---
# 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: Install Gnocchi components
  hosts: gnocchi_all
  max_fail_percentage: 20
  user: root
  pre_tasks:
    - name: Use the lxc-openstack aa profile
      lxc_container:
        name: "{{ container_name }}"
        container_config:
          - "lxc.aa_profile=lxc-openstack"
      delegate_to: "{{ physical_host }}"
      when: not is_metal | bool
      register: container_config
      tags:
        - lxc-aa-profile
    - name: Wait for container ssh
      wait_for:
        port: "22"
        delay: "{{ ssh_delay }}"
        search_regex: "OpenSSH"
        host: "{{ ansible_ssh_host }}"
      delegate_to: "{{ physical_host }}"
      when: container_config is defined and container_config | changed
      register: ssh_wait_check
      until: ssh_wait_check | success
      retries: 3
      tags:
        - ssh-wait
    - name: Gnocchi extra lxc config
      lxc_container:
        name: "{{ container_name }}"
        container_command: |
          [[ ! -d "/var/lib/gnocchi" ]] && mkdir -p "/var/lib/gnocchi"
        container_config:
          - "lxc.mount.entry=/openstack/{{ container_name }} var/lib/gnocchi none bind 0 0"
      delegate_to: "{{ physical_host }}"
      when: >
            (not is_metal | bool) and gnocchi_storage_driver is not defined or
            (gnocchi_storage_driver == "file")
      register: container_extra_config
      tags:
        -gnocchi-storage-dir
    - name: Create log dir
      file:
        path: "{{ item.path }}"
        state: directory
      with_items:
        - { path: "/openstack/log/{{ inventory_hostname }}-gnocchi" }
      when: is_metal | bool
      tags:
        - gnocchi-logs
        - gnocchi-log-dirs
    - name: Create log aggregation links
      file:
        src: "/openstack/log/{{ inventory_hostname }}-gnocchi"
        dest: "/var/log/gnocchi"
        state: "link"
        force: "yes"
      when: is_metal | bool
      tags:
        - gnocchi-logs
    - name: Create DB for service
      mysql_db:
        login_user: "{{ galera_root_user }}"
        login_password: "{{ galera_root_password }}"
        login_host: "{{ gnocchi_galera_address }}"
        name: "{{ gnocchi_galera_database }}"
        state: "present"
      when: inventory_hostname == groups['gnocchi_all'][0]
      delegate_to: "{{ groups['galera_all'][0] }}"
      tags:
        - mysql-db-setup
    - name: Grant access to the DB for the service
      mysql_user:
        login_user: "{{ galera_root_user }}"
        login_password: "{{ galera_root_password }}"
        login_host: "{{ gnocchi_galera_address }}"
        name: "{{ gnocchi_galera_user }}"
        password: "{{ gnocchi_galera_password }}"
        host: "{{ item }}"
        state: "present"
        priv: "{{ gnocchi_galera_database }}.*:ALL"
      when: inventory_hostname == groups['gnocchi_all'][0]
      delegate_to: "{{ groups['galera_all'][0] }}"
      with_items:
        - "localhost"
        - "%"
      tags:
        - mysql-db-setup
  roles:
    - role: "os_gnocchi"
      gnocchi_venv_tag: "{{ openstack_release }}"
      gnocchi_venv_download_url: "{{ openstack_repo_url }}/venvs/{{ openstack_release }}/{{ ansible_distribution | lower }}/gnocchi-{{ openstack_release }}.tgz"
      pip_lock_to_internal_repo: "{{ (pip_links | length) >= 1 }}"
      tags:
        - "os-gnocchi"
    - { role: "openstack_openrc", tags: [ "openstack-openrc" ] }
    - role: "rsyslog_client"
      rsyslog_client_log_rotate_file: gnocchi_log_rotate
      rsyslog_client_log_dir: "/var/log/gnocchi"
      rsyslog_client_config_name: "99-gnocchi-rsyslog-client.conf"
      tags:
        - "gnocchi-rsyslog-client"
  vars:
    is_metal: "{{ properties.is_metal|default(false) }}"
    gnocchi_galera_user: gnocchi
    gnocchi_galera_database: gnocchi
    gnocchi_galera_address: "{{ galera_address }}"