@Override
        public void storeToolchainToBuildContext(ToolchainPrivate toolchain, MavenSession session) {
            org.apache.maven.api.Toolchain tc = getToolchainV4(toolchain);
            getDelegate().storeToolchainToBuildContext(session.getSession(), tc);
        }
    }

    private org.apache.maven.api.Toolchain getToolchainV4(ToolchainPrivate toolchain) {

		prometheus.DefaultGatherer,
		registry,
	}

	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		tc, ok := r.Context().Value(mcontext.ContextTraceKey).(*mcontext.TraceCtxt)
		if ok {
			tc.FuncName = "handler.MetricsLegacy"
			tc.ResponseRecorder.LogErrBody = true
		}

		mfs, err := gatherers.Gather()
		if err != nil {
			if len(mfs) == 0 {

	// Add tracing to the prom. handler
	tracedHandler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		tc, ok := r.Context().Value(mcontext.ContextTraceKey).(*mcontext.TraceCtxt)
		if ok {
			tc.FuncName = "handler.MetricsV3"
			tc.ResponseRecorder.LogErrBody = true
		}

		innerHandler.ServeHTTP(w, r)
	})

	// Add authentication
	h.auth(tracedHandler).ServeHTTP(w, r)

		c.mustListObjects(ctx, minioClient, bucket)

		// Set up revocation
		user := accessKey
		tokenType := tc.tokenType
		reqAdmClient := s.adm
		if tc.fullRevoke {
			tokenType = ""
		}
		if tc.selfRevoke {
			user = ""
			tokenType = ""
			reqAdmClient, err = madmin.NewWithOptions(s.endpoint, &madmin.Options{

- kubeadm: removed preflight check for `ip`, `iptables`, `ethtool` and `tc` on Linux nodes.