packer-cn/builder/virtualbox/iso/step_attach_iso.go

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package iso
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import (
"fmt"
"github.com/mitchellh/multistep"
vboxcommon "github.com/mitchellh/packer/builder/virtualbox/common"
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"github.com/mitchellh/packer/packer"
)
// This step attaches the ISO to the virtual machine.
//
// Uses:
//
// Produces:
type stepAttachISO struct {
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diskPath string
}
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func (s *stepAttachISO) Run(state multistep.StateBag) multistep.StepAction {
driver := state.Get("driver").(vboxcommon.Driver)
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isoPath := state.Get("iso_path").(string)
ui := state.Get("ui").(packer.Ui)
vmName := state.Get("vmName").(string)
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// Attach the disk to the controller
command := []string{
"storageattach", vmName,
"--storagectl", "IDE Controller",
"--port", "0",
"--device", "1",
"--type", "dvddrive",
"--medium", isoPath,
}
if err := driver.VBoxManage(command...); err != nil {
err := fmt.Errorf("Error attaching ISO: %s", err)
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state.Put("error", err)
ui.Error(err.Error())
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return multistep.ActionHalt
}
// Track the path so that we can unregister it from VirtualBox later
s.diskPath = isoPath
// Set some state so we know to remove
state.Put("attachedIso", true)
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return multistep.ActionContinue
}
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func (s *stepAttachISO) Cleanup(state multistep.StateBag) {
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if s.diskPath == "" {
return
}
driver := state.Get("driver").(vboxcommon.Driver)
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vmName := state.Get("vmName").(string)
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command := []string{
"storageattach", vmName,
"--storagectl", "IDE Controller",
"--port", "0",
"--device", "1",
"--medium", "none",
}
// Remove the ISO. Note that this will probably fail since
// stepRemoveDevices does this as well. No big deal.
driver.VBoxManage(command...)
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}