package main import ( "errors" "fmt" "os" "github.com/fd0/khepri" "github.com/fd0/khepri/backend" ) func commandRestore(be backend.Server, key *khepri.Key, args []string) error { if len(args) != 2 { return errors.New("usage: restore ID dir") } id, err := backend.ParseID(args[0]) if err != nil { errx(1, "invalid id %q: %v", args[0], err) } target := args[1] // create restorer res, err := khepri.NewRestorer(be, key, id) if err != nil { fmt.Fprintf(os.Stderr, "creating restorer failed: %v\n", err) os.Exit(2) } res.Error = func(dir string, node *khepri.Node, err error) error { fmt.Fprintf(os.Stderr, "error for %s: %+v\n", dir, err) // if node.Type == "dir" { // if e, ok := err.(*os.PathError); ok { // if errn, ok := e.Err.(syscall.Errno); ok { // if errn == syscall.EEXIST { // fmt.Printf("ignoring already existing directory %s\n", dir) // return nil // } // } // } // } return err } fmt.Printf("restoring %s to %s\n", res.Snapshot(), target) err = res.RestoreTo(target) if err != nil { return err } return nil }