xdstest.ValidateRoutes(t, routes)
		g.Expect(err).NotTo(HaveOccurred())
		g.Expect(len(routes)).To(Equal(1))
		g.Expect(routes[0].GetMatch().GetHeaders()[0].GetStringMatch().GetSafeRegex().GetRegex()).To(Equal("Bearer .+?\\..+?\\..+?"))
	})

	t.Run("for virtual service with regex matching on without_header", func(t *testing.T) {
		g := NewWithT(t)
		cg := core.NewConfigGenTest(t, core.TestOptions{})

          else
            echo "Cannot get a service account token. Exiting."
            exit 1
          fi

          curl_headers=${access_token:+Authorization: Bearer "${access_token}"}
        fi
      fi
      if ! curl ${curl_headers:+-H "${curl_headers}"} -f --ipv4 -Lo "${file}" --connect-timeout 20 --max-time 300 --retry 6 --retry-delay 10 --retry-connrefused "${url}"; then

				t.Errorf("no claims specified in response")
			}
			claim := r.URL.Path[1:] // "/groups" -> "groups"
			expectedAuth := fmt.Sprintf("Bearer %v_token", claim)
			auth := r.Header.Get("Authorization")
			if auth != expectedAuth {
				t.Errorf("bearer token expected: %q, was %q", expectedAuth, auth)
			}
			jws, err := signer.Sign([]byte(claimToResponseMap[claim]))
			if err != nil {

	// DeleteYAMLFilesDryRun performs a dry run for deleting the resources in the given YAML files.
	DeleteYAMLFilesDryRun(namespace string, yamlFiles ...string) error

	// CreatePerRPCCredentials creates a gRPC bearer token provider that can create (and renew!) Istio tokens
	CreatePerRPCCredentials(ctx context.Context, tokenNamespace, tokenServiceAccount string, audiences []string,
		expirationSeconds int64) (credentials.PerRPCCredentials, error)

	}
	return host, port, nil
}

// AuthorizeClientBearerToken wraps the authenticator and authorizer in loopback authentication logic
// if the loopback client config is specified AND it has a bearer token. Note that if either authn or
// authz is nil, this function won't add a token authenticator or authorizer.
func AuthorizeClientBearerToken(loopback *restclient.Config, authn *AuthenticationInfo, authz *AuthorizationInfo) {

	fs.BoolVar(&c.Authentication.Webhook.Enabled, "authentication-token-webhook", c.Authentication.Webhook.Enabled, ""+
		"Use the TokenReview API to determine authentication for bearer tokens.")
	fs.DurationVar(&c.Authentication.Webhook.CacheTTL.Duration, "authentication-token-webhook-cache-ttl", c.Authentication.Webhook.CacheTTL.Duration, ""+
		"The duration to cache responses from the webhook token authenticator.")

		dialer.Timeout = defaultDialTimeout
		if c.dialer != nil {
			dialer.NetDial = c.dialer.DialContext
		}
		if c.header == nil {
			c.header = make(http.Header, 2)
		}
		c.header.Set("Authorization", "Bearer "+c.auth(""))
		c.header.Set("X-Minio-Time", time.Now().UTC().Format(time.RFC3339))

		if len(c.header) > 0 {
			dialer.Header = ws.HandshakeHeaderHTTP(c.header)
		}
		dialer.TLSConfig = c.tlsConfig

      --project "${NETWORK_PROJECT}" \
      --network "${NETWORK}" \
      --source-tags "${MASTER_TAG}" \
      --allow "tcp:2380,tcp:2381" \
      --target-tags "${MASTER_TAG}" &
  fi

  # Generate a bearer token for this cluster. We push this separately
  # from the other cluster variables so that the client (this
  # computer) can forget it later. This should disappear with
  # http://issue.k8s.io/3168

				opts := echo.CallOptions{
					Address: "kubernetes.default.svc",
					Port:    echo.Port{ServicePort: 443},
					Scheme:  scheme.HTTPS,
					HTTP: echo.HTTP{
						Headers: headers.New().With("Authorization", "Bearer "+token.Status.Token).Build(),
						Path:    "/",
					},
					// Test that we see our own identity -- not the ztunnel (istio-system/ztunnel).

	}
	if ec.CircuitBreakers != nil {
		if ec.CircuitBreakers.Thresholds[0].MaxRetries.Value != gc.CircuitBreakers.Thresholds[0].MaxRetries.Value {
			t.Errorf("Unexpected circuit breaker thresholds want %v, got %v", ec.CircuitBreakers.Thresholds[0].MaxRetries, gc.CircuitBreakers.Thresholds[0].MaxRetries)
		}
	}
	if ec.AltStatName != "" {
		if ec.AltStatName != gc.AltStatName {