content: //
  // 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 com.cloud.hypervisor.xenserver.resource.wrapper.xenbase;
  
  import static com.cloud.hypervisor.xenserver.resource.wrapper.xenbase.XenServerUtilitiesHelper.SCRIPT_CMD_PATH;
  
  
  import com.cloud.agent.api.Answer;
  import com.cloud.agent.api.UpdateHostPasswordCommand;
  import com.cloud.agent.resource.virtualnetwork.VRScripts;
  import com.cloud.hypervisor.xenserver.resource.CitrixResourceBase;
  import com.cloud.resource.CommandWrapper;
  import com.cloud.resource.ResourceWrapper;
  import com.cloud.utils.Pair;
  
  @ResourceWrapper(handles =  UpdateHostPasswordCommand.class)
  public final class CitrixUpdateHostPasswordCommandWrapper extends CommandWrapper<UpdateHostPasswordCommand, Answer, CitrixResourceBase> {
  
  
      @Override
      public Answer execute(final UpdateHostPasswordCommand command, final CitrixResourceBase citrixResourceBase) {
          final String hostIp = command.getHostIp();
          final String username = command.getUsername();
          final String newPassword = command.getNewPassword();
  
          final XenServerUtilitiesHelper xenServerUtilitiesHelper = citrixResourceBase.getXenServerUtilitiesHelper();
          final String cmdLine = xenServerUtilitiesHelper.buildCommandLine(SCRIPT_CMD_PATH, VRScripts.UPDATE_HOST_PASSWD, username, newPassword);
  
          Pair<Boolean, String> result;
          try {
              logger.debug("Executing command in Host: " + cmdLine);
              final String hostPassword = citrixResourceBase.getPwdFromQueue();
              result = xenServerUtilitiesHelper.executeSshWrapper(hostIp, 22, username, null, hostPassword, cmdLine.toString());
          } catch (final Exception e) {
              return new Answer(command, false, e.getMessage());
          }
          // Add new password to the queue.
          citrixResourceBase.replaceOldPasswdInQueue(newPassword);
          return new Answer(command, result.first(), result.second());
      }
  }
  