forked from docker/machine
/
create.go
236 lines (190 loc) · 5.21 KB
/
create.go
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/*
Copyright (c) 2014 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 vm
import (
"flag"
"fmt"
"github.com/vmware/govmomi/govc/cli"
"github.com/vmware/govmomi/govc/flags"
"github.com/vmware/govmomi/object"
"github.com/vmware/govmomi/vim25"
"github.com/vmware/govmomi/vim25/types"
"golang.org/x/net/context"
)
type create struct {
*flags.ClientFlag
*flags.DatacenterFlag
*flags.DatastoreFlag
*flags.ResourcePoolFlag
*flags.HostSystemFlag
*flags.NetworkFlag
memory int
cpus int
guestID string
link bool
on bool
force bool
iso string
disk string
controller string
Client *vim25.Client
Datacenter *object.Datacenter
Datastore *object.Datastore
ResourcePool *object.ResourcePool
HostSystem *object.HostSystem
}
func init() {
cli.Register("vm.create", &create{})
}
func (cmd *create) Register(f *flag.FlagSet) {
f.IntVar(&cmd.memory, "m", 1024, "Size in MB of memory")
f.IntVar(&cmd.cpus, "c", 1, "Number of CPUs")
f.StringVar(&cmd.guestID, "g", "otherGuest", "Guest OS")
f.BoolVar(&cmd.link, "link", true, "Link specified disk")
f.BoolVar(&cmd.on, "on", true, "Power on VM. Default is true if -disk argument is given.")
f.BoolVar(&cmd.force, "force", false, "Create VM if vmx already exists")
f.StringVar(&cmd.iso, "iso", "", "Path to ISO")
f.StringVar(&cmd.controller, "disk.controller", "scsi", "Disk controller type")
f.StringVar(&cmd.disk, "disk", "", "Disk path name")
}
func (cmd *create) Process() error { return nil }
func (cmd *create) Run(f *flag.FlagSet) error {
var err error
if len(f.Args()) != 1 {
return flag.ErrHelp
}
cmd.Client, err = cmd.ClientFlag.Client()
if err != nil {
return err
}
cmd.Datacenter, err = cmd.DatacenterFlag.Datacenter()
if err != nil {
return err
}
cmd.Datastore, err = cmd.DatastoreFlag.Datastore()
if err != nil {
return err
}
cmd.HostSystem, err = cmd.HostSystemFlag.HostSystemIfSpecified()
if err != nil {
return err
}
if cmd.HostSystem != nil {
if cmd.ResourcePool, err = cmd.HostSystem.ResourcePool(context.TODO()); err != nil {
return err
}
} else {
// -host is optional
if cmd.ResourcePool, err = cmd.ResourcePoolFlag.ResourcePool(); err != nil {
return err
}
}
for _, file := range []*string{&cmd.iso, &cmd.disk} {
if *file != "" {
_, err = cmd.Stat(*file)
if err != nil {
return err
}
}
}
task, err := cmd.createVM(f.Arg(0))
if err != nil {
return err
}
info, err := task.WaitForResult(context.TODO(), nil)
if err != nil {
return err
}
vm := object.NewVirtualMachine(cmd.Client, info.Result.(types.ManagedObjectReference))
if err := cmd.addDevices(vm); err != nil {
return err
}
if cmd.on {
task, err := vm.PowerOn(context.TODO())
if err != nil {
return err
}
_, err = task.WaitForResult(context.TODO(), nil)
if err != nil {
return err
}
}
return nil
}
func (cmd *create) addDevices(vm *object.VirtualMachine) error {
devices, err := vm.Device(context.TODO())
if err != nil {
return err
}
var add []types.BaseVirtualDevice
if cmd.disk != "" {
controller, err := devices.FindDiskController(cmd.controller)
if err != nil {
return err
}
disk := devices.CreateDisk(controller, cmd.Datastore.Path(cmd.disk))
if cmd.link {
disk = devices.ChildDisk(disk)
}
add = append(add, disk)
}
if cmd.iso != "" {
ide, err := devices.FindIDEController("")
if err != nil {
return err
}
cdrom, err := devices.CreateCdrom(ide)
if err != nil {
return err
}
add = append(add, devices.InsertIso(cdrom, cmd.Datastore.Path(cmd.iso)))
}
netdev, err := cmd.NetworkFlag.Device()
if err != nil {
return err
}
add = append(add, netdev)
return vm.AddDevice(context.TODO(), add...)
}
func (cmd *create) createVM(name string) (*object.Task, error) {
spec := types.VirtualMachineConfigSpec{
Name: name,
GuestId: cmd.guestID,
Files: &types.VirtualMachineFileInfo{VmPathName: fmt.Sprintf("[%s]", cmd.Datastore.Name())},
NumCPUs: cmd.cpus,
MemoryMB: int64(cmd.memory),
}
if !cmd.force {
vmxPath := fmt.Sprintf("%s/%s.vmx", name, name)
_, err := cmd.Stat(vmxPath)
if err == nil {
dsPath := cmd.Datastore.Path(vmxPath)
return nil, fmt.Errorf("File %s already exists", dsPath)
}
}
if cmd.controller != "ide" {
scsi, err := object.SCSIControllerTypes().CreateSCSIController(cmd.controller)
if err != nil {
return nil, err
}
spec.DeviceChange = append(spec.DeviceChange, &types.VirtualDeviceConfigSpec{
Operation: types.VirtualDeviceConfigSpecOperationAdd,
Device: scsi,
})
}
folders, err := cmd.Datacenter.Folders(context.TODO())
if err != nil {
return nil, err
}
return folders.VmFolder.CreateVM(context.TODO(), spec, cmd.ResourcePool, cmd.HostSystem)
}