# as the Istio CNI plugin and config on
# each master and worker node in a Kubernetes cluster.
{{- $defaultBinDir :=
    (.Capabilities.KubeVersion.GitVersion | contains "-gke") | ternary
      "/home/kubernetes/bin"
      "/opt/cni/bin"
}}
kind: DaemonSet
apiVersion: apps/v1
metadata:
  name: istio-cni-node
  namespace: {{ .Release.Namespace }}
  labels:
    k8s-app: istio-cni-node
    release: {{ .Release.Name }}

	"istio.io/istio/pkg/monitoring"
)

var (
	eventTypeTag = monitoring.CreateLabel("type")
	EventTotals  = monitoring.NewSum(
		"nodeagent_reconcile_events_total",
		"The total number of node agent reconcile events.",
	)
)

type K8sHandlers interface {
	GetPodIfAmbient(podName, podNamespace string) (*corev1.Pod, error)
	GetAmbientPods() []*corev1.Pod
	Start()
}

type InformerHandlers struct {

      maxSurge: 1
      maxUnavailable: 0
  selector:
    matchLabels:
      app: ztunnel
  template:
    metadata:
      labels:
        sidecar.istio.io/inject: "false"
        istio.io/dataplane-mode: none
        app: ztunnel
{{ with .Values.podLabels -}}{{ toYaml . | indent 8 }}{{ end }}
      annotations:
        sidecar.istio.io/inject: "false"
{{ with .Values.podAnnotations -}}{{ toYaml . | indent 8 }}{{ end }}

// to have traffic redirected thru the node proxy.
func PodRedirectionEnabled(namespace *corev1.Namespace, pod *corev1.Pod) bool {
	if !(namespace.GetLabels()[constants.DataplaneModeLabel] == constants.DataplaneModeAmbient ||
		pod.GetLabels()[constants.DataplaneModeLabel] == constants.DataplaneModeAmbient) {
		// Neither namespace nor pod has ambient mode enabled
		return false
	}
	if podHasSidecar(pod) {

  env:
    PILOT_ENABLE_AMBIENT: "true"
    # Allow sidecars/ingress to send/receive HBONE. This is required for interop.
    PILOT_ENABLE_SENDING_HBONE: "true"
    PILOT_ENABLE_SIDECAR_LISTENING_HBONE: "true"
    CA_TRUSTED_NODE_ACCOUNTS: "istio-system/ztunnel,kube-system/ztunnel"
platform: openshift
variant: distroless
seLinuxOptions:

  env:
    PILOT_ENABLE_AMBIENT: "true"
    # Allow sidecars/ingress to send/receive HBONE. This is required for interop.
    PILOT_ENABLE_SENDING_HBONE: "true"
    PILOT_ENABLE_SIDECAR_LISTENING_HBONE: "true"
    CA_TRUSTED_NODE_ACCOUNTS: "istio-system/ztunnel,kube-system/ztunnel"
platform: openshift
variant: distroless
seLinuxOptions:

  env:
    PILOT_ENABLE_AMBIENT: "true"
    # Allow sidecars/ingress to send/receive HBONE. This is required for interop.
    PILOT_ENABLE_SENDING_HBONE: "true"
    PILOT_ENABLE_SIDECAR_LISTENING_HBONE: "true"
    CA_TRUSTED_NODE_ACCOUNTS: "istio-system/ztunnel,kube-system/ztunnel"
platform: openshift
variant: distroless
seLinuxOptions:

  env:
    PILOT_ENABLE_AMBIENT: "true"
    # Allow sidecars/ingress to send/receive HBONE. This is required for interop.
    PILOT_ENABLE_SENDING_HBONE: "true"
    PILOT_ENABLE_SIDECAR_LISTENING_HBONE: "true"
    CA_TRUSTED_NODE_ACCOUNTS: "istio-system/ztunnel,kube-system/ztunnel"
platform: openshift
variant: distroless
seLinuxOptions:

  env:
    PILOT_ENABLE_AMBIENT: "true"
    # Allow sidecars/ingress to send/receive HBONE. This is required for interop.
    PILOT_ENABLE_SENDING_HBONE: "true"
    PILOT_ENABLE_SIDECAR_LISTENING_HBONE: "true"
    CA_TRUSTED_NODE_ACCOUNTS: "istio-system/ztunnel,kube-system/ztunnel"
platform: openshift
variant: distroless
seLinuxOptions:

  env:
    PILOT_ENABLE_AMBIENT: "true"
    # Allow sidecars/ingress to send/receive HBONE. This is required for interop.
    PILOT_ENABLE_SENDING_HBONE: "true"
    PILOT_ENABLE_SIDECAR_LISTENING_HBONE: "true"
    CA_TRUSTED_NODE_ACCOUNTS: "istio-system/ztunnel,kube-system/ztunnel"
platform: openshift
variant: distroless
seLinuxOptions: