project  string
}

func (c *meshAuthCredentials) GetRequestMetadata(ctx context.Context, uri ...string) (map[string]string, error) {
	ret := map[string]string{
		"x-goog-user-project": c.project,
	}
	if err := updateAuthHdrs(ctx, uri, "k8s", c.k8sCreds, ret, "x-mesh-authorization"); err != nil {
		return nil, err
	}
	if err := updateAuthHdrs(ctx, uri, "gcp", c.gcpCreds, ret, "authorization"); err != nil {
		return nil, err
	}

        - "-c"
        - |-
          NODE_ID="sidecar~${INSTANCE_IP}~${POD_NAME}.${POD_NAMESPACE}~cluster.local"
          SERVER_URI="dns:///istiod.${ISTIO_NAMESPACE}.svc:15010"
          echo '
          {
            "xds_servers": [
              {
                "server_uri": "'${SERVER_URI}'",
                "channel_creds": [{"type": "insecure"}],
                "server_features" : ["xds_v3"]
              }
            ],