[IMP]add ipaddr('net') filter

roles/cluster-addon/defaults/main.yml

@@ -2,7 +2,7 @@
 dns_install: "yes"
 dns_backend: "coredns"
 # 设置 dns svc ip (这里选用 SERVICE_CIDR 中第2个IP)
-CLUSTER_DNS_SVC_IP: "{{ SERVICE_CIDR | ipaddr(2) | ipaddr('address') }}"
+CLUSTER_DNS_SVC_IP: "{{ SERVICE_CIDR | ipaddr('net') | ipaddr(2) | ipaddr('address') }}"
 kubednsVer: "1.14.13"
 corednsVer: "1.5.0"
 kubedns_offline: "kubedns_{{ kubednsVer }}.tar"

roles/kube-master/defaults/main.yml

@@ -2,7 +2,7 @@
 TMP_ENDPOINTS: "{% for h in groups['etcd'] %}https://{{ h }}:2379,{% endfor %}"
 ETCD_ENDPOINTS: "{{ TMP_ENDPOINTS.rstrip(',') }}" 
 # 设置 dns svc ip (这里选用 SERVICE_CIDR 中第1个IP)
-CLUSTER_KUBERNETES_SVC_IP: "{{ SERVICE_CIDR | ipaddr(1) | ipaddr('address') }}"
+CLUSTER_KUBERNETES_SVC_IP: "{{ SERVICE_CIDR | ipaddr('net') | ipaddr(1) | ipaddr('address') }}"
 # k8s 集群 master 节点证书配置，可以添加多个ip和域名（比如增加公网ip和域名）
 MASTER_CERT_HOSTS:
   - "10.1.1.1"

roles/kube-node/defaults/main.yml

@@ -2,7 +2,7 @@
 PROXY_MODE: "ipvs"
 
 # 设置 dns svc ip (这里选用 SERVICE_CIDR 中第2个IP)
-CLUSTER_DNS_SVC_IP: "{{ SERVICE_CIDR | ipaddr(2) | ipaddr('address') }}"
+CLUSTER_DNS_SVC_IP: "{{ SERVICE_CIDR | ipaddr('net') | ipaddr(2) | ipaddr('address') }}"
 
 # 基础容器镜像
 SANDBOX_IMAGE: "mirrorgooglecontainers/pause-amd64:3.1"

roles/kube-ovn/defaults/main.yml

@@ -2,7 +2,7 @@
 OVN_DB_NODE: "{{ groups['kube-master'][0] }}"
 
 kube_ovn_default_cidr: "{{ CLUSTER_CIDR }}"
-kube_ovn_default_gateway: "{{ CLUSTER_CIDR | ipaddr(1) | ipaddr('address') }}"
+kube_ovn_default_gateway: "{{ CLUSTER_CIDR | ipaddr('net') | ipaddr(1) | ipaddr('address') }}"
 kube_ovn_node_switch_cidr: 100.64.0.0/16
 kube_ovn_enable_mirror: false