/*
* 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.sshd.client.auth.hostbased;
import java.util.List;
import org.apache.sshd.client.auth.AbstractUserAuthFactory;
import org.apache.sshd.common.NamedFactory;
import org.apache.sshd.common.signature.Signature;
import org.apache.sshd.common.signature.SignatureFactoriesManager;
import org.apache.sshd.common.util.GenericUtils;
/**
* @author <a href="mailto:dev@mina.apache.org">Apache MINA SSHD Project</a>
*/
public class UserAuthHostBasedFactory extends AbstractUserAuthFactory implements SignatureFactoriesManager {
public static final String NAME = HOST_BASED;
public static final UserAuthHostBasedFactory INSTANCE = new UserAuthHostBasedFactory() {
@Override
public List<NamedFactory<Signature>> getSignatureFactories() {
return null;
}
@Override
public void setSignatureFactories(List<NamedFactory<Signature>> factories) {
if (!GenericUtils.isEmpty(factories)) {
throw new UnsupportedOperationException("Not allowed to change default instance signature factories");
}
}
@Override
public HostKeyIdentityProvider getClientHostKeys() {
return null;
}
@Override
public void setClientHostKeys(HostKeyIdentityProvider clientHostKeys) {
if (clientHostKeys != null) {
throw new UnsupportedOperationException("Not allowed to change default instance client host keys");
}
}
@Override
public String getClientUsername() {
return null;
}
@Override
public void setClientUsername(String clientUsername) {
if (!GenericUtils.isEmpty(clientUsername)) {
throw new UnsupportedOperationException("Not allowed to change default instance client username");
}
}
@Override
public String getClientHostname() {
return null;
}
@Override
public void setClientHostname(String clientHostname) {
if (!GenericUtils.isEmpty(clientHostname)) {
throw new UnsupportedOperationException("Not allowed to change default instance client hostname");
}
}
};
private List<NamedFactory<Signature>> factories;
private HostKeyIdentityProvider clientHostKeys;
private String clientUsername;
private String clientHostname;
public UserAuthHostBasedFactory() {
super(NAME);
}
@Override
public List<NamedFactory<Signature>> getSignatureFactories() {
return factories;
}
@Override
public void setSignatureFactories(List<NamedFactory<Signature>> factories) {
this.factories = factories;
}
public HostKeyIdentityProvider getClientHostKeys() {
return clientHostKeys;
}
public void setClientHostKeys(HostKeyIdentityProvider clientHostKeys) {
this.clientHostKeys = clientHostKeys;
}
public String getClientUsername() {
return clientUsername;
}
public void setClientUsername(String clientUsername) {
this.clientUsername = clientUsername;
}
public String getClientHostname() {
return clientHostname;
}
public void setClientHostname(String clientHostname) {
this.clientHostname = clientHostname;
}
@Override
public UserAuthHostBased create() {
UserAuthHostBased auth = new UserAuthHostBased(getClientHostKeys());
auth.setClientHostname(getClientHostname());
auth.setClientUsername(getClientUsername());
auth.setSignatureFactories(getSignatureFactories());
return auth;
}
}