1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
|
/*
Copyright (c) 2014-2015 VMware, Inc. All Rights Reserved.
Licensed 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 disk
import (
"context"
"flag"
"fmt"
"strings"
"github.com/vmware/govmomi/govc/cli"
"github.com/vmware/govmomi/govc/flags"
"github.com/vmware/govmomi/vim25/types"
)
type attach struct {
*flags.DatastoreFlag
*flags.VirtualMachineFlag
persist bool
link bool
disk string
controller string
mode string
sharing string
}
func init() {
cli.Register("vm.disk.attach", &attach{})
}
func (cmd *attach) Register(ctx context.Context, f *flag.FlagSet) {
cmd.DatastoreFlag, ctx = flags.NewDatastoreFlag(ctx)
cmd.DatastoreFlag.Register(ctx, f)
cmd.VirtualMachineFlag, ctx = flags.NewVirtualMachineFlag(ctx)
cmd.VirtualMachineFlag.Register(ctx, f)
f.BoolVar(&cmd.persist, "persist", true, "Persist attached disk")
f.BoolVar(&cmd.link, "link", true, "Link specified disk")
f.StringVar(&cmd.controller, "controller", "", "Disk controller")
f.StringVar(&cmd.disk, "disk", "", "Disk path name")
f.StringVar(&cmd.mode, "mode", "", fmt.Sprintf("Disk mode (%s)", strings.Join(vdmTypes, "|")))
f.StringVar(&cmd.sharing, "sharing", "", fmt.Sprintf("Sharing (%s)", strings.Join(sharing, "|")))
}
func (cmd *attach) Process(ctx context.Context) error {
if err := cmd.DatastoreFlag.Process(ctx); err != nil {
return err
}
if err := cmd.VirtualMachineFlag.Process(ctx); err != nil {
return err
}
return nil
}
func (cmd *attach) Description() string {
return `Attach existing disk to VM.
A delta disk is created by default, where changes are persisted. Specifying '-link=false' will persist to the same disk.
Examples:
govc vm.disk.attach -vm $name -disk $name/disk1.vmdk
govc device.info -vm $name disk-* # 'File' field is where changes are persisted. 'Parent' field is set when '-link=true'
govc vm.disk.attach -vm $name -disk $name/shared.vmdk -link=false -sharing sharingMultiWriter
govc device.remove -vm $name -keep disk-* # detach disk(s)`
}
func (cmd *attach) Run(ctx context.Context, f *flag.FlagSet) error {
vm, err := cmd.VirtualMachine()
if err != nil {
return err
}
if vm == nil {
return flag.ErrHelp
}
ds, err := cmd.Datastore()
if err != nil {
return err
}
devices, err := vm.Device(ctx)
if err != nil {
return err
}
controller, err := devices.FindDiskController(cmd.controller)
if err != nil {
return err
}
disk := devices.CreateDisk(controller, ds.Reference(), ds.Path(cmd.disk))
backing := disk.Backing.(*types.VirtualDiskFlatVer2BackingInfo)
backing.Sharing = cmd.sharing
if cmd.link {
if cmd.persist {
backing.DiskMode = string(types.VirtualDiskModeIndependent_persistent)
} else {
backing.DiskMode = string(types.VirtualDiskModeIndependent_nonpersistent)
}
disk = devices.ChildDisk(disk)
return vm.AddDevice(ctx, disk)
} else {
if cmd.persist {
backing.DiskMode = string(types.VirtualDiskModePersistent)
} else {
backing.DiskMode = string(types.VirtualDiskModeNonpersistent)
}
}
if len(cmd.mode) != 0 {
backing.DiskMode = cmd.mode
}
return vm.AddDevice(ctx, disk)
}
|
