// topologyKeys is the list of keys supported by the driver.
  // When a driver is initialized on a cluster, it provides a set of topology
  // keys that it understands (e.g. "company.com/zone", "company.com/region").
  // When a driver is initialized on a node, it provides the same topology keys
  // along with values. Kubelet will expose these topology keys as labels
  // on its own node object.

  // +optional
  optional bool readOnly = 6;
}

// Represents a cinder volume resource in Openstack.
// A Cinder volume must exist before mounting to a container.
// The volume must also be in the same region as the kubelet.
// Cinder volumes support ownership management and SELinux relabeling.
message CinderPersistentVolumeSource {
  // volumeID used to identify the volume in cinder.

// See the License for the specific language governing permissions and
// limitations under the License.

package configdump

type Locality struct {
	Region  string `json:"region,omitempty"`
	Zone    string `json:"zone,omitempty"`
	Subzone string `json:"subzone,omitempty"`
}

type ZtunnelWorkload struct {
	WorkloadIPs       []string          `json:"workloadIps"`

  //   node label.
  // * topology.kubernetes.io/zone: the value indicates the zone where the
  //   endpoint is located. This should match the corresponding node label.
  // * topology.kubernetes.io/region: the value indicates the region where the
  //   endpoint is located. This should match the corresponding node label.
  // This field is deprecated and will be removed in future api versions.
  // +optional
  map<string, string> topology = 5;

### Install Control plane

This can run in any cluster. A mesh should have at least one cluster should run Pilot or equivalent XDS server,
and it is recommended to have Pilot running in each region and in multiple availability zones for multi cluster.

```bash
iop istio-control istio-discovery $IBASE/istio-control/istio-discovery \
            --set global.istioNamespace=istio-system

entirety. nullable: true type: boolean failover: description: 'Optional: only one of distribute, failover or failoverPriority can be set.' items: properties: from: description: Originating region. type: string to: description: Destination region the traffic will fail over to when endpoints in the 'from' region becomes unhealthy. type: string type: object type: array failoverPriority: description: failoverPriority is an ordered list of labels used to sort endpoints to do priority based load balancing....

  // topologyKeys is the list of keys supported by the driver.
  // When a driver is initialized on a cluster, it provides a set of topology
  // keys that it understands (e.g. "company.com/zone", "company.com/region").
  // When a driver is initialized on a node, it provides the same topology keys
  // along with values. Kubelet will expose these topology keys as labels
  // on its own node object.

                                        description: Originating region.
                                        type: string
                                      to:
                                        description: Destination region the traffic
                                          will fail over to when endpoints in the
                                          'from' region becomes unhealthy.

                                        description: Originating region.
                                        type: string
                                      to:
                                        description: Destination region the traffic
                                          will fail over to when endpoints in the
                                          'from' region becomes unhealthy.