package main import ( "os" "path/filepath" "strings" "github.com/rfjakob/gocryptfs/internal/configfile" "github.com/rfjakob/gocryptfs/internal/nametransform" "github.com/rfjakob/gocryptfs/internal/readpassword" "github.com/rfjakob/gocryptfs/internal/tlog" ) // initDir prepares a directory for use as a gocryptfs storage directory. // In forward mode, this means creating the gocryptfs.conf and gocryptfs.diriv // files in an empty directory. // In reverse mode, we create .gocryptfs.reverse.conf and the directory does // not to be empty. func initDir(args *argContainer) { var err error if args.reverse { _, err = os.Stat(args.config) if err == nil { tlog.Fatal.Printf("Config file %q already exists", args.config) os.Exit(ERREXIT_INIT) } } else { err = checkDirEmpty(args.cipherdir) if err != nil { tlog.Fatal.Printf("Invalid cipherdir: %v", err) os.Exit(ERREXIT_INIT) } } // Choose password for config file if args.extpass == "" { tlog.Info.Printf("Choose a password for protecting your files.") } else { tlog.Info.Printf("Using password provided via -extpass.") } password := readpassword.Twice(args.extpass) creator := tlog.ProgramName + " " + GitVersion err = configfile.CreateConfFile(args.config, password, args.plaintextnames, args.scryptn, creator) if err != nil { tlog.Fatal.Println(err) os.Exit(ERREXIT_INIT) } // Forward mode with filename encryption enabled needs a gocryptfs.diriv // in the root dir if !args.plaintextnames && !args.reverse { err = nametransform.WriteDirIV(args.cipherdir) if err != nil { tlog.Fatal.Println(err) os.Exit(ERREXIT_INIT) } } tlog.Info.Printf(tlog.ColorGreen + "The filesystem has been created successfully." + tlog.ColorReset) wd, _ := os.Getwd() friendlyPath, _ := filepath.Rel(wd, args.cipherdir) if strings.HasPrefix(friendlyPath, "../") { // A relative path that starts with "../" is pretty unfriendly, just // keep the absolute path. friendlyPath = args.cipherdir } tlog.Info.Printf(tlog.ColorGrey+"You can now mount it using: %s %s MOUNTPOINT"+tlog.ColorReset, tlog.ProgramName, friendlyPath) os.Exit(0) }