---
#
# Tasks to set undercloud facts
#


  - name: Check that the undercloud.conf exists
    become: true
    stat: path=/home/stack/undercloud.conf
    register: undercloud_conf

  - name: Undercloud.conf
    become: true
    shell: python /tmp/openstack-config-parser.py undercloud /tmp/out.yml
    when: undercloud_conf.stat.exists

  - name: Fetch output
    fetch: src=/tmp/out.yml dest=/tmp/out-{{ inventory_hostname }}.yml flat=yes
    when: undercloud_conf.stat.exists

  - name: Load configuration variables
    include_vars: /tmp/out-{{ inventory_hostname }}.yml
    when: undercloud_conf.stat.exists

  - name: Get max_connections on the database
    shell: mysql -e "show variables like 'max_connections';" | grep max_connections | awk '{print $2}'
    register: max_conn
    ignore_errors: true
    when: undercloud_conf.stat.exists

  - name: Set max database connections
    set_fact:
      openstack_mysql_max_connections: "{{ max_conn.stdout }}"
    when: undercloud_conf.stat.exists

  - name : Get file descriptors for the mysql process
    shell: cat /proc/$(pgrep mysqld_safe)/limits | grep "open files" | awk '{print $4}'
    register: mysql_desc
    when: undercloud_conf.stat.exists

  - name: Set file descriptors fact for mysql
    set_fact:
      openstack_mysql_file_descriptors: "{{ mysql_desc.stdout }}"
    when: undercloud_conf.stat.exists

  - name : Get rabbitmq file descriptors
    shell: rabbitmqctl status | grep total_limit |  awk -F',' '{print $2}' | sed 's/.$//'
    register: rabbitmq_desc
    ignore_errors: true
    when: undercloud_conf.stat.exists

  - name: Set rabbitmq file descriptors
    set_fact:
      openstack_rabbitmq_file_descriptors: "{{ rabbitmq_desc.stdout  }}"
    when: undercloud_conf.stat.exists

  - name: Get Controller Nodes number
    shell: source ~/stackrc; nova list | grep controller | grep ACTIVE | wc -l
    register: controller_count
    when: undercloud_conf.stat.exists

  - name : Set Controler number fact
    set_fact:
      osp_controllers_number: "{{ controller_count.stdout }}"
    when: undercloud_conf.stat.exists

  - name: Get Compute Nodes number
    shell: source ~/stackrc; nova list | grep compute | grep ACTIVE | wc -l
    register: compute_count
    when: undercloud_conf.stat.exists

  - name : Set Commpute number fact
    set_fact:
      osp_computes_number: "{{ compute_count.stdout }}"
    when: undercloud_conf.stat.exists