# Copyright (c) 2018 Huawei Technologies Co., Ltd. All Rights Reserved.
#
# 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 ceph-common external package when ceph backend enabled
  apt:
    name: "{{ item }}"
    state: present
  with_items:
    - ceph-common

- name: configure ceph section in opensds global info if specify ceph backend
  shell: |
    cat >> opensds.conf <<OPENSDS_GLOABL_CONFIG_DOC

    [ceph]
    name = {{ ceph_name }}
    description = {{ ceph_description }}
    driver_name = {{ ceph_driver_name }}
    config_path = {{ ceph_config_path }}
  args:
    chdir: "{{ opensds_config_dir }}"
  ignore_errors: yes

- name: copy opensds ceph backend file to ceph config file if specify ceph backend
  copy:
    src: ../../../group_vars/ceph/ceph.yaml
    dest: "{{ ceph_config_path }}"

- name: check for ceph-ansible source code existed
  stat:
    path: /opt/ceph-ansible
  ignore_errors: yes
  register: cephansibleexisted

- name: download ceph-ansible source code
  git:
    repo: https://github.com/ceph/ceph-ansible.git
    dest: /opt/ceph-ansible
    version: stable-3.0
  when:
    - cephansibleexisted.stat.exists is undefined or cephansibleexisted.stat.exists == false

- name: copy ceph inventory host into ceph-ansible directory
  copy:
    src: ../../../group_vars/ceph/ceph.hosts
    dest: /opt/ceph-ansible/ceph.hosts

- name: copy ceph all.yml file into ceph-ansible group_vars directory
  copy:
    src: ../../../group_vars/ceph/all.yml
    dest: /opt/ceph-ansible/group_vars/all.yml

- name: copy site.yml.sample to site.yml in ceph-ansible
  copy:
    src: /opt/ceph-ansible/site.yml.sample
    dest: /opt/ceph-ansible/site.yml

- name: ping all hosts and run ceph-ansible playbook
  shell: "{{ item }}"
  become: true
  with_items:
    - ansible all -m ping -i ceph.hosts
    - ansible-playbook site.yml -i ceph.hosts | tee /var/log/ceph_ansible.log
  args:
    chdir: /opt/ceph-ansible

- name: check if ceph osd is running
  shell: ps aux | grep ceph-osd | grep -v grep
  ignore_errors: false
  changed_when: false
  register: service_ceph_osd_status

- name: check if ceph mon is running
  shell: ps aux | grep ceph-mon | grep -v grep
  ignore_errors: false
  changed_when: false
  register: service_ceph_mon_status

- name: configure profile and disable some features in ceph for kernel compatible.
  shell: "{{ item }}"
  become: true
  ignore_errors: yes
  with_items:
    - ceph osd crush tunables hammer
    - grep -q "^rbd default features" /etc/ceph/ceph.conf || sed -i '/\[global\]/arbd default features = 1' /etc/ceph/ceph.conf
  when: service_ceph_mon_status.rc == 0 and service_ceph_osd_status.rc == 0

- name: create specified pools and initialize them with default pool size.
  shell: ceph osd pool create {{ item }} 100 && ceph osd pool set {{ item }} size 1
  ignore_errors: yes
  changed_when: false
  with_items: "{{ ceph_pools }}"
  when: service_ceph_mon_status.rc == 0 and service_ceph_osd_status.rc == 0