/*
* Druid - a distributed column store.
* Copyright (C) 2012, 2013 Metamarkets Group Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package io.druid.storage.s3;
import com.amazonaws.auth.AWSCredentialsProvider;
import com.fasterxml.jackson.databind.Module;
import com.google.common.base.Strings;
import com.google.common.collect.ImmutableList;
import com.google.inject.Binder;
import com.google.inject.Provides;
import io.druid.guice.Binders;
import io.druid.guice.JsonConfigProvider;
import io.druid.guice.LazySingleton;
import io.druid.initialization.DruidModule;
import org.jets3t.service.impl.rest.httpclient.RestS3Service;
import org.jets3t.service.security.AWSCredentials;
import java.util.List;
/**
*/
public class S3StorageDruidModule implements DruidModule
{
@Override
public List<? extends Module> getJacksonModules()
{
return ImmutableList.of();
}
@Override
public void configure(Binder binder)
{
JsonConfigProvider.bind(binder, "druid.s3", AWSCredentialsConfig.class);
Binders.dataSegmentPullerBinder(binder).addBinding("s3_zip").to(S3DataSegmentPuller.class).in(LazySingleton.class);
Binders.dataSegmentKillerBinder(binder).addBinding("s3_zip").to(S3DataSegmentKiller.class).in(LazySingleton.class);
Binders.dataSegmentMoverBinder(binder).addBinding("s3_zip").to(S3DataSegmentMover.class).in(LazySingleton.class);
Binders.dataSegmentArchiverBinder(binder).addBinding("s3_zip").to(S3DataSegmentArchiver.class).in(LazySingleton.class);
Binders.dataSegmentPusherBinder(binder).addBinding("s3").to(S3DataSegmentPusher.class).in(LazySingleton.class);
JsonConfigProvider.bind(binder, "druid.storage", S3DataSegmentPusherConfig.class);
JsonConfigProvider.bind(binder, "druid.storage", S3DataSegmentArchiverConfig.class);
Binders.taskLogsBinder(binder).addBinding("s3").to(S3TaskLogs.class);
JsonConfigProvider.bind(binder, "druid.indexer.logs", S3TaskLogsConfig.class);
binder.bind(S3TaskLogs.class).in(LazySingleton.class);
}
@Provides
@LazySingleton
public AWSCredentialsProvider getAWSCredentialsProvider(final AWSCredentialsConfig config)
{
if (!Strings.isNullOrEmpty(config.getAccessKey()) && !Strings.isNullOrEmpty(config.getSecretKey())) {
return new AWSCredentialsProvider() {
@Override
public com.amazonaws.auth.AWSCredentials getCredentials() {
return new com.amazonaws.auth.AWSCredentials() {
@Override
public String getAWSAccessKeyId() {
return config.getAccessKey();
}
@Override
public String getAWSSecretKey() {
return config.getSecretKey();
}
};
}
@Override
public void refresh() {}
};
} else {
return new FileSessionCredentialsProvider(config.getFileSessionCredentials());
}
}
@Provides
@LazySingleton
public RestS3Service getRestS3Service(AWSCredentialsProvider provider)
{
if(provider.getCredentials() instanceof com.amazonaws.auth.AWSSessionCredentials) {
return new RestS3Service(new AWSSessionCredentialsAdapter(provider));
} else {
return new RestS3Service(new AWSCredentials(
provider.getCredentials().getAWSAccessKeyId(),
provider.getCredentials().getAWSSecretKey()
));
}
}
}