/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.hadoop.gateway.encrypturi.impl;
import org.apache.hadoop.gateway.deploy.DeploymentContext;
import org.apache.hadoop.gateway.deploy.ProviderDeploymentContributor;
import org.apache.hadoop.gateway.deploy.ProviderDeploymentContributorBase;
import org.apache.hadoop.gateway.descriptor.FilterParamDescriptor;
import org.apache.hadoop.gateway.descriptor.ResourceDescriptor;
import org.apache.hadoop.gateway.encrypturi.EncryptUriMessages;
import org.apache.hadoop.gateway.encrypturi.api.EncryptUriDescriptor;
import org.apache.hadoop.gateway.i18n.messages.MessagesFactory;
import org.apache.hadoop.gateway.services.security.AliasService;
import org.apache.hadoop.gateway.services.security.AliasServiceException;
import org.apache.hadoop.gateway.topology.Provider;
import org.apache.hadoop.gateway.topology.Service;
import java.util.List;
public class EncryptUriDeploymentContributor
extends ProviderDeploymentContributorBase
implements ProviderDeploymentContributor {
private static EncryptUriMessages log = MessagesFactory.get( EncryptUriMessages.class );
public static final String PROVIDER_ROLE_NAME = "encrypt";
public static final String PROVIDER_IMPL_NAME = "default";
private AliasService as;
@Override
public String getRole() {
return PROVIDER_ROLE_NAME;
}
@Override
public String getName() {
return PROVIDER_IMPL_NAME;
}
public void setAliasService(AliasService as) {
this.as = as;
}
@Override
public void initializeContribution(DeploymentContext context) {
super.initializeContribution(context);
String clusterName = context.getTopology().getName();
// we don't want to overwrite an existing alias from a previous topology deployment
// so we can't just blindly generateAlias here.
// this version of getPassword will generate a value for it only if missing
try {
this.as.getPasswordFromAliasForCluster(clusterName, EncryptUriDescriptor.PASSWORD_ALIAS, true);
} catch (AliasServiceException e) {
log.unableCreatePasswordForEncryption(e);
}
}
@Override
public void contributeProvider( DeploymentContext context, Provider provider ) {
}
@Override
public void contributeFilter(
DeploymentContext context,
Provider provider,
Service service,
ResourceDescriptor resource,
List<FilterParamDescriptor> params ) {
}
}