calico uses loadbalancer address for apiserver

roles/network_plugin/templates/network-environment.j2

@@ -20,7 +20,11 @@ ETCD_AUTHORITY="127.0.0.1:23799"
 {% endif %}
 
 # The kubernetes-apiserver location - used by the calico plugin
+{% if loadbalancer_apiserver is defined and apiserver_loadbalancer_domain_name is defined %}
+KUBE_API_ROOT=https://{{ apiserver_loadbalancer_domain_name }}:{{ loadbalancer_apiserver.port }}/api/v1/
+{% else %}
 KUBE_API_ROOT=https://{{ hostvars[groups['kube-master'][0]]['ip'] | default(hostvars[groups['kube-master'][0]]['ansible_default_ipv4']['address']) }}:{{kube_apiserver_port}}/api/v1/
+{% endif %}
 {% else %}
 FLANNEL_ETCD_PREFIX="--etcd-prefix=/{{ cluster_name }}/network"
 {% endif %}