/**
* 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.camel.component.openstack.keystone.producer;
import java.util.List;
import java.util.Map;
import org.apache.camel.Exchange;
import org.apache.camel.Message;
import org.apache.camel.component.openstack.common.OpenstackConstants;
import org.apache.camel.component.openstack.keystone.KeystoneConstants;
import org.apache.camel.component.openstack.keystone.KeystoneEndpoint;
import org.apache.camel.util.ObjectHelper;
import org.openstack4j.api.Builders;
import org.openstack4j.api.OSClient;
import org.openstack4j.model.common.ActionResponse;
import org.openstack4j.model.identity.v3.Group;
import org.openstack4j.model.identity.v3.builder.GroupBuilder;
public class GroupProducer extends AbstractKeystoneProducer {
public GroupProducer(KeystoneEndpoint endpoint, OSClient client) {
super(endpoint, client);
}
@Override
public void process(Exchange exchange) throws Exception {
final String operation = getOperation(exchange);
switch (operation) {
case OpenstackConstants.CREATE:
doCreate(exchange);
break;
case OpenstackConstants.GET:
doGet(exchange);
break;
case OpenstackConstants.GET_ALL:
doGetAll(exchange);
break;
case OpenstackConstants.UPDATE:
doUpdate(exchange);
break;
case OpenstackConstants.DELETE:
doDelete(exchange);
break;
case KeystoneConstants.ADD_USER_TO_GROUP:
doAddUser(exchange);
break;
case KeystoneConstants.CHECK_GROUP_USER:
doCheckUserGroup(exchange);
break;
case KeystoneConstants.REMOVE_USER_FROM_GROUP:
doRemoveUserFromGroup(exchange);
break;
default:
throw new IllegalArgumentException("Unsupported operation " + operation);
}
}
private void doCreate(Exchange exchange) {
final Group in = messageToGroup(exchange.getIn());
final Group out = osV3Client.identity().groups().create(in);
exchange.getIn().setBody(out);
}
private void doGet(Exchange exchange) {
final Message msg = exchange.getIn();
final String id = msg.getHeader(OpenstackConstants.ID, msg.getHeader(KeystoneConstants.GROUP_ID, String.class), String.class);
ObjectHelper.notEmpty(id, "Group ID");
final Group result = osV3Client.identity().groups().get(id);
msg.setBody(result);
}
private void doGetAll(Exchange exchange) {
final List<? extends Group> out = osV3Client.identity().groups().list();
exchange.getIn().setBody(out);
}
private void doUpdate(Exchange exchange) {
final Message msg = exchange.getIn();
final Group group = messageToGroup(msg);
final Group updatedGroup = osV3Client.identity().groups().update(group);
msg.setBody(updatedGroup);
}
private void doDelete(Exchange exchange) {
final Message msg = exchange.getIn();
final String id = msg.getHeader(OpenstackConstants.ID, msg.getHeader(KeystoneConstants.GROUP_ID, String.class), String.class);
ObjectHelper.notEmpty(id, "Group ID");
final ActionResponse response = osV3Client.identity().groups().delete(id);
checkFailure(response, msg, "Delete group with ID " + id);
}
private void doAddUser(Exchange exchange) {
final Message msg = exchange.getIn();
final String userId = msg.getHeader(KeystoneConstants.USER_ID, String.class);
final String groupId = msg.getHeader(KeystoneConstants.GROUP_ID, String.class);
ObjectHelper.notEmpty(userId, "User ID");
ObjectHelper.notEmpty(groupId, "Group ID");
final ActionResponse response = osV3Client.identity().groups().addUserToGroup(groupId, userId);
checkFailure(response, msg, String.format("Add user %s to group %s", userId, groupId));
}
private void doCheckUserGroup(Exchange exchange) {
final Message msg = exchange.getIn();
final String userId = msg.getHeader(KeystoneConstants.USER_ID, String.class);
final String groupId = msg.getHeader(KeystoneConstants.GROUP_ID, String.class);
ObjectHelper.notEmpty(userId, "User ID");
ObjectHelper.notEmpty(groupId, "Group ID");
final ActionResponse response = osV3Client.identity().groups().checkGroupUser(groupId, userId);
msg.setBody(response.isSuccess());
}
private void doRemoveUserFromGroup(Exchange exchange) {
final Message msg = exchange.getIn();
final String userId = msg.getHeader(KeystoneConstants.USER_ID, String.class);
final String groupId = msg.getHeader(KeystoneConstants.GROUP_ID, String.class);
ObjectHelper.notEmpty(userId, "User ID");
ObjectHelper.notEmpty(groupId, "Group ID");
final ActionResponse response = osV3Client.identity().groups().removeUserFromGroup(groupId, userId);
checkFailure(response, msg, String.format("Delete user %s from group %s", userId, groupId));
}
private Group messageToGroup(Message message) {
Group group = message.getBody(Group.class);
if (group == null) {
Map headers = message.getHeaders();
GroupBuilder builder = Builders.group();
ObjectHelper.notEmpty(message.getHeader(OpenstackConstants.NAME, String.class), "Name");
builder.name(message.getHeader(OpenstackConstants.NAME, String.class));
if (headers.containsKey(KeystoneConstants.DOMAIN_ID)) {
builder.domainId(message.getHeader(KeystoneConstants.DOMAIN_ID, String.class));
}
if (headers.containsKey(KeystoneConstants.DESCRIPTION)) {
builder.description(message.getHeader(KeystoneConstants.DESCRIPTION, String.class));
}
group = builder.build();
}
return group;
}
}