github.com/vmware/govmomi@v0.37.1/govc/device/cdrom/eject.go (about)

     1  /*
     2  Copyright (c) 2014-2016 VMware, Inc. All Rights Reserved.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package cdrom
    18  
    19  import (
    20  	"context"
    21  	"flag"
    22  
    23  	"github.com/vmware/govmomi/govc/cli"
    24  	"github.com/vmware/govmomi/govc/flags"
    25  )
    26  
    27  type eject struct {
    28  	*flags.VirtualMachineFlag
    29  
    30  	device string
    31  }
    32  
    33  func init() {
    34  	cli.Register("device.cdrom.eject", &eject{})
    35  }
    36  
    37  func (cmd *eject) Register(ctx context.Context, f *flag.FlagSet) {
    38  	cmd.VirtualMachineFlag, ctx = flags.NewVirtualMachineFlag(ctx)
    39  	cmd.VirtualMachineFlag.Register(ctx, f)
    40  
    41  	f.StringVar(&cmd.device, "device", "", "CD-ROM device name")
    42  }
    43  
    44  func (cmd *eject) Process(ctx context.Context) error {
    45  	if err := cmd.VirtualMachineFlag.Process(ctx); err != nil {
    46  		return err
    47  	}
    48  	return nil
    49  }
    50  
    51  func (cmd *eject) Description() string {
    52  	return `Eject media from CD-ROM device.
    53  
    54  If device is not specified, the first CD-ROM device is used.
    55  
    56  Examples:
    57    govc device.cdrom.eject -vm vm-1
    58    govc device.cdrom.eject -vm vm-1 -device floppy-1`
    59  }
    60  
    61  func (cmd *eject) Run(ctx context.Context, f *flag.FlagSet) error {
    62  	vm, err := cmd.VirtualMachine()
    63  	if err != nil {
    64  		return err
    65  	}
    66  
    67  	if vm == nil {
    68  		return flag.ErrHelp
    69  	}
    70  
    71  	devices, err := vm.Device(ctx)
    72  	if err != nil {
    73  		return err
    74  	}
    75  
    76  	c, err := devices.FindCdrom(cmd.device)
    77  	if err != nil {
    78  		return err
    79  	}
    80  
    81  	return vm.EditDevice(ctx, devices.EjectIso(c))
    82  }