---
# Copyright 2014, Rackspace US, Inc.
#
# 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.

- name: Gather haproxy facts
  hosts: haproxy
  gather_facts: "{{ osa_gather_facts | default(True) }}"
  tasks:
    - name: Gather additional facts
      include_tasks: "common-tasks/gather-hardware-facts.yml"
      when: osa_gather_facts | default(True)
  tags:
    - always

- name: haproxy base config
  hosts: haproxy
  gather_facts: false
  serial: "{{ haproxy_serial | default('50%') }}"
  user: root
  pre_tasks:
    - include_tasks: "common-tasks/os-{{ container_tech | default('lxc') }}-container-setup.yml"
      when: not is_metal
    - include_tasks: common-tasks/unbound-clients.yml
      when:
        - hostvars['localhost']['resolvconf_enabled'] | bool
    - name: Remove legacy haproxy configuration files
      file:
        dest: "/etc/haproxy/conf.d/{{ item.name }}"
        state: "absent"
      with_items:
        - name: "keystone_internal"
          when: "internal_lb_vip_address == external_lb_vip_address"
        - name: "heat_api_cloudwatch"
          when: "yes"
      when:
       - "item.when | bool"
      tags:
        - haproxy-config  # this tag is present because the task is ONLY a config task
  roles:
    - role: "keepalived"
      when: haproxy_use_keepalived | bool
      tags:
        - keepalived
    - role: "haproxy_server"
      haproxy_service_configs: "{{ haproxy_default_services + haproxy_extra_services|default([]) }}"
  environment: "{{ deployment_environment_variables | default({}) }}"
  tags:
    - haproxy-config
    - haproxy