Add decrypt, refactor

cmd/archive/main.go

@@ -0,0 +1,81 @@
+package main
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/fd0/khepri"
+	"github.com/fd0/khepri/backend"
+)
+
+const pass = "foobar"
+
+func main() {
+	if len(os.Args) != 3 {
+		fmt.Fprintf(os.Stderr, "usage: archive REPO DIR\n")
+		os.Exit(1)
+	}
+	repo := os.Args[1]
+	dir := os.Args[2]
+
+	// fmt.Printf("import %s into backend %s\n", dir, repo)
+
+	var (
+		be  backend.Server
+		key *khepri.Key
+	)
+
+	be, err := backend.OpenLocal(repo)
+	if err != nil {
+		fmt.Printf("creating %s\n", repo)
+		be, err = backend.CreateLocal(repo)
+		if err != nil {
+			fmt.Fprintf(os.Stderr, "failed: %v\n", err)
+			os.Exit(2)
+		}
+
+		key, err = khepri.CreateKey(be, pass)
+		if err != nil {
+			fmt.Fprintf(os.Stderr, "failed: %v\n", err)
+			os.Exit(2)
+		}
+	}
+
+	key, err = khepri.SearchKey(be, pass)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "failed: %v\n", err)
+		os.Exit(2)
+	}
+
+	arch, err := khepri.NewArchiver(be, key)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "err: %v\n", err)
+	}
+	arch.Error = func(dir string, fi os.FileInfo, err error) error {
+		fmt.Fprintf(os.Stderr, "error for %s: %v\n%s\n", dir, err, fi)
+		return err
+	}
+
+	arch.Filter = func(item string, fi os.FileInfo) bool {
+		// if fi.IsDir() {
+		// 	if fi.Name() == ".svn" {
+		// 		return false
+		// 	}
+		// } else {
+		// 	if filepath.Ext(fi.Name()) == ".bz2" {
+		// 		return false
+		// 	}
+		// }
+
+		fmt.Printf("%s\n", item)
+		return true
+	}
+
+	_, blob, err := arch.Import(dir)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "Import() error: %v\n", err)
+		os.Exit(2)
+	}
+
+	fmt.Printf("saved as %+v\n", blob)
+}