WorkloadName          string            `json:"workloadName"`
	WorkloadType          string            `json:"workloadType"`
	CanonicalName         string            `json:"canonicalName"`
	CanonicalRevision     string            `json:"canonicalRevision"`
	ClusterID             string            `json:"clusterId"`
	TrustDomain           string            `json:"trustDomain,omitempty"`
	Locality              Locality          `json:"locality,omitempty"`

	md := meshConfig.DefaultConfig.ProxyMetadata
	if md == nil {
		md = map[string]string{}
		meshConfig.DefaultConfig.ProxyMetadata = md
	}
	md["CANONICAL_SERVICE"], md["CANONICAL_REVISION"] = labels.CanonicalService(lbls, wg.Name)
	md["POD_NAMESPACE"] = wg.Namespace
	md["SERVICE_ACCOUNT"] = we.ServiceAccount
	md["TRUST_DOMAIN"] = meshConfig.TrustDomain

	md["ISTIO_META_CLUSTER_ID"] = clusterID