---
# Copyright 2019 Red Hat, Inc.
# 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 ptp packages
  package:
    name: "{{ tripleo_ptp_packages }}"
    state: present
  register: _ptp_install_result

# NOTE(cloudnull): In the future, we could potentially revisit this once the Heat
#                  template for the "kernel" sysctl settings has been converted into
#                  an Ansible role and re-use the functionality of that.
#                  https://github.com/openstack/tripleo-heat-templates/blob/master/deployment/kernel/kernel-baremetal-puppet.yaml
- name: Enable multi-nic ptp
  when:
    - (tripleo_ptp_interfaces | length) > 1
  block:
    - name: Relax rp filter
      sysctl:
        name: "net.ipv4.conf.{{ item }}.rp_filter"
        value: 2
        sysctl_set: true
        sysctl_file: /etc/sysctl.d/99-tripleo-ptp.conf
        state: present
        reload: true
      with_items: "{{ tripleo_ptp_interfaces }}"

- name: Check for hardware capabilities
  command: "ethtool -T {{ item }}"
  changed_when: false
  failed_when: false
  with_items: "{{ tripleo_ptp_interfaces }}"
  register: device_capabilities

- name: Validate hardware offload
  set_fact:
    tripleo_ptp_hardware_offload: "{{ (device_capabilities.results | map(attribute='rc') | list | sum) == 0 }}"

- name: Create ptp config
  template:
    src: "ptp4l.conf.j2"
    dest: /etc/ptp4l.conf
  register: _ptp_config_result

- name: Create ptp service config
  copy:
    content: |-
      OPTIONS="-f /etc/ptp4l.conf"
    dest: /etc/sysconfig/ptp4l
  register: _ptp_sysconfig_result

- name: Enable and start the ptp service
  become: true
  systemd:
    name: ptp4l
    state: restarted
    enabled: true
  when:
    - _ptp_install_result.changed or _ptp_config_result.changed or _ptp_sysconfig_result.changed