provider

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Published: Feb 24, 2025 License: MIT Imports: 6 Imported by: 0

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type IDGenerator

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

IDGenerator 实现了 trace.IDGenerator 接口

func NewIDGenerator

func NewIDGenerator() *IDGenerator

NewIDGenerator 返回一个新的 IDGenerator 实例

func (*IDGenerator) NewIDs

func (gen *IDGenerator) NewIDs(ctx context.Context) (trace.TraceID, trace.SpanID)

NewIDs 生成新的 trace 和 span ID

func (*IDGenerator) NewSpanID

func (gen *IDGenerator) NewSpanID(ctx context.Context, traceID trace.TraceID) trace.SpanID

NewSpanID 生成一个新的 span ID

type TracerProvider

type TracerProvider struct {
	*sdkTrace.TracerProvider
}

TracerProvider 是 sdkTrace.TracerProvider 的包装器

func New

func New() *TracerProvider

New 返回一个新的配置好的 TracerProvider,默认没有 SpanProcessor 默认配置包括: - ParentBased(AlwaysSample) 采样器 - 基于 unix nano 时间戳和随机数的 IDGenerator - resource.Default() Resource - 默认的 SpanLimits

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