Golang fs.Reveal函數代碼示例

// NewFs contstructs an Fs from the path, container:path
func NewFs(name, rpath string) (fs.Fs, error) {
	mode, err := NewNameEncryptionMode(fs.ConfigFileGet(name, "filename_encryption", "standard"))
	if err != nil {
		return nil, err
	}
	password := fs.ConfigFileGet(name, "password", "")
	if password == "" {
		return nil, errors.New("password not set in config file")
	}
	password, err = fs.Reveal(password)
	if err != nil {
		return nil, errors.Wrap(err, "failed to decrypt password")
	}
	salt := fs.ConfigFileGet(name, "password2", "")
	if salt != "" {
		salt, err = fs.Reveal(salt)
		if err != nil {
			return nil, errors.Wrap(err, "failed to decrypt password2")
		}
	}
	cipher, err := newCipher(mode, password, salt)
	if err != nil {
		return nil, errors.Wrap(err, "failed to make cipher")
	}
	remote := fs.ConfigFileGet(name, "remote")
	if strings.HasPrefix(remote, name+":") {
		return nil, errors.New("can't point crypt remote at itself - check the value of the remote setting")
	}
	// Look for a file first
	remotePath := path.Join(remote, cipher.EncryptFileName(rpath))
	wrappedFs, err := fs.NewFs(remotePath)
	// if that didn't produce a file, look for a directory
	if err != fs.ErrorIsFile {
		remotePath = path.Join(remote, cipher.EncryptDirName(rpath))
		wrappedFs, err = fs.NewFs(remotePath)
	}
	if err != fs.ErrorIsFile && err != nil {
		return nil, errors.Wrapf(err, "failed to make remote %q to wrap", remotePath)
	}
	f := &Fs{
		Fs:     wrappedFs,
		name:   name,
		root:   rpath,
		cipher: cipher,
		mode:   mode,
	}
	// the features here are ones we could support, and they are
	// ANDed with the ones from wrappedFs
	f.features = (&fs.Features{
		CaseInsensitive: mode == NameEncryptionOff,
		DuplicateFiles:  true,
		ReadMimeType:    false, // MimeTypes not supported with crypt
		WriteMimeType:   false,
	}).Fill(f).Mask(wrappedFs)
	return f, err
}

// NewFs contstructs an Fs from the path, container:path
func NewFs(name, rpath string) (fs.Fs, error) {
	mode, err := NewNameEncryptionMode(fs.ConfigFile.MustValue(name, "filename_encryption", "standard"))
	if err != nil {
		return nil, err
	}
	password := fs.ConfigFile.MustValue(name, "password", "")
	if password == "" {
		return nil, errors.New("password not set in config file")
	}
	password, err = fs.Reveal(password)
	if err != nil {
		return nil, errors.Wrap(err, "failed to decrypt password")
	}
	salt := fs.ConfigFile.MustValue(name, "password2", "")
	if salt != "" {
		salt, err = fs.Reveal(salt)
		if err != nil {
			return nil, errors.Wrap(err, "failed to decrypt password2")
		}
	}
	cipher, err := newCipher(mode, password, salt)
	if err != nil {
		return nil, errors.Wrap(err, "failed to make cipher")
	}
	remote := fs.ConfigFile.MustValue(name, "remote")
	// Look for a file first
	remotePath := path.Join(remote, cipher.EncryptFileName(rpath))
	wrappedFs, err := fs.NewFs(remotePath)
	// if that didn't produce a file, look for a directory
	if err != fs.ErrorIsFile {
		remotePath = path.Join(remote, cipher.EncryptDirName(rpath))
		wrappedFs, err = fs.NewFs(remotePath)
	}
	if err != fs.ErrorIsFile && err != nil {
		return nil, errors.Wrapf(err, "failed to make remote %q to wrap", remotePath)
	}
	f := &Fs{
		Fs:     wrappedFs,
		cipher: cipher,
		mode:   mode,
		name:   name,
		root:   rpath,
	}
	return f, err
}

// Makes a new dropbox from the config
func newDropbox(name string) (*dropbox.Dropbox, error) {
	db := dropbox.NewDropbox()

	appKey := fs.ConfigFile.MustValue(name, "app_key")
	if appKey == "" {
		appKey = rcloneAppKey
	}
	appSecret := fs.ConfigFile.MustValue(name, "app_secret")
	if appSecret == "" {
		appSecret = fs.Reveal(rcloneAppSecret)
	}

	err := db.SetAppInfo(appKey, appSecret)
	return db, err
}

// Globals
var (
	// Description of how to auth for this app
	oauthConfig = &oauth2.Config{
		Scopes: []string{
			"wl.signin",          // Allow single sign-on capabilities
			"wl.offline_access",  // Allow receiving a refresh token
			"onedrive.readwrite", // r/w perms to all of a user's OneDrive files
		},
		Endpoint: oauth2.Endpoint{
			AuthURL:  "https://login.live.com/oauth20_authorize.srf",
			TokenURL: "https://login.live.com/oauth20_token.srf",
		},
		ClientID:     rcloneClientID,
		ClientSecret: fs.Reveal(rcloneClientSecret),
		RedirectURL:  oauthutil.RedirectPublicURL,
	}
	chunkSize    = fs.SizeSuffix(10 * 1024 * 1024)
	uploadCutoff = fs.SizeSuffix(10 * 1024 * 1024)
)

// Register with Fs
func init() {
	fs.Register(&fs.Info{
		Name:  "onedrive",
		NewFs: NewFs,
		Config: func(name string) {
			err := oauthutil.Config(name, oauthConfig)
			if err != nil {
				log.Fatalf("Failed to configure token: %v", err)

	rcloneEncryptedClientSecret = "8MrG3pjWyJya4OnO9ZTS4emI+9fa1ouPgvfD2MbTzfDYvO/H5czFxsTXtcji4/Hz3snz8/CrzMzlxvP9//Ty/Q=="
)

// Globals
var (
	// Description of how to auth for this app
	oauthConfig = &oauth2.Config{
		Scopes: []string{
			"credentials.r", // Read Openstack credentials
		},
		Endpoint: oauth2.Endpoint{
			AuthURL:  "https://api.hubic.com/oauth/auth/",
			TokenURL: "https://api.hubic.com/oauth/token/",
		},
		ClientID:     rcloneClientID,
		ClientSecret: fs.Reveal(rcloneEncryptedClientSecret),
		RedirectURL:  oauthutil.RedirectLocalhostURL,
	}
)

// Register with Fs
func init() {
	fs.Register(&fs.RegInfo{
		Name:        "hubic",
		Description: "Hubic",
		NewFs:       NewFs,
		Config: func(name string) {
			err := oauthutil.Config("hubic", name, oauthConfig)
			if err != nil {
				log.Fatalf("Failed to configure token: %v", err)
			}