switch antrea tunnel type

antrea_vxlan.yml

#@ load("@ytt:overlay", "overlay")
#@ load("@ytt:data", "data")
#@ load("@ytt:yaml", "yaml")


#@overlay/match by=overlay.subset({"kind":"Secret","metadata":{"annotations":{"tkg.tanzu.vmware.com/addon-type": "cni/antrea"}}})
---
apiVersion: v1
kind: Secret
#@ if data.values.ANTREA_VXLAN:
stringData:
#@overlay/match missing_ok=True
  overlays.yaml: |
    #@ load("@ytt:overlay", "overlay")
    #@ load("@ytt:data", "data")
    #@ load("@ytt:yaml", "yaml")
    #@ load("@ytt:regexp", "regexp")

    #@ def has_name_and_namespace(doc, name, namespace):
    #@   if not ("metadata" in doc and \
    #@           "name" in doc["metadata"] and \
    #@           "namespace" in doc["metadata"]):
    #@     return False
    #@   end
    #@   return regexp.match(name, doc["metadata"]["name"]) and \
    #@          regexp.match(namespace, doc["metadata"]["namespace"])
    #@ end

    #@ def shared_conf():
    #@overlay/match missing_ok=True
    tunnelType: vxlan
    #@ end

    #@ def add_shared_conf(old, _):
    #@   return yaml.encode(overlay.apply(yaml.decode(old),shared_conf()))
    #@ end

    #@overlay/match by=lambda _, left, right: has_name_and_namespace(left, "antrea-config-.*", "kube-system") and left["kind"] == "ConfigMap"
    ---
    apiVersion: v1
    kind: ConfigMap
    data:
    #@overlay/replace via=add_shared_conf
      antrea-agent.conf:
#@ end

antrea_vxlan_default_values.yml

#@data/values
#@overlay/match-child-defaults missing_ok=True
---
ANTREA_VXLAN:

cluster_config.yml

ANTREA_VXLAN: true