
+import fr.xephi.authme.settings.Settings;
+import fr.xephi.authme.settings.properties.DatabaseSettings;
+
+import java.io.File;
+import java.sql.Connection;
+import java.sql.DatabaseMetaData;
+import java.sql.DriverManager;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.sql.Statement;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Locale;
+import java.util.Set;
+
+import static fr.xephi.authme.datasource.SqlDataSourceUtils.getNullableLong;
+import static fr.xephi.authme.datasource.SqlDataSourceUtils.logSqlException;
+
+/**
+ * H2 data source.
+ */
+@SuppressWarnings({"checkstyle:AbbreviationAsWordInName"}) // Justification: Class name cannot be changed anymore
+public class H2 extends AbstractSqlDataSource {
+
+ private final ConsoleLogger logger = ConsoleLoggerFactory.get(H2.class);
+ private final Settings settings;
+ private final File dataFolder;
+ private final String database;
+ private final String tableName;
+ private final Columns col;
+ private Connection con;
+
+ /**
+ * Constructor for H2.
+ *
+ * @param settings The settings instance
+ * @param dataFolder The data folder
+ * @throws SQLException when initialization of a SQL datasource failed
+ */
+ public H2(Settings settings, File dataFolder) throws SQLException {
+ this.settings = settings;
+ this.dataFolder = dataFolder;
+ this.database = settings.getProperty(DatabaseSettings.MYSQL_DATABASE);
+ this.tableName = settings.getProperty(DatabaseSettings.MYSQL_TABLE);
+ this.col = new Columns(settings);
+
+ try {
+ this.connect();
+ this.setup();
+ } catch (Exception ex) {
+ logger.logException("Error during H2 initialization:", ex);
+ throw ex;
+ }
+ }
+
+ @VisibleForTesting
+ H2(Settings settings, File dataFolder, Connection connection) {
+ this.settings = settings;
+ this.dataFolder = dataFolder;
+ this.database = settings.getProperty(DatabaseSettings.MYSQL_DATABASE);
+ this.tableName = settings.getProperty(DatabaseSettings.MYSQL_TABLE);
+ this.col = new Columns(settings);
+ this.con = connection;
+ this.columnsHandler = AuthMeColumnsHandler.createForSqlite(con, settings);
+ }
+
+ /**
+ * Initializes the connection to the H2 database.
+ *
+ * @throws SQLException when an SQL error occurs while connecting
+ */
+ protected void connect() throws SQLException {
+ try {
+ Class.forName("org.h2.Driver");
+ } catch (ClassNotFoundException e) {
+ throw new IllegalStateException("Failed to load H2 JDBC class", e);
+ }
+
+ logger.debug("H2 driver loaded");
+ this.con = DriverManager.getConnection(this.getJdbcUrl(this.dataFolder.getAbsolutePath(), "", this.database));
+ this.columnsHandler = AuthMeColumnsHandler.createForSqlite(con, settings);
+ }
+
+ /**
+ * Creates the table if necessary, or adds any missing columns to the table.
+ *
+ * @throws SQLException when an SQL error occurs while initializing the database
+ */
+ @VisibleForTesting
+ @SuppressWarnings("checkstyle:CyclomaticComplexity")
+ protected void setup() throws SQLException {
+ try (Statement st = con.createStatement()) {
+ // Note: cannot add unique fields later on in SQLite, so we add it on initialization
+ st.executeUpdate("CREATE TABLE IF NOT EXISTS " + tableName + " ("
+ + col.ID + " INTEGER AUTO_INCREMENT, "
+ + col.NAME + " VARCHAR(255) NOT NULL UNIQUE, "
+ + "CONSTRAINT table_const_prim PRIMARY KEY (" + col.ID + "));");
+
+ DatabaseMetaData md = con.getMetaData();
+
+ if (isColumnMissing(md, col.REAL_NAME)) {
+ st.executeUpdate("ALTER TABLE " + tableName + " ADD COLUMN "
+ + col.REAL_NAME + " VARCHAR(255) NOT NULL DEFAULT 'Player';");
+ }
+
+ if (isColumnMissing(md, col.PASSWORD)) {
+ st.executeUpdate("ALTER TABLE " + tableName
+ + " ADD COLUMN " + col.PASSWORD + " VARCHAR(255) NOT NULL DEFAULT '';");
+ }
+
+ if (!col.SALT.isEmpty() && isColumnMissing(md, col.SALT)) {
+ st.executeUpdate("ALTER TABLE " + tableName + " ADD COLUMN " + col.SALT + " VARCHAR(255);");
+ }
+
+ if (isColumnMissing(md, col.LAST_IP)) {
+ st.executeUpdate("ALTER TABLE " + tableName
+ + " ADD COLUMN " + col.LAST_IP + " VARCHAR(40);");
+ }
+
+ if (isColumnMissing(md, col.LAST_LOGIN)) {
+ st.executeUpdate("ALTER TABLE " + tableName
+ + " ADD COLUMN " + col.LAST_LOGIN + " TIMESTAMP;");
+ }
+
+ if (isColumnMissing(md, col.REGISTRATION_IP)) {
+ st.executeUpdate("ALTER TABLE " + tableName
+ + " ADD COLUMN " + col.REGISTRATION_IP + " VARCHAR(40);");
+ }
+
+ if (isColumnMissing(md, col.REGISTRATION_DATE)) {
+ addRegistrationDateColumn(st);
+ }
+
+ if (isColumnMissing(md, col.LASTLOC_X)) {
+ st.executeUpdate("ALTER TABLE " + tableName + " ADD COLUMN " + col.LASTLOC_X
+ + " DOUBLE NOT NULL DEFAULT '0.0';");
+ st.executeUpdate("ALTER TABLE " + tableName + " ADD COLUMN " + col.LASTLOC_Y
+ + " DOUBLE NOT NULL DEFAULT '0.0';");
+ st.executeUpdate("ALTER TABLE " + tableName + " ADD COLUMN " + col.LASTLOC_Z
+ + " DOUBLE NOT NULL DEFAULT '0.0';");
+ }
+
+ if (isColumnMissing(md, col.LASTLOC_WORLD)) {
+ st.executeUpdate("ALTER TABLE " + tableName
+ + " ADD COLUMN " + col.LASTLOC_WORLD + " VARCHAR(255) NOT NULL DEFAULT 'world';");
+ }
+
+ if (isColumnMissing(md, col.LASTLOC_YAW)) {
+ st.executeUpdate("ALTER TABLE " + tableName + " ADD COLUMN "
+ + col.LASTLOC_YAW + " FLOAT;");
+ }
+
+ if (isColumnMissing(md, col.LASTLOC_PITCH)) {
+ st.executeUpdate("ALTER TABLE " + tableName + " ADD COLUMN "
+ + col.LASTLOC_PITCH + " FLOAT;");
+ }
+
+ if (isColumnMissing(md, col.EMAIL)) {
+ st.executeUpdate("ALTER TABLE " + tableName
+ + " ADD COLUMN " + col.EMAIL + " VARCHAR(255);");
+ }
+
+ if (isColumnMissing(md, col.IS_LOGGED)) {
+ st.executeUpdate("ALTER TABLE " + tableName
+ + " ADD COLUMN " + col.IS_LOGGED + " INT NOT NULL DEFAULT '0';");
+ }
+
+ if (isColumnMissing(md, col.HAS_SESSION)) {
+ st.executeUpdate("ALTER TABLE " + tableName
+ + " ADD COLUMN " + col.HAS_SESSION + " INT NOT NULL DEFAULT '0';");
+ }
+
+ if (isColumnMissing(md, col.TOTP_KEY)) {
+ st.executeUpdate("ALTER TABLE " + tableName
+ + " ADD COLUMN " + col.TOTP_KEY + " VARCHAR(32);");
+ }
+
+ if (!col.PLAYER_UUID.isEmpty() && isColumnMissing(md, col.PLAYER_UUID)) {
+ st.executeUpdate("ALTER TABLE " + tableName
+ + " ADD COLUMN " + col.PLAYER_UUID + " VARCHAR(36)");
+ }
+ }
+ logger.info("H2 Setup finished");
+ }
+
+
+ private boolean isColumnMissing(DatabaseMetaData metaData, String columnName) throws SQLException {
+ try (ResultSet rs = metaData.getColumns(null, null, tableName, columnName)) {
+ return !rs.next();
+ }
+ }
+
+ @Override
+ public void reload() {
+ close(con);
+ try {
+ this.connect();
+ this.setup();
+ } catch (SQLException ex) {
+ logger.logException("Error while reloading H2:", ex);
+ }
+ }
+
+ @Override
+ public PlayerAuth getAuth(String user) {
+ String sql = "SELECT * FROM " + tableName + " WHERE LOWER(" + col.NAME + ")=LOWER(?);";
+ try (PreparedStatement pst = con.prepareStatement(sql)) {
+ pst.setString(1, user);
+ try (ResultSet rs = pst.executeQuery()) {
+ if (rs.next()) {
+ return buildAuthFromResultSet(rs);
+ }
+ }
+ } catch (SQLException ex) {
+ logSqlException(ex);
+ }
+ return null;
+ }
+
+ @Override
+ public Set getRecordsToPurge(long until) {
+ Set list = new HashSet<>();
+ String select = "SELECT " + col.NAME + " FROM " + tableName + " WHERE MAX("
+ + " COALESCE(" + col.LAST_LOGIN + ", 0),"
+ + " COALESCE(" + col.REGISTRATION_DATE + ", 0)"
+ + ") < ?;";
+ try (PreparedStatement selectPst = con.prepareStatement(select)) {
+ selectPst.setLong(1, until);
+ try (ResultSet rs = selectPst.executeQuery()) {
+ while (rs.next()) {
+ list.add(rs.getString(col.NAME));
+ }
+ }
+ } catch (SQLException ex) {
+ logSqlException(ex);
+ }
+
+ return list;
+ }
+
+ @Override
+ public void purgeRecords(Collection toPurge) {
+ String delete = "DELETE FROM " + tableName + " WHERE " + col.NAME + "=?;";
+ try (PreparedStatement deletePst = con.prepareStatement(delete)) {
+ for (String name : toPurge) {
+ deletePst.setString(1, name.toLowerCase(Locale.ROOT));
+ deletePst.executeUpdate();
+ }
+ } catch (SQLException ex) {
+ logSqlException(ex);
+ }
+ }
+
+ @Override
+ public boolean removeAuth(String user) {
+ String sql = "DELETE FROM " + tableName + " WHERE " + col.NAME + "=?;";
+ try (PreparedStatement pst = con.prepareStatement(sql)) {
+ pst.setString(1, user.toLowerCase(Locale.ROOT));
+ pst.executeUpdate();
+ return true;
+ } catch (SQLException ex) {
+ logSqlException(ex);
+ }
+ return false;
+ }
+
+ @Override
+ public void closeConnection() {
+ try {
+ if (con != null && !con.isClosed()) {
+ con.close();
+ }
+ } catch (SQLException ex) {
+ logSqlException(ex);
+ }
+ }
+
+ @Override
+ public DataSourceType getType() {
+ return DataSourceType.H2;
+ }
+
+ @Override
+ public List getAllAuths() {
+ List auths = new ArrayList<>();
+ String sql = "SELECT * FROM " + tableName + ";";
+ try (PreparedStatement pst = con.prepareStatement(sql); ResultSet rs = pst.executeQuery()) {
+ while (rs.next()) {
+ PlayerAuth auth = buildAuthFromResultSet(rs);
+ auths.add(auth);
+ }
+ } catch (SQLException ex) {
+ logSqlException(ex);
+ }
+ return auths;
+ }
+
+ @Override
+ public List getLoggedPlayersWithEmptyMail() {
+ List players = new ArrayList<>();
+ String sql = "SELECT " + col.REAL_NAME + " FROM " + tableName + " WHERE " + col.IS_LOGGED + " = 1"
+ + " AND (" + col.EMAIL + " = 'your@email.com' OR " + col.EMAIL + " IS NULL);";
+ try (Statement st = con.createStatement(); ResultSet rs = st.executeQuery(sql)) {
+ while (rs.next()) {
+ players.add(rs.getString(1));
+ }
+ } catch (SQLException ex) {
+ logSqlException(ex);
+ }
+ return players;
+ }
+
+ @Override
+ public List getRecentlyLoggedInPlayers() {
+ List players = new ArrayList<>();
+ String sql = "SELECT * FROM " + tableName + " ORDER BY " + col.LAST_LOGIN + " DESC LIMIT 10;";
+ try (Statement st = con.createStatement(); ResultSet rs = st.executeQuery(sql)) {
+ while (rs.next()) {
+ players.add(buildAuthFromResultSet(rs));
+ }
+ } catch (SQLException e) {
+ logSqlException(e);
+ }
+ return players;
+ }
+
+
+ @Override
+ public boolean setTotpKey(String user, String totpKey) {
+ String sql = "UPDATE " + tableName + " SET " + col.TOTP_KEY + " = ? WHERE " + col.NAME + " = ?";
+ try (PreparedStatement pst = con.prepareStatement(sql)) {
+ pst.setString(1, totpKey);
+ pst.setString(2, user.toLowerCase(Locale.ROOT));
+ pst.executeUpdate();
+ return true;
+ } catch (SQLException e) {
+ logSqlException(e);
+ }
+ return false;
+ }
+
+ private PlayerAuth buildAuthFromResultSet(ResultSet row) throws SQLException {
+ String salt = !col.SALT.isEmpty() ? row.getString(col.SALT) : null;
+
+ return PlayerAuth.builder()
+ .name(row.getString(col.NAME))
+ .email(row.getString(col.EMAIL))
+ .realName(row.getString(col.REAL_NAME))
+ .password(row.getString(col.PASSWORD), salt)
+ .totpKey(row.getString(col.TOTP_KEY))
+ .lastLogin(getNullableLong(row, col.LAST_LOGIN))
+ .lastIp(row.getString(col.LAST_IP))
+ .registrationDate(row.getLong(col.REGISTRATION_DATE))
+ .registrationIp(row.getString(col.REGISTRATION_IP))
+ .locX(row.getDouble(col.LASTLOC_X))
+ .locY(row.getDouble(col.LASTLOC_Y))
+ .locZ(row.getDouble(col.LASTLOC_Z))
+ .locWorld(row.getString(col.LASTLOC_WORLD))
+ .locYaw(row.getFloat(col.LASTLOC_YAW))
+ .locPitch(row.getFloat(col.LASTLOC_PITCH))
+ .build();
+ }
+
+ /**
+ * Creates the column for registration date and sets all entries to the current timestamp.
+ * We do so in order to avoid issues with purging, where entries with 0 / NULL might get
+ * purged immediately on startup otherwise.
+ *
+ * @param st Statement object to the database
+ */
+ private void addRegistrationDateColumn(Statement st) throws SQLException {
+ st.executeUpdate("ALTER TABLE " + tableName
+ + " ADD COLUMN " + col.REGISTRATION_DATE + " TIMESTAMP NOT NULL DEFAULT '0';");
+
+ // Use the timestamp from Java to avoid timezone issues in case JVM and database are out of sync
+ long currentTimestamp = System.currentTimeMillis();
+ int updatedRows = st.executeUpdate(String.format("UPDATE %s SET %s = %d;",
+ tableName, col.REGISTRATION_DATE, currentTimestamp));
+ logger.info("Created column '" + col.REGISTRATION_DATE + "' and set the current timestamp, "
+ + currentTimestamp + ", to all " + updatedRows + " rows");
+ }
+
+ @Override
+ String getJdbcUrl(String dataPath, String ignored, String database) {
+ return "jdbc:h2:" + dataPath + File.separator + database + ".db";
+ }
+
+ private static void close(Connection con) {
+ if (con != null) {
+ try {
+ con.close();
+ } catch (SQLException ex) {
+ logSqlException(ex);
+ }
+ }
+ }
+}
+
diff --git a/src/main/java/fr/xephi/authme/initialization/DataSourceProvider.java b/src/main/java/fr/xephi/authme/initialization/DataSourceProvider.java
index de5eea46..3593e7ea 100644
--- a/src/main/java/fr/xephi/authme/initialization/DataSourceProvider.java
+++ b/src/main/java/fr/xephi/authme/initialization/DataSourceProvider.java
@@ -5,6 +5,7 @@ import fr.xephi.authme.data.auth.PlayerCache;
import fr.xephi.authme.datasource.CacheDataSource;
import fr.xephi.authme.datasource.DataSource;
import fr.xephi.authme.datasource.DataSourceType;
+import fr.xephi.authme.datasource.H2;
import fr.xephi.authme.datasource.MariaDB;
import fr.xephi.authme.datasource.MySQL;
import fr.xephi.authme.datasource.PostgreSqlDataSource;
@@ -76,6 +77,9 @@ public class DataSourceProvider implements Provider {
case SQLITE:
dataSource = new SQLite(settings, dataFolder);
break;
+ case H2:
+ dataSource = new H2(settings, dataFolder);
+ break;
default:
throw new UnsupportedOperationException("Unknown data source type '" + dataSourceType + "'");
}