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/*
* Copyright 2022 Anton Tananaev (anton@traccar.org)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.traccar.storage;
import com.google.inject.AbstractModule;
import com.google.inject.Provides;
import com.zaxxer.hikari.HikariConfig;
import com.zaxxer.hikari.HikariDataSource;
import liquibase.Contexts;
import liquibase.Liquibase;
import liquibase.database.Database;
import liquibase.database.DatabaseFactory;
import liquibase.exception.LiquibaseException;
import liquibase.resource.DirectoryResourceAccessor;
import liquibase.resource.ResourceAccessor;
import org.traccar.config.Config;
import org.traccar.config.Keys;
import jakarta.inject.Singleton;
import javax.sql.DataSource;
import java.io.File;
import java.io.IOException;
import java.lang.reflect.Method;
import java.net.URL;
public class DatabaseModule extends AbstractModule {
@Singleton
@Provides
public static DataSource provideDataSource(
Config config) throws ReflectiveOperationException, IOException, LiquibaseException {
String driverFile = config.getString(Keys.DATABASE_DRIVER_FILE);
if (driverFile != null) {
ClassLoader classLoader = ClassLoader.getSystemClassLoader();
try {
Method method = classLoader.getClass().getDeclaredMethod("addURL", URL.class);
method.setAccessible(true);
method.invoke(classLoader, new File(driverFile).toURI().toURL());
} catch (NoSuchMethodException e) {
Method method = classLoader.getClass()
.getDeclaredMethod("appendToClassPathForInstrumentation", String.class);
method.setAccessible(true);
method.invoke(classLoader, driverFile);
}
}
String driver = config.getString(Keys.DATABASE_DRIVER);
if (driver != null) {
Class.forName(driver);
}
HikariConfig hikariConfig = new HikariConfig();
hikariConfig.setDriverClassName(driver);
hikariConfig.setJdbcUrl(config.getString(Keys.DATABASE_URL));
hikariConfig.setUsername(config.getString(Keys.DATABASE_USER));
hikariConfig.setPassword(config.getString(Keys.DATABASE_PASSWORD));
hikariConfig.setConnectionInitSql(config.getString(Keys.DATABASE_CHECK_CONNECTION));
hikariConfig.setIdleTimeout(600000);
int maxPoolSize = config.getInteger(Keys.DATABASE_MAX_POOL_SIZE);
if (maxPoolSize != 0) {
hikariConfig.setMaximumPoolSize(maxPoolSize);
}
DataSource dataSource = new HikariDataSource(hikariConfig);
if (config.hasKey(Keys.DATABASE_CHANGELOG)) {
ResourceAccessor resourceAccessor = new DirectoryResourceAccessor(new File("."));
Database database = DatabaseFactory.getInstance().openDatabase(
config.getString(Keys.DATABASE_URL),
config.getString(Keys.DATABASE_USER),
config.getString(Keys.DATABASE_PASSWORD),
config.getString(Keys.DATABASE_DRIVER),
null, null, null, resourceAccessor);
String changelog = config.getString(Keys.DATABASE_CHANGELOG);
try (Liquibase liquibase = new Liquibase(changelog, resourceAccessor, database)) {
liquibase.clearCheckSums();
liquibase.update(new Contexts());
}
}
return dataSource;
}
}
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