github.com/vmware/govmomi@v0.37.1/govc/device/serial/disconnect.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 serial
    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 disconnect struct {
    28  	*flags.VirtualMachineFlag
    29  
    30  	device string
    31  }
    32  
    33  func init() {
    34  	cli.Register("device.serial.disconnect", &disconnect{})
    35  }
    36  
    37  func (cmd *disconnect) 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", "", "serial port device name")
    42  }
    43  
    44  func (cmd *disconnect) Description() string {
    45  	return `Disconnect service URI from serial port.
    46  
    47  Examples:
    48    govc device.ls | grep serialport-
    49    govc device.serial.disconnect -vm $vm -device serialport-8000
    50    govc device.info -vm $vm serialport-*`
    51  }
    52  
    53  func (cmd *disconnect) Process(ctx context.Context) error {
    54  	if err := cmd.VirtualMachineFlag.Process(ctx); err != nil {
    55  		return err
    56  	}
    57  	return nil
    58  }
    59  
    60  func (cmd *disconnect) Run(ctx context.Context, f *flag.FlagSet) error {
    61  	vm, err := cmd.VirtualMachine()
    62  	if err != nil {
    63  		return err
    64  	}
    65  
    66  	if vm == nil {
    67  		return flag.ErrHelp
    68  	}
    69  
    70  	devices, err := vm.Device(ctx)
    71  	if err != nil {
    72  		return err
    73  	}
    74  
    75  	d, err := devices.FindSerialPort(cmd.device)
    76  	if err != nil {
    77  		return err
    78  	}
    79  
    80  	return vm.EditDevice(ctx, devices.DisconnectSerialPort(d))
    81  }