65 lines
1.5 KiB
Go
65 lines
1.5 KiB
Go
package vmware
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import (
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"fmt"
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"github.com/mitchellh/multistep"
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"github.com/mitchellh/packer/packer"
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"os"
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"path/filepath"
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)
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// These are the extensions of files that are important for the function
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// of a VMware virtual machine. Any other file is discarded as part of the
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// build.
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var KeepFileExtensions = []string{".nvram", ".vmdk", ".vmsd", ".vmx", ".vmxf"}
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// This step removes unnecessary files from the final result.
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//
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// Uses:
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// dir OutputDir
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// ui packer.Ui
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//
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// Produces:
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// <nothing>
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type stepCleanFiles struct{}
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func (stepCleanFiles) Run(state multistep.StateBag) multistep.StepAction {
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dir := state.Get("dir").(OutputDir)
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ui := state.Get("ui").(packer.Ui)
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ui.Say("Deleting unnecessary VMware files...")
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files, err := dir.ListFiles()
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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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for _, path := range files {
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// If the file isn't critical to the function of the
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// virtual machine, we get rid of it.
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keep := false
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ext := filepath.Ext(path)
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for _, goodExt := range KeepFileExtensions {
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if goodExt == ext {
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keep = true
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break
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}
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}
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if !keep {
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ui.Message(fmt.Sprintf("Deleting: %s", path))
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if err = dir.Remove(path); err != nil {
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// Only report the error if the file still exists
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if _, serr := os.Stat(path); serr == nil || !os.IsNotExist(serr) {
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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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}
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}
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return multistep.ActionContinue
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}
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func (stepCleanFiles) Cleanup(multistep.StateBag) {}
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