221 lines
8.5 KiB
Java
221 lines
8.5 KiB
Java
/*
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* Copyright (c) 2014 Hewlett-Packard Development Company, L.P.
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
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* in compliance with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software distributed under the License
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* is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
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* or implied. See the License for the specific language governing permissions and limitations under
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* the License.
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*/
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package monasca.api;
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import ch.qos.logback.classic.Level;
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import io.dropwizard.db.DataSourceFactory;
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import io.dropwizard.jdbi.DBIFactory;
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import io.dropwizard.setup.Environment;
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import java.util.Arrays;
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import java.util.Properties;
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import javax.inject.Named;
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import javax.inject.Singleton;
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import kafka.javaapi.producer.Producer;
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import kafka.producer.ProducerConfig;
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import org.hibernate.SessionFactory;
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import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
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import org.hibernate.cfg.Configuration;
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import org.hibernate.service.ServiceRegistry;
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import org.skife.jdbi.v2.DBI;
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import com.codahale.metrics.MetricRegistry;
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import com.google.common.base.Joiner;
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import com.google.inject.AbstractModule;
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import com.google.inject.Provides;
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import com.google.inject.ProvisionException;
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import com.google.inject.name.Names;
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import monasca.api.app.ApplicationModule;
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import monasca.api.domain.DomainModule;
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import monasca.api.infrastructure.InfrastructureModule;
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import monasca.common.hibernate.db.AlarmActionDb;
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import monasca.common.hibernate.db.AlarmActionId;
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import monasca.common.hibernate.db.AlarmDb;
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import monasca.common.hibernate.db.AlarmDefinitionDb;
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import monasca.common.hibernate.db.AlarmMetricDb;
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import monasca.common.hibernate.db.AlarmMetricId;
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import monasca.common.hibernate.db.MetricDefinitionDb;
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import monasca.common.hibernate.db.MetricDefinitionDimensionsDb;
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import monasca.common.hibernate.db.MetricDimensionDb;
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import monasca.common.hibernate.db.NotificationMethodDb;
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import monasca.common.hibernate.db.SubAlarmDb;
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import monasca.common.hibernate.db.SubAlarmDefinitionDb;
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import monasca.common.hibernate.db.SubAlarmDefinitionDimensionDb;
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/**
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* Monitoring API server bindings.
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*/
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public class MonApiModule
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extends AbstractModule {
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/**
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* <b>PostgresSQL</b> {@link javax.sql.DataSource} class name
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*/
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private static final String POSTGRES_DS_CLASS = "org.postgresql.ds.PGPoolingDataSource";
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/**
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* <b>MySQL</b> {@link javax.sql.DataSource} class name
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*/
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private static final String MYSQL_DS_CLASS = "com.mysql.jdbc.jdbc2.optional.MysqlDataSource";
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private final ApiConfig config;
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private final Environment environment;
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public MonApiModule(Environment environment, ApiConfig config) {
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this.environment = environment;
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this.config = config;
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}
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@Override
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protected void configure() {
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bind(ApiConfig.class).toInstance(config);
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bind(MetricRegistry.class).toInstance(environment.metrics());
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if (!this.isHibernateEnabled()) {
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bind(DataSourceFactory.class).annotatedWith(Names.named("mysql")).toInstance(config.mysql);
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}
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bind(DataSourceFactory.class).annotatedWith(Names.named("vertica")).toInstance(config.vertica);
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install(new ApplicationModule());
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install(new DomainModule());
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install(new InfrastructureModule(this.config));
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}
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@Provides
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@Singleton
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@Named("orm")
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public SessionFactory getSessionFactory() {
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if (config.hibernate == null) {
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throw new ProvisionException("Unable to provision ORM DBI, couldn't locate hibernate configuration");
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}
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try {
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Configuration configuration = new Configuration();
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configuration.addAnnotatedClass(AlarmDb.class);
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configuration.addAnnotatedClass(AlarmActionDb.class);
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configuration.addAnnotatedClass(AlarmActionId.class);
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configuration.addAnnotatedClass(AlarmDefinitionDb.class);
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configuration.addAnnotatedClass(AlarmMetricDb.class);
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configuration.addAnnotatedClass(AlarmMetricId.class);
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configuration.addAnnotatedClass(MetricDefinitionDb.class);
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configuration.addAnnotatedClass(MetricDefinitionDimensionsDb.class);
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configuration.addAnnotatedClass(MetricDimensionDb.class);
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configuration.addAnnotatedClass(SubAlarmDefinitionDb.class);
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configuration.addAnnotatedClass(SubAlarmDefinitionDimensionDb.class);
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configuration.addAnnotatedClass(SubAlarmDb.class);
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configuration.addAnnotatedClass(NotificationMethodDb.class);
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configuration.setProperties(this.getORMProperties(this.config.hibernate.getDataSourceClassName()));
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ServiceRegistry serviceRegistry = new StandardServiceRegistryBuilder().applySettings(configuration.getProperties()).build();
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// builds a session factory from the service registry
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return configuration.buildSessionFactory(serviceRegistry);
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} catch (Throwable ex) {
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throw new ProvisionException("Failed to provision ORM DBI", ex);
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}
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}
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@Provides
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@Singleton
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@Named("mysql")
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public DBI getMySqlDBI() {
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try {
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return new DBIFactory().build(environment, config.mysql, "mysql");
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} catch (ClassNotFoundException e) {
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throw new ProvisionException("Failed to provision MySQL DBI", e);
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}
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}
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@Provides
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@Singleton
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@Named("vertica")
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public DBI getVerticaDBI() {
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try {
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return new DBIFactory().build(environment, config.vertica, "vertica");
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} catch (ClassNotFoundException e) {
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throw new ProvisionException("Failed to provision Vertica DBI", e);
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}
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}
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@Provides
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@Singleton
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public Producer<String, String> getProducer() {
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Properties props = new Properties();
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props.put("metadata.broker.list", Joiner.on(',').join(config.kafka.brokerUris));
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props.put("serializer.class", "kafka.serializer.StringEncoder");
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props.put("request.required.acks", "1");
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ProducerConfig config = new ProducerConfig(props);
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return new Producer<String, String>(config);
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}
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private Properties getORMProperties(final String dataSourceClassName) {
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final Properties properties = new Properties();
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// different drivers requires different sets of properties
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switch (dataSourceClassName) {
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case POSTGRES_DS_CLASS:
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this.handlePostgresORMProperties(properties);
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break;
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case MYSQL_DS_CLASS:
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this.handleMySQLORMProperties(properties);
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break;
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default:
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throw new ProvisionException(
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String.format(
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"%s is not supported, valid data sources are %s",
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dataSourceClassName,
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Arrays.asList(POSTGRES_DS_CLASS, MYSQL_DS_CLASS)
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)
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);
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}
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// different drivers requires different sets of properties
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// driver agnostic properties
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this.handleCommonORMProperties(properties);
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// driver agnostic properties
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return properties;
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}
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private void handleCommonORMProperties(final Properties properties) {
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properties.put("hibernate.connection.provider_class", this.config.hibernate.getProviderClass());
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properties.put("hibernate.hbm2ddl.auto", this.config.hibernate.getAutoConfig());
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properties.put("show_sql", this.config.getLoggingFactory().getLevel().equals(Level.DEBUG));
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properties.put("hibernate.hikari.dataSource.user", this.config.hibernate.getUser());
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properties.put("hibernate.hikari.dataSource.password", this.config.hibernate.getPassword());
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properties.put("hibernate.hikari.dataSourceClassName", this.config.hibernate.getDataSourceClassName());
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}
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private void handleMySQLORMProperties(final Properties properties) {
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properties.put("hibernate.hikari.dataSource.url", this.config.hibernate.getDataSourceUrl());
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}
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private void handlePostgresORMProperties(final Properties properties) {
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properties.put("hibernate.hikari.dataSource.serverName", this.config.hibernate.getServerName());
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properties.put("hibernate.hikari.dataSource.portNumber", this.config.hibernate.getPortNumber());
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properties.put("hibernate.hikari.dataSource.databaseName", this.config.hibernate.getDatabaseName());
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properties.put("hibernate.hikari.dataSource.initialConnections", this.config.hibernate.getInitialConnections());
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properties.put("hibernate.hikari.dataSource.maxConnections", this.config.hibernate.getMaxConnections());
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properties.put("hibernate.hikari.connectionTestQuery", "SELECT 1");
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properties.put("hibernate.hikari.connectionTimeout", "5000");
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properties.put("hibernate.hikari.initializationFailFast", "false");
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}
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private boolean isHibernateEnabled() {
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return this.config.hibernate != null && this.config.hibernate.getSupportEnabled();
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}
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}
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