openstack/kolla-ansible
Code Issues Proposed changes

Add a active-standby mode memcached in haproxy

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Memcached do not support cluster. Then make it work in active-standby
mode. This will be helpful to implement high available when using memcached
as tooz backend.

Change-Id: I13722111d8b8d5b066e9a85d4c8d1679704c8caa
This commit is contained in:
Jeffrey Zhang 2018-01-19 13:12:57 +08:00
parent 32196631e0
commit a26357efb9
1 changed files with 13 additions and 0 deletions
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13
ansible/roles/haproxy/templates/haproxy.cfg.j2
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@ -892,6 +892,19 @@ listen mariadb
{% endfor %}
{% endif %}
{% if enable_memcached | bool %}
listen memcached
mode tcp
timeout client 3600s
timeout server 3600s
option tcplog
option tcpka
bind {{ kolla_internal_vip_address }}:{{ memcached_port }}
{% for host in groups['memcached'] %}
server {{ hostvars[host]['ansible_hostname'] }} {{ hostvars[host]['ansible_' + hostvars[host]['api_interface']]['ipv4']['address'] }}:{{ memcached_port }} check inter 2000 rise 2 fall 5 {% if not loop.first %}backup{% endif %}
{% endfor %}
{% endif %}
{% if enable_opendaylight | bool %}
listen opendaylight_api
bind {{ kolla_internal_vip_address }}:{{ opendaylight_haproxy_restconf_port }}