Function serverNameFromContext

modules/caddyhttp/metrics.go:289–295

serverNameFromContext extracts the current server name from the context. Returns "UNKNOWN" if none is available (should probably never happen).

(ctx context.Context)

// serverNameFromContext extracts the current server name from the context.
// Returns "UNKNOWN" if none is available (should probably never happen).
func serverNameFromContext(ctx context.Context) string {
	srv, ok := ctx.Value(ServerCtxKey).(*Server)
	if !ok || srv == nil || srv.name == "" {
		return "UNKNOWN"
	}
	return srv.name
}

// metricsInstrumentedRoute wraps a compiled route Handler with metrics
// instrumentation. It wraps the entire compiled route chain once,