packer-cn/builder/vsphere/clone/step_clone.go

122 lines
2.9 KiB
Go

//go:generate struct-markdown
//go:generate mapstructure-to-hcl2 -type CloneConfig
package clone
import (
"context"
"fmt"
"path"
"github.com/hashicorp/packer/builder/vsphere/common"
"github.com/hashicorp/packer/builder/vsphere/driver"
"github.com/hashicorp/packer/helper/multistep"
"github.com/hashicorp/packer/packer"
)
type CloneConfig struct {
// Name of source VM. Path is optional.
Template string `mapstructure:"template"`
// The size of the disk in MB.
DiskSize int64 `mapstructure:"disk_size"`
// Create VM as a linked clone from latest snapshot. Defaults to `false`.
LinkedClone bool `mapstructure:"linked_clone"`
// Set the network in which the VM will be connected to. If no network is specified, `host`
// must be specified to allow Packer to look for the available network.
Network string `mapstructure:"network"`
// VM notes.
Notes string `mapstructure:"notes"`
}
func (c *CloneConfig) Prepare() []error {
var errs []error
if c.Template == "" {
errs = append(errs, fmt.Errorf("'template' is required"))
}
if c.LinkedClone == true && c.DiskSize != 0 {
errs = append(errs, fmt.Errorf("'linked_clone' and 'disk_size' cannot be used together"))
}
return errs
}
type StepCloneVM struct {
Config *CloneConfig
Location *common.LocationConfig
Force bool
}
func (s *StepCloneVM) Run(ctx context.Context, state multistep.StateBag) multistep.StepAction {
ui := state.Get("ui").(packer.Ui)
d := state.Get("driver").(*driver.Driver)
vmPath := path.Join(s.Location.Folder, s.Location.VMName)
err := d.PreCleanVM(ui, vmPath, s.Force)
if err != nil {
state.Put("error", err)
return multistep.ActionHalt
}
ui.Say("Cloning VM...")
template, err := d.FindVM(s.Config.Template)
if err != nil {
state.Put("error", err)
return multistep.ActionHalt
}
vm, err := template.Clone(ctx, &driver.CloneConfig{
Name: s.Location.VMName,
Folder: s.Location.Folder,
Cluster: s.Location.Cluster,
Host: s.Location.Host,
ResourcePool: s.Location.ResourcePool,
Datastore: s.Location.Datastore,
LinkedClone: s.Config.LinkedClone,
Network: s.Config.Network,
Annotation: s.Config.Notes,
})
if err != nil {
state.Put("error", err)
return multistep.ActionHalt
}
if vm == nil {
return multistep.ActionHalt
}
state.Put("vm", vm)
if s.Config.DiskSize > 0 {
err = vm.ResizeDisk(s.Config.DiskSize)
if err != nil {
state.Put("error", err)
return multistep.ActionHalt
}
}
return multistep.ActionContinue
}
func (s *StepCloneVM) Cleanup(state multistep.StateBag) {
_, cancelled := state.GetOk(multistep.StateCancelled)
_, halted := state.GetOk(multistep.StateHalted)
if !cancelled && !halted {
return
}
ui := state.Get("ui").(packer.Ui)
st := state.Get("vm")
if st == nil {
return
}
vm := st.(*driver.VirtualMachine)
ui.Say("Destroying VM...")
err := vm.Destroy()
if err != nil {
ui.Error(err.Error())
}
}