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stringlengths
2
7
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1
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3 values
text
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85.5k
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1 value
meta_information
dict
q6400
UnmarshalYAML
train
func (c *HTTPClientConfig) UnmarshalYAML(unmarshal func(interface{}) error) error { type plain HTTPClientConfig if err := unmarshal((*plain)(c)); err != nil { return err } return c.Validate() }
go
{ "resource": "" }
q6401
newClient
train
func newClient(rt http.RoundTripper) *http.Client { return &http.Client{Transport: rt} }
go
{ "resource": "" }
q6402
NewClientFromConfig
train
func NewClientFromConfig(cfg HTTPClientConfig, name string) (*http.Client, error) { rt, err := NewRoundTripperFromConfig(cfg, name) if err != nil { return nil, err } return newClient(rt), nil }
go
{ "resource": "" }
q6403
NewRoundTripperFromConfig
train
func NewRoundTripperFromConfig(cfg HTTPClientConfig, name string) (http.RoundTripper, error) { newRT := func(tlsConfig *tls.Config) (http.RoundTripper, error) { // The only timeout we care about is the configured scrape timeout. // It is applied on request. So we leave out any timings here. var rt http.RoundTripper = &http.Transport{ Proxy: http.ProxyURL(cfg.ProxyURL.URL), MaxIdleConns: 20000, MaxIdleConnsPerHost: 1000, // see https://github.com/golang/go/issues/13801 DisableKeepAlives: false, TLSClientConfig: tlsConfig, DisableCompression: true, // 5 minutes is typically above the maximum sane scrape interval. So we can // use keepalive for all configurations. IdleConnTimeout: 5 * time.Minute, TLSHandshakeTimeout: 10 * time.Second, ExpectContinueTimeout: 1 * time.Second, DialContext: conntrack.NewDialContextFunc( conntrack.DialWithTracing(), conntrack.DialWithName(name), ), } // If a bearer token is provided, create a round tripper that will set the // Authorization header correctly on each request. if len(cfg.BearerToken) > 0 { rt = NewBearerAuthRoundTripper(cfg.BearerToken, rt) } else if len(cfg.BearerTokenFile) > 0 { rt = NewBearerAuthFileRoundTripper(cfg.BearerTokenFile, rt) } if cfg.BasicAuth != nil { rt = NewBasicAuthRoundTripper(cfg.BasicAuth.Username, cfg.BasicAuth.Password, cfg.BasicAuth.PasswordFile, rt) } // Return a new configured RoundTripper. return rt, nil } tlsConfig, err := NewTLSConfig(&cfg.TLSConfig) if err != nil { return nil, err } if len(cfg.TLSConfig.CAFile) == 0 { // No need for a RoundTripper that reloads the CA file automatically. return newRT(tlsConfig) } return newTLSRoundTripper(tlsConfig, cfg.TLSConfig.CAFile, newRT) }
go
{ "resource": "" }
q6404
NewBearerAuthFileRoundTripper
train
func NewBearerAuthFileRoundTripper(bearerFile string, rt http.RoundTripper) http.RoundTripper { return &bearerAuthFileRoundTripper{bearerFile, rt} }
go
{ "resource": "" }
q6405
NewTLSConfig
train
func NewTLSConfig(cfg *TLSConfig) (*tls.Config, error) { tlsConfig := &tls.Config{InsecureSkipVerify: cfg.InsecureSkipVerify} // If a CA cert is provided then let's read it in so we can validate the // scrape target's certificate properly. if len(cfg.CAFile) > 0 { b, err := readCAFile(cfg.CAFile) if err != nil { return nil, err } if !updateRootCA(tlsConfig, b) { return nil, fmt.Errorf("unable to use specified CA cert %s", cfg.CAFile) } } if len(cfg.ServerName) > 0 { tlsConfig.ServerName = cfg.ServerName } // If a client cert & key is provided then configure TLS config accordingly. if len(cfg.CertFile) > 0 && len(cfg.KeyFile) == 0 { return nil, fmt.Errorf("client cert file %q specified without client key file", cfg.CertFile) } else if len(cfg.KeyFile) > 0 && len(cfg.CertFile) == 0 { return nil, fmt.Errorf("client key file %q specified without client cert file", cfg.KeyFile) } else if len(cfg.CertFile) > 0 && len(cfg.KeyFile) > 0 { // Verify that client cert and key are valid. if _, err := cfg.getClientCertificate(nil); err != nil { return nil, err } tlsConfig.GetClientCertificate = cfg.getClientCertificate } return tlsConfig, nil }
go
{ "resource": "" }
q6406
getClientCertificate
train
func (c *TLSConfig) getClientCertificate(*tls.CertificateRequestInfo) (*tls.Certificate, error) { cert, err := tls.LoadX509KeyPair(c.CertFile, c.KeyFile) if err != nil { return nil, fmt.Errorf("unable to use specified client cert (%s) & key (%s): %s", c.CertFile, c.KeyFile, err) } return &cert, nil }
go
{ "resource": "" }
q6407
readCAFile
train
func readCAFile(f string) ([]byte, error) { data, err := ioutil.ReadFile(f) if err != nil { return nil, fmt.Errorf("unable to load specified CA cert %s: %s", f, err) } return data, nil }
go
{ "resource": "" }
q6408
updateRootCA
train
func updateRootCA(cfg *tls.Config, b []byte) bool { caCertPool := x509.NewCertPool() if !caCertPool.AppendCertsFromPEM(b) { return false } cfg.RootCAs = caCertPool return true }
go
{ "resource": "" }
q6409
RoundTrip
train
func (t *tlsRoundTripper) RoundTrip(req *http.Request) (*http.Response, error) { b, h, err := t.getCAWithHash() if err != nil { return nil, err } t.mtx.RLock() equal := bytes.Equal(h[:], t.hashCAFile) rt := t.rt t.mtx.RUnlock() if equal { // The CA cert hasn't changed, use the existing RoundTripper. return rt.RoundTrip(req) } // Create a new RoundTripper. tlsConfig := t.tlsConfig.Clone() if !updateRootCA(tlsConfig, b) { return nil, fmt.Errorf("unable to use specified CA cert %s", t.caFile) } rt, err = t.newRT(tlsConfig) if err != nil { return nil, err } t.CloseIdleConnections() t.mtx.Lock() t.rt = rt t.hashCAFile = h[:] t.mtx.Unlock() return rt.RoundTrip(req) }
go
{ "resource": "" }
q6410
labelSetToFastFingerprint
train
func labelSetToFastFingerprint(ls LabelSet) Fingerprint { if len(ls) == 0 { return Fingerprint(emptyLabelSignature) } var result uint64 for labelName, labelValue := range ls { sum := hashNew() sum = hashAdd(sum, string(labelName)) sum = hashAddByte(sum, SeparatorByte) sum = hashAdd(sum, string(labelValue)) result ^= sum } return Fingerprint(result) }
go
{ "resource": "" }
q6411
sourced
train
func (l logger) sourced() *logrus.Entry { _, file, line, ok := runtime.Caller(2) if !ok { file = "<???>" line = 1 } else { slash := strings.LastIndex(file, "/") file = file[slash+1:] } return l.entry.WithField("source", fmt.Sprintf("%s:%d", file, line)) }
go
{ "resource": "" }
q6412
NewLogger
train
func NewLogger(w io.Writer) Logger { l := logrus.New() l.Out = w return logger{entry: logrus.NewEntry(l)} }
go
{ "resource": "" }
q6413
NewNopLogger
train
func NewNopLogger() Logger { l := logrus.New() l.Out = ioutil.Discard return logger{entry: logrus.NewEntry(l)} }
go
{ "resource": "" }
q6414
Equal
train
func (m Metric) Equal(o Metric) bool { return LabelSet(m).Equal(LabelSet(o)) }
go
{ "resource": "" }
q6415
Before
train
func (m Metric) Before(o Metric) bool { return LabelSet(m).Before(LabelSet(o)) }
go
{ "resource": "" }
q6416
Clone
train
func (m Metric) Clone() Metric { clone := make(Metric, len(m)) for k, v := range m { clone[k] = v } return clone }
go
{ "resource": "" }
q6417
IsValidMetricName
train
func IsValidMetricName(n LabelValue) bool { if len(n) == 0 { return false } for i, b := range n { if !((b >= 'a' && b <= 'z') || (b >= 'A' && b <= 'Z') || b == '_' || b == ':' || (b >= '0' && b <= '9' && i > 0)) { return false } } return true }
go
{ "resource": "" }
q6418
NewCollector
train
func NewCollector(program string) *prometheus.GaugeVec { buildInfo := prometheus.NewGaugeVec( prometheus.GaugeOpts{ Namespace: program, Name: "build_info", Help: fmt.Sprintf( "A metric with a constant '1' value labeled by version, revision, branch, and goversion from which %s was built.", program, ), }, []string{"version", "revision", "branch", "goversion"}, ) buildInfo.WithLabelValues(Version, Revision, Branch, GoVersion).Set(1) return buildInfo }
go
{ "resource": "" }
q6419
Print
train
func Print(program string) string { m := map[string]string{ "program": program, "version": Version, "revision": Revision, "branch": Branch, "buildUser": BuildUser, "buildDate": BuildDate, "goVersion": GoVersion, } t := template.Must(template.New("version").Parse(versionInfoTmpl)) var buf bytes.Buffer if err := t.ExecuteTemplate(&buf, "version", m); err != nil { panic(err) } return strings.TrimSpace(buf.String()) }
go
{ "resource": "" }
q6420
Set
train
func (l *AllowedLevel) Set(s string) error { switch s { case "debug": l.o = level.AllowDebug() case "info": l.o = level.AllowInfo() case "warn": l.o = level.AllowWarn() case "error": l.o = level.AllowError() default: return errors.Errorf("unrecognized log level %q", s) } l.s = s return nil }
go
{ "resource": "" }
q6421
Set
train
func (f *AllowedFormat) Set(s string) error { switch s { case "logfmt", "json": f.s = s default: return errors.Errorf("unrecognized log format %q", s) } return nil }
go
{ "resource": "" }
q6422
New
train
func New(config *Config) log.Logger { var l log.Logger if config.Format.s == "logfmt" { l = log.NewLogfmtLogger(log.NewSyncWriter(os.Stderr)) } else { l = log.NewJSONLogger(log.NewSyncWriter(os.Stderr)) } l = level.NewFilter(l, config.Level.o) l = log.With(l, "ts", timestampFormat, "caller", log.DefaultCaller) return l }
go
{ "resource": "" }
q6423
Validate
train
func (ls LabelSet) Validate() error { for ln, lv := range ls { if !ln.IsValid() { return fmt.Errorf("invalid name %q", ln) } if !lv.IsValid() { return fmt.Errorf("invalid value %q", lv) } } return nil }
go
{ "resource": "" }
q6424
Clone
train
func (ls LabelSet) Clone() LabelSet { lsn := make(LabelSet, len(ls)) for ln, lv := range ls { lsn[ln] = lv } return lsn }
go
{ "resource": "" }
q6425
Merge
train
func (l LabelSet) Merge(other LabelSet) LabelSet { result := make(LabelSet, len(l)) for k, v := range l { result[k] = v } for k, v := range other { result[k] = v } return result }
go
{ "resource": "" }
q6426
Add
train
func (t Time) Add(d time.Duration) Time { return t + Time(d/minimumTick) }
go
{ "resource": "" }
q6427
Sub
train
func (t Time) Sub(o Time) time.Duration { return time.Duration(t-o) * minimumTick }
go
{ "resource": "" }
q6428
Time
train
func (t Time) Time() time.Time { return time.Unix(int64(t)/second, (int64(t)%second)*nanosPerTick) }
go
{ "resource": "" }
q6429
String
train
func (t Time) String() string { return strconv.FormatFloat(float64(t)/float64(second), 'f', -1, 64) }
go
{ "resource": "" }
q6430
ParseDuration
train
func ParseDuration(durationStr string) (Duration, error) { matches := durationRE.FindStringSubmatch(durationStr) if len(matches) != 3 { return 0, fmt.Errorf("not a valid duration string: %q", durationStr) } var ( n, _ = strconv.Atoi(matches[1]) dur = time.Duration(n) * time.Millisecond ) switch unit := matches[2]; unit { case "y": dur *= 1000 * 60 * 60 * 24 * 365 case "w": dur *= 1000 * 60 * 60 * 24 * 7 case "d": dur *= 1000 * 60 * 60 * 24 case "h": dur *= 1000 * 60 * 60 case "m": dur *= 1000 * 60 case "s": dur *= 1000 case "ms": // Value already correct default: return 0, fmt.Errorf("invalid time unit in duration string: %q", unit) } return Duration(dur), nil }
go
{ "resource": "" }
q6431
Equal
train
func (v SampleValue) Equal(o SampleValue) bool { if v == o { return true } return math.IsNaN(float64(v)) && math.IsNaN(float64(o)) }
go
{ "resource": "" }
q6432
Equal
train
func (s *SamplePair) Equal(o *SamplePair) bool { return s == o || (s.Value.Equal(o.Value) && s.Timestamp.Equal(o.Timestamp)) }
go
{ "resource": "" }
q6433
Equal
train
func (s *Sample) Equal(o *Sample) bool { if s == o { return true } if !s.Metric.Equal(o.Metric) { return false } if !s.Timestamp.Equal(o.Timestamp) { return false } return s.Value.Equal(o.Value) }
go
{ "resource": "" }
q6434
parseError
train
func (p *TextParser) parseError(msg string) { p.err = ParseError{ Line: p.lineCount, Msg: msg, } }
go
{ "resource": "" }
q6435
readTokenAsLabelValue
train
func (p *TextParser) readTokenAsLabelValue() { p.currentToken.Reset() escaped := false for { if p.currentByte, p.err = p.buf.ReadByte(); p.err != nil { return } if escaped { switch p.currentByte { case '"', '\\': p.currentToken.WriteByte(p.currentByte) case 'n': p.currentToken.WriteByte('\n') default: p.parseError(fmt.Sprintf("invalid escape sequence '\\%c'", p.currentByte)) return } escaped = false continue } switch p.currentByte { case '"': return case '\n': p.parseError(fmt.Sprintf("label value %q contains unescaped new-line", p.currentToken.String())) return case '\\': escaped = true default: p.currentToken.WriteByte(p.currentByte) } } }
go
{ "resource": "" }
q6436
Param
train
func Param(ctx context.Context, p string) string { if v := ctx.Value(param(p)); v != nil { return v.(string) } return "" }
go
{ "resource": "" }
q6437
WithParam
train
func WithParam(ctx context.Context, p, v string) context.Context { return context.WithValue(ctx, param(p), v) }
go
{ "resource": "" }
q6438
WithInstrumentation
train
func (r *Router) WithInstrumentation(instrh func(handlerName string, handler http.HandlerFunc) http.HandlerFunc) *Router { return &Router{rtr: r.rtr, prefix: r.prefix, instrh: instrh} }
go
{ "resource": "" }
q6439
WithPrefix
train
func (r *Router) WithPrefix(prefix string) *Router { return &Router{rtr: r.rtr, prefix: r.prefix + prefix, instrh: r.instrh} }
go
{ "resource": "" }
q6440
handle
train
func (r *Router) handle(handlerName string, h http.HandlerFunc) httprouter.Handle { if r.instrh != nil { // This needs to be outside the closure to avoid data race when reading and writing to 'h'. h = r.instrh(handlerName, h) } return func(w http.ResponseWriter, req *http.Request, params httprouter.Params) { ctx, cancel := context.WithCancel(req.Context()) defer cancel() for _, p := range params { ctx = context.WithValue(ctx, param(p.Key), p.Value) } h(w, req.WithContext(ctx)) } }
go
{ "resource": "" }
q6441
Get
train
func (r *Router) Get(path string, h http.HandlerFunc) { r.rtr.GET(r.prefix+path, r.handle(path, h)) }
go
{ "resource": "" }
q6442
Options
train
func (r *Router) Options(path string, h http.HandlerFunc) { r.rtr.OPTIONS(r.prefix+path, r.handle(path, h)) }
go
{ "resource": "" }
q6443
Del
train
func (r *Router) Del(path string, h http.HandlerFunc) { r.rtr.DELETE(r.prefix+path, r.handle(path, h)) }
go
{ "resource": "" }
q6444
Put
train
func (r *Router) Put(path string, h http.HandlerFunc) { r.rtr.PUT(r.prefix+path, r.handle(path, h)) }
go
{ "resource": "" }
q6445
Post
train
func (r *Router) Post(path string, h http.HandlerFunc) { r.rtr.POST(r.prefix+path, r.handle(path, h)) }
go
{ "resource": "" }
q6446
Redirect
train
func (r *Router) Redirect(w http.ResponseWriter, req *http.Request, path string, code int) { http.Redirect(w, req, r.prefix+path, code) }
go
{ "resource": "" }
q6447
ResponseFormat
train
func ResponseFormat(h http.Header) Format { ct := h.Get(hdrContentType) mediatype, params, err := mime.ParseMediaType(ct) if err != nil { return FmtUnknown } const textType = "text/plain" switch mediatype { case ProtoType: if p, ok := params["proto"]; ok && p != ProtoProtocol { return FmtUnknown } if e, ok := params["encoding"]; ok && e != "delimited" { return FmtUnknown } return FmtProtoDelim case textType: if v, ok := params["version"]; ok && v != TextVersion { return FmtUnknown } return FmtText } return FmtUnknown }
go
{ "resource": "" }
q6448
NewDecoder
train
func NewDecoder(r io.Reader, format Format) Decoder { switch format { case FmtProtoDelim: return &protoDecoder{r: r} } return &textDecoder{r: r} }
go
{ "resource": "" }
q6449
Decode
train
func (sd *SampleDecoder) Decode(s *model.Vector) error { err := sd.Dec.Decode(&sd.f) if err != nil { return err } *s, err = extractSamples(&sd.f, sd.Opts) return err }
go
{ "resource": "" }
q6450
ExtractSamples
train
func ExtractSamples(o *DecodeOptions, fams ...*dto.MetricFamily) (model.Vector, error) { var ( all model.Vector lastErr error ) for _, f := range fams { some, err := extractSamples(f, o) if err != nil { lastErr = err continue } all = append(all, some...) } return all, lastErr }
go
{ "resource": "" }
q6451
UnmarshalYAML
train
func (s *Secret) UnmarshalYAML(unmarshal func(interface{}) error) error { type plain Secret return unmarshal((*plain)(s)) }
go
{ "resource": "" }
q6452
MetricFamilyToText
train
func MetricFamilyToText(out io.Writer, in *dto.MetricFamily) (written int, err error) { // Fail-fast checks. if len(in.Metric) == 0 { return 0, fmt.Errorf("MetricFamily has no metrics: %s", in) } name := in.GetName() if name == "" { return 0, fmt.Errorf("MetricFamily has no name: %s", in) } // Try the interface upgrade. If it doesn't work, we'll use a // bytes.Buffer from the sync.Pool and write out its content to out in a // single go in the end. w, ok := out.(enhancedWriter) if !ok { b := bufPool.Get().(*bytes.Buffer) b.Reset() w = b defer func() { bWritten, bErr := out.Write(b.Bytes()) written = bWritten if err == nil { err = bErr } bufPool.Put(b) }() } var n int // Comments, first HELP, then TYPE. if in.Help != nil { n, err = w.WriteString("# HELP ") written += n if err != nil { return } n, err = w.WriteString(name) written += n if err != nil { return } err = w.WriteByte(' ') written++ if err != nil { return } n, err = writeEscapedString(w, *in.Help, false) written += n if err != nil { return } err = w.WriteByte('\n') written++ if err != nil { return } } n, err = w.WriteString("# TYPE ") written += n if err != nil { return } n, err = w.WriteString(name) written += n if err != nil { return } metricType := in.GetType() switch metricType { case dto.MetricType_COUNTER: n, err = w.WriteString(" counter\n") case dto.MetricType_GAUGE: n, err = w.WriteString(" gauge\n") case dto.MetricType_SUMMARY: n, err = w.WriteString(" summary\n") case dto.MetricType_UNTYPED: n, err = w.WriteString(" untyped\n") case dto.MetricType_HISTOGRAM: n, err = w.WriteString(" histogram\n") default: return written, fmt.Errorf("unknown metric type %s", metricType.String()) } written += n if err != nil { return } // Finally the samples, one line for each. for _, metric := range in.Metric { switch metricType { case dto.MetricType_COUNTER: if metric.Counter == nil { return written, fmt.Errorf( "expected counter in metric %s %s", name, metric, ) } n, err = writeSample( w, name, "", metric, "", 0, metric.Counter.GetValue(), ) case dto.MetricType_GAUGE: if metric.Gauge == nil { return written, fmt.Errorf( "expected gauge in metric %s %s", name, metric, ) } n, err = writeSample( w, name, "", metric, "", 0, metric.Gauge.GetValue(), ) case dto.MetricType_UNTYPED: if metric.Untyped == nil { return written, fmt.Errorf( "expected untyped in metric %s %s", name, metric, ) } n, err = writeSample( w, name, "", metric, "", 0, metric.Untyped.GetValue(), ) case dto.MetricType_SUMMARY: if metric.Summary == nil { return written, fmt.Errorf( "expected summary in metric %s %s", name, metric, ) } for _, q := range metric.Summary.Quantile { n, err = writeSample( w, name, "", metric, model.QuantileLabel, q.GetQuantile(), q.GetValue(), ) written += n if err != nil { return } } n, err = writeSample( w, name, "_sum", metric, "", 0, metric.Summary.GetSampleSum(), ) written += n if err != nil { return } n, err = writeSample( w, name, "_count", metric, "", 0, float64(metric.Summary.GetSampleCount()), ) case dto.MetricType_HISTOGRAM: if metric.Histogram == nil { return written, fmt.Errorf( "expected histogram in metric %s %s", name, metric, ) } infSeen := false for _, b := range metric.Histogram.Bucket { n, err = writeSample( w, name, "_bucket", metric, model.BucketLabel, b.GetUpperBound(), float64(b.GetCumulativeCount()), ) written += n if err != nil { return } if math.IsInf(b.GetUpperBound(), +1) { infSeen = true } } if !infSeen { n, err = writeSample( w, name, "_bucket", metric, model.BucketLabel, math.Inf(+1), float64(metric.Histogram.GetSampleCount()), ) written += n if err != nil { return } } n, err = writeSample( w, name, "_sum", metric, "", 0, metric.Histogram.GetSampleSum(), ) written += n if err != nil { return } n, err = writeSample( w, name, "_count", metric, "", 0, float64(metric.Histogram.GetSampleCount()), ) default: return written, fmt.Errorf( "unexpected type in metric %s %s", name, metric, ) } written += n if err != nil { return } } return }
go
{ "resource": "" }
q6453
writeFloat
train
func writeFloat(w enhancedWriter, f float64) (int, error) { switch { case f == 1: return 1, w.WriteByte('1') case f == 0: return 1, w.WriteByte('0') case f == -1: return w.WriteString("-1") case math.IsNaN(f): return w.WriteString("NaN") case math.IsInf(f, +1): return w.WriteString("+Inf") case math.IsInf(f, -1): return w.WriteString("-Inf") default: bp := numBufPool.Get().(*[]byte) *bp = strconv.AppendFloat((*bp)[:0], f, 'g', -1, 64) written, err := w.Write(*bp) numBufPool.Put(bp) return written, err } }
go
{ "resource": "" }
q6454
writeInt
train
func writeInt(w enhancedWriter, i int64) (int, error) { bp := numBufPool.Get().(*[]byte) *bp = strconv.AppendInt((*bp)[:0], i, 10) written, err := w.Write(*bp) numBufPool.Put(bp) return written, err }
go
{ "resource": "" }
q6455
Validate
train
func (a *Alert) Validate() error { if a.StartsAt.IsZero() { return fmt.Errorf("start time missing") } if !a.EndsAt.IsZero() && a.EndsAt.Before(a.StartsAt) { return fmt.Errorf("start time must be before end time") } if err := a.Labels.Validate(); err != nil { return fmt.Errorf("invalid label set: %s", err) } if len(a.Labels) == 0 { return fmt.Errorf("at least one label pair required") } if err := a.Annotations.Validate(); err != nil { return fmt.Errorf("invalid annotations: %s", err) } return nil }
go
{ "resource": "" }
q6456
HasFiring
train
func (as Alerts) HasFiring() bool { for _, a := range as { if !a.Resolved() { return true } } return false }
go
{ "resource": "" }
q6457
IsValid
train
func (ln LabelName) IsValid() bool { if len(ln) == 0 { return false } for i, b := range ln { if !((b >= 'a' && b <= 'z') || (b >= 'A' && b <= 'Z') || b == '_' || (b >= '0' && b <= '9' && i > 0)) { return false } } return true }
go
{ "resource": "" }
q6458
Validate
train
func (m *Matcher) Validate() error { if !m.Name.IsValid() { return fmt.Errorf("invalid name %q", m.Name) } if m.IsRegex { if _, err := regexp.Compile(m.Value); err != nil { return fmt.Errorf("invalid regular expression %q", m.Value) } } else if !LabelValue(m.Value).IsValid() || len(m.Value) == 0 { return fmt.Errorf("invalid value %q", m.Value) } return nil }
go
{ "resource": "" }
q6459
Validate
train
func (s *Silence) Validate() error { if len(s.Matchers) == 0 { return fmt.Errorf("at least one matcher required") } for _, m := range s.Matchers { if err := m.Validate(); err != nil { return fmt.Errorf("invalid matcher: %s", err) } } if s.StartsAt.IsZero() { return fmt.Errorf("start time missing") } if s.EndsAt.IsZero() { return fmt.Errorf("end time missing") } if s.EndsAt.Before(s.StartsAt) { return fmt.Errorf("start time must be before end time") } if s.CreatedBy == "" { return fmt.Errorf("creator information missing") } if s.Comment == "" { return fmt.Errorf("comment missing") } if s.CreatedAt.IsZero() { return fmt.Errorf("creation timestamp missing") } return nil }
go
{ "resource": "" }
q6460
Dial
train
func Dial(n, addr string) (*Conn, error) { uaddr, err := net.ResolveUDPAddr(n, addr) if err != nil { return nil, err } s, err := net.DialUDP("udp", nil, uaddr) if err != nil { return nil, err } return &Conn{s, make([]byte, maxPktLen)}, nil }
go
{ "resource": "" }
q6461
Send
train
func (c *Conn) Send(req Message) (*Message, error) { err := Transmit(c.conn, nil, req) if err != nil { return nil, err } if !req.IsConfirmable() { return nil, nil } rv, err := Receive(c.conn, c.buf) if err != nil { return nil, err } return &rv, nil }
go
{ "resource": "" }
q6462
pathMatch
train
func pathMatch(pattern, path string) bool { if len(pattern) == 0 { // should not happen return false } n := len(pattern) if pattern[n-1] != '/' { return pattern == path } return len(path) >= n && path[0:n] == pattern }
go
{ "resource": "" }
q6463
ServeCOAP
train
func (mux *ServeMux) ServeCOAP(l *net.UDPConn, a *net.UDPAddr, m *Message) *Message { h, _ := mux.match(m.PathString()) if h == nil { h, _ = funcHandler(notFoundHandler), "" } // TODO: Rewrite path? return h.ServeCOAP(l, a, m) }
go
{ "resource": "" }
q6464
Handle
train
func (mux *ServeMux) Handle(pattern string, handler Handler) { for pattern != "" && pattern[0] == '/' { pattern = pattern[1:] } if pattern == "" { panic("http: invalid pattern " + pattern) } if handler == nil { panic("http: nil handler") } mux.m[pattern] = muxEntry{h: handler, pattern: pattern} }
go
{ "resource": "" }
q6465
HandleFunc
train
func (mux *ServeMux) HandleFunc(pattern string, f func(l *net.UDPConn, a *net.UDPAddr, m *Message) *Message) { mux.Handle(pattern, FuncHandler(f)) }
go
{ "resource": "" }
q6466
FuncHandler
train
func FuncHandler(f func(l *net.UDPConn, a *net.UDPAddr, m *Message) *Message) Handler { return funcHandler(f) }
go
{ "resource": "" }
q6467
Transmit
train
func Transmit(l *net.UDPConn, a *net.UDPAddr, m Message) error { d, err := m.MarshalBinary() if err != nil { return err } if a == nil { _, err = l.Write(d) } else { _, err = l.WriteTo(d, a) } return err }
go
{ "resource": "" }
q6468
ListenAndServe
train
func ListenAndServe(n, addr string, rh Handler) error { uaddr, err := net.ResolveUDPAddr(n, addr) if err != nil { return err } l, err := net.ListenUDP(n, uaddr) if err != nil { return err } return Serve(l, rh) }
go
{ "resource": "" }
q6469
Options
train
func (m Message) Options(o OptionID) []interface{} { var rv []interface{} for _, v := range m.opts { if o == v.ID { rv = append(rv, v.Value) } } return rv }
go
{ "resource": "" }
q6470
Option
train
func (m Message) Option(o OptionID) interface{} { for _, v := range m.opts { if o == v.ID { return v.Value } } return nil }
go
{ "resource": "" }
q6471
RemoveOption
train
func (m *Message) RemoveOption(opID OptionID) { m.opts = m.opts.Minus(opID) }
go
{ "resource": "" }
q6472
AddOption
train
func (m *Message) AddOption(opID OptionID, val interface{}) { iv := reflect.ValueOf(val) if (iv.Kind() == reflect.Slice || iv.Kind() == reflect.Array) && iv.Type().Elem().Kind() == reflect.String { for i := 0; i < iv.Len(); i++ { m.opts = append(m.opts, option{opID, iv.Index(i).Interface()}) } return } m.opts = append(m.opts, option{opID, val}) }
go
{ "resource": "" }
q6473
SetOption
train
func (m *Message) SetOption(opID OptionID, val interface{}) { m.RemoveOption(opID) m.AddOption(opID, val) }
go
{ "resource": "" }
q6474
MarshalBinary
train
func (m *Message) MarshalBinary() ([]byte, error) { tmpbuf := []byte{0, 0} binary.BigEndian.PutUint16(tmpbuf, m.MessageID) /* 0 1 2 3 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |Ver| T | TKL | Code | Message ID | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | Token (if any, TKL bytes) ... +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | Options (if any) ... +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |1 1 1 1 1 1 1 1| Payload (if any) ... +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */ buf := bytes.Buffer{} buf.Write([]byte{ (1 << 6) | (uint8(m.Type) << 4) | uint8(0xf&len(m.Token)), byte(m.Code), tmpbuf[0], tmpbuf[1], }) buf.Write(m.Token) /* 0 1 2 3 4 5 6 7 +---------------+---------------+ | | | | Option Delta | Option Length | 1 byte | | | +---------------+---------------+ \ \ / Option Delta / 0-2 bytes \ (extended) \ +-------------------------------+ \ \ / Option Length / 0-2 bytes \ (extended) \ +-------------------------------+ \ \ / / \ \ / Option Value / 0 or more bytes \ \ / / \ \ +-------------------------------+ See parseExtOption(), extendOption() and writeOptionHeader() below for implementation details */ extendOpt := func(opt int) (int, int) { ext := 0 if opt >= extoptByteAddend { if opt >= extoptWordAddend { ext = opt - extoptWordAddend opt = extoptWordCode } else { ext = opt - extoptByteAddend opt = extoptByteCode } } return opt, ext } writeOptHeader := func(delta, length int) { d, dx := extendOpt(delta) l, lx := extendOpt(length) buf.WriteByte(byte(d<<4) | byte(l)) tmp := []byte{0, 0} writeExt := func(opt, ext int) { switch opt { case extoptByteCode: buf.WriteByte(byte(ext)) case extoptWordCode: binary.BigEndian.PutUint16(tmp, uint16(ext)) buf.Write(tmp) } } writeExt(d, dx) writeExt(l, lx) } sort.Stable(&m.opts) prev := 0 for _, o := range m.opts { b := o.toBytes() writeOptHeader(int(o.ID)-prev, len(b)) buf.Write(b) prev = int(o.ID) } if len(m.Payload) > 0 { buf.Write([]byte{0xff}) } buf.Write(m.Payload) return buf.Bytes(), nil }
go
{ "resource": "" }
q6475
ParseMessage
train
func ParseMessage(data []byte) (Message, error) { rv := Message{} return rv, rv.UnmarshalBinary(data) }
go
{ "resource": "" }
q6476
Decode
train
func Decode(r io.Reader) (*TcpMessage, error) { var ln uint16 err := binary.Read(r, binary.BigEndian, &ln) if err != nil { return nil, err } packet := make([]byte, ln) _, err = io.ReadFull(r, packet) if err != nil { return nil, err } m := TcpMessage{} err = m.UnmarshalBinary(packet) return &m, err }
go
{ "resource": "" }
q6477
isDate
train
func isDate(v interface{}) bool { s, ok := v.(string) if !ok { return false } _, err := time.Parse("2006-01-02", s) return err == nil }
go
{ "resource": "" }
q6478
isTime
train
func isTime(v interface{}) bool { s, ok := v.(string) if !ok { return false } if _, err := time.Parse("15:04:05Z07:00", s); err == nil { return true } if _, err := time.Parse("15:04:05.999999999Z07:00", s); err == nil { return true } return false }
go
{ "resource": "" }
q6479
isIPV4
train
func isIPV4(v interface{}) bool { s, ok := v.(string) if !ok { return false } groups := strings.Split(s, ".") if len(groups) != 4 { return false } for _, group := range groups { n, err := strconv.Atoi(group) if err != nil { return false } if n < 0 || n > 255 { return false } } return true }
go
{ "resource": "" }
q6480
isIPV6
train
func isIPV6(v interface{}) bool { s, ok := v.(string) if !ok { return false } if !strings.Contains(s, ":") { return false } return net.ParseIP(s) != nil }
go
{ "resource": "" }
q6481
isURI
train
func isURI(v interface{}) bool { s, ok := v.(string) if !ok { return false } u, err := url.Parse(s) return err == nil && u.IsAbs() }
go
{ "resource": "" }
q6482
isURITemplate
train
func isURITemplate(v interface{}) bool { s, ok := v.(string) if !ok { return false } u, err := url.Parse(s) if err != nil { return false } for _, item := range strings.Split(u.RawPath, "/") { depth := 0 for _, ch := range item { switch ch { case '{': depth++ if depth != 1 { return false } case '}': depth-- if depth != 0 { return false } } } if depth != 0 { return false } } return true }
go
{ "resource": "" }
q6483
isRegex
train
func isRegex(v interface{}) bool { s, ok := v.(string) if !ok { return false } _, err := regexp.Compile(s) return err == nil }
go
{ "resource": "" }
q6484
DecodeJSON
train
func DecodeJSON(r io.Reader) (interface{}, error) { decoder := json.NewDecoder(r) decoder.UseNumber() var doc interface{} if err := decoder.Decode(&doc); err != nil { return nil, err } if t, _ := decoder.Token(); t != nil { return nil, fmt.Errorf("invalid character %v after top-level value", t) } return doc, nil }
go
{ "resource": "" }
q6485
jsonType
train
func jsonType(v interface{}) string { switch v.(type) { case nil: return "null" case bool: return "boolean" case json.Number, float64, int, int32, int64: return "number" case string: return "string" case []interface{}: return "array" case map[string]interface{}: return "object" } panic(InvalidJSONTypeError(fmt.Sprintf("%T", v))) }
go
{ "resource": "" }
q6486
equals
train
func equals(v1, v2 interface{}) bool { v1Type := jsonType(v1) if v1Type != jsonType(v2) { return false } switch v1Type { case "array": arr1, arr2 := v1.([]interface{}), v2.([]interface{}) if len(arr1) != len(arr2) { return false } for i := range arr1 { if !equals(arr1[i], arr2[i]) { return false } } return true case "object": obj1, obj2 := v1.(map[string]interface{}), v2.(map[string]interface{}) if len(obj1) != len(obj2) { return false } for k, v1 := range obj1 { if v2, ok := obj2[k]; ok { if !equals(v1, v2) { return false } } else { return false } } return true case "number": num1, _ := new(big.Float).SetString(string(v1.(json.Number))) num2, _ := new(big.Float).SetString(string(v2.(json.Number))) return num1.Cmp(num2) == 0 default: return v1 == v2 } }
go
{ "resource": "" }
q6487
escape
train
func escape(token string) string { token = strings.Replace(token, "~", "~0", -1) token = strings.Replace(token, "/", "~1", -1) return url.PathEscape(token) }
go
{ "resource": "" }
q6488
AddResource
train
func (c *Compiler) AddResource(url string, r io.Reader) error { res, err := newResource(url, r) if err != nil { return err } c.resources[res.url] = res return nil }
go
{ "resource": "" }
q6489
Compile
train
func (c *Compiler) Compile(url string) (*Schema, error) { base, fragment := split(url) if _, ok := c.resources[base]; !ok { r, err := LoadURL(base) if err != nil { return nil, err } defer r.Close() if err := c.AddResource(base, r); err != nil { return nil, err } } r := c.resources[base] if r.draft == nil { if m, ok := r.doc.(map[string]interface{}); ok { if url, ok := m["$schema"]; ok { switch url { case "http://json-schema.org/schema#": r.draft = latest case "http://json-schema.org/draft-07/schema#": r.draft = Draft7 case "http://json-schema.org/draft-06/schema#": r.draft = Draft6 case "http://json-schema.org/draft-04/schema#": r.draft = Draft4 default: return nil, fmt.Errorf("unknown $schema %q", url) } } } if r.draft == nil { r.draft = c.Draft } } return c.compileRef(r, r.url, fragment) }
go
{ "resource": "" }
q6490
BackgroundRun
train
func (u *Updater) BackgroundRun() error { if err := os.MkdirAll(u.getExecRelativeDir(u.Dir), 0777); err != nil { // fail return err } if u.wantUpdate() { if err := up.CanUpdate(); err != nil { // fail return err } //self, err := osext.Executable() //if err != nil { // fail update, couldn't figure out path to self //return //} // TODO(bgentry): logger isn't on Windows. Replace w/ proper error reports. if err := u.update(); err != nil { return err } } return nil }
go
{ "resource": "" }
q6491
Fetch
train
func (httpRequester *HTTPRequester) Fetch(url string) (io.ReadCloser, error) { resp, err := http.Get(url) if err != nil { return nil, err } if resp.StatusCode != 200 { return nil, fmt.Errorf("bad http status from %s: %v", url, resp.Status) } return resp.Body, nil }
go
{ "resource": "" }
q6492
InitLabels
train
func InitLabels(options []string) (plabel string, mlabel string, Err error) { if !selinux.GetEnabled() { return "", "", nil } processLabel, mountLabel := selinux.ContainerLabels() if processLabel != "" { defer func() { if Err != nil { ReleaseLabel(mountLabel) } }() pcon, err := selinux.NewContext(processLabel) if err != nil { return "", "", err } mcon, err := selinux.NewContext(mountLabel) if err != nil { return "", "", err } for _, opt := range options { if opt == "disable" { return "", mountLabel, nil } if i := strings.Index(opt, ":"); i == -1 { return "", "", fmt.Errorf("Bad label option %q, valid options 'disable' or \n'user, role, level, type' followed by ':' and a value", opt) } con := strings.SplitN(opt, ":", 2) if !validOptions[con[0]] { return "", "", fmt.Errorf("Bad label option %q, valid options 'disable, user, role, level, type'", con[0]) } pcon[con[0]] = con[1] if con[0] == "level" || con[0] == "user" { mcon[con[0]] = con[1] } } _ = ReleaseLabel(processLabel) processLabel = pcon.Get() mountLabel = mcon.Get() _ = ReserveLabel(processLabel) } return processLabel, mountLabel, nil }
go
{ "resource": "" }
q6493
SetFileLabel
train
func SetFileLabel(path string, fileLabel string) error { if selinux.GetEnabled() && fileLabel != "" { return selinux.SetFileLabel(path, fileLabel) } return nil }
go
{ "resource": "" }
q6494
SetFileCreateLabel
train
func SetFileCreateLabel(fileLabel string) error { if selinux.GetEnabled() { return selinux.SetFSCreateLabel(fileLabel) } return nil }
go
{ "resource": "" }
q6495
Relabel
train
func Relabel(path string, fileLabel string, shared bool) error { if !selinux.GetEnabled() { return nil } if fileLabel == "" { return nil } exclude_paths := map[string]bool{ "/": true, "/bin": true, "/boot": true, "/dev": true, "/etc": true, "/etc/passwd": true, "/etc/pki": true, "/etc/shadow": true, "/home": true, "/lib": true, "/lib64": true, "/media": true, "/opt": true, "/proc": true, "/root": true, "/run": true, "/sbin": true, "/srv": true, "/sys": true, "/tmp": true, "/usr": true, "/var": true, "/var/lib": true, "/var/log": true, } if home := os.Getenv("HOME"); home != "" { exclude_paths[home] = true } if sudoUser := os.Getenv("SUDO_USER"); sudoUser != "" { if usr, err := user.Lookup(sudoUser); err == nil { exclude_paths[usr.HomeDir] = true } } if path != "/" { path = strings.TrimSuffix(path, "/") } if exclude_paths[path] { return fmt.Errorf("SELinux relabeling of %s is not allowed", path) } if shared { c, err := selinux.NewContext(fileLabel) if err != nil { return err } c["level"] = "s0" fileLabel = c.Get() } if err := selinux.Chcon(path, fileLabel, true); err != nil { return err } return nil }
go
{ "resource": "" }
q6496
Validate
train
func Validate(label string) error { if strings.Contains(label, "z") && strings.Contains(label, "Z") { return ErrIncompatibleLabel } return nil }
go
{ "resource": "" }
q6497
RelabelNeeded
train
func RelabelNeeded(label string) bool { return strings.Contains(label, "z") || strings.Contains(label, "Z") }
go
{ "resource": "" }
q6498
findSELinuxfsMount
train
func findSELinuxfsMount(s *bufio.Scanner) string { for s.Scan() { txt := s.Text() // The first field after - is fs type. // Safe as spaces in mountpoints are encoded as \040 if !strings.Contains(txt, " - selinuxfs ") { continue } const mPos = 5 // mount point is 5th field fields := strings.SplitN(txt, " ", mPos+1) if len(fields) < mPos+1 { continue } return fields[mPos-1] } return "" }
go
{ "resource": "" }
q6499
SetFileLabel
train
func SetFileLabel(fpath string, label string) error { if fpath == "" { return ErrEmptyPath } return lsetxattr(fpath, xattrNameSelinux, []byte(label), 0) }
go
{ "resource": "" }