---
# Copyright 2019, 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: create the system group
  group:
    name: "traefik"
    state: "present"
    system: "yes"

- name: Create the traefik user
  user:
    name: "traefik"
    group: "traefik"
    comment: "traefik user"
    shell: "/bin/false"
    createhome: "yes"
    home: "/usr/share/traefik"

- name: Create traefik data path
  file:
    path: "{{ item }}"
    state: directory
    owner: "traefik"
    group: "traefik"
    mode: "0755"
  with_items:
    - "/var/lib/traefik"
    - "/etc/traefik"

- name: Check for docker
  stat:
    path: "{{ traefik_docker_socket }}"
  register: stat_docker

- name: Set stat fact exists
  set_fact:
    traefik_docker_exists: "{{ stat_docker.stat.exists }}"

- name: Create basic auth file
  htpasswd:
    path: "{{ traefik_basic_auth_file }}"
    name: "{{ item.key }}"
    password: "{{ item.value }}"
    owner: root
    group: traefik
    mode: 0640
  with_dict: "{{ traefik_basic_auth_users }}"
  when:
    - traefik_dashboard_enabled | bool
    - traefik_basic_auth_users

- name: Drop traefik conf files
  template:
    src: "traefik.toml.j2"
    dest: "/etc/traefik/traefik.toml"
    mode: "0640"

- name: Run the systemd service role
  include_role:
    name: systemd_service
  vars:
    systemd_service_enabled: true
    systemd_service_restart_changed: false
    systemd_services:
      - service_name: "traefik"
        execstarts:
          - "/usr/local/bin/traefik --file.directory=/etc/traefik"

- name: Force handlers
  meta: flush_handlers

- name: Set traefik service state (upstart)
  service:
    name: "traefik"
    state: "{{ traefik_analyzer_service_state }}"
    enabled: "{{ traefik_analyzer_service_state in ['running', 'started', 'restarted'] }}"
  when:
    - ansible_service_mgr == 'upstart'

- name: Set traefik service state (systemd)
  systemd:
    name: "traefik"
    state: "{{ traefik_analyzer_service_state }}"
    enabled: "{{ traefik_analyzer_service_state in ['running', 'started', 'restarted'] }}"
  when:
    - ansible_service_mgr == 'systemd'