# Copyright 2018-21 Anuket, Intel Corporation and others
#
# 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 vswitchd is running
  shell: ps -ef | grep vswitchd | grep -v grep > /dev/null
  register: vswitchd_running
  ignore_errors: True
  tags:
     - ovs_stats
     - ovs_events

- name: Check if db.sock exists
  stat:
    path: /var/run/openvswitch/db.sock
  register: dbsock_exists
  ignore_errors: True
  tags:
     - ovs_stats
     - ovs_events

- name: enable ovs_stats plugin
  set_fact:
    collectd_plugins: '{{ collectd_plugins | union(["ovs_stats"]) | unique }}'
    collectd_plugin_ovs_stats_port: "{{ ovs_stats_port if ovs_stats_port is defined else omit }}"
    collectd_plugin_ovs_stats_address: "{{ ovs_stats_ip_addr if ovs_stats_ip_addr is defined else omit }}"
    collectd_plugin_ovs_stats_interval: "{{ ovs_stats_interval if ovs_stats_interval is defined else omit }}"
  when: (vswitchd_running is succeeded) and (dbsock_exists is succeeded)
  tags:
    - ovs_stats

- name: enable ovs_events plugin
  set_fact:
    collectd_plugins: '{{ collectd_plugins | union(["ovs_events"]) | unique }}'
    collectd_plugin_ovs_events_interval: "{{ ovs_events_interval if ovs_events_interval is defined else omit }}"
    collectd_plugin_ovs_events_address: "{{ ovs_events_ip_addr if ovs_events_ip_addr is defined else omit }}"
    collectd_plugin_ovs_events_port: "{{ ovs_events_port if ovs_events_port is defined else omit }}"
  when: (vswitchd_running is succeeded) and (dbsock_exists is succeeded)
  tags:
    - ovs_events