propagation

Documentation

Index

• func ExtractTraceContext(req *http.Request) context.Context
• func InjectTraceContext(ctx context.Context, req *http.Request)

Functions

func ExtractTraceContext

func ExtractTraceContext(req *http.Request) context.Context

ExtractTraceContext extracts trace context from HTTP request headers into the context. If req is nil, returns the background context.

func InjectTraceContext

func InjectTraceContext(ctx context.Context, req *http.Request)

InjectTraceContext injects the current trace context into the HTTP request headers. If req is nil, this function is a no-op to prevent panics.