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)
}
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)
}
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, ¶ms, 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
}