func initDir(args *argContainer) {
err := checkDirEmpty(args.cipherdir)
if err != nil {
fmt.Printf("Invalid cipherdir: %v\n", err)
os.Exit(ERREXIT_INIT)
}
// Create gocryptfs.conf
cryptfs.Info.Printf("Choose a password for protecting your files.\n")
password := readPasswordTwice(args.extpass)
err = cryptfs.CreateConfFile(args.config, password, args.plaintextnames, args.scryptn)
if err != nil {
fmt.Println(err)
os.Exit(ERREXIT_INIT)
}
if args.diriv && !args.plaintextnames {
// Create gocryptfs.diriv in the root dir
err = cryptfs.WriteDirIV(args.cipherdir)
if err != nil {
fmt.Println(err)
os.Exit(ERREXIT_INIT)
}
}
cryptfs.Info.Printf(colorGreen + "The filesystem has been created successfully.\n" + colorReset)
cryptfs.Info.Printf(colorGrey+"You can now mount it using: %s %s MOUNTPOINT\n"+colorReset,
PROGRAM_NAME, args.cipherdir)
os.Exit(0)
}
// resetTmpDir - delete old tmp dir, create new one, write gocryptfs.diriv
func resetTmpDir() {
fu := exec.Command("fusermount", "-z", "-u", defaultPlainDir)
fu.Run()
err := os.RemoveAll(tmpDir)
if err != nil {
fmt.Println("resetTmpDir: RemoveAll:" + err.Error())
os.Exit(1)
}
err = os.MkdirAll(defaultPlainDir, 0777)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
err = os.MkdirAll(defaultCipherDir, 0777)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
err = cryptfs.WriteDirIV(defaultCipherDir)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
}
func (fs *FS) Mkdir(relPath string, mode uint32, context *fuse.Context) (code fuse.Status) {
if fs.isFiltered(relPath) {
return fuse.EPERM
}
encPath, err := fs.getBackingPath(relPath)
if err != nil {
return fuse.ToStatus(err)
}
if !fs.args.DirIV {
return fuse.ToStatus(os.Mkdir(encPath, os.FileMode(mode)))
}
// We need write and execute permissions to create gocryptfs.diriv
origMode := mode
mode = mode | 0300
// The new directory may take the place of an older one that is still in the cache
fs.CryptFS.DirIVCacheEnc.Clear()
// Create directory
fs.dirIVLock.Lock()
defer fs.dirIVLock.Unlock()
err = os.Mkdir(encPath, os.FileMode(mode))
if err != nil {
return fuse.ToStatus(err)
}
// Create gocryptfs.diriv inside
err = cryptfs.WriteDirIV(encPath)
if err != nil {
// This should not happen
cryptfs.Warn.Printf("Mkdir: WriteDirIV failed: %v", err)
err2 := syscall.Rmdir(encPath)
if err2 != nil {
cryptfs.Warn.Printf("Mkdir: Rmdir rollback failed: %v", err2)
}
return fuse.ToStatus(err)
}
// Set permissions back to what the user wanted
if origMode != mode {
err = os.Chmod(encPath, os.FileMode(origMode))
if err != nil {
cryptfs.Warn.Printf("Mkdir: Chmod failed: %v", err)
}
}
return fuse.OK
}