示例#1
0
func NewNode(ctx context.Context, cfg *BuildCfg) (*IpfsNode, error) {
	if cfg == nil {
		cfg = new(BuildCfg)
	}

	err := cfg.fillDefaults()
	if err != nil {
		return nil, err
	}
	ctx = metrics.CtxScope(ctx, "ipfs")

	n := &IpfsNode{
		mode:      offlineMode,
		Repo:      cfg.Repo,
		ctx:       ctx,
		Peerstore: pstore.NewPeerstore(),
	}
	if cfg.Online {
		n.mode = onlineMode
	}

	// TODO: this is a weird circular-ish dependency, rework it
	n.proc = goprocessctx.WithContextAndTeardown(ctx, n.teardown)

	if err := setupNode(ctx, n, cfg); err != nil {
		n.Close()
		return nil, err
	}

	return n, nil
}
示例#2
0
func setupPeer(a args) (peer.ID, pstore.Peerstore, error) {
	if a.keybits < 1024 {
		return "", nil, errors.New("Bitsize less than 1024 is considered unsafe.")
	}

	out("generating key pair...")
	sk, pk, err := ci.GenerateKeyPair(ci.RSA, a.keybits)
	if err != nil {
		return "", nil, err
	}

	p, err := peer.IDFromPublicKey(pk)
	if err != nil {
		return "", nil, err
	}

	ps := pstore.NewPeerstore()
	ps.AddPrivKey(p, sk)
	ps.AddPubKey(p, pk)

	out("local peer id: %s", p)
	return p, ps, nil
}