---

# Copyright 2019 Nokia

# 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: check if this is partfs_rootdisk re-run
  stat:
    path: /etc/partfs_rootdisk_created
  ignore_errors: yes
  register: rerun_case

- name: Create /tmp/<node_name>localstorage.json file
  template:
    src: "localstorage.j2"
    dest: "/tmp/{{inventory_hostname}}_localstorage.json"
    owner: "root"
    mode: "0644"
  delegate_to: "{{installation_controller}}"

- name: Load variables from the json file
  include_vars: "/tmp/{{inventory_hostname}}_localstorage.json"

- name: Remove /tmp/<node_name>localstorage.json file
  file:
    path: "/tmp/{{inventory_hostname}}_localstorage.json"
    state: "absent"
  delegate_to: "{{installation_controller}}"

- name: Create Partition for LVMs
  parted:
    device: "{{root_disk}}"
    number: "{{phy_disk_part_number}}"
    flags: [ lvm ]
    state: present
    part_start: "{{part_start}}"
    part_end: "{{part_end}}"
  when:
    - create_disk_part | bool
    - rootdisk_vg_percentage != all_disk_size_for_volume_group_vg

- name: Create Partition for LVMs
  parted:
    device: "{{root_disk}}"
    number: "{{phy_disk_part_number}}"
    flags: [ lvm ]
    state: present
    part_start: "{{part_start}}"
  when:
    - create_disk_part | bool
    - rootdisk_vg_percentage == all_disk_size_for_volume_group_vg

- set_fact:
    vg_disk: "{% if root_disk == default_rootdisk_device %}{{root_disk}}{{phy_disk_part_number}}{% else %}{{root_disk}}-part{{phy_disk_part_number}}{% endif %}"

- debug:
    msg: "{{vg_disk}}"

- name: Create PV VG
  lvg:
    vg: VG
    pvs: "{{vg_disk}}"

- name: Delete old LVMs if not mounted already
  script: "{{role_path}}/scripts/old_vol_rm.sh"
  args:
    creates: /etc/partfs_rootdisk_created

- name: Creating LVM
  lvol:
    vg: VG
    lv: "{{vol['lvm_name']}}"
    size: "{{vol['lvm_size']}}"
  with_items: "{{device_mapping|sort(attribute='mount_point')}}"
  loop_control:
    loop_var: vol
  when:
    - rerun_case.stat.exists is undefined or rerun_case.stat.exists == false

- name: Create XFS filesystem on LVM
  filesystem:
    fstype: xfs
    dev: "/dev/mapper/VG-{{vol['lvm_name']}}"
  with_items: "{{device_mapping|sort(attribute='mount_point')}}"
  loop_control:
    loop_var: vol

- name: Create fstab entry.
  mount:
    path: "{{vol['mount_point']}}"
    src: "/dev/mapper/VG-{{vol['lvm_name']}}"
    fstype: xfs
    opts: "{{vol['mount_opts']}}"
    state: present
  with_items: "{{device_mapping|sort(attribute='mount_point')}}"
  loop_control:
    loop_var: vol

# Run below script to do the following tasks
#-  Stop existing services
#-  Move the current files to a tmp location
#-  mount LVM on mount dir
#-  restore old files
#-  Start old services
#- It creates logs in the target node at /tmp/vol_mgmt_logfile
- name: Running a script to remount volume on target dir
  script: "{{role_path}}/scripts/vol_mgmt.sh {{vol['mount_point']}} /dev/mapper/VG-{{vol['lvm_name']}}"
  with_items: "{{device_mapping|sort(attribute='mount_point')}}"
  loop_control:
    loop_var: vol
  args:
    creates: /etc/partfs_rootdisk_created

- name: Check if Root partition can grow
  shell: "growpart --dry-run $(readlink -f {{root_disk}}) 1"
  register: rootpart
  ignore_errors: yes
  args:
    creates: /etc/partfs_rootdisk_created

- name: Grow Root partition
  shell: "growpart $(readlink -f {{root_disk}}) 1"
  when: rootpart.rc == 0
  args:
    creates: /etc/partfs_rootdisk_created

- name: Grow xfs filesystem on Root partition
  command: "xfs_growfs /"
  args:
    creates: /etc/partfs_rootdisk_created