---
# 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_count: 1
keepalived_ping_interval: 10
keepalived_ubuntu_src: "native"

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: "{{ playbook_dir }}/../scripts/keepalived_haproxy_notifications.sh"

keepalived_global_defs:
  - "enable_script_security"

keepalived_scripts:
  haproxy_check_script:
    check_script: "/bin/kill -0 `cat /var/run/haproxy.pid`"
  pingable_check_script:
    check_script: "/bin/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: "{{ (groups['haproxy']|length-groups['haproxy'].index(inventory_hostname)*50 }}"
# by
#    priority: "{{ (groups['haproxy'].index(inventory_hostname) == 0) | ternary('100','50') }}"
keepalived_instances:
  external:
    interface: "{{ haproxy_keepalived_external_interface | default(management_bridge) }}"
    state: "{{ (groups['haproxy'].index(inventory_hostname) == 0) | ternary('MASTER', 'BACKUP') }}"
    virtual_router_id: "{{ haproxy_keepalived_external_virtual_router_id | default ('10') }}"
    priority: "{{ (groups['haproxy']|length-groups['haproxy'].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: "{{ (groups['haproxy'].index(inventory_hostname) == 0) | ternary('MASTER', 'BACKUP') }}"
    virtual_router_id: "{{ haproxy_keepalived_internal_virtual_router_id | default ('11') }}"
    priority: "{{ (groups['haproxy']|length-groups['haproxy'].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) }}"