telemetry

Documentation

Index

• func SpanFromContext(ctx context.Context) trace.Span
• func Tracer(name string) trace.Tracer
• type Config
• type Provider
  • func NewProvider(ctx context.Context, cfg Config, serviceName, serviceVersion string) (*Provider, error)
  • func (p *Provider) Shutdown(ctx context.Context) error
  • func (p *Provider) Tracer(name string) trace.Tracer

Functions

func SpanFromContext

func SpanFromContext(ctx context.Context) trace.Span

SpanFromContext returns the current span from context.

func Tracer

func Tracer(name string) trace.Tracer

Tracer returns the global tracer for a given name. Use this when you don't have access to the Provider.

Types

type Config

type Config struct {
	Enabled    bool    `mapstructure:"enabled"`
	Endpoint   string  `mapstructure:"endpoint"`    // OTLP HTTP endpoint (e.g., "localhost:4318")
	SampleRate float64 `mapstructure:"sample_rate"` // 0.0-1.0
	Insecure   bool    `mapstructure:"insecure"`    // Use HTTP instead of HTTPS
}

Config holds telemetry configuration.

type Provider

type Provider struct {
	// contains filtered or unexported fields
}

Provider wraps the OpenTelemetry TracerProvider.

func NewProvider

func NewProvider(ctx context.Context, cfg Config, serviceName, serviceVersion string) (*Provider, error)

NewProvider creates a new telemetry provider.

func (*Provider) Shutdown

func (p *Provider) Shutdown(ctx context.Context) error

Shutdown gracefully shuts down the telemetry provider.

func (*Provider) Tracer

func (p *Provider) Tracer(name string) trace.Tracer

Tracer returns a named tracer.