75 lines
2.0 KiB
Go
75 lines
2.0 KiB
Go
package qemu
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import (
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"context"
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"fmt"
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"log"
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"path/filepath"
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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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// This step creates the virtual disk that will be used as the
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// hard drive for the virtual machine.
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type stepCreateDisk struct{}
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func (s *stepCreateDisk) Run(ctx context.Context, 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.VMName
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if config.DiskImage && !config.UseBackingFile {
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return multistep.ActionContinue
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}
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var diskFullPaths, diskSizes []string
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ui.Say("Creating required virtual machine disks")
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// The 'main' or 'default' disk
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diskFullPaths = append(diskFullPaths, filepath.Join(config.OutputDir, name))
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diskSizes = append(diskSizes, fmt.Sprintf("%dM", uint64(config.DiskSize)))
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// Additional disks
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if len(config.AdditionalDiskSize) > 0 {
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for i, diskSize := range config.AdditionalDiskSize {
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path := filepath.Join(config.OutputDir, fmt.Sprintf("%s-%d", name, i+1))
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diskFullPaths = append(diskFullPaths, path)
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size := fmt.Sprintf("%s", diskSize)
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diskSizes = append(diskSizes, size)
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}
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}
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// Create all required disks
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for i, diskFullPath := range diskFullPaths {
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log.Printf("[INFO] Creating disk with Path: %s and Size: %s", diskFullPath, diskSizes[i])
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command := []string{
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"create",
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"-f", config.Format,
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}
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if config.UseBackingFile && i == 0 {
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isoPath := state.Get("iso_path").(string)
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command = append(command, "-b", isoPath)
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}
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command = append(command,
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diskFullPath,
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diskSizes[i])
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if err := driver.QemuImg(command...); err != nil {
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err := fmt.Errorf("Error creating hard drive: %s", err)
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state.Put("error", err)
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ui.Error(err.Error())
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return multistep.ActionHalt
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}
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}
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// Stash the disk paths so we can retrieve later
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state.Put("qemu_disk_paths", diskFullPaths)
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return multistep.ActionContinue
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}
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func (s *stepCreateDisk) Cleanup(state multistep.StateBag) {}
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