Enable the kibana access from the external network

Closes-Bug: #1564440
Change-Id: I8b9ff303d131fab18e51e9f99c64f4e4004f41b4

ansible/roles/haproxy/templates/haproxy.cfg.j2

@@ -385,6 +385,16 @@ listen kibana
 {% for host in groups['kibana'] %}
   server {{ hostvars[host]['ansible_hostname'] }} {{ hostvars[host]['ansible_' + hostvars[host]['api_interface']]['ipv4']['address'] }}:{{ kibana_server_port }} check inter 2000 rise 2 fall 5
 {% endfor %}
+{% if haproxy_enable_external_vip | bool %}
+
+listen kibana_external
+  bind {{ kolla_external_vip_address }}:{{ kibana_server_port }}
+  acl auth_acl http_auth(kibanauser)
+  http-request auth realm basicauth unless auth_acl
+{% for host in groups['kibana'] %}
+  server {{ hostvars[host]['ansible_hostname'] }} {{ hostvars[host]['ansible_' + hostvars[host]['api_interface']]['ipv4']['address'] }}:{{ kibana_server_port }} check inter 2000 rise 2 fall 5
+{% endfor %}
+{% endif %}
 
 listen elasticsearch
   option dontlog-normal