Exemple #1
0
func (mn *mocknet) AddPeer(k ic.PrivKey, a ma.Multiaddr) (host.Host, error) {
	p, err := peer.IDFromPublicKey(k.GetPublic())
	if err != nil {
		return nil, err
	}

	ps := pstore.NewPeerstore()
	ps.AddAddr(p, a, pstore.PermanentAddrTTL)
	ps.AddPrivKey(p, k)
	ps.AddPubKey(p, k.GetPublic())

	return mn.AddPeerWithPeerstore(p, ps)
}
Exemple #2
0
func testHasPublicKey(t *testing.T, h host.Host, p peer.ID, shouldBe ic.PubKey) {
	k := h.Peerstore().PubKey(p)
	if k == nil {
		t.Error("no public key")
		return
	}
	if !k.Equals(shouldBe) {
		t.Error("key mismatch")
		return
	}

	p2, err := peer.IDFromPublicKey(k)
	if err != nil {
		t.Error("could not make key")
	} else if p != p2 {
		t.Error("key does not match peerid")
	}
}
Exemple #3
0
func main() {
	size := flag.Int("bitsize", 2048, "select the bitsize of the key to generate")
	typ := flag.String("type", "RSA", "select type of key to generate (RSA or Ed25519)")

	flag.Parse()

	var atyp int
	switch strings.ToLower(*typ) {
	case "rsa":
		atyp = ci.RSA
	case "ed25519":
		atyp = ci.Ed25519
	default:
		fmt.Fprintln(os.Stderr, "unrecognized key type: ", *typ)
		os.Exit(1)
	}

	fmt.Fprintf(os.Stderr, "Generating a %d bit %s key...\n", *size, *typ)
	priv, pub, err := ci.GenerateKeyPair(atyp, *size)
	if err != nil {
		fmt.Fprintln(os.Stderr, err)
		os.Exit(1)
	}
	fmt.Fprintln(os.Stderr, "Success!")

	pid, err := peer.IDFromPublicKey(pub)
	if err != nil {
		fmt.Fprintln(os.Stderr, err)
		os.Exit(1)
	}

	fmt.Fprintf(os.Stderr, "ID for generated key: %s\n", pid.Pretty())

	data, err := priv.Bytes()
	if err != nil {
		fmt.Fprintln(os.Stderr, err)
		os.Exit(1)
	}

	os.Stdout.Write(data)
}
Exemple #4
0
func (ids *IDService) consumeReceivedPubKey(c inet.Conn, kb []byte) {
	lp := c.LocalPeer()
	rp := c.RemotePeer()

	if kb == nil {
		log.Debugf("%s did not receive public key for remote peer: %s", lp, rp)
		return
	}

	newKey, err := ic.UnmarshalPublicKey(kb)
	if err != nil {
		log.Errorf("%s cannot unmarshal key from remote peer: %s", lp, rp)
		return
	}

	// verify key matches peer.ID
	np, err := peer.IDFromPublicKey(newKey)
	if err != nil {
		log.Debugf("%s cannot get peer.ID from key of remote peer: %s, %s", lp, rp, err)
		return
	}

	if np != rp {
		// if the newKey's peer.ID does not match known peer.ID...

		if rp == "" && np != "" {
			// if local peerid is empty, then use the new, sent key.
			err := ids.Host.Peerstore().AddPubKey(rp, newKey)
			if err != nil {
				log.Debugf("%s could not add key for %s to peerstore: %s", lp, rp, err)
			}

		} else {
			// we have a local peer.ID and it does not match the sent key... error.
			log.Errorf("%s received key for remote peer %s mismatch: %s", lp, rp, np)
		}
		return
	}

	currKey := ids.Host.Peerstore().PubKey(rp)
	if currKey == nil {
		// no key? no auth transport. set this one.
		err := ids.Host.Peerstore().AddPubKey(rp, newKey)
		if err != nil {
			log.Debugf("%s could not add key for %s to peerstore: %s", lp, rp, err)
		}
		return
	}

	// ok, we have a local key, we should verify they match.
	if currKey.Equals(newKey) {
		return // ok great. we're done.
	}

	// weird, got a different key... but the different key MATCHES the peer.ID.
	// this odd. let's log error and investigate. this should basically never happen
	// and it means we have something funky going on and possibly a bug.
	log.Errorf("%s identify got a different key for: %s", lp, rp)

	// okay... does ours NOT match the remote peer.ID?
	cp, err := peer.IDFromPublicKey(currKey)
	if err != nil {
		log.Errorf("%s cannot get peer.ID from local key of remote peer: %s, %s", lp, rp, err)
		return
	}
	if cp != rp {
		log.Errorf("%s local key for remote peer %s yields different peer.ID: %s", lp, rp, cp)
		return
	}

	// okay... curr key DOES NOT match new key. both match peer.ID. wat?
	log.Errorf("%s local key and received key for %s do not match, but match peer.ID", lp, rp)
}