示例#1
0
文件: init.go 项目: mappum/go-ipfs
func initCmd(c *commander.Command, inp []string) error {
	filename, err := config.Filename(config.DefaultConfigFilePath)
	if err != nil {
		return errors.New("Couldn't get home directory path")
	}
	fi, err := os.Lstat(filename)
	force := c.Flag.Lookup("f").Value.Get().(bool)
	if fi != nil || (err != nil && !os.IsNotExist(err)) && !force {
		return errors.New("ipfs configuration file already exists!\nReinitializing would overwrite your keys.\n(use -f to force overwrite)")
	}
	cfg := new(config.Config)

	cfg.Datastore = config.Datastore{}
	dspath, err := u.TildeExpansion("~/.go-ipfs/datastore")
	if err != nil {
		return err
	}
	cfg.Datastore.Path = dspath
	cfg.Datastore.Type = "leveldb"

	cfg.Identity = new(config.Identity)
	// This needs thought
	// cfg.Identity.Address = ""

	nbits := c.Flag.Lookup("b").Value.Get().(int)
	if nbits < 1024 {
		return errors.New("Bitsize less than 1024 is considered unsafe.")
	}

	sk, pk, err := ci.GenerateKeyPair(ci.RSA, nbits)
	if err != nil {
		return err
	}

	// pretend to encrypt key, then store it unencrypted
	skbytes, err := sk.Bytes()
	if err != nil {
		return err
	}
	cfg.Identity.PrivKey = base64.StdEncoding.EncodeToString(skbytes)

	id, err := identify.IDFromPubKey(pk)
	if err != nil {
		return err
	}
	cfg.Identity.PeerID = id.Pretty()

	path, err := u.TildeExpansion(config.DefaultConfigFilePath)
	if err != nil {
		return err
	}
	err = config.WriteConfigFile(path, cfg)
	if err != nil {
		return err
	}
	return nil
}
示例#2
0
文件: config.go 项目: mappum/go-ipfs
func configCmd(c *commander.Command, inp []string) error {

	// todo: implement --config filename flag.
	filename, err := config.Filename("")
	if err != nil {
		return err
	}

	// if editing, open the editor
	if c.Flag.Lookup("edit").Value.Get().(bool) {
		return configEditor(filename)
	}

	// if showing, cat the file
	if c.Flag.Lookup("show").Value.Get().(bool) {
		return configCat(filename)
	}

	if len(inp) == 0 {
		// "ipfs config" run without parameters
		u.POut(c.Long)
		return nil
	}

	// Getter (1 param)
	if len(inp) == 1 {
		value, err := config.ReadConfigKey(filename, inp[0])
		if err != nil {
			return fmt.Errorf("Failed to get config value: %s", err)
		}

		strval, ok := value.(string)
		if ok {
			u.POut("%s\n", strval)
			return nil
		}

		if err := config.Encode(os.Stdout, value); err != nil {
			return fmt.Errorf("Failed to encode config value: %s", err)
		}
		u.POut("\n")
		return nil
	}

	// Setter (>1 params)
	err = config.WriteConfigKey(filename, inp[0], inp[1])
	if err != nil {
		return fmt.Errorf("Failed to set config value: %s", err)
	}

	return nil
}