/home/zuul/src/opendev.org/openstack/openstack-ansible-os_nova/tasks/nova_vgpu_detect.yml
---
# Copyright 2018, Kontron.
#
# 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 the mdev folder exist
  stat: path=/sys/class/mdev_bus
  register: mdev_folder

- name: Get mdev info content and store as var
  command: "/bin/sh -c 'ls -1 /sys/class/mdev_bus/*/mdev_supported_types'"
  register: mdev
  when: mdev_folder.stat.exists

- name: Register a fact for nova enabled_vgpu_types
  set_fact:
    enabled_vgpu_types: "{{ mdev.stdout_lines | unique }}"
  when:
    - mdev.stdout_lines is defined
    - mdev.stdout_lines | length > 0