openstack-ansible/playbooks/vars/configs/keepalived_haproxy.yml

69 lines
3.3 KiB
YAML

---
# Copyright 2015, Jean-Philippe Evrard <jean-philippe@evrard.me>
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
keepalived_ping_address: "193.0.14.129"
keepalived_ping_count: 1
keepalived_ping_interval: 10
keepalived_uca_enable: True
keepalived_sync_groups:
haproxy:
instances:
- external
- internal
notify_script: /etc/keepalived/haproxy_notify.sh
##if a src_*_script is defined, it will be uploaded from src_*_script
##on the deploy host to the *_script location. Make sure *_script is
##a location in that case.
src_notify_script: vars/configs/keepalived_haproxy_notifications.sh
keepalived_scripts:
haproxy_check_script:
check_script: "killall -0 haproxy"
pingable_check_script:
check_script: "ping -c {{ keepalived_ping_count }} {{ keepalived_ping_address }} 1>&2"
interval: "{{ keepalived_ping_interval }}"
fall: 2
rise: 4
# If you have more than 5 keepalived nodes, you should build your own script
# (handling master and backups servers), and replace in keepalived_instances:
# priority: "{{ ((play_hosts|length-play_hosts.index(inventory_hostname))*100)-((play_hosts|length-play_hosts.index(inventory_hostname))*50) }}"
# by
# priority: "{{ (play_hosts.index(inventory_hostname) == 0) | ternary('100','50') }}"
keepalived_instances:
external:
interface: "{{ haproxy_keepalived_external_interface | default(management_bridge) }}"
state: "{{ (play_hosts.index(inventory_hostname) == 0) | ternary('MASTER', 'BACKUP') }}"
virtual_router_id: "{{ haproxy_keepalived_external_virtual_router_id | default ('10') }}"
priority: "{{ ((play_hosts|length-play_hosts.index(inventory_hostname))*100)-((play_hosts|length-play_hosts.index(inventory_hostname))*50) }}"
authentication_password: "{{ haproxy_keepalived_authentication_password }}"
vips:
- "{{ haproxy_keepalived_external_vip_cidr | default('169.254.1.1/24') }} dev {{ haproxy_keepalived_external_interface | default(management_bridge) }}"
track_scripts:
- haproxy_check_script
- pingable_check_script
internal:
interface: "{{ haproxy_keepalived_internal_interface | default(management_bridge) }}"
state: "{{ (play_hosts.index(inventory_hostname) == 0) | ternary('MASTER', 'BACKUP') }}"
virtual_router_id: "{{ haproxy_keepalived_internal_virtual_router_id | default ('11') }}"
priority: "{{ ((play_hosts|length-play_hosts.index(inventory_hostname))*100)-((play_hosts|length-play_hosts.index(inventory_hostname))*50) }}"
authentication_password: "{{ haproxy_keepalived_authentication_password }}"
track_scripts:
- haproxy_check_script
- pingable_check_script
vips:
- "{{ haproxy_keepalived_internal_vip_cidr | default('169.254.2.1/24') }} dev {{ haproxy_keepalived_internal_interface | default(management_bridge) }}"