bench/playbooks/production/includes/setup_prod_env.yml

---
- hosts: localhost

  tasks:

  - name: Add nginx apt repository key for Debian < 8
    apt_key:
      url: http://nginx.org/keys/nginx_signing.key
      state: present
    become: yes
    become_user: root
    when: ansible_distribution == 'Debian' and ansible_distribution_version | version_compare('8', 'lt')

  - name: Add nginx apt repository for Debian < 8
    apt_repository:
      repo: 'deb [arch=amd64,i386] http://nginx.org/packages/debian/ {{ ansible_distribution_release }} nginx'
      state: present
    become: yes
    become_user: root
    when: ansible_distribution == 'Debian' and ansible_distribution_version | version_compare('8', 'lt')

  #####################################
  # Ubuntu Production Environment Setup
  - name: Install production pre-requisites
    become: yes
    become_user: root
    apt: pkg={{ item }} state=present
    with_items:
      - nginx
      - screen
      - vim
      - htop
      - git
      - postfix
      - supervisor
    when: ansible_distribution == 'Ubuntu' or ansible_distribution == 'Debian'

  #####################################
  # CentOS Production Environment Setup
  - name: Install production pre-requisites
    become: yes
    become_user: root
    yum: pkg={{ item }} state=present
    with_items:
      - nginx
      - screen
      - vim
      - htop
      - git
      - postfix
      - MySQL-python
    when: ansible_distribution == 'CentOS'

  - name: Install supervisor using yum for Centos 7
    yum: pkg=supervisor state=present
    become: yes
    become_user: root
    when: ansible_distribution == 'CentOS' and ansible_lsb.major_release == '7'

  ####################################################
  # Replace default nginx config with nginx template
  - name: Rename default nginx.conf to nginx.conf.old
    command: mv /etc/nginx/nginx.conf /etc/nginx/nginx.conf.old
    become: yes
    become_user: root

  - name: Copy the nginx_config template
    template:
      src: ../templates/default_nginx.j2
      dest: /etc/nginx/nginx.conf
    become: yes
    become_user: root

  - name: Reload the nginx service
    service:
      name: nginx
      state: restarted
    become: yes
    become_user: root

  ######################################################
  # Set InnoDB Buffer Pool size to half of total RAM
  - name: Set InnoDB buffer pool
    lineinfile: >
      dest=/etc/my.cnf.d/frappe.cnf
      regexp="^\[mysqld\]$"
      line="[mysqld]\ninnodb_buffer_pool_size={{ (ansible_memtotal_mb/2)|round|int }}M"
      state=present      
    when: ansible_distribution == 'CentOS'
    become: yes
    become_user: root

  - name: Set InnoDB buffer pool
    lineinfile: >
      dest=/etc/mysql/conf.d/frappe.cnf
      regexp="^\[mysqld\]$"
      line="[mysqld]\ninnodb_buffer_pool_size={{ (ansible_memtotal_mb/2)|round|int }}M"
      state=present      
    when: ansible_distribution == 'Ubuntu' or ansible_distribution == 'Debian'
    become: yes
    become_user: root

  ####################################################
  # Enable nginx, mysql, redis and supevisord services
  - name: Enable nginx, mysql, and redis
    service:
      name: '{{ item }}'
      enabled: yes
    with_items:
      - nginx
      - mysql
    become: yes
    become_user: root

  - name: Enable redis.service on centos
    service:
      name: redis
      enabled: yes
    become: yes
    become_user: root
    when: ansible_distribution == 'CentOS'

  - name: Enable redis-server.service on ubuntu
    service:
      name: redis-server
      enabled: yes
    become: yes
    become_user: root
    when: ansible_distribution == 'Ubuntu' or ansible_distribution == 'Debian'

  - name: Check whether default supervisor.conf exists
    service:
      name: supervisord
      state: started
      enabled: yes
    become: yes
    become_user: root
    when: ansible_distribution == 'CentOS'

  - name: Check whether default supervisor.conf exists
    service:
      name: supervisor
      state: started
      enabled: yes
    become: yes
    become_user: root
    when: ansible_distribution == 'Ubuntu' or ansible_distribution == 'Debian'

  - name: insert/update inputrc for history
    blockinfile:
      dest: "/home/{{ ansible_user_id }}/.inputrc"
      create: yes
      block: |
        ## arrow up
        "\e[A":history-search-backward
        ## arrow down
        "\e[B":history-search-forward