127 lines
3.1 KiB
Go
127 lines
3.1 KiB
Go
//go:generate struct-markdown
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//go:generate mapstructure-to-hcl2 -type CloneConfig
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package clone
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import (
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"context"
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"fmt"
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"github.com/hashicorp/packer/builder/vsphere/common"
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"github.com/hashicorp/packer/builder/vsphere/driver"
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"github.com/hashicorp/packer/helper/multistep"
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"github.com/hashicorp/packer/packer"
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)
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type CloneConfig struct {
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// Name of source VM. Path is optional.
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Template string `mapstructure:"template"`
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// The size of the disk in MB.
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DiskSize int64 `mapstructure:"disk_size"`
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// Create VM as a linked clone from latest snapshot. Defaults to `false`.
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LinkedClone bool `mapstructure:"linked_clone"`
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// Set network VM will be connected to.
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Network string `mapstructure:"network"`
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// VM notes.
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Notes string `mapstructure:"notes"`
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}
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func (c *CloneConfig) Prepare() []error {
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var errs []error
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if c.Template == "" {
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errs = append(errs, fmt.Errorf("'template' is required"))
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}
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if c.LinkedClone == true && c.DiskSize != 0 {
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errs = append(errs, fmt.Errorf("'linked_clone' and 'disk_size' cannot be used together"))
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}
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return errs
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}
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type StepCloneVM struct {
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Config *CloneConfig
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Location *common.LocationConfig
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Force bool
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}
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func (s *StepCloneVM) Run(ctx context.Context, state multistep.StateBag) multistep.StepAction {
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ui := state.Get("ui").(packer.Ui)
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d := state.Get("driver").(*driver.Driver)
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vmPath := fmt.Sprintf("%s/%s", s.Location.Folder, s.Location.VMName)
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vm, err := d.FindVM(vmPath)
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if s.Force == false && err == nil {
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state.Put("error", fmt.Errorf("%s already exists, you can use -force flag to destroy it", vmPath))
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return multistep.ActionHalt
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} else if s.Force == true && err == nil {
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ui.Say(fmt.Sprintf("the vm/template %s already exists, but deleting it due to -force flag", vmPath))
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err := vm.Destroy()
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if err != nil {
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state.Put("error", fmt.Errorf("error destroying %s: %v", vmPath, err))
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}
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}
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ui.Say("Cloning VM...")
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template, err := d.FindVM(s.Config.Template)
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if err != nil {
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state.Put("error", err)
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return multistep.ActionHalt
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}
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vm, err = template.Clone(ctx, &driver.CloneConfig{
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Name: s.Location.VMName,
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Folder: s.Location.Folder,
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Cluster: s.Location.Cluster,
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Host: s.Location.Host,
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ResourcePool: s.Location.ResourcePool,
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Datastore: s.Location.Datastore,
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LinkedClone: s.Config.LinkedClone,
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Network: s.Config.Network,
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Annotation: s.Config.Notes,
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})
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if err != nil {
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state.Put("error", err)
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return multistep.ActionHalt
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}
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if vm == nil {
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return multistep.ActionHalt
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}
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state.Put("vm", vm)
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if s.Config.DiskSize > 0 {
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err = vm.ResizeDisk(s.Config.DiskSize)
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if err != nil {
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state.Put("error", err)
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return multistep.ActionHalt
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}
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}
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return multistep.ActionContinue
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}
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func (s *StepCloneVM) Cleanup(state multistep.StateBag) {
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_, cancelled := state.GetOk(multistep.StateCancelled)
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_, halted := state.GetOk(multistep.StateHalted)
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if !cancelled && !halted {
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return
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}
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ui := state.Get("ui").(packer.Ui)
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st := state.Get("vm")
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if st == nil {
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return
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}
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vm := st.(*driver.VirtualMachine)
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ui.Say("Destroying VM...")
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err := vm.Destroy()
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if err != nil {
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ui.Error(err.Error())
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}
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}
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