func parseConfig(stdin []byte) (*Config, error) {
	conf := Config{}

	if err := json.Unmarshal(stdin, &conf); err != nil {
		return nil, fmt.Errorf("failed to parse network configuration: %v", err)
	}

	log.Debugf("istio-cni: Config is: %+v", conf)
	// Parse previous result. Remove this if your plugin is not chained.
	if conf.RawPrevResult != nil {
		resultBytes, err := json.Marshal(conf.RawPrevResult)
		if err != nil {

		},
		{
			name:             "standalone CNI plugin unspecified CNI config file",
			expectedConfName: "YYY-istio-cni.conf",
			goldenConfName:   "istio-cni.conf",
		},
		{
			name:              "standalone CNI plugin specified CNI config file",
			specifiedConfName: "specific-name.conf",
			expectedConfName:  "specific-name.conf",
			goldenConfName:    "istio-cni.conf",

     * @since 4.0.0
     */
    @Config(defaultValue = "${maven.home}/conf")
    public static final String MAVEN_INSTALLATION_CONF = "maven.installation.conf";

    /**
     * Maven user configuration directory.
     *
     * @since 4.0.0
     */
    @Config(defaultValue = "${user.home}/.m2")
    public static final String MAVEN_USER_CONF = "maven.user.conf";

    /**
     * Maven project configuration directory.
     *

			expectedFailure:   true,
			cniConfigFilename: "bridge.conf",
			existingConfFiles: map[string]string{"bridge.conf": "bridge.conf"},
		},
		{
			name:              "standalone CNI plugin",
			cniConfigFilename: "istio-cni.conf",
			existingConfFiles: map[string]string{"istio-cni.conf": "istio-cni.conf"},
		},
	}

	for _, c := range cases {
		t.Run(c.name, func(t *testing.T) {

    protected static final String SPNEGO_LOGIN_CLIENT_MODULE = "spnego.login.client.module";
    protected static final String SPNEGO_KRB5_CONF = "spnego.krb5.conf";
    protected static final String SPNEGO_LOGIN_CONF = "spnego.login.conf";
    protected static final String SPNEGO_LOGGER_LEVEL = "spnego.logger.level";

    protected org.codelibs.spnego.SpnegoAuthenticator authenticator = null;

    @PostConstruct

				return nil, err
			}
			certificate.Watch(ctx, 15*time.Minute, syscall.SIGHUP)

			conf.GetClientCertificate = func(*tls.CertificateRequestInfo) (*tls.Certificate, error) {
				cert := certificate.Get()
				return &cert, nil
			}
		}

		var caDir string
		if opts != nil {
			caDir = opts.CADir
		}
		conf.RootCAs, err = certs.GetRootCAs(env.Get(EnvKESServerCA, caDir))
		if err != nil {
			return nil, err

        } else if (context.systemProperties.get("maven.conf") != null) {
            mavenConf = context.installationDirectory.resolve(context.systemProperties.get("maven.conf"));
        } else if (context.systemProperties.get(MAVEN_HOME) != null) {
            mavenConf = context.installationDirectory
                    .resolve(context.systemProperties.get(MAVEN_HOME))
                    .resolve("conf");
        } else {

	args := buildCmdArgs(stdinData, testPodName, testNSName)

	conf, err := parseConfig(args.StdinData)
	if err != nil {
		t.Fatalf("config parse failed with error: %v", err)
	}

	// Create a kube client
	client := kube.NewFakeClient(objects...)

	mockRedir := &mockInterceptRuleMgr{}
	err = doAddRun(args, conf, client.Kube(), mockRedir)
	if err == nil {
		t.Fatal("expected to fail, but did not!")

	expectedPostCleanFile, tempCNIConfDir, tempCNIBinDir, tempK8sSvcAcctDir string,
) {
	t.Logf("prior cni-conf='%v', expected result='%v'", preConfFile, resultFileName)

	// disable monitoring & repair
	viper.Set(constants.MonitoringPort, 0)
	viper.Set(constants.RepairEnabled, false)

	// Don't set the CNI conf file env var if preConfFile is not set
	var envPreconf string
	if preConfFile != "" {
		envPreconf = preConfFile

	ctxt.RecvBufSize = ctx.Int("recv-buf-size")
	ctxt.IdleTimeout = ctx.Duration("idle-timeout")
	ctxt.UserTimeout = ctx.Duration("conn-user-timeout")

	if conf := ctx.String("config"); len(conf) > 0 {
		err = mergeServerCtxtFromConfigFile(conf, ctxt)
	} else {
		err = mergeDisksLayoutFromArgs(serverCmdArgs(ctx), ctxt)
	}

	return err
}

func handleCommonArgs(ctxt serverCtxt) {
	if ctxt.JSON {