iiab/roles/mongodb/tasks/main.yml

- name: Install mongodb required packages
  package: name={{ item }}
           state=present
  with_items:
    - mongodb-server
    - mongodb
  when: internet_available
  tags:
    - download

- name: create the data directory for mongodb
  file: state=directory
        path={{ item.path }}
        owner=mongodb
  with_items:
     - { path: '/var/run/mongodb' }
     - { path: '/library/dbdata/mongodb' }
     - { path: '/var/log/mongodb' }

- name: Create systemd files
  template: src={{ item.src }}
            dest={{ item.dest }}
            owner=root
            group=root
            mode=0644
  with_items:
     - { src: 'mongodb.service' , dest: '/etc/systemd/system/' }
     - { src: 'mongodb' , dest: '/etc/sysconfig/'}
     - { src: 'mongod.conf' , dest: '/etc/mongod.conf'}
     - { src: 'mongod.conf' , dest: '/etc/mongodb.conf'}

- name: enable services
  service: name={{ item.name }}
           enabled=yes
           state=restarted
  with_items:
      - { name: mongodb }
  when: mongodb_enabled

- name: disable services
  service: name={{ item.name }}
           enabled=no
           state=stopped
  with_items:
      - { name: mongodb }
  when: not mongodb_enabled

# See https://github.com/iiab/iiab/issues/254 for other attempts to eliminate
# these 256MB files. Brute Force Idea: rm /var/lib/mongodb/journal/prealloc.*
- name: find /var/lib/mongodb/prealloc.* files to delete
  find:
    paths: /var/lib/mongodb/journal
    patterns: prealloc.*
  register: files_to_delete

- name: delete prealloc files
  file:
    path: "{{ item.path }}"
    state: absent
  with_items: "{{ files_to_delete.files }}"

- name: add mongodb to service list
  ini_file: dest="{{ service_filelist }}"
            section=mongodb
            option="{{ item.option }}"
            value="{{ item.value }}"
  with_items:
       - option: name
         value: MongoDB
       - option: description
         value: '"MongoDB is an open-source document database that provides high performance, high availability, and automatic scaling."'
       - option: enabled
         value: "{{ mongodb_enabled }}"