{
  "node": {
    {{ if (index .metadata.Labels "td.networking.gke.io/mesh-name") }}
      "id": "projects/{{ .gcp_project_number }}/networks/mesh:{{ (index .metadata.Labels "td.networking.gke.io/mesh-name") }}/nodes/{{ .nodeID}}",
    {{ else if (index .metadata.Labels "td.networking.gke.io/gateway-name") }}
      "id": "projects/{{ .gcp_project_number }}/networks/scope:{{ (index .metadata.Labels "td.networking.gke.io/gateway-name") }}/nodes/{{ .nodeID}}",
    {{ else }}

func STSPort(value int) Instance {
	return newOption("sts_port", value)
}

func GCPProjectID(value string) Instance {
	return newOption("gcp_project_id", value)
}

func GCPProjectNumber(value string) Instance {
	return newOption("gcp_project_number", value)
}

func Metadata(meta *model.BootstrapNodeMetadata) Instance {
	return newOption("metadata", meta)
}

func STSEnabled(value bool) Instance {

	"istio.io/istio/pkg/env"
	"istio.io/istio/pkg/lazy"
	"istio.io/istio/pkg/log"
	"istio.io/istio/pkg/maps"
	"istio.io/istio/pkg/util/sets"
)

const (
	GCPProject           = "gcp_project"
	GCPProjectNumber     = "gcp_project_number"
	GCPCluster           = "gcp_gke_cluster_name"
	GCPClusterURL        = "gcp_gke_cluster_url"
	GCPLocation          = "gcp_location"
	GCEInstance          = "gcp_gce_instance"

			func() (string, error) { return "createdBy", nil },
			map[string]string{
				GCPProject:       "env_pid",
				GCPProjectNumber: "env_pn",
				GCPCluster:       "env_cluster",
				GCPLocation:      "env_location",
			},
			map[string]string{
				GCPProject: "env_pid", GCPProjectNumber: "env_pn", GCPLocation: "env_location", GCPCluster: "env_cluster",
			},
		},
		{
			"use env variable without fill",

		option.DeferredClusterCreation(features.EnableDeferredClusterCreation))

	// Add GCPProjectNumber to access in bootstrap template.
	md := cfg.Metadata.PlatformMetadata
	if projectNumber, found := md[platform.GCPProjectNumber]; found {
		opts = append(opts, option.GCPProjectNumber(projectNumber))
	}

	if cfg.Metadata.StsPort != "" {
		stsPort, err := strconv.Atoi(cfg.Metadata.StsPort)