Merge "Update Keystone haproxy config to balance based on source ip"

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

@@ -57,6 +57,7 @@ listen mongodb
 {% if enable_keystone | bool %}
 listen keystone_internal
   bind {{ kolla_internal_vip_address }}:{{ keystone_public_port }}
+  balance source
   http-request del-header X-Forwarded-Proto if { ssl_fc }
 {% for host in groups['keystone'] %}
   server {{ hostvars[host]['ansible_hostname'] }} {{ hostvars[host]['ansible_' + hostvars[host]['api_interface']]['ipv4']['address'] }}:{{ keystone_public_port }} check inter 2000 rise 2 fall 5
@@ -65,6 +66,7 @@ listen keystone_internal
 
 listen keystone_external
   bind {{ kolla_external_vip_address }}:{{ keystone_public_port }} {{ tls_bind_info }}
+  balance source
   http-request del-header X-Forwarded-Proto if { ssl_fc }
   http-request set-header X-Forwarded-Proto https if { ssl_fc }
 {% for host in groups['keystone'] %}
@@ -74,6 +76,7 @@ listen keystone_external
 
 listen keystone_admin
   bind {{ kolla_internal_vip_address }}:{{ keystone_admin_port }}
+  balance source
   http-request del-header X-Forwarded-Proto if { ssl_fc }
 {% for host in groups['keystone'] %}
   server {{ hostvars[host]['ansible_hostname'] }} {{ hostvars[host]['ansible_' + hostvars[host]['api_interface']]['ipv4']['address'] }}:{{ keystone_admin_port }} check inter 2000 rise 2 fall 5