コード例 #1
0
func initializeIpnsKeyspace(repoRoot string, privKeyBytes []byte) error {
	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	r, err := fsrepo.Open(repoRoot)
	if err != nil { // NB: repo is owned by the node
		return err
	}
	cfg, err := r.Config()
	if err != nil {
		log.Error(err)
		return err
	}
	identity, err := ipfs.IdentityFromKey(privKeyBytes)
	if err != nil {
		return err
	}

	cfg.Identity = identity
	nd, err := core.NewNode(ctx, &core.BuildCfg{Repo: r})
	if err != nil {
		return err
	}
	defer nd.Close()

	err = nd.SetupOfflineRouting()
	if err != nil {
		return err
	}

	return namesys.InitializeKeyspace(ctx, nd.DAG, nd.Namesys, nd.Pinning, nd.PrivateKey)
}
コード例 #2
0
func DoInit(out io.Writer, repoRoot string, nBitsForKeypair int, testnet bool, password string, dbInit func(string, []byte, string) error) error {
	if err := maybeCreateOBDirectories(repoRoot); err != nil {
		return err
	}

	if fsrepo.IsInitialized(repoRoot) {
		return ErrRepoExists
	}

	if err := checkWriteable(repoRoot); err != nil {
		return err
	}

	conf, err := initConfig(out)
	if err != nil {
		return err
	}

	mnemonic, err := createMnemonic()
	if err != nil {
		return err
	}

	seed := bip39.NewSeed(mnemonic, "Secret Passphrase")
	fmt.Printf("generating %d-bit RSA keypair...", nBitsForKeypair)
	identityKey, err := ipfs.IdentityKeyFromSeed(seed, nBitsForKeypair)
	if err != nil {
		return err
	}
	fmt.Printf("done\n")

	identity, err := ipfs.IdentityFromKey(identityKey)
	if err != nil {
		return err
	}

	log.Infof("initializing openbazaar node at %s\n", repoRoot)
	if err := fsrepo.Init(repoRoot, conf); err != nil {
		return err
	}
	conf.Identity = identity

	if err := addConfigExtensions(repoRoot, testnet); err != nil {
		return err
	}

	if err := dbInit(mnemonic, identityKey, password); err != nil {
		return err
	}

	return initializeIpnsKeyspace(repoRoot, identityKey)
}
コード例 #3
0
func (x *Start) Execute(args []string) error {
	printSplashScreen()

	// set repo path
	var repoPath string
	if x.Testnet {
		repoPath = "~/.openbazaar2-testnet"
	} else {
		repoPath = "~/.openbazaar2"
	}
	expPath, _ := homedir.Expand(filepath.Clean(repoPath))

	// Database
	sqliteDB, err := db.Create(expPath, x.Password, x.Testnet)
	if err != nil {
		return err
	}

	// logging
	w := &lumberjack.Logger{
		Filename:   path.Join(expPath, "logs", "ob.log"),
		MaxSize:    10, // megabytes
		MaxBackups: 3,
		MaxAge:     30, //days
	}
	backendStdout := logging.NewLogBackend(os.Stdout, "", 0)
	backendFile := logging.NewLogBackend(w, "", 0)
	backendStdoutFormatter := logging.NewBackendFormatter(backendStdout, stdoutLogFormat)
	backendFileFormatter := logging.NewBackendFormatter(backendFile, fileLogFormat)
	logging.SetBackend(backendFileFormatter, backendStdoutFormatter)

	ipfslogging.LdJSONFormatter()
	w2 := &lumberjack.Logger{
		Filename:   path.Join(expPath, "logs", "ipfs.log"),
		MaxSize:    10, // megabytes
		MaxBackups: 3,
		MaxAge:     30, //days
	}
	ipfslogging.Output(w2)()

	// initalize the ipfs repo if it doesn't already exist
	err = repo.DoInit(os.Stdout, expPath, 4096, x.Testnet, x.Password, sqliteDB.Config().Init)
	if err != nil && err != repo.ErrRepoExists {
		log.Error(err)
		return err
	}

	// if the db can't be decrypted, exit
	if sqliteDB.Config().IsEncrypted() {
		return encryptedDatabaseError
	}

	// ipfs node setup
	r, err := fsrepo.Open(repoPath)
	if err != nil {
		log.Error(err)
		return err
	}
	cctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	cfg, err := r.Config()
	if err != nil {
		log.Error(err)
		return err
	}

	identityKey, err := sqliteDB.Config().GetIdentityKey()
	if err != nil {
		log.Error(err)
		return err
	}
	identity, err := ipfs.IdentityFromKey(identityKey)
	if err != nil {
		return err
	}
	cfg.Identity = identity

	// Run stun and set uTP port
	if x.STUN {
		for i, addr := range cfg.Addresses.Swarm {
			m, _ := ma.NewMultiaddr(addr)
			p := m.Protocols()
			if p[0].Name == "ip4" && p[1].Name == "udp" && p[2].Name == "utp" {
				port, serr := net.Stun()
				if serr != nil {
					log.Error(serr)
					return err
				}
				cfg.Addresses.Swarm = append(cfg.Addresses.Swarm[:i], cfg.Addresses.Swarm[i+1:]...)
				cfg.Addresses.Swarm = append(cfg.Addresses.Swarm, "/ip4/0.0.0.0/udp/"+strconv.Itoa(port)+"/utp")
				break
			}
		}
	}

	ncfg := &ipfscore.BuildCfg{
		Repo:   r,
		Online: true,
	}
	nd, err := ipfscore.NewNode(cctx, ncfg)
	if err != nil {
		log.Error(err)
		return err
	}
	ctx := commands.Context{}
	ctx.Online = true
	ctx.ConfigRoot = expPath
	ctx.LoadConfig = func(path string) (*config.Config, error) {
		return fsrepo.ConfigAt(expPath)
	}
	ctx.ConstructNode = func() (*ipfscore.IpfsNode, error) {
		return nd, nil
	}

	log.Info("Peer ID: ", nd.Identity.Pretty())
	printSwarmAddrs(nd)

	// Get current directory root hash
	_, ipnskey := namesys.IpnsKeysForID(nd.Identity)
	ival, _ := nd.Repo.Datastore().Get(ipnskey.DsKey())
	val := ival.([]byte)
	dhtrec := new(dhtpb.Record)
	proto.Unmarshal(val, dhtrec)
	e := new(namepb.IpnsEntry)
	proto.Unmarshal(dhtrec.GetValue(), e)

	// Wallet
	mn, err := sqliteDB.Config().GetMnemonic()
	if err != nil {
		log.Error(err)
		return err
	}
	var params chaincfg.Params
	if !x.Testnet {
		params = chaincfg.MainNetParams
	} else {
		params = chaincfg.TestNet3Params
	}
	libbitcoinServers, err := repo.GetLibbitcoinServers(path.Join(expPath, "config"))
	if err != nil {
		log.Error(err)
		return err
	}
	maxFee, err := repo.GetMaxFee(path.Join(expPath, "config"))
	if err != nil {
		log.Error(err)
		return err
	}
	feeApi, err := repo.GetFeeAPI(path.Join(expPath, "config"))
	if err != nil {
		log.Error(err)
		return err
	}
	low, medium, high, err := repo.GetDefaultFees(path.Join(expPath, "config"))
	if err != nil {
		log.Error(err)
		return err
	}
	wallet := libbitcoin.NewLibbitcoinWallet(mn, &params, sqliteDB, libbitcoinServers, maxFee, low, medium, high, feeApi)

	// Offline messaging storage
	var storage sto.OfflineMessagingStorage
	if x.Storage == "self-hosted" || x.Storage == "" {
		storage = selfhosted.NewSelfHostedStorage(expPath, ctx)
	} else if x.Storage == "dropbox" {
		token, err := repo.GetDropboxApiToken(path.Join(expPath, "config"))
		if err != nil {
			log.Error(err)
			return err
		} else if token == "" {
			err = errors.New("Dropbox token not set in config file")
			log.Error(err)
			return err
		}
		storage, err = dropbox.NewDropBoxStorage(token)
		if err != nil {
			log.Error(err)
			return err
		}
	} else {
		err = errors.New("Invalid storage option")
		log.Error(err)
		return err
	}

	// OpenBazaar node setup
	core.Node = &core.OpenBazaarNode{
		Context:        ctx,
		IpfsNode:       nd,
		RootHash:       ipath.Path(e.Value).String(),
		RepoPath:       expPath,
		Datastore:      sqliteDB,
		Wallet:         wallet,
		MessageStorage: storage,
	}

	var gwErrc <-chan error
	var cb <-chan bool
	if len(cfg.Addresses.Gateway) > 0 {
		var err error
		err, cb, gwErrc = serveHTTPGateway(core.Node)
		if err != nil {
			log.Error(err)
			return err
		}
	}

	// Wait for gateway to start before starting the network service.
	// This way the websocket channel we pass into the service gets created first.
	// FIXME: There has to be a better way
	for b := range cb {
		if b == true {
			OBService := service.SetupOpenBazaarService(nd, core.Node.Broadcast, ctx, sqliteDB)
			core.Node.Service = OBService
			MR := net.NewMessageRetriever(sqliteDB, ctx, nd, OBService, 16, core.Node.SendOfflineAck)
			go MR.Run()
			core.Node.MessageRetriever = MR
			PR := net.NewPointerRepublisher(nd, sqliteDB)
			go PR.Run()
			core.Node.PointerRepublisher = PR
		}
		break
	}

	for err := range gwErrc {
		fmt.Println(err)
	}

	return nil
}