/*
* Copyright 2015 the original author or authors.
*
* 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.gradle.internal.resource.transport.aws.s3;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
import org.gradle.api.credentials.AwsCredentials;
import org.gradle.authentication.Authentication;
import org.gradle.authentication.aws.AwsImAuthentication;
import org.gradle.internal.authentication.AllSchemesAuthentication;
import org.gradle.internal.resource.connector.ResourceConnectorFactory;
import org.gradle.internal.resource.connector.ResourceConnectorSpecification;
import org.gradle.internal.resource.transfer.ExternalResourceConnector;
public class S3ConnectorFactory implements ResourceConnectorFactory {
@Override
public Set<String> getSupportedProtocols() {
return Collections.singleton("s3");
}
@Override
public Set<Class<? extends Authentication>> getSupportedAuthentication() {
Set<Class<? extends Authentication>> supported = new HashSet<Class<? extends Authentication>>();
supported.add(AwsImAuthentication.class);
supported.add(AllSchemesAuthentication.class);
return supported;
}
@Override
public ExternalResourceConnector createResourceConnector(ResourceConnectorSpecification connectionDetails) {
Collection<? extends Authentication> authentications = connectionDetails.getAuthentications();
// Since s3 transport supports only one type of credentials at a time, let's use the first one found.
for (Authentication authentication : authentications) {
// We get only the first element here, nothing else. But Collection
// forces us to use an iterator.
if (authentication instanceof AllSchemesAuthentication) {
// First things first, retro compatibility
AwsCredentials awsCredentials = connectionDetails.getCredentials(AwsCredentials.class);
if(awsCredentials == null) {
throw new IllegalArgumentException("AwsCredentials must be set for S3 backed repository.");
}
return new S3ResourceConnector(new S3Client(awsCredentials, new S3ConnectionProperties()));
}
if (authentication instanceof AwsImAuthentication) {
return new S3ResourceConnector(new S3Client(new S3ConnectionProperties()));
}
}
throw new IllegalArgumentException("S3 resource should either specify AwsIamAutentication or provide some AwsCredentials.");
}
}