Package com.cloud.api.commands

Source Code of com.cloud.api.commands.DestroyVMCmd

// 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.api.commands;

import org.apache.log4j.Logger;

import com.cloud.api.ApiConstants;
import com.cloud.api.BaseAsyncCmd;
import com.cloud.api.BaseCmd;
import com.cloud.api.IdentityMapper;
import com.cloud.api.Implementation;
import com.cloud.api.Parameter;
import com.cloud.api.ServerApiException;
import com.cloud.api.response.UserVmResponse;
import com.cloud.async.AsyncJob;
import com.cloud.event.EventTypes;
import com.cloud.exception.ConcurrentOperationException;
import com.cloud.exception.ResourceUnavailableException;
import com.cloud.hypervisor.Hypervisor.HypervisorType;
import com.cloud.user.Account;
import com.cloud.user.UserContext;
import com.cloud.uservm.UserVm;

@Implementation(description="Destroys a virtual machine. Once destroyed, only the administrator can recover it.", responseObject=UserVmResponse.class)
public class DestroyVMCmd extends BaseAsyncCmd {
    public static final Logger s_logger = Logger.getLogger(DestroyVMCmd.class.getName());

    private static final String s_name = "destroyvirtualmachineresponse";

    /////////////////////////////////////////////////////
    //////////////// API parameters /////////////////////
    /////////////////////////////////////////////////////

    @IdentityMapper(entityTableName="vm_instance")
    @Parameter(name=ApiConstants.ID, type=CommandType.LONG, required=true, description="The ID of the virtual machine")
    private Long id;

    /////////////////////////////////////////////////////
    /////////////////// Accessors ///////////////////////
    /////////////////////////////////////////////////////

    public Long getId() {
        return id;
    }

    /////////////////////////////////////////////////////
    /////////////// API Implementation///////////////////
    /////////////////////////////////////////////////////

    @Override
    public String getCommandName() {
        return s_name;
    }

    @Override
    public long getEntityOwnerId() {
        UserVm vm = _responseGenerator.findUserVmById(getId());
        if (vm != null) {
            return vm.getAccountId();
        }

        return Account.ACCOUNT_ID_SYSTEM; // no account info given, parent this command to SYSTEM so ERROR events are tracked
    }

    @Override
    public String getEventType() {
        return EventTypes.EVENT_VM_DESTROY;
    }

    @Override
    public String getEventDescription() {
        return  "destroying vm: " + getId();
    }
   
    public AsyncJob.Type getInstanceType() {
      return AsyncJob.Type.VirtualMachine;
    }
   
    public Long getInstanceId() {
      return getId();
    }

    @Override
    public void execute() throws ResourceUnavailableException, ConcurrentOperationException{
        UserContext.current().setEventDetails("Vm Id: "+getId());
        UserVm result;
        if (_userVmService.getHypervisorTypeOfUserVM(getId()) == HypervisorType.BareMetal) {
          result = _bareMetalVmService.destroyVm(this);
        } else {
          result = _userVmService.destroyVm(this);
        }
       
        if (result != null) {
            UserVmResponse response = _responseGenerator.createUserVmResponse("virtualmachine", result).get(0);
            response.setResponseName("virtualmachine");
            this.setResponseObject(response);
        } else {
            throw new ServerApiException(BaseCmd.INTERNAL_ERROR, "Failed to destroy vm");
        }
    }
}
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