Update: add Cilium LB IP Pool configuration to support ranges (#12140)

Author: Kimcheolhui

docs/CNI/cilium.md

@@ -54,6 +54,10 @@ cilium_loadbalancer_ip_pools:
   - name: "blue-pool"
     cidrs:
       - "10.0.10.0/24"
+    ranges:
+      - start: "20.0.20.100"
+        stop: "20.0.20.200"
+      - start: "1.2.3.4"
 ```
 
 For further information, check [LB IPAM documentation](https://docs.cilium.io/en/stable/network/lb-ipam/)

inventory/sample/group_vars/k8s_cluster/k8s-net-cilium.yml

@@ -253,6 +253,10 @@ cilium_l2announcements: false
 #   - name: "blue-pool"
 #     cidrs:
 #       - "10.0.10.0/24"
+#     ranges:
+#       - start: "20.0.20.100"
+#         stop: "20.0.20.200"
+#       - start: "1.2.3.4"
 
 # -- Configure BGP Instances (New bgpv2 API v1.16+)
 # cilium_bgp_cluster_configs:

roles/network_plugin/cilium/templates/cilium/cilium-loadbalancer-ip-pool.yml.j2

@@ -6,7 +6,11 @@ metadata:
   name: "{{ cilium_loadbalancer_ip_pool.name }}"
 spec:
   blocks:
-{% for cblock in cilium_loadbalancer_ip_pool.cidrs %}
+{% for cblock in cilium_loadbalancer_ip_pool.cidrs | default([]) %}
   - cidr: "{{ cblock }}"
 {% endfor %}
+{% for rblock in cilium_loadbalancer_ip_pool.ranges | default([]) %}
+  - start: "{{ rblock.start }}"
+    stop: "{{ rblock.stop | default(rblock.start) }}"
+{% endfor %}
 {% endfor %}