openstack/kolla
Code Issues Proposed changes

Use nopreempt for keepalived

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Without this option the vip will always bounce to the highest priority
node that is up. So if you reboot the highest priority node the vip
will fail to the second highest. When the highest priority node
recovers it will claim the vip again leaving you will two fail overs
rather than one.

TrivialFix

Change-Id: I4a3c6c10eee391cdbdd80c44a71a9fafd1069944
This commit is contained in:
SamYaple 2016-03-14 01:36:33 +00:00
parent e482947165
commit 024d76534e
1 changed files with 4 additions and 2 deletions
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6
ansible/roles/haproxy/templates/keepalived.conf.j2
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@ -6,7 +6,8 @@ vrrp_script check_alive {
} }
vrrp_instance kolla_internal_vip { vrrp_instance kolla_internal_vip {
state MASTER state BACKUP
nopreempt
interface {{ api_interface }} interface {{ api_interface }}
virtual_router_id 51 virtual_router_id 51
priority {{ groups['haproxy'].index(inventory_hostname) + 1 }} priority {{ groups['haproxy'].index(inventory_hostname) + 1 }}
@ -25,7 +26,8 @@ vrrp_instance kolla_internal_vip {
{% if haproxy_enable_external_vip | bool %} {% if haproxy_enable_external_vip | bool %}
vrrp_instance kolla_external_vip { vrrp_instance kolla_external_vip {
state MASTER state BACKUP
nopreempt
interface {{ kolla_external_vip_interface }} interface {{ kolla_external_vip_interface }}
virtual_router_id 52 virtual_router_id 52
priority {{ groups['haproxy'].index(inventory_hostname) + 1 }} priority {{ groups['haproxy'].index(inventory_hostname) + 1 }}