io.trino.security.AccessControlModule Maven / Gradle / Ivy
/*
* 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 io.trino.security;
import com.google.inject.Binder;
import com.google.inject.Key;
import com.google.inject.Module;
import com.google.inject.Provides;
import com.google.inject.Scopes;
import com.google.inject.Singleton;
import io.airlift.log.Logger;
import io.trino.plugin.base.security.DefaultSystemAccessControl;
import io.trino.plugin.base.util.LoggingInvocationHandler;
import io.trino.spi.security.GroupProvider;
import io.trino.tracing.ForTracing;
import io.trino.tracing.TracingAccessControl;
import static com.google.common.reflect.Reflection.newProxy;
import static com.google.inject.multibindings.OptionalBinder.newOptionalBinder;
import static io.airlift.configuration.ConfigBinder.configBinder;
import static org.weakref.jmx.guice.ExportBinder.newExporter;
public class AccessControlModule
implements Module
{
@Override
public void configure(Binder binder)
{
configBinder(binder).bindConfig(AccessControlConfig.class);
newOptionalBinder(binder, Key.get(String.class, DefaultSystemAccessControlName.class)).setDefault().toInstance(DefaultSystemAccessControl.NAME);
binder.bind(AccessControlManager.class).in(Scopes.SINGLETON);
binder.bind(AccessControl.class).to(TracingAccessControl.class);
binder.bind(GroupProviderManager.class).in(Scopes.SINGLETON);
binder.bind(GroupProvider.class).to(GroupProviderManager.class).in(Scopes.SINGLETON);
newExporter(binder).export(AccessControlManager.class).withGeneratedName();
}
@Provides
@Singleton
@ForTracing
public AccessControl createAccessControl(AccessControlManager accessControlManager)
{
Logger logger = Logger.get(AccessControl.class);
AccessControl loggingInvocationsAccessControl = newProxy(
AccessControl.class,
new LoggingInvocationHandler(accessControlManager, logger::debug));
return ForwardingAccessControl.of(() -> {
if (logger.isDebugEnabled()) {
return loggingInvocationsAccessControl;
}
return accessControlManager;
});
}
}