package common import ( "fmt" "github.com/mitchellh/packer/packer" "os" "path/filepath" "regexp" ) // This is the common builder ID to all of these artifacts. const BuilderId = "packer.parallels" // These are the extensions of files and directories that are unnecessary for the function // of a Parallels virtual machine. var unnecessaryFiles = []string{"\\.log$", "\\.backup$", "\\.Backup$", "\\.app"} // Artifact is the result of running the parallels builder, namely a set // of files associated with the resulting machine. type artifact struct { dir string f []string } // NewArtifact returns a Parallels artifact containing the files // in the given directory. func NewArtifact(dir string) (packer.Artifact, error) { files := make([]string, 0, 5) visit := func(path string, info os.FileInfo, err error) error { for _, unnecessaryFile := range unnecessaryFiles { if unnecessary, _ := regexp.MatchString(unnecessaryFile, path); unnecessary { return os.RemoveAll(path) } } if !info.IsDir() { files = append(files, path) } return err } if err := filepath.Walk(dir, visit); err != nil { return nil, err } return &artifact{ dir: dir, f: files, }, nil } func (*artifact) BuilderId() string { return BuilderId } func (a *artifact) Files() []string { return a.f } func (*artifact) Id() string { return "VM" } func (a *artifact) String() string { return fmt.Sprintf("VM files in directory: %s", a.dir) } func (a *artifact) State(name string) interface{} { return nil } func (a *artifact) Destroy() error { return os.RemoveAll(a.dir) }