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q11300
AppendRTMTo
train
func (fe *T) AppendRTMTo(aggregate *memmetrics.RTMetrics) { fe.mu.Lock() rtmCollect := fe.rtmCollect fe.mu.Unlock() if rtmCollect == nil { return } rtmCollect.AppendFeRTMTo(aggregate) }
go
{ "resource": "" }
q11301
syncServers
train
func syncServers(balancer *roundrobin.Rebalancer, beSrvs []backend.Srv, watcher *rtmcollect.T) { // First, collect and parse servers to add newServers := make(map[backend.SrvURLKey]backend.Srv) for _, newBeSrv := range beSrvs { newServers[newBeSrv.URLKey()] = newBeSrv } // Memorize what endpoints exist in load balancer at the moment oldServers := make(map[backend.SrvURLKey]*url.URL) for _, oldBeSrvURL := range balancer.Servers() { oldServers[backend.NewSrvURLKey(oldBeSrvURL)] = oldBeSrvURL } // First, add endpoints, that should be added and are not in lb for newBeSrvURLKey, newBeSrv := range newServers { if _, ok := oldServers[newBeSrvURLKey]; !ok { if err := balancer.UpsertServer(newBeSrv.URL()); err != nil { log.Errorf("Failed to add %v, err: %s", newBeSrv.URL(), err) } watcher.UpsertServer(newBeSrv) } } // Second, remove endpoints that should not be there any more for oldBeSrvURLKey, oldBeSrvURL := range oldServers { if _, ok := newServers[oldBeSrvURLKey]; !ok { if err := balancer.RemoveServer(oldBeSrvURL); err != nil { log.Errorf("Failed to remove %v, err: %v", oldBeSrvURL, err) } watcher.RemoveServer(oldBeSrvURLKey) } } }
go
{ "resource": "" }
q11302
New
train
func New() *T { return &T{ new: make(map[string]int64), active: make(map[string]int64), idle: make(map[string]int64), } }
go
{ "resource": "" }
q11303
RegisterStateChange
train
func (c *T) RegisterStateChange(conn net.Conn, prev http.ConnState, cur http.ConnState) { c.mu.Lock() defer c.mu.Unlock() if cur == http.StateNew || cur == http.StateIdle || cur == http.StateActive { c.inc(conn, cur, 1) } if cur != http.StateNew { c.inc(conn, prev, -1) } }
go
{ "resource": "" }
q11304
Counts
train
func (c *T) Counts() conntracker.ConnectionStats { c.mu.Lock() defer c.mu.Unlock() return conntracker.ConnectionStats{ http.StateNew: c.copy(c.new), http.StateActive: c.copy(c.active), http.StateIdle: c.copy(c.idle), } }
go
{ "resource": "" }
q11305
New
train
func New(lsnCfg engine.Listener, router http.Handler, stapler stapler.Stapler, connTck conntracker.ConnectionTracker, autoCertCache autocert.Cache, wg *sync.WaitGroup, ) (*T, error) { scopedRouter, err := newScopeRouter(lsnCfg.Scope, router) if err != nil { return nil, err } return &T{ lsnCfg: lsnCfg, router: router, stapler: stapler, connTck: connTck, autoCertCache: autoCertCache, serveWg: wg, scopedRouter: scopedRouter, state: srvStateInit, }, nil }
go
{ "resource": "" }
q11306
Start
train
func (s *T) Start(hostCfgs map[engine.HostKey]engine.Host) error { log.Infof("%s start", s) switch s.state { case srvStateInit: lsn, err := net.Listen(s.lsnCfg.Address.Network, s.lsnCfg.Address.Address) if err != nil { return err } lsn = &graceful.TCPKeepAliveListener{TCPListener: lsn.(*net.TCPListener)} if s.isProxyProto() { lsn = &proxyproto.Listener{ Listener: lsn, ProxyHeaderTimeout: s.options.ReadTimeout, } } if s.isTLS() { config, err := s.newTLSCfg(hostCfgs) if err != nil { return err } lsn = graceful.NewTLSListener(lsn, config) } s.srv = graceful.NewWithOptions( graceful.Options{ Server: s.newHTTPServer(), Listener: lsn, StateHandler: s.connTck.RegisterStateChange, }) s.state = srvStateActive s.serveWg.Add(1) go s.serve(s.srv) return nil case srvStateHijacked: s.state = srvStateActive s.serveWg.Add(1) go s.serve(s.srv) return nil } return errors.Errorf("%v Calling start in unsupported state", s) }
go
{ "resource": "" }
q11307
OnHostsUpdated
train
func (s *T) OnHostsUpdated(hostCfgs map[engine.HostKey]engine.Host) { if !s.isTLS() { return } if err := s.reloadTLSCfg(hostCfgs); err != nil { log.Errorf("Failed to reload TLS config: %v", err) } }
go
{ "resource": "" }
q11308
certFuncForHost
train
func certFuncForHost(hostCfg engine.Host, autoCertCache autocert.Cache, s stapler.Stapler) (getCertificateFunc, error) { ac := hostCfg.Settings.AutoCert // Each host gets its own Autocert Manager - this allows individual // certs to use different autocert authorities, as well as auth keys autoCertMgr := &autocert.Manager{ Prompt: autocert.AcceptTOS, Cache: autoCertCache, HostPolicy: autocert.HostWhitelist(hostCfg.Name), Email: ac.Email, } if ac.RenewBefore > 0 { autoCertMgr.RenewBefore = ac.RenewBefore } // if either directory or key are non-empty, we need to generate // a custom ACME client to override either. if ac.Key != "" || ac.DirectoryURL != "" { // If DirectoryURL is empty, the default Let's Encrypt URL will be picked. autoCertMgr.Client = &acme.Client{ DirectoryURL: ac.DirectoryURL, } // If Key is non-empty, then decode it as RSA or EC which are the only two keys // we support. Go's crypto library doesn't support a generic function to provide back // a private key interface. if ac.Key != "" { block, _ := pem.Decode([]byte(ac.Key)) if block == nil { return nil, fmt.Errorf("Autocert Key PEM Block for Host %s is invalid.", hostCfg.Name) } else if block.Type == "RSA PRIVATE KEY" { rsaPrivateKey, err := x509.ParsePKCS1PrivateKey(block.Bytes) if err != nil { return nil, errors.Wrapf(err, "Error parsing Autocert Key block of type %s, for Host %s, as an RSA Private Key.", block.Type, hostCfg.Name) } autoCertMgr.Client.Key = rsaPrivateKey } else if block.Type == "EC PRIVATE KEY" { ecPrivateKey, err := x509.ParseECPrivateKey(block.Bytes) if err != nil { return nil, errors.Wrapf(err, "Error parsing Autocert Key block of type %s, for Host %s, as an ECDSA Private Key.", block.Type, hostCfg.Name) } autoCertMgr.Client.Key = ecPrivateKey } else { return nil, fmt.Errorf("AutoCert Private Key for Host %s is of unrecognized type: %s. Supported types"+ "are RSA PRIVATE KEY and EC PRIVATE KEY.", hostCfg.Name, block.Type) } } } getCertFuncForStapling := stapler.WithGetCertFunc(hostCfg.Name, stapler.GetCertificateFunc(autoCertMgr.GetCertificate)) // Wrap the GetCert for this host, so we can generate and staple // an optional OCSP response when requested. stapledGetCert := func(info *tls.ClientHelloInfo) (*tls.Certificate, error) { keyPair, err := autoCertMgr.GetCertificate(info) ocspStapleToCert(s, hostCfg, keyPair, getCertFuncForStapling) return keyPair, err } return stapledGetCert, nil }
go
{ "resource": "" }
q11309
certForHost
train
func certForHost(hostCfg engine.Host) (tls.Certificate, error) { c := hostCfg.Settings.KeyPair cert, err := tls.X509KeyPair(c.Cert, c.Key) if err != nil { return tls.Certificate{}, err } return cert, nil }
go
{ "resource": "" }
q11310
findVulcanUrl
train
func findVulcanUrl(args []string) (string, []string, error) { for i, arg := range args { if strings.HasPrefix(arg, "--vulcan=") || strings.HasPrefix(arg, "-vulcan=") { out := strings.Split(arg, "=") return out[1], cut(i, i+1, args), nil } else if strings.HasPrefix(arg, "-vulcan") || strings.HasPrefix(arg, "--vulcan") { // This argument should not be the last one if i > len(args)-2 { return "", nil, fmt.Errorf("provide a valid vulcan URL") } return args[i+1], cut(i, i+2, args), nil } } return "http://localhost:8182", args, nil }
go
{ "resource": "" }
q11311
NewWithOptions
train
func NewWithOptions(o Options) *Server { var listener *Listener if o.Listener != nil { g, ok := o.Listener.(*Listener) if !ok { listener = NewListener(o.Listener) } else { listener = g } } if o.Server == nil { o.Server = new(http.Server) } return &Server{ Server: o.Server, listener: listener, stateHandler: o.StateHandler, shutdown: make(chan bool), shutdownFinished: make(chan bool, 1), wg: new(sync.WaitGroup), connToProps: make(map[net.Conn]connProperties), } }
go
{ "resource": "" }
q11312
New
train
func New(addr string, reqHeaders, respHeaders []string) (*Trace, error) { if _, err := newWriter(addr); err != nil { return nil, err } return &Trace{ ReqHeaders: reqHeaders, RespHeaders: respHeaders, Addr: addr, }, nil }
go
{ "resource": "" }
q11313
NewHandler
train
func (t *Trace) NewHandler(next http.Handler) (http.Handler, error) { return newTraceHandler(next, t) }
go
{ "resource": "" }
q11314
String
train
func (t *Trace) String() string { return fmt.Sprintf("addr=%v, reqHeaders=%v, respHeaders=%v", t.Addr, t.ReqHeaders, t.RespHeaders) }
go
{ "resource": "" }
q11315
FromOther
train
func FromOther(t Trace) (plugin.Middleware, error) { return New(t.Addr, t.ReqHeaders, t.RespHeaders) }
go
{ "resource": "" }
q11316
FromCli
train
func FromCli(c *cli.Context) (plugin.Middleware, error) { return New(c.String("addr"), c.StringSlice("reqHeader"), c.StringSlice("respHeader")) }
go
{ "resource": "" }
q11317
CliFlags
train
func CliFlags() []cli.Flag { return []cli.Flag{ cli.StringFlag{ Name: "addr", Usage: "Address of the output, e.g. syslog:///tmp/out.sock", }, cli.StringSliceFlag{ Name: "reqHeader", Usage: "if provided, captures headers from requests", Value: &cli.StringSlice{}, }, cli.StringSliceFlag{ Name: "respHeader", Usage: "if provided, captures headers from response", Value: &cli.StringSlice{}, }, } }
go
{ "resource": "" }
q11318
Clock
train
func Clock(clock timetools.TimeProvider) StaplerOption { return func(s *stapler) { s.clock = clock } }
go
{ "resource": "" }
q11319
New
train
func New(opts ...StaplerOption) Stapler { s := &stapler{ v: make(map[string]*hostStapler), mtx: &sync.Mutex{}, eventsC: make(chan *stapleFetched), closeC: make(chan struct{}), subscribers: make(map[int32]chan *StapleUpdated), kickC: make(chan bool), discardC: nil, // setup transport more aggressive timeouts for OCSP staple responses client: &http.Client{ Transport: &http.Transport{ Dial: (&net.Dialer{ Timeout: 10 * time.Second, KeepAlive: 5 * time.Second, }).Dial, TLSHandshakeTimeout: 5 * time.Second, }, }, } for _, o := range opts { o(s) } if s.clock == nil { s.clock = &timetools.RealTime{} } go s.fanOut() return s }
go
{ "resource": "" }
q11320
CfgWithStats
train
func (e *BeSrvEntry) CfgWithStats() engine.Server { cfg := e.beSrvCfg var err error cfg.Stats, err = engine.NewRoundTripStats(e.rtm) if err != nil { panic(errors.Wrap(err, "must never fail")) } return cfg }
go
{ "resource": "" }
q11321
New
train
func New(handler http.Handler) (*T, error) { feRTM, err := memmetrics.NewRTMetrics() if err != nil { return nil, err } return &T{ rtm: feRTM, beSrvRTMs: make(map[backend.SrvURLKey]BeSrvEntry), clock: &timetools.RealTime{}, handler: handler, }, nil }
go
{ "resource": "" }
q11322
RTStats
train
func (c *T) RTStats() (*engine.RoundTripStats, error) { c.mu.Lock() defer c.mu.Unlock() return engine.NewRoundTripStats(c.rtm) }
go
{ "resource": "" }
q11323
UpsertServer
train
func (c *T) UpsertServer(beSrv backend.Srv) { c.mu.Lock() defer c.mu.Unlock() c.beSrvRTMs[beSrv.URLKey()] = BeSrvEntry{beSrv.Cfg(), NewRTMetrics()} }
go
{ "resource": "" }
q11324
RemoveServer
train
func (c *T) RemoveServer(beSrvURLKey backend.SrvURLKey) { c.mu.Lock() defer c.mu.Unlock() delete(c.beSrvRTMs, beSrvURLKey) }
go
{ "resource": "" }
q11325
AppendFeRTMTo
train
func (c *T) AppendFeRTMTo(aggregate *memmetrics.RTMetrics) error { c.mu.Lock() defer c.mu.Unlock() return aggregate.Append(c.rtm) }
go
{ "resource": "" }
q11326
NewHandler
train
func (c *Spec) NewHandler(next http.Handler) (http.Handler, error) { return fromSpec(c, next) }
go
{ "resource": "" }
q11327
NewSpec
train
func NewSpec(condition string, fallback, onTripped, onStandby interface{}, fallbackDuration, recoveryDuration, checkPeriod time.Duration) (*Spec, error) { spec := &Spec{ Condition: condition, Fallback: fallback, OnTripped: onTripped, OnStandby: onStandby, RecoveryDuration: recoveryDuration, FallbackDuration: fallbackDuration, CheckPeriod: checkPeriod, } if _, err := fromSpec(spec, nil); err != nil { return nil, err } return spec, nil }
go
{ "resource": "" }
q11328
FromOther
train
func FromOther(c Spec) (plugin.Middleware, error) { return NewSpec(c.Condition, c.Fallback, c.OnTripped, c.OnStandby, c.FallbackDuration, c.RecoveryDuration, c.CheckPeriod) }
go
{ "resource": "" }
q11329
FromCli
train
func FromCli(c *cli.Context) (plugin.Middleware, error) { return NewSpec(c.String("condition"), c.String("fallback"), c.String("onTripped"), c.String("onStandby"), c.Duration("fallbackDuration"), c.Duration("recoveryDuration"), c.Duration("checkPeriod")) }
go
{ "resource": "" }
q11330
NewTLSConfig
train
func NewTLSConfig(s *TLSSettings) (*tls.Config, error) { // Parse min and max TLS versions var min, max uint16 var err error if s.MinVersion == "" { min = tls.VersionTLS10 } else if min, err = ParseTLSVersion(s.MinVersion); err != nil { return nil, err } if s.MaxVersion == "" { max = tls.VersionTLS12 } else if max, err = ParseTLSVersion(s.MaxVersion); err != nil { return nil, err } var css []uint16 if len(s.CipherSuites) == 0 { css = []uint16{ tls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256, tls.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA, tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, tls.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA, tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, tls.TLS_RSA_WITH_AES_256_CBC_SHA, tls.TLS_RSA_WITH_AES_128_CBC_SHA, } } else { css = make([]uint16, len(s.CipherSuites)) for i, suite := range s.CipherSuites { cs, err := ParseCipherSuite(suite) if err != nil { return nil, err } css[i] = cs } } var cache tls.ClientSessionCache if !s.SessionTicketsDisabled { cache, err = NewTLSSessionCache(&s.SessionCache) if err != nil { return nil, err } } return &tls.Config{ MinVersion: min, MaxVersion: max, SessionTicketsDisabled: s.SessionTicketsDisabled, ClientSessionCache: cache, PreferServerCipherSuites: s.PreferServerCipherSuites, CipherSuites: css, InsecureSkipVerify: s.InsecureSkipVerify, }, nil }
go
{ "resource": "" }
q11331
NewTLSSessionCache
train
func NewTLSSessionCache(s *TLSSessionCache) (tls.ClientSessionCache, error) { cacheType := s.Type if cacheType == "" { cacheType = LRUCacheType } if cacheType != LRUCacheType { return nil, fmt.Errorf("unsupported session cache type: %v", s.Type) } var capacity int if params := s.Settings; params != nil { if params.Capacity < 0 { return nil, fmt.Errorf("bad LRU capacity: %v", params.Capacity) } else if params.Capacity == 0 { capacity = DefaultLRUCapacity } else { capacity = params.Capacity } } return tls.NewLRUClientSessionCache(capacity), nil }
go
{ "resource": "" }
q11332
parseChange
train
func (n *ng) parseChange(response *etcd.Response) (interface{}, error) { // Order parsers from the most to the least frequently used. matchers := []MatcherFn{ n.parseBackendServerChange, n.parseBackendChange, n.parseFrontendMiddlewareChange, n.parseFrontendChange, n.parseHostChange, n.parseListenerChange, } for _, matcher := range matchers { a, err := matcher(response) if a != nil || err != nil { return a, err } } return nil, nil }
go
{ "resource": "" }
q11333
NewHTTPBackend
train
func NewHTTPBackend(id string, s HTTPBackendSettings) (*Backend, error) { if _, err := s.TransportSettings(); err != nil { return nil, err } return &Backend{ Id: id, Type: HTTP, Settings: s, }, nil }
go
{ "resource": "" }
q11334
NetErrorRatio
train
func (e *RoundTripStats) NetErrorRatio() float64 { if e.Counters.Total == 0 { return 0 } return (float64(e.Counters.NetErrors) / float64(e.Counters.Total)) }
go
{ "resource": "" }
q11335
AppErrorRatio
train
func (e *RoundTripStats) AppErrorRatio() float64 { return e.ResponseCodeRatio(http.StatusInternalServerError, http.StatusInternalServerError+1, 200, 300) }
go
{ "resource": "" }
q11336
Cfg
train
func (s *Srv) Cfg() engine.Server { return engine.Server{ Id: s.id, URL: s.rawURL, } }
go
{ "resource": "" }
q11337
NewSrvURLKey
train
func NewSrvURLKey(u *url.URL) SrvURLKey { return SrvURLKey{scheme: u.Scheme, host: u.Host} }
go
{ "resource": "" }
q11338
NewServer
train
func NewServer(beSrvCfg engine.Server) (Srv, error) { parsedURL, err := url.Parse(beSrvCfg.URL) if err != nil { return Srv{}, errors.Wrapf(err, "bad url %v", beSrvCfg.URL) } return Srv{ id: beSrvCfg.Id, rawURL: beSrvCfg.URL, parsedURL: parsedURL, }, nil }
go
{ "resource": "" }
q11339
New
train
func New(beCfg engine.Backend, opts proxy.Options, beSrvs []Srv) (*T, error) { tpCfg, err := newTransportCfg(beCfg.HTTPSettings(), opts) if err != nil { return nil, errors.Wrap(err, "bad config") } return &T{ id: beCfg.Id, httpCfg: beCfg.HTTPSettings(), httpTp: newTransport(tpCfg), srvs: beSrvs, }, nil }
go
{ "resource": "" }
q11340
Key
train
func (be *T) Key() engine.BackendKey { return engine.BackendKey{Id: be.id} }
go
{ "resource": "" }
q11341
Update
train
func (be *T) Update(beCfg engine.Backend, opts proxy.Options) (bool, error) { be.mu.Lock() defer be.mu.Unlock() if beCfg.Key() != be.Key() { return false, errors.Errorf("invalid key, want=%v, got=%v", be.Key(), beCfg.Key()) } // Config has not changed. if be.httpCfg.Equals(beCfg.HTTPSettings()) { return false, nil } tpCfg, err := newTransportCfg(beCfg.HTTPSettings(), opts) if err != nil { return false, errors.Wrap(err, "bad config") } // FIXME: But what about active connections? be.httpTp.CloseIdleConnections() be.httpCfg = beCfg.HTTPSettings() httpTp := newTransport(tpCfg) be.httpTp = httpTp return true, nil }
go
{ "resource": "" }
q11342
UpsertServer
train
func (be *T) UpsertServer(beSrvCfg engine.Server) (bool, error) { be.mu.Lock() defer be.mu.Unlock() beSrv, err := NewServer(beSrvCfg) if err != nil { return false, errors.Wrapf(err, "bad config %v", beSrvCfg) } if i := be.indexOfServer(beSrvCfg.Id); i != -1 { if be.srvs[i].URLKey() == beSrv.URLKey() { return false, nil } be.cloneSrvCfgsIfSeen() be.srvs[i] = beSrv return true, nil } be.cloneSrvCfgsIfSeen() be.srvs = append(be.srvs, beSrv) return true, nil }
go
{ "resource": "" }
q11343
DeleteServer
train
func (be *T) DeleteServer(beSrvKey engine.ServerKey) bool { be.mu.Lock() defer be.mu.Unlock() i := be.indexOfServer(beSrvKey.Id) if i == -1 { log.Warnf("Cannot delete missing server %v from backend %v", beSrvKey.Id, be.id) return false } be.cloneSrvCfgsIfSeen() lastIdx := len(be.srvs) - 1 copy(be.srvs[i:], be.srvs[i+1:]) be.srvs[lastIdx] = Srv{} be.srvs = be.srvs[:lastIdx] return true }
go
{ "resource": "" }
q11344
Snapshot
train
func (be *T) Snapshot() (*http.Transport, []Srv) { be.mu.Lock() defer be.mu.Unlock() be.srvCfgsSeen = true return be.httpTp, be.srvs }
go
{ "resource": "" }
q11345
Server
train
func (be *T) Server(beSrvKey engine.ServerKey) (Srv, bool) { be.mu.Lock() defer be.mu.Unlock() i := be.indexOfServer(beSrvKey.Id) if i == -1 { return Srv{}, false } return be.srvs[i], true }
go
{ "resource": "" }
q11346
NewProxy
train
func NewProxy(id int, st stapler.Stapler, o proxy.Options) (proxy.Proxy, error) { return mux.New(id, st, o) }
go
{ "resource": "" }
q11347
NewListener
train
func NewListener(l net.Listener) *Listener { return &Listener{ listener: l, mutex: &sync.RWMutex{}, open: true, } }
go
{ "resource": "" }
q11348
Accept
train
func (l *Listener) Accept() (net.Conn, error) { conn, err := l.listener.Accept() if err != nil { if l.isClosed() { err = fmt.Errorf("listener already closed: err=(%s)", err) } return nil, err } return conn, nil }
go
{ "resource": "" }
q11349
Close
train
func (l *Listener) Close() error { l.mutex.Lock() defer l.mutex.Unlock() if !l.open { return nil } l.open = false return l.listener.Close() }
go
{ "resource": "" }
q11350
NewTLSListener
train
func NewTLSListener(inner net.Listener, config *tls.Config) net.Listener { l := new(TLSListener) l.Listener = inner l.config = config return l }
go
{ "resource": "" }
q11351
initLogger
train
func (s *Service) initLogger() { log.SetLevel(s.options.LogSeverity.S) // If LogFormatter is specified then Log is ignored. if s.options.LogFormatter != nil { log.SetOutput(os.Stdout) log.SetFormatter(s.options.LogFormatter) return } if s.options.Log == "console" { log.SetOutput(os.Stdout) log.SetFormatter(&log.TextFormatter{}) return } var err error if s.options.Log == "syslog" { var devNull *os.File devNull, err = os.OpenFile("/dev/null", os.O_WRONLY, 0) if err == nil { var hook *logrus_syslog.SyslogHook hook, err = logrus_syslog.NewSyslogHook("udp", "127.0.0.1:514", syslog.LOG_INFO|syslog.LOG_MAIL, "vulcand") if err == nil { log.SetOutput(devNull) log.SetFormatter(&log.TextFormatter{DisableColors: true}) log.AddHook(hook) return } } } if s.options.Log == "json" { log.SetOutput(os.Stdout) log.SetFormatter(&log.JSONFormatter{}) return } if s.options.Log == "logstash" { log.SetOutput(os.Stdout) log.SetFormatter(&logrus_logstash.LogstashFormatter{Fields: log.Fields{"type": "logs"}}) return } log.SetOutput(os.Stdout) log.SetFormatter(&log.TextFormatter{}) log.Warnf("Failed to initialized logger. Fallback to default: logger=%s, err=(%s)", s.options.Log, err) }
go
{ "resource": "" }
q11352
filesFromString
train
func filesFromString(in string) ([]*proxy.FileDescriptor, error) { var out []fileDescriptor if err := json.Unmarshal([]byte(in), &out); err != nil { return nil, err } files := make([]*proxy.FileDescriptor, len(out)) for i, o := range out { files[i] = &proxy.FileDescriptor{ File: os.NewFile(uintptr(o.FileFD), o.FileName), Address: o.Address, } } return files, nil }
go
{ "resource": "" }
q11353
ExampleGeocoder
train
func ExampleGeocoder() { fmt.Println("Google Geocoding API") try(google.Geocoder(os.Getenv("GOOGLE_API_KEY"))) fmt.Println("Mapquest Nominatim") try(nominatim.Geocoder(os.Getenv("MAPQUEST_NOMINATIM_KEY"))) fmt.Println("Mapquest Open streetmaps") try(open.Geocoder(os.Getenv("MAPQUEST_OPEN_KEY"))) fmt.Println("OpenCage Data") try(opencage.Geocoder(os.Getenv("OPENCAGE_API_KEY"))) fmt.Println("HERE API") try(here.Geocoder(os.Getenv("HERE_APP_ID"), os.Getenv("HERE_APP_CODE"), radius)) fmt.Println("Bing Geocoding API") try(bing.Geocoder(os.Getenv("BING_API_KEY"))) fmt.Println("Mapbox API") try(mapbox.Geocoder(os.Getenv("MAPBOX_API_KEY"))) fmt.Println("OpenStreetMap") try(openstreetmap.Geocoder()) fmt.Println("PickPoint") try(pickpoint.Geocoder(os.Getenv("PICKPOINT_API_KEY"))) fmt.Println("LocationIQ") try(locationiq.Geocoder(os.Getenv("LOCATIONIQ_API_KEY"), zoom)) fmt.Println("ArcGIS") try(arcgis.Geocoder(os.Getenv("ARCGIS_TOKEN"))) fmt.Println("geocod.io") try(geocod.Geocoder(os.Getenv("GEOCOD_API_KEY"))) fmt.Println("Mapzen") try(mapzen.Geocoder(os.Getenv("MAPZEN_API_KEY"))) fmt.Println("TomTom") try(tomtom.Geocoder(os.Getenv("TOMTOM_API_KEY"))) fmt.Println("Yandex") try(yandex.Geocoder(os.Getenv("YANDEX_API_KEY"))) // Chained geocoder will fallback to subsequent geocoders fmt.Println("ChainedAPI[OpenStreetmap -> Google]") try(chained.Geocoder( openstreetmap.Geocoder(), google.Geocoder(os.Getenv("GOOGLE_API_KEY")), )) // Output: Google Geocoding API // Melbourne VIC location is (-37.813611, 144.963056) // Address of (-37.813611,144.963056) is 197 Elizabeth St, Melbourne VIC 3000, Australia // Detailed address: &geo.Address{FormattedAddress:"197 Elizabeth St, Melbourne VIC 3000, Australia", // Street:"Elizabeth Street", HouseNumber:"197", Suburb:"", Postcode:"3000", State:"Victoria", // StateDistrict:"Melbourne City", County:"", Country:"Australia", CountryCode:"AU", City:"Melbourne"} // // Mapquest Nominatim // Melbourne VIC location is (-37.814218, 144.963161) // Address of (-37.813611,144.963056) is Melbourne's GPO, Postal Lane, Melbourne, City of Melbourne, Greater Melbourne, Victoria, 3000, Australia // Detailed address: &geo.Address{FormattedAddress:"Melbourne's GPO, Postal Lane, Melbourne, City of Melbourne, // Greater Melbourne, Victoria, 3000, Australia", Street:"Postal Lane", HouseNumber:"", Suburb:"Melbourne", // Postcode:"3000", State:"Victoria", StateDistrict:"", County:"City of Melbourne", Country:"Australia", CountryCode:"AU", City:"Melbourne"} // // Mapquest Open streetmaps // Melbourne VIC location is (-37.814218, 144.963161) // Address of (-37.813611,144.963056) is Elizabeth Street, Melbourne, Victoria, AU // Detailed address: &geo.Address{FormattedAddress:"Elizabeth Street, 3000, Melbourne, Victoria, AU", // Street:"Elizabeth Street", HouseNumber:"", Suburb:"", Postcode:"3000", State:"Victoria", StateDistrict:"", // County:"", Country:"", CountryCode:"AU", City:"Melbourne"} // // OpenCage Data // Melbourne VIC location is (-37.814217, 144.963161) // Address of (-37.813611,144.963056) is Melbourne's GPO, Postal Lane, Melbourne VIC 3000, Australia // Detailed address: &geo.Address{FormattedAddress:"Melbourne's GPO, Postal Lane, Melbourne VIC 3000, Australia", // Street:"Postal Lane", HouseNumber:"", Suburb:"Melbourne (3000)", Postcode:"3000", State:"Victoria", // StateDistrict:"", County:"City of Melbourne", Country:"Australia", CountryCode:"AU", City:"Melbourne"} // // HERE API // Melbourne VIC location is (-37.817530, 144.967150) // Address of (-37.813611,144.963056) is 197 Elizabeth St, Melbourne VIC 3000, Australia // Detailed address: &geo.Address{FormattedAddress:"197 Elizabeth St, Melbourne VIC 3000, Australia", Street:"Elizabeth St", // HouseNumber:"197", Suburb:"", Postcode:"3000", State:"Victoria", StateDistrict:"", County:"", Country:"Australia", // CountryCode:"AUS", City:"Melbourne"} // // Bing Geocoding API // Melbourne VIC location is (-37.824299, 144.977997) // Address of (-37.813611,144.963056) is Elizabeth St, Melbourne, VIC 3000 // Detailed address: &geo.Address{FormattedAddress:"Elizabeth St, Melbourne, VIC 3000", Street:"Elizabeth St", // HouseNumber:"", Suburb:"", Postcode:"3000", State:"", StateDistrict:"", County:"", Country:"Australia", CountryCode:"", City:"Melbourne"} // // Mapbox API // Melbourne VIC location is (-37.814200, 144.963200) // Address of (-37.813611,144.963056) is Elwood Park Playground, Melbourne, Victoria 3000, Australia // Detailed address: &geo.Address{FormattedAddress:"Elwood Park Playground, Melbourne, Victoria 3000, Australia", // Street:"Elwood Park Playground", HouseNumber:"", Suburb:"", Postcode:"3000", State:"Victoria", StateDistrict:"", // County:"", Country:"Australia", CountryCode:"AU", City:"Melbourne"} // // OpenStreetMap // Melbourne VIC location is (-37.814217, 144.963161) // Address of (-37.813611,144.963056) is Melbourne's GPO, Postal Lane, Chinatown, Melbourne, City of Melbourne, Greater Melbourne, Victoria, 3000, Australia // Detailed address: &geo.Address{FormattedAddress:"Melbourne's GPO, Postal Lane, Chinatown, Melbourne, City of Melbourne, Greater Melbourne, // Victoria, 3000, Australia", Street:"Postal Lane", HouseNumber:"", Suburb:"Melbourne", Postcode:"3000", State:"Victoria", // StateDistrict:"", County:"", Country:"Australia", CountryCode:"AU", City:"Melbourne"} // // PickPoint // Melbourne VIC location is (-37.814217, 144.963161) // Address of (-37.813611,144.963056) is Melbourne's GPO, Postal Lane, Chinatown, Melbourne, City of Melbourne, Greater Melbourne, Victoria, 3000, Australia // Detailed address: &geo.Address{FormattedAddress:"Melbourne's GPO, Postal Lane, Chinatown, Melbourne, City of Melbourne, Greater Melbourne, // Victoria, 3000, Australia", Street:"Postal Lane", HouseNumber:"", Suburb:"Melbourne", Postcode:"3000", State:"Victoria", // StateDistrict:"", County:"", Country:"Australia", CountryCode:"AU", City:"Melbourne"} // // LocationIQ // Melbourne VIC location is (-37.814217, 144.963161) // Address of (-37.813611,144.963056) is Melbourne's GPO, Postal Lane, Chinatown, Melbourne, City of Melbourne, Greater Melbourne, Victoria, 3000, Australia // Detailed address: &geo.Address{FormattedAddress:"Melbourne's GPO, Postal Lane, Chinatown, Melbourne, City of Melbourne, Greater Melbourne, // Victoria, 3000, Australia", Street:"Postal Lane", HouseNumber:"", Suburb:"Melbourne", Postcode:"3000", State:"Victoria", // StateDistrict:"", County:"", Country:"Australia", CountryCode:"AU", City:"Melbourne"} // // ArcGIS // Melbourne VIC location is (-37.817530, 144.967150) // Address of (-37.813611,144.963056) is Melbourne's Gpo // Detailed address: &geo.Address{FormattedAddress:"Melbourne's Gpo", Street:"350 Bourke Street Mall", HouseNumber:"350", Suburb:"", Postcode:"3000", State:"Victoria", StateDistrict:"", County:"", Country:"", CountryCode:"AUS", City:""} // // geocod.io // Melbourne VIC location is (28.079357, -80.623618) // got <nil> address // // Mapzen // Melbourne VIC location is (45.551136, 11.533929) // Address of (-37.813611,144.963056) is Stop 3: Bourke Street Mall, Bourke Street, Melbourne, Australia // Detailed address: &geo.Address{FormattedAddress:"Stop 3: Bourke Street Mall, Bourke Street, Melbourne, Australia", Street:"", HouseNumber:"", Suburb:"", Postcode:"", State:"Victoria", StateDistrict:"", County:"", Country:"Australia", CountryCode:"AUS", City:""} // // TomTom // Melbourne VIC location is (-37.815340, 144.963230) // Address of (-37.813611,144.963056) is Doyles Road, Elaine, West Central Victoria, Victoria, 3334 // Detailed address: &geo.Address{FormattedAddress:"Doyles Road, Elaine, West Central Victoria, Victoria, 3334", Street:"Doyles Road", HouseNumber:"", Suburb:"", Postcode:"3334", State:"Victoria", StateDistrict:"", County:"", Country:"Australia", CountryCode:"AU", City:"Elaine"} // // Yandex // Melbourne VIC location is (41.926823, 2.254232) // Address of (-37.813611,144.963056) is Victoria, City of Melbourne, Elizabeth Street // Detailed address: &geo.Address{FormattedAddress:"Victoria, City of Melbourne, Elizabeth Street", Street:"Elizabeth Street", // HouseNumber:"", Suburb:"", Postcode:"", State:"Victoria", StateDistrict:"", County:"", Country:"Australia", CountryCode:"AU", // City:"City of Melbourne"} // // ChainedAPI[OpenStreetmap -> Google] // Melbourne VIC location is (-37.814217, 144.963161) // Address of (-37.813611,144.963056) is Melbourne's GPO, Postal Lane, Chinatown, Melbourne, City of Melbourne, Greater Melbourne, Victoria, 3000, Australia // Detailed address: &geo.Address{FormattedAddress:"Melbourne's GPO, Postal Lane, Chinatown, Melbourne, City of Melbourne, Greater Melbourne, // Victoria, 3000, Australia", Street:"Postal Lane", HouseNumber:"", Suburb:"Melbourne", Postcode:"3000", State:"Victoria", // StateDistrict:"", County:"", Country:"Australia", CountryCode:"AU", City:"Melbourne"} }
go
{ "resource": "" }
q11354
Geocoder
train
func Geocoder(k string, z int, baseURLs ...string) geo.Geocoder { key = k var url string if len(baseURLs) > 0 { url = baseURLs[0] } else { url = defaultURL } if z > minZoom && z <= maxZoom { zoom = z } else { zoom = defaultZoom } return geo.HTTPGeocoder{ EndpointBuilder: baseURL(url), ResponseParserFactory: func() geo.ResponseParser { return &geocodeResponse{} }, } }
go
{ "resource": "" }
q11355
Geocoder
train
func Geocoder(addressToLocation AddressToLocation, LocationToAddress LocationToAddress) geo.Geocoder { return dataGeocoder{ AddressToLocation: addressToLocation, LocationToAddress: LocationToAddress, } }
go
{ "resource": "" }
q11356
Geocoder
train
func Geocoder(geocoder geo.Geocoder, cache *cache.Cache) geo.Geocoder { return cachedGeocoder{Geocoder: geocoder, Cache: cache} }
go
{ "resource": "" }
q11357
Geocoder
train
func Geocoder(token string, baseURLs ...string) geo.Geocoder { return geo.HTTPGeocoder{ EndpointBuilder: baseURL(getUrl(token, baseURLs...)), ResponseParserFactory: func() geo.ResponseParser { return &geocodeResponse{} }, } }
go
{ "resource": "" }
q11358
GeocoderWithURL
train
func GeocoderWithURL(nominatimURL string) geo.Geocoder { return geo.HTTPGeocoder{ EndpointBuilder: baseURL(nominatimURL), ResponseParserFactory: func() geo.ResponseParser { return &geocodeResponse{} }, } }
go
{ "resource": "" }
q11359
response
train
func response(ctx context.Context, url string, obj ResponseParser) error { req, err := http.NewRequest(http.MethodGet, url, nil) if err != nil { return err } req = req.WithContext(ctx) resp, err := http.DefaultClient.Do(req) if err != nil { return err } defer resp.Body.Close() data, err := ioutil.ReadAll(resp.Body) if err != nil { return err } body := strings.Trim(string(data), " []") if body == "" { return nil } if err := json.Unmarshal([]byte(body), obj); err != nil { Logger.Printf("payload: %s\n", body) return err } return nil }
go
{ "resource": "" }
q11360
ParseFloat
train
func ParseFloat(value string) float64 { f, _ := strconv.ParseFloat(value, 64) return f }
go
{ "resource": "" }
q11361
Geocoder
train
func Geocoder(id, code string, radius int, baseURLs ...string) geo.Geocoder { if radius > 0 { r = radius } p := "gen=9&app_id=" + id + "&app_code=" + code return geo.HTTPGeocoder{ EndpointBuilder: baseURL{ getGeocodeURL(p, baseURLs...), getReverseGeocodeURL(p, baseURLs...)}, ResponseParserFactory: func() geo.ResponseParser { return &geocodeResponse{} }, } }
go
{ "resource": "" }
q11362
Locality
train
func (a Address) Locality() string { var locality string if a.City != "" { locality = a.City } else if a.Town != "" { locality = a.Town } else if a.Village != "" { locality = a.Village } return locality }
go
{ "resource": "" }
q11363
Street
train
func (a Address) Street() string { var street string if a.Road != "" { street = a.Road } else if a.Pedestrian != "" { street = a.Pedestrian } else if a.Path != "" { street = a.Path } else if a.Cycleway != "" { street = a.Cycleway } else if a.Footway != "" { street = a.Footway } else if a.Highway != "" { street = a.Highway } return street }
go
{ "resource": "" }
q11364
SetOption
train
func (t *Term) SetOption(options ...func(*Term) error) error { for _, opt := range options { if err := opt(t); err != nil { return err } } return nil }
go
{ "resource": "" }
q11365
Close
train
func (t *Term) Close() error { err := syscall.Close(t.fd) t.fd = -1 return err }
go
{ "resource": "" }
q11366
CBreakMode
train
func CBreakMode(t *Term) error { var a attr if err := termios.Tcgetattr(uintptr(t.fd), (*syscall.Termios)(&a)); err != nil { return err } termios.Cfmakecbreak((*syscall.Termios)(&a)) return termios.Tcsetattr(uintptr(t.fd), termios.TCSANOW, (*syscall.Termios)(&a)) }
go
{ "resource": "" }
q11367
RawMode
train
func RawMode(t *Term) error { var a attr if err := termios.Tcgetattr(uintptr(t.fd), (*syscall.Termios)(&a)); err != nil { return err } termios.Cfmakeraw((*syscall.Termios)(&a)) return termios.Tcsetattr(uintptr(t.fd), termios.TCSANOW, (*syscall.Termios)(&a)) }
go
{ "resource": "" }
q11368
Speed
train
func Speed(baud int) func(*Term) error { return func(t *Term) error { return t.setSpeed(baud) } }
go
{ "resource": "" }
q11369
SetSpeed
train
func (t *Term) SetSpeed(baud int) error { return t.SetOption(Speed(baud)) }
go
{ "resource": "" }
q11370
Flush
train
func (t *Term) Flush() error { return termios.Tcflush(uintptr(t.fd), termios.TCIOFLUSH) }
go
{ "resource": "" }
q11371
Restore
train
func (t *Term) Restore() error { return termios.Tcsetattr(uintptr(t.fd), termios.TCIOFLUSH, &t.orig) }
go
{ "resource": "" }
q11372
Tiocmget
train
func Tiocmget(fd uintptr, status *int) error { return ioctl(fd, syscall.TIOCMGET, uintptr(unsafe.Pointer(status))) }
go
{ "resource": "" }
q11373
Tiocmset
train
func Tiocmset(fd uintptr, status *int) error { return ioctl(fd, syscall.TIOCMSET, uintptr(unsafe.Pointer(status))) }
go
{ "resource": "" }
q11374
Tiocmbis
train
func Tiocmbis(fd uintptr, status *int) error { return ioctl(fd, syscall.TIOCMBIS, uintptr(unsafe.Pointer(status))) }
go
{ "resource": "" }
q11375
Tiocmbic
train
func Tiocmbic(fd uintptr, status *int) error { return ioctl(fd, syscall.TIOCMBIC, uintptr(unsafe.Pointer(status))) }
go
{ "resource": "" }
q11376
Cfmakecbreak
train
func Cfmakecbreak(attr *syscall.Termios) { attr.Lflag &^= syscall.ECHO | syscall.ICANON attr.Cc[syscall.VMIN] = 1 attr.Cc[syscall.VTIME] = 0 }
go
{ "resource": "" }
q11377
Cfmakeraw
train
func Cfmakeraw(attr *syscall.Termios) { attr.Iflag &^= syscall.BRKINT | syscall.ICRNL | syscall.INPCK | syscall.ISTRIP | syscall.IXON attr.Oflag &^= syscall.OPOST attr.Cflag &^= syscall.CSIZE | syscall.PARENB attr.Cflag |= syscall.CS8 attr.Lflag &^= syscall.ECHO | syscall.ICANON | syscall.IEXTEN | syscall.ISIG attr.Cc[syscall.VMIN] = 1 attr.Cc[syscall.VTIME] = 0 }
go
{ "resource": "" }
q11378
timeoutVals
train
func timeoutVals(d time.Duration) (uint8, uint8) { if d > 0 { // VTIME is expressed in terms of deciseconds vtimeDeci := d.Nanoseconds() / 1e6 / 100 // ensure valid range vtime := uint8(clamp(vtimeDeci, 1, 0xff)) return 0, vtime } // block indefinitely until we receive at least 1 byte return 1, 0 }
go
{ "resource": "" }
q11379
ReadTimeout
train
func ReadTimeout(d time.Duration) func(*Term) error { return func(t *Term) error { return t.setReadTimeout(d) } }
go
{ "resource": "" }
q11380
SetReadTimeout
train
func (t *Term) SetReadTimeout(d time.Duration) error { return t.SetOption(ReadTimeout(d)) }
go
{ "resource": "" }
q11381
FlowControl
train
func FlowControl(kind int) func(*Term) error { return func(t *Term) error { return t.setFlowControl(kind) } }
go
{ "resource": "" }
q11382
SetFlowControl
train
func (t *Term) SetFlowControl(kind int) error { return t.SetOption(FlowControl(kind)) }
go
{ "resource": "" }
q11383
Tcdrain
train
func Tcdrain(fd uintptr) error { // simulate drain with TCSADRAIN var attr syscall.Termios if err := Tcgetattr(fd, &attr); err != nil { return err } return Tcsetattr(fd, TCSADRAIN, &attr) }
go
{ "resource": "" }
q11384
Tiocoutq
train
func Tiocoutq(fd uintptr, argp *int) error { return ioctl(fd, syscall.TIOCOUTQ, uintptr(unsafe.Pointer(argp))) }
go
{ "resource": "" }
q11385
Pty
train
func Pty() (*os.File, *os.File, error) { ptm, err := open_pty_master() if err != nil { return nil, nil, err } sname, err := Ptsname(ptm) if err != nil { return nil, nil, err } err = grantpt(ptm) if err != nil { return nil, nil, err } err = unlockpt(ptm) if err != nil { return nil, nil, err } pts, err := open_device(sname) if err != nil { return nil, nil, err } return os.NewFile(uintptr(ptm), "ptm"), os.NewFile(uintptr(pts), sname), nil }
go
{ "resource": "" }
q11386
Cfgetispeed
train
func Cfgetispeed(attr *syscall.Termios) uint32 { solTermios := tiosToUnix(attr) return uint32(C.cfgetispeed((*C.termios_t)(unsafe.Pointer(solTermios)))) }
go
{ "resource": "" }
q11387
Cfsetispeed
train
func Cfsetispeed(attr *syscall.Termios, speed uintptr) error { solTermios := tiosToUnix(attr) _, err := C.cfsetispeed((*C.termios_t)(unsafe.Pointer(solTermios)), C.speed_t(speed)) return err }
go
{ "resource": "" }
q11388
Cfgetospeed
train
func Cfgetospeed(attr *syscall.Termios) uint32 { solTermios := tiosToUnix(attr) return uint32(C.cfgetospeed((*C.termios_t)(unsafe.Pointer(solTermios)))) }
go
{ "resource": "" }
q11389
Cfsetospeed
train
func Cfsetospeed(attr *syscall.Termios, speed uintptr) error { solTermios := tiosToUnix(attr) _, err := C.cfsetospeed((*C.termios_t)(unsafe.Pointer(solTermios)), C.speed_t(speed)) return err }
go
{ "resource": "" }
q11390
Tcsendbreak
train
func Tcsendbreak(fd, duration uintptr) error { if err := ioctl(fd, syscall.TIOCSBRK, 0); err != nil { return err } time.Sleep(4 / 10 * time.Second) return ioctl(fd, syscall.TIOCCBRK, 0) }
go
{ "resource": "" }
q11391
Tcflush
train
func Tcflush(fd, which uintptr) error { var com int switch which { case syscall.TCIFLUSH: com = FREAD case syscall.TCOFLUSH: com = FWRITE case syscall.TCIOFLUSH: com = FREAD | FWRITE default: return syscall.EINVAL } return ioctl(fd, syscall.TIOCFLUSH, uintptr(unsafe.Pointer(&com))) }
go
{ "resource": "" }
q11392
Buffered
train
func (t *Term) Buffered() (int, error) { var n int err := termios.Tiocoutq(uintptr(t.fd), &n) return n, err }
go
{ "resource": "" }
q11393
SetupFlags
train
func SetupFlags(f *flag.FlagSet) *Options { // TODO: add arg for adding opt prefix and/or overriding opts o := new(Options) algoStr := "one of: " + strings.Join(FlagValues.Algorithms, ", ") f.StringVar(&o.Algorithm, "algorithm", "sha2-256", algoStr) f.StringVar(&o.Algorithm, "a", "sha2-256", algoStr+" (shorthand)") encStr := "one of: " + strings.Join(FlagValues.Encodings, ", ") f.StringVar(&o.Encoding, "encoding", "base58", encStr) f.StringVar(&o.Encoding, "e", "base58", encStr+" (shorthand)") lengthStr := "checksums length in bits (truncate). -1 is default" f.IntVar(&o.Length, "length", -1, lengthStr) f.IntVar(&o.Length, "l", -1, lengthStr+" (shorthand)") return o }
go
{ "resource": "" }
q11394
ParseError
train
func (o *Options) ParseError() error { if !strIn(o.Encoding, FlagValues.Encodings) { return fmt.Errorf("encoding '%s' not %s", o.Encoding, FlagValues.Encodings) } if !strIn(o.Algorithm, FlagValues.Algorithms) { return fmt.Errorf("algorithm '%s' not %s", o.Algorithm, FlagValues.Algorithms) } var found bool o.AlgorithmCode, found = mh.Names[o.Algorithm] if !found { return fmt.Errorf("algorithm '%s' not found (lib error, pls report).", o.Algorithm) } if o.Length >= 0 { if o.Length%8 != 0 { return fmt.Errorf("length must be multiple of 8") } o.Length = o.Length / 8 if o.Length > mh.DefaultLengths[o.AlgorithmCode] { o.Length = mh.DefaultLengths[o.AlgorithmCode] } } return nil }
go
{ "resource": "" }
q11395
strIn
train
func strIn(a string, set []string) bool { for _, s := range set { if s == a { return true } } return false }
go
{ "resource": "" }
q11396
Check
train
func (o *Options) Check(r io.Reader, h1 mh.Multihash) error { h2, err := o.Multihash(r) if err != nil { return err } if !bytes.Equal(h1, h2) { return fmt.Errorf("computed checksum did not match") } return nil }
go
{ "resource": "" }
q11397
Multihash
train
func (o *Options) Multihash(r io.Reader) (mh.Multihash, error) { b, err := ioutil.ReadAll(r) if err != nil { return nil, err } return mh.Sum(b, o.AlgorithmCode, o.Length) }
go
{ "resource": "" }
q11398
FromHexString
train
func FromHexString(s string) (Multihash, error) { b, err := hex.DecodeString(s) if err != nil { return Multihash{}, err } return Cast(b) }
go
{ "resource": "" }
q11399
FromB58String
train
func FromB58String(s string) (m Multihash, err error) { b, err := b58.Decode(s) if err != nil { return Multihash{}, ErrInvalidMultihash } return Cast(b) }
go
{ "resource": "" }