81 lines
1.9 KiB
Go
81 lines
1.9 KiB
Go
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package googlecompute
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import (
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"errors"
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"fmt"
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"time"
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"github.com/mitchellh/multistep"
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"github.com/mitchellh/packer/packer"
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)
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// StepTeardownInstance represents a Packer build step that tears down GCE
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// instances.
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type StepTeardownInstance struct {
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Debug bool
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}
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// Run executes the Packer build step that tears down a GCE instance.
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func (s *StepTeardownInstance) Run(state multistep.StateBag) multistep.StepAction {
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config := state.Get("config").(*Config)
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driver := state.Get("driver").(Driver)
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ui := state.Get("ui").(packer.Ui)
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name := config.InstanceName
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if name == "" {
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return multistep.ActionHalt
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}
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ui.Say("Deleting instance...")
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errCh, err := driver.DeleteInstance(config.Zone, name)
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if err == nil {
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select {
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case err = <-errCh:
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case <-time.After(config.stateTimeout):
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err = errors.New("time out while waiting for instance to delete")
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}
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}
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if err != nil {
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ui.Error(fmt.Sprintf(
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"Error deleting instance. Please delete it manually.\n\n"+
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"Name: %s\n"+
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"Error: %s", name, err))
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return multistep.ActionHalt
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}
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ui.Message("Instance has been deleted!")
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state.Put("instance_name", "")
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return multistep.ActionContinue
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}
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// Deleting the instance does not remove the boot disk. This cleanup removes
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// the disk.
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func (s *StepTeardownInstance) Cleanup(state multistep.StateBag) {
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config := state.Get("config").(*Config)
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driver := state.Get("driver").(Driver)
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ui := state.Get("ui").(packer.Ui)
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ui.Say("Deleting disk...")
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errCh, err := driver.DeleteDisk(config.Zone, config.DiskName)
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if err == nil {
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select {
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case err = <-errCh:
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case <-time.After(config.stateTimeout):
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err = errors.New("time out while waiting for disk to delete")
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}
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}
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if err != nil {
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ui.Error(fmt.Sprintf(
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"Error deleting disk. Please delete it manually.\n\n"+
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"Name: %s\n"+
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"Error: %s", config.InstanceName, err))
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}
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ui.Message("Disk has been deleted!")
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return
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}
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