github.com/vmware/govmomi@v0.51.0/cli/device/disconnect.go (about)

     1  // © Broadcom. All Rights Reserved.
     2  // The term “Broadcom” refers to Broadcom Inc. and/or its subsidiaries.
     3  // SPDX-License-Identifier: Apache-2.0
     4  
     5  package device
     6  
     7  import (
     8  	"context"
     9  	"flag"
    10  	"fmt"
    11  
    12  	"github.com/vmware/govmomi/cli"
    13  	"github.com/vmware/govmomi/cli/flags"
    14  )
    15  
    16  type disconnect struct {
    17  	*flags.VirtualMachineFlag
    18  }
    19  
    20  func init() {
    21  	cli.Register("device.disconnect", &disconnect{})
    22  }
    23  
    24  func (cmd *disconnect) Register(ctx context.Context, f *flag.FlagSet) {
    25  	cmd.VirtualMachineFlag, ctx = flags.NewVirtualMachineFlag(ctx)
    26  	cmd.VirtualMachineFlag.Register(ctx, f)
    27  }
    28  
    29  func (cmd *disconnect) Process(ctx context.Context) error {
    30  	if err := cmd.VirtualMachineFlag.Process(ctx); err != nil {
    31  		return err
    32  	}
    33  	return nil
    34  }
    35  
    36  func (cmd *disconnect) Usage() string {
    37  	return "DEVICE..."
    38  }
    39  
    40  func (cmd *disconnect) Description() string {
    41  	return `Disconnect DEVICE on VM.
    42  
    43  Examples:
    44    govc device.disconnect -vm $name cdrom-3000`
    45  }
    46  
    47  func (cmd *disconnect) Run(ctx context.Context, f *flag.FlagSet) error {
    48  	vm, err := cmd.VirtualMachine()
    49  	if err != nil {
    50  		return err
    51  	}
    52  
    53  	if vm == nil {
    54  		return flag.ErrHelp
    55  	}
    56  
    57  	devices, err := vm.Device(ctx)
    58  	if err != nil {
    59  		return err
    60  	}
    61  
    62  	for _, name := range f.Args() {
    63  		device := devices.Find(name)
    64  		if device == nil {
    65  			return fmt.Errorf("device '%s' not found", name)
    66  		}
    67  
    68  		if err = devices.Disconnect(device); err != nil {
    69  			return err
    70  		}
    71  
    72  		if err = vm.EditDevice(ctx, device); err != nil {
    73  			return err
    74  		}
    75  	}
    76  
    77  	return nil
    78  }