| /* |
| * 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.apache.ranger.authorization.presto.authorizer; |
| |
| import com.google.inject.Injector; |
| import com.google.inject.Scopes; |
| import io.airlift.bootstrap.Bootstrap; |
| import io.prestosql.spi.security.SystemAccessControl; |
| import io.prestosql.spi.security.SystemAccessControlFactory; |
| |
| import java.util.Map; |
| |
| import static com.google.common.base.Throwables.throwIfUnchecked; |
| import static io.airlift.configuration.ConfigBinder.configBinder; |
| import static java.util.Objects.requireNonNull; |
| |
| public class RangerSystemAccessControlFactory |
| implements SystemAccessControlFactory { |
| private static final String NAME = "ranger"; |
| |
| @Override |
| public String getName() { |
| return NAME; |
| } |
| |
| @Override |
| public SystemAccessControl create(Map<String, String> config) { |
| requireNonNull(config, "config is null"); |
| |
| try { |
| Bootstrap app = new Bootstrap( |
| binder -> { |
| configBinder(binder).bindConfig(RangerConfig.class); |
| binder.bind(RangerSystemAccessControl.class).in(Scopes.SINGLETON); |
| } |
| ); |
| |
| Injector injector = app |
| .strictConfig() |
| .doNotInitializeLogging() |
| .setRequiredConfigurationProperties(config) |
| .initialize(); |
| |
| return injector.getInstance(RangerSystemAccessControl.class); |
| } catch (Exception e) { |
| throwIfUnchecked(e); |
| throw new RuntimeException(e); |
| } |
| } |
| } |