func startupIPFS(dspath string, ctx *context.Context) (*core.IpfsNode, error) {
r, err := fsrepo.Open(dspath)
if err != nil {
config, err := config.Init(os.Stdout, 2048)
if err != nil {
return nil, err
}
if err := fsrepo.Init(dspath, config); err != nil {
return nil, err
}
r, err = fsrepo.Open(dspath)
if err != nil {
return nil, err
}
}
//fmt.Println(r)
node, err := core.NewNode(*ctx, &core.BuildCfg{Online: true, Repo: r})
if err != nil {
return nil, err
}
return node, nil
}
func createNode(nd *Node, online bool, ctx context.Context) (*core.IpfsNode, error) {
// `nd` only contains the prepopulated fields as in New().
rp, err := fsrepo.Open(nd.Path)
if err != nil {
log.Errorf("Unable to open repo `%s`: %v", nd.Path, err)
return nil, err
}
swarmAddrs := []string{
fmt.Sprintf("/ip4/0.0.0.0/tcp/%d", nd.SwarmPort),
fmt.Sprintf("/ip6/::/tcp/%d", nd.SwarmPort),
}
if err := rp.SetConfigKey("Addresses.Swarm", swarmAddrs); err != nil {
return nil, err
}
cfg := &core.BuildCfg{
Repo: rp,
Online: online,
}
ipfsNode, err := core.NewNode(ctx, cfg)
if err != nil {
return nil, err
}
return ipfsNode, nil
}
func NewTmpDirNode(ctx context.Context) (*core.IpfsNode, error) {
dir, err := ioutil.TempDir("", "ipfs-shell")
if err != nil {
return nil, fmt.Errorf("failed to get temp dir: %s", err)
}
cfg, err := config.Init(ioutil.Discard, 1024)
if err != nil {
return nil, err
}
err = fsrepo.Init(dir, cfg)
if err != nil {
return nil, fmt.Errorf("failed to init ephemeral node: %s", err)
}
repo, err := fsrepo.Open(dir)
if err != nil {
return nil, err
}
return core.NewNode(ctx, &core.BuildCfg{
Online: true,
Repo: repo,
})
}
func BuildNode(ctx context.Context, dcConfig *DCConfig) (*core.IpfsNode, error) {
// Get a IPFS repo/config directory, and open it
ipfsPath, err := getIpfsPath(dcConfig.PoolIndex)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
repo, err := fsrepo.Open(ipfsPath)
if err != nil {
return nil, err
}
// Create the node with a config
node, err := core.NewNode(ctx, &core.BuildCfg{
Online: true,
Repo: repo,
})
if err != nil {
return nil, err
}
return node, nil
}
func (i *cmdInvocation) constructNodeFunc(ctx context.Context) func() (*core.IpfsNode, error) {
return func() (*core.IpfsNode, error) {
if i.req == nil {
return nil, errors.New("constructing node without a request")
}
cmdctx := i.req.InvocContext()
if cmdctx == nil {
return nil, errors.New("constructing node without a request context")
}
r, err := fsrepo.Open(i.req.InvocContext().ConfigRoot)
if err != nil { // repo is owned by the node
return nil, err
}
// ok everything is good. set it on the invocation (for ownership)
// and return it.
n, err := core.NewNode(ctx, &core.BuildCfg{
Online: cmdctx.Online,
Repo: r,
})
if err != nil {
return nil, err
}
i.node = n
return i.node, nil
}
}
func addDefaultAssets(out io.Writer, repoRoot string) 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
}
nd, err := core.NewNode(ctx, &core.BuildCfg{Repo: r})
if err != nil {
return err
}
defer nd.Close()
dkey, err := assets.SeedInitDocs(nd)
if err != nil {
return fmt.Errorf("init: seeding init docs failed: %s", err)
}
log.Debugf("init: seeded init docs %s", dkey)
if _, err = fmt.Fprintf(out, "to get started, enter:\n"); err != nil {
return err
}
_, err = fmt.Fprintf(out, "\n\tipfs cat /ipfs/%s/readme\n\n", dkey)
return err
}
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)
}
// TODO share func
func writeConfig(path string, cfg *config.Config) error {
// NB: This needs to run on the daemon.
r, err := fsrepo.Open(path)
if err != nil {
return err
}
defer r.Close()
return r.SetConfig(cfg)
}
func addDefaultAssets(out io.Writer, repoRoot string) 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
}
nd, err := core.NewIPFSNode(ctx, core.Offline(r))
if err != nil {
return err
}
defer nd.Close()
dirb := uio.NewDirectory(nd.DAG)
// add every file in the assets pkg
for fname, file := range assets.Init_dir {
buf := bytes.NewBufferString(file)
s, err := coreunix.Add(nd, buf)
if err != nil {
return err
}
k := key.B58KeyDecode(s)
if err := dirb.AddChild(fname, k); err != nil {
return err
}
}
dir := dirb.GetNode()
dkey, err := nd.DAG.Add(dir)
if err != nil {
return err
}
if err := nd.Pinning.Pin(ctx, dir, true); err != nil {
return err
}
if err := nd.Pinning.Flush(); err != nil {
return err
}
if _, err = fmt.Fprintf(out, "to get started, enter:\n"); err != nil {
return err
}
_, err = fmt.Fprintf(out, "\n\tipfs cat /ipfs/%s/readme\n\n", dkey)
return err
}
//NewSelf make repo if needed ,starts daemon and returns Self obj.
func NewSelf(cfg *config.Config, rootPath string) *Self {
InitRepo(cfg.IpfsRepo)
n := &merkledag.Node{}
k, err := n.Key()
log.IfFatal(err)
//workaround "ERROR bitswap: failed to find any peer in table"
i := 0
var node *core.IpfsNode
var ctx context.Context
var cancel context.CancelFunc
for i = 0; i < 10; i++ {
log.Println("setting up node...")
r, err := fsrepo.Open(cfg.IpfsRepo)
log.IfFatal(err)
ctx, cancel = context.WithCancel(context.Background())
node, err = core.NewNode(ctx, &core.BuildCfg{
Repo: r,
Online: true,
})
log.IfFatal(err)
if err := node.Routing.Provide(ctx, k); log.If(err) {
cancel()
log.If(node.Close())
log.Println("retrying...")
continue
}
break
}
if i == 10 {
log.Fatal("cannot provide a key to network")
}
self := &Self{
RootPath: rootPath,
ipfsNode: node,
ctx: ctx,
cancel: cancel,
cfg: cfg,
}
self.follow = FromStringSlice(cfg.FollowPeers, self)
parent, err := self.ToPeer().GetDAGNode("")
if log.If(err) {
parent = &merkledag.Node{}
}
self.myIpns, err = parent.Key()
log.IfFatal(err)
if _, err = parent.GetNodeLink(rootPath); err != nil {
log.Println("initializing DAGs for saving status")
self.makeInitNodes(parent)
}
return self
}
func addConfigExtensions(repoRoot string, testnet bool) error {
r, err := fsrepo.Open(repoRoot)
if err != nil { // NB: repo is owned by the node
return err
}
type Server struct {
Url string
PublicKey []byte
}
var ls []Server
if !testnet {
ls = []Server{
{Url: "tcp://libbitcoin1.openbazaar.org:9091", PublicKey: []byte{}},
{Url: "tcp://libbitcoin3.openbazaar.org:9091", PublicKey: []byte{}},
}
} else {
ls = []Server{
{Url: "tcp://libbitcoin2.openbazaar.org:9091", PublicKey: []byte(zmq4.Z85decode("baihZB[vT(dcVCwkhYLAzah<t2gJ>{3@k?+>T&^3"))},
{Url: "tcp://libbitcoin4.openbazaar.org:9091", PublicKey: []byte(zmq4.Z85decode("<Z&{.=LJSPySefIKgCu99w.L%b^6VvuVp0+pbnOM"))},
}
}
type Wallet struct {
LibbitcoinServers []Server
MaxFee int
FeeAPI string
HighFeeDefault int
MediumFeeDefault int
LowFeeDefault int
}
var w Wallet = Wallet{
LibbitcoinServers: ls,
MaxFee: 1500000,
FeeAPI: "https://bitcoinfees.21.co/api/v1/fees/recommended",
HighFeeDefault: 60,
MediumFeeDefault: 40,
LowFeeDefault: 20,
}
if err := extendConfigFile(r, "Wallet", w); err != nil {
return err
}
if err := extendConfigFile(r, "Resolver", "https://resolver.onename.com/"); err != nil {
return err
}
if err := extendConfigFile(r, "Dropbox-api-token", ""); err != nil {
return err
}
if err := r.Close(); err != nil {
return err
}
return nil
}
func SetupIpfs() (*core.IpfsNode, error) {
// Assume the user has run 'ipfs init'
r, err := fsrepo.Open("~/.ipfs")
if err != nil {
return nil, err
}
cfg := &core.BuildCfg{
Repo: r,
Online: true,
}
return core.NewNode(context.Background(), cfg)
}
func main() {
bsize := kingpin.Flag("blocksize", "blocksize to test with").Default("262144").Int64()
kingpin.Parse()
ipfsdir := getIpfsDir()
r, err := fsrepo.Open(ipfsdir)
if err != nil {
fmt.Printf("Failed to open ipfs repo at: %s: %s\n", ipfsdir, err)
fmt.Println("Please ensure ipfs has been initialized and that no daemon is running")
return
}
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
nd, err := core.NewNode(ctx, &core.BuildCfg{
Repo: r,
})
if err != nil {
fmt.Printf("failed to create node: %s\n", err)
return
}
cfg := &BenchCfg{
Blocksize: *bsize,
}
fmt.Println(cfg)
err = BenchmarkBlockRewrites(nd, cfg)
if err != nil {
panic(err)
}
err = BenchmarkRandomBlockWrites(nd, cfg)
if err != nil {
panic(err)
}
err = BenchmarkAdd(nd, cfg)
if err != nil {
panic(err)
}
err = BenchmarkDiskWrites(ipfsdir)
if err != nil {
panic(err)
}
}
// create a new Service
func NewService(name string, location string) (Service, error) {
// Basic ipfsnode setup
repo, err := fsrepo.Open(location)
if err != nil {
return Service{}, err
}
nodeBuilder := core.NewNodeBuilder().Online()
nodeBuilder.SetRepo(repo)
ctx, cancel := context.WithCancel(context.Background())
node, err := nodeBuilder.Build(ctx)
if err != nil {
return Service{}, err
}
return Service{name, node, cancel, ctx, nil, make(chan bool), false}, nil
}
func NewDefaultNodeWithFSRepo(ctx context.Context, repoPath string) (*core.IpfsNode, error) {
r, err := fsrepo.Open(repoPath)
if err != nil {
return nil, errgo.Notef(err, "opening fsrepo failed")
}
node, err := core.NewNode(ctx, &core.BuildCfg{
Online: true,
Repo: r,
})
if err != nil {
return nil, errgo.Notef(err, "ipfs NewNode() failed.")
}
// TODO: can we bootsrap localy/mdns first and fall back to default?
err = node.Bootstrap(core.DefaultBootstrapConfig)
if err != nil {
return nil, errgo.Notef(err, "ipfs Bootstrap() failed.")
}
return node, nil
}
func main() {
bkp, err := fsrepo.BestKnownPath()
if err != nil {
panic(err)
}
r, err := fsrepo.Open(bkp)
if err != nil {
panic(err)
}
k := ds.NewKey(os.Args[1])
val, err := r.Datastore().Get(k)
if err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
fmt.Println(string(val.([]byte)))
}
func main() {
if len(os.Args) < 2 {
fmt.Println("Please give a peer ID as an argument")
return
}
target, err := peer.IDB58Decode(os.Args[1])
if err != nil {
panic(err)
}
// Basic ipfsnode setup
r, err := fsrepo.Open("~/.ipfs")
if err != nil {
panic(err)
}
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
cfg := &core.BuildCfg{
Repo: r,
Online: true,
}
nd, err := core.NewNode(ctx, cfg)
if err != nil {
panic(err)
}
fmt.Printf("I am peer %s dialing %s\n", nd.Identity, target)
con, err := corenet.Dial(nd, target, "/app/whyrusleeping")
if err != nil {
fmt.Println(err)
return
}
io.Copy(os.Stdout, con)
}
func initializeIpnsKeyspace(repoRoot string) 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
}
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 main() {
// Basic ipfsnode setup
r, err := fsrepo.Open("~/.ipfs")
if err != nil {
panic(err)
}
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
cfg := &core.BuildCfg{
Repo: r,
Online: true,
}
nd, err := core.NewNode(ctx, cfg)
if err != nil {
panic(err)
}
list, err := corenet.Listen(nd, "/app/whyrusleeping")
if err != nil {
panic(err)
}
fmt.Printf("I am peer: %s\n", nd.Identity.Pretty())
for {
con, err := list.Accept()
if err != nil {
fmt.Println(err)
return
}
defer con.Close()
fmt.Fprintln(con, "Hello! This is whyrusleepings awesome ipfs service")
fmt.Printf("Connection from: %s\n", con.Conn().RemotePeer())
}
}
func addDefaultAssets(out io.Writer, repoRoot string) 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
}
nd, err := core.NewNode(ctx, &core.BuildCfg{Repo: r})
if err != nil {
return err
}
defer func() {
log.If(nd.Close())
}()
dkey, err := assets.SeedInitDocs(nd)
if err != nil {
return fmt.Errorf("init: seeding init docs failed: %s", err)
}
log.Println("init: seeded init docs", dkey)
return nil
}
func run(ipfsPath, watchPath string) error {
proc := process.WithParent(process.Background())
log.Printf("running IPFSWatch on '%s' using repo at '%s'...", watchPath, ipfsPath)
ipfsPath, err := homedir.Expand(ipfsPath)
if err != nil {
return err
}
watcher, err := fsnotify.NewWatcher()
if err != nil {
return err
}
defer watcher.Close()
if err := addTree(watcher, watchPath); err != nil {
return err
}
r, err := fsrepo.Open(ipfsPath)
if err != nil {
// TODO handle case: daemon running
// TODO handle case: repo doesn't exist or isn't initialized
return err
}
node, err := core.NewIPFSNode(context.Background(), core.Online(r))
if err != nil {
return err
}
defer node.Close()
if *http {
addr := "/ip4/127.0.0.1/tcp/5001"
var opts = []corehttp.ServeOption{
corehttp.GatewayOption(true),
corehttp.WebUIOption,
corehttp.CommandsOption(cmdCtx(node, ipfsPath)),
}
proc.Go(func(p process.Process) {
if err := corehttp.ListenAndServe(node, addr, opts...); err != nil {
return
}
})
}
interrupts := make(chan os.Signal)
signal.Notify(interrupts, os.Interrupt, os.Kill)
for {
select {
case <-interrupts:
return nil
case e := <-watcher.Events:
log.Printf("received event: %s", e)
isDir, err := IsDirectory(e.Name)
if err != nil {
continue
}
switch e.Op {
case fsnotify.Remove:
if isDir {
if err := watcher.Remove(e.Name); err != nil {
return err
}
}
default:
// all events except for Remove result in an IPFS.Add, but only
// directory creation triggers a new watch
switch e.Op {
case fsnotify.Create:
if isDir {
addTree(watcher, e.Name)
}
}
proc.Go(func(p process.Process) {
file, err := os.Open(e.Name)
if err != nil {
log.Println(err)
}
defer file.Close()
k, err := coreunix.Add(node, file)
if err != nil {
log.Println(err)
}
log.Printf("added %s... key: %s", e.Name, k)
})
}
case err := <-watcher.Errors:
log.Println(err)
}
}
return nil
}
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
}
func run() error {
servers := config.DefaultSNRServers
fmt.Println("using gcr remotes:")
for _, p := range servers {
fmt.Println("\t", p)
}
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
cwd, err := os.Getwd()
if err != nil {
return err
}
repoPath := gopath.Join(cwd, config.DefaultPathName)
if err := ensureRepoInitialized(repoPath); err != nil {
}
repo, err := fsrepo.Open(repoPath)
if err != nil { // owned by node
return err
}
cfg, err := repo.Config()
if err != nil {
return err
}
cfg.Bootstrap = servers
if err := repo.SetConfig(cfg); err != nil {
return err
}
var addrs []ipfsaddr.IPFSAddr
for _, info := range servers {
addr, err := ipfsaddr.ParseString(info)
if err != nil {
return err
}
addrs = append(addrs, addr)
}
var infos []peer.PeerInfo
for _, addr := range addrs {
infos = append(infos, peer.PeerInfo{
ID: addr.ID(),
Addrs: []ma.Multiaddr{addr.Transport()},
})
}
node, err := core.NewNode(ctx, &core.BuildCfg{
Online: true,
Repo: repo,
Routing: corerouting.SupernodeClient(infos...),
})
if err != nil {
return err
}
defer node.Close()
opts := []corehttp.ServeOption{
corehttp.CommandsOption(cmdCtx(node, repoPath)),
corehttp.GatewayOption(false),
}
if *cat {
if err := runFileCattingWorker(ctx, node); err != nil {
return err
}
} else {
if err := runFileAddingWorker(node); err != nil {
return err
}
}
return corehttp.ListenAndServe(node, cfg.Addresses.API, opts...)
}
// CliCheckForUpdates is the automatic update check from the commandline.
func CliCheckForUpdates(cfg *config.Config, repoPath string) error {
// if config says not to, don't check for updates
if !cfg.Version.ShouldCheckForUpdate() {
log.Info("update check skipped.")
return nil
}
log.Info("checking for update")
u, err := CheckForUpdate()
// if there is no update available, record it, and exit. NB: only record
// if we checked successfully.
if err == ErrNoUpdateAvailable {
log.Infof("No update available, checked on %s", time.Now())
r, err := fsrepo.Open(repoPath)
if err != nil {
return err
}
if err := recordUpdateCheck(cfg); err != nil {
return err
}
// NB: r's Config may be newer than cfg. This overwrites regardless.
r.SetConfig(cfg)
if err := r.Close(); err != nil {
return err
}
return nil
}
// if another, unexpected error occurred, note it.
if err != nil {
log.Debugf("Error while checking for update: %v", err)
return nil
}
// there is an update available
// if we autoupdate
if cfg.Version.AutoUpdate != config.AutoUpdateNever {
// and we should auto update
if ShouldAutoUpdate(cfg.Version.AutoUpdate, u.Version) {
log.Infof("Applying update %s", u.Version)
if err = Apply(u); err != nil {
log.Debug(err)
return nil
}
// BUG(cryptix): no good way to restart yet. - tracking https://github.com/inconshreveable/go-update/issues/5
fmt.Printf("update %v applied. please restart.\n", u.Version)
os.Exit(0)
}
}
// autoupdate did not exit, so regular notices.
switch cfg.Version.Check {
case config.CheckError:
return fmt.Errorf(errShouldUpdate, Version, u.Version)
case config.CheckWarn:
// print the warning
fmt.Printf("New version available: %s\n", u.Version)
default: // ignore
}
return nil
}
`,
},
Arguments: []cmds.Argument{
cmds.StringArg("key", true, false, "The key of the config entry (e.g. \"Addresses.API\")."),
cmds.StringArg("value", false, false, "The value to set the config entry to."),
},
Options: []cmds.Option{
cmds.BoolOption("bool", "Set a boolean value."),
cmds.BoolOption("json", "Parse stringified JSON."),
},
Run: func(req cmds.Request, res cmds.Response) {
args := req.Arguments()
key := args[0]
r, err := fsrepo.Open(req.InvocContext().ConfigRoot)
if err != nil {
res.SetError(err, cmds.ErrNormal)
return
}
defer r.Close()
var output *ConfigField
if len(args) == 2 {
value := args[1]
if parseJson, _, _ := req.Option("json").Bool(); parseJson {
var jsonVal interface{}
if err := json.Unmarshal([]byte(value), &jsonVal); err != nil {
err = fmt.Errorf("failed to unmarshal json. %s", err)
res.SetError(err, cmds.ErrNormal)
func daemonFunc(req cmds.Request, res cmds.Response) {
// let the user know we're going.
fmt.Printf("Initializing daemon...\n")
ctx := req.InvocContext()
go func() {
select {
case <-req.Context().Done():
fmt.Println("Received interrupt signal, shutting down...")
}
}()
// check transport encryption flag.
unencrypted, _, _ := req.Option(unencryptTransportKwd).Bool()
if unencrypted {
log.Warningf(`Running with --%s: All connections are UNENCRYPTED.
You will not be able to connect to regular encrypted networks.`, unencryptTransportKwd)
conn.EncryptConnections = false
}
// first, whether user has provided the initialization flag. we may be
// running in an uninitialized state.
initialize, _, err := req.Option(initOptionKwd).Bool()
if err != nil {
res.SetError(err, cmds.ErrNormal)
return
}
if initialize {
// now, FileExists is our best method of detecting whether IPFS is
// configured. Consider moving this into a config helper method
// `IsInitialized` where the quality of the signal can be improved over
// time, and many call-sites can benefit.
if !util.FileExists(req.InvocContext().ConfigRoot) {
err := initWithDefaults(os.Stdout, req.InvocContext().ConfigRoot)
if err != nil {
res.SetError(err, cmds.ErrNormal)
return
}
}
}
// acquire the repo lock _before_ constructing a node. we need to make
// sure we are permitted to access the resources (datastore, etc.)
repo, err := fsrepo.Open(req.InvocContext().ConfigRoot)
if err != nil {
res.SetError(err, cmds.ErrNormal)
return
}
cfg, err := ctx.GetConfig()
if err != nil {
res.SetError(err, cmds.ErrNormal)
return
}
// Start assembling node config
ncfg := &core.BuildCfg{
Online: true,
Repo: repo,
}
routingOption, _, err := req.Option(routingOptionKwd).String()
if err != nil {
res.SetError(err, cmds.ErrNormal)
return
}
if routingOption == routingOptionSupernodeKwd {
servers, err := repo.Config().SupernodeRouting.ServerIPFSAddrs()
if err != nil {
res.SetError(err, cmds.ErrNormal)
repo.Close() // because ownership hasn't been transferred to the node
return
}
var infos []peer.PeerInfo
for _, addr := range servers {
infos = append(infos, peer.PeerInfo{
ID: addr.ID(),
Addrs: []ma.Multiaddr{addr.Transport()},
})
}
ncfg.Routing = corerouting.SupernodeClient(infos...)
}
node, err := core.NewNode(req.Context(), ncfg)
if err != nil {
log.Error("error from node construction: ", err)
res.SetError(err, cmds.ErrNormal)
return
}
printSwarmAddrs(node)
defer func() {
// We wait for the node to close first, as the node has children
// that it will wait for before closing, such as the API server.
node.Close()
select {
case <-req.Context().Done():
log.Info("Gracefully shut down daemon")
default:
}
}()
req.InvocContext().ConstructNode = func() (*core.IpfsNode, error) {
return node, nil
}
// construct api endpoint - every time
err, apiErrc := serveHTTPApi(req)
if err != nil {
res.SetError(err, cmds.ErrNormal)
return
}
// construct http gateway - if it is set in the config
var gwErrc <-chan error
if len(cfg.Addresses.Gateway) > 0 {
var err error
err, gwErrc = serveHTTPGateway(req)
if err != nil {
res.SetError(err, cmds.ErrNormal)
return
}
}
// construct fuse mountpoints - if the user provided the --mount flag
mount, _, err := req.Option(mountKwd).Bool()
if err != nil {
res.SetError(err, cmds.ErrNormal)
return
}
if mount {
if err := mountFuse(req); err != nil {
res.SetError(err, cmds.ErrNormal)
return
}
}
fmt.Printf("Daemon is ready\n")
// collect long-running errors and block for shutdown
// TODO(cryptix): our fuse currently doesnt follow this pattern for graceful shutdown
for err := range merge(apiErrc, gwErrc) {
if err != nil {
res.SetError(err, cmds.ErrNormal)
return
}
}
}
func daemonFunc(req cmds.Request, res cmds.Response) {
// Inject metrics before we do anything
err := mprome.Inject()
if err != nil {
log.Errorf("Injecting prometheus handler for metrics failed with message: %s\n", err.Error())
}
// let the user know we're going.
fmt.Printf("Initializing daemon...\n")
managefd, _, _ := req.Option(adjustFDLimitKwd).Bool()
if managefd {
if err := fileDescriptorCheck(); err != nil {
log.Errorf("setting file descriptor limit: %s", err)
}
}
ctx := req.InvocContext()
go func() {
select {
case <-req.Context().Done():
fmt.Println("Received interrupt signal, shutting down...")
fmt.Println("(Hit ctrl-c again to force-shutdown the daemon.)")
}
}()
// check transport encryption flag.
unencrypted, _, _ := req.Option(unencryptTransportKwd).Bool()
if unencrypted {
log.Warningf(`Running with --%s: All connections are UNENCRYPTED.
You will not be able to connect to regular encrypted networks.`, unencryptTransportKwd)
iconn.EncryptConnections = false
}
// first, whether user has provided the initialization flag. we may be
// running in an uninitialized state.
initialize, _, err := req.Option(initOptionKwd).Bool()
if err != nil {
res.SetError(err, cmds.ErrNormal)
return
}
if initialize {
// now, FileExists is our best method of detecting whether ipfs is
// configured. Consider moving this into a config helper method
// `IsInitialized` where the quality of the signal can be improved over
// time, and many call-sites can benefit.
if !util.FileExists(req.InvocContext().ConfigRoot) {
err := initWithDefaults(os.Stdout, req.InvocContext().ConfigRoot)
if err != nil {
res.SetError(err, cmds.ErrNormal)
return
}
}
}
// acquire the repo lock _before_ constructing a node. we need to make
// sure we are permitted to access the resources (datastore, etc.)
repo, err := fsrepo.Open(req.InvocContext().ConfigRoot)
switch err {
default:
res.SetError(err, cmds.ErrNormal)
return
case fsrepo.ErrNeedMigration:
domigrate, found, _ := req.Option(migrateKwd).Bool()
fmt.Println("Found outdated fs-repo, migrations need to be run.")
if !found {
domigrate = YesNoPrompt("Run migrations now? [y/N]")
}
if !domigrate {
fmt.Println("Not running migrations of fs-repo now.")
fmt.Println("Please get fs-repo-migrations from https://dist.ipfs.io")
res.SetError(fmt.Errorf("fs-repo requires migration"), cmds.ErrNormal)
return
}
err = migrate.RunMigration(fsrepo.RepoVersion)
if err != nil {
fmt.Println("The migrations of fs-repo failed:")
fmt.Printf(" %s\n", err)
fmt.Println("If you think this is a bug, please file an issue and include this whole log output.")
fmt.Println(" https://github.com/ipfs/fs-repo-migrations")
res.SetError(err, cmds.ErrNormal)
return
}
repo, err = fsrepo.Open(req.InvocContext().ConfigRoot)
if err != nil {
res.SetError(err, cmds.ErrNormal)
return
}
case nil:
break
}
cfg, err := ctx.GetConfig()
if err != nil {
res.SetError(err, cmds.ErrNormal)
return
}
offline, _, _ := req.Option(offlineKwd).Bool()
pubsub, _, _ := req.Option(enableFloodSubKwd).Bool()
// Start assembling node config
ncfg := &core.BuildCfg{
Repo: repo,
Permament: true, // It is temporary way to signify that node is permament
Online: !offline,
ExtraOpts: map[string]bool{
"pubsub": pubsub,
},
//TODO(Kubuxu): refactor Online vs Offline by adding Permanent vs Ephemeral
}
routingOption, _, err := req.Option(routingOptionKwd).String()
if err != nil {
res.SetError(err, cmds.ErrNormal)
return
}
switch routingOption {
case routingOptionSupernodeKwd:
servers, err := cfg.SupernodeRouting.ServerIPFSAddrs()
if err != nil {
res.SetError(err, cmds.ErrNormal)
repo.Close() // because ownership hasn't been transferred to the node
return
}
var infos []pstore.PeerInfo
for _, addr := range servers {
infos = append(infos, pstore.PeerInfo{
ID: addr.ID(),
Addrs: []ma.Multiaddr{addr.Transport()},
})
}
ncfg.Routing = corerouting.SupernodeClient(infos...)
case routingOptionDHTClientKwd:
ncfg.Routing = core.DHTClientOption
}
node, err := core.NewNode(req.Context(), ncfg)
if err != nil {
log.Error("error from node construction: ", err)
res.SetError(err, cmds.ErrNormal)
return
}
node.SetLocal(false)
printSwarmAddrs(node)
defer func() {
// We wait for the node to close first, as the node has children
// that it will wait for before closing, such as the API server.
node.Close()
select {
case <-req.Context().Done():
log.Info("Gracefully shut down daemon")
default:
}
}()
req.InvocContext().ConstructNode = func() (*core.IpfsNode, error) {
return node, nil
}
// construct api endpoint - every time
err, apiErrc := serveHTTPApi(req)
if err != nil {
res.SetError(err, cmds.ErrNormal)
return
}
// construct http gateway - if it is set in the config
var gwErrc <-chan error
if len(cfg.Addresses.Gateway) > 0 {
var err error
err, gwErrc = serveHTTPGateway(req)
if err != nil {
res.SetError(err, cmds.ErrNormal)
return
}
}
// construct fuse mountpoints - if the user provided the --mount flag
mount, _, err := req.Option(mountKwd).Bool()
if err != nil {
res.SetError(err, cmds.ErrNormal)
return
}
if mount && offline {
res.SetError(errors.New("mount is not currently supported in offline mode"),
cmds.ErrClient)
return
}
if mount {
if err := mountFuse(req); err != nil {
res.SetError(err, cmds.ErrNormal)
return
}
}
// repo blockstore GC - if --enable-gc flag is present
err, gcErrc := maybeRunGC(req, node)
if err != nil {
res.SetError(err, cmds.ErrNormal)
return
}
// initialize metrics collector
prometheus.MustRegister(&corehttp.IpfsNodeCollector{Node: node})
fmt.Printf("Daemon is ready\n")
// collect long-running errors and block for shutdown
// TODO(cryptix): our fuse currently doesnt follow this pattern for graceful shutdown
for err := range merge(apiErrc, gwErrc, gcErrc) {
if err != nil {
log.Error(err)
res.SetError(err, cmds.ErrNormal)
}
}
return
}
