support flannel dual stack (#9564)

2 years ago · ff331f4eba
1 changed files with 5 additions and 0 deletions
--- a/roles/network_plugin/flannel/templates/cni-flannel.yml.j2
+++ b/roles/network_plugin/flannel/templates/cni-flannel.yml.j2
@ -31,6 +31,11 @@ data:
  net-conf.json: |
    {
      "Network": "{{ kube_pods_subnet }}",
+      "EnableIPv4": true,
+{%   if enable_dual_stack_networks %}
+      "EnableIPv6": true,
+      "IPv6Network": "{{ kube_pods_subnet_ipv6 }}",
+{%   endif %}
      "Backend": {
        "Type": "{{ flannel_backend_type }}"{% if flannel_backend_type == "vxlan" %},
        "VNI": {{ flannel_vxlan_vni }},