tracer

Documentation

Index

• func Close() error
• func InitTracer(cfg Config) error
• type Config

Functions

func Close

func Close() error

Close flushes buffers before shutdown.

func InitTracer

func InitTracer(cfg Config) error

InitTracer creates a new Jaeger tracer, and sets it as global tracer.

Types

type Config

type Config struct {
	// Enabled to enable global tracer set it to true
	Enabled bool

	// ServiceName is service name to be traces
	ServiceName string

	// AgentAddress is jaeger-agent's HTTP sampling server (e.g. localhost:6565)
	AgentAddress string

	// SamplerType is type of sampler: const, probabilistic, rateLimiting, or remote
	SamplerType string

	// SamplerParam is a value passed to the sampler.
	// Valid values for Param field are:
	// - for "const" sampler, 0 or 1 for always false/true respectively
	// - for "probabilistic" sampler, a probability between 0 and 1
	// - for "rateLimiting" sampler, the number of spans per second
	// - for "remote" sampler, param is the same as for "probabilistic"
	SamplerParam float64

	// Tags
	Tags map[string]string
}

Config stores tracer configuration