setup.yml

- hosts: all
  become: true

  vars:
    hostname: mywordpress
    modify_hostname: true
    wordpress_version: 4.6.1
    wordpress_parent_path: /usr/share
    wordpress_path:        "{{ wordpress_parent_path }}/wordpress"
    wordpress_owner: www-data
    wordpress_group: www-data
    mysql_root_password: secretsecret
    wordpress_db_name: wordpress
    wordpress_db_user: wordpressuser
    wordpress_db_password: wordpresspassword


  handlers:
    - name: restart nginx
      service: name=nginx state=restarted

    - name: restart php-fpm
      service: name=php7.0-fpm state=restarted


  tasks:
    - name: ==> 0 - add host info
      lineinfile: dest=/etc/hosts line="10.0.0.10  {{ hostname }}" state=present
      when: modify_hostname


    - name: ==> 1 - add PPA of php7 (community)
      apt_repository: repo="ppa:ondrej/php"


    - debug: msg="==> 2 - add PPA of nginx (official)"

    - name: add Nginx stable repository (deb)
      apt_repository: >
        repo='deb http://nginx.org/packages/ubuntu/ trusty nginx'
        state=present

    - name: add Nginx stable repository (deb-src)
      apt_repository:
        repo: 'deb-src http://nginx.org/packages/ubuntu/ trusty nginx'
        state: present

    - name: add Nginx.org key
      apt_key: url=http://nginx.org/keys/nginx_signing.key state=present


    - name: ==> 3 - download/update the package lists
      apt: update_cache=yes


    - name: ==> 4 - install nginx, php-fpm, and php-mysql
      apt: name={{ item }} state=present
      with_items:
        - nginx
        - php7.0-fpm
        - php7.0-mysql


    - debug: msg="==> 5 - download and extract wordpress"

    - name: download wordpress tarball
      get_url:
        url: "https://tw.wordpress.org/wordpress-{{ wordpress_version }}-zh_TW.tar.gz"
        dest: /tmp/

    - name: extract wordpress tarball
      unarchive:
        src: "/tmp/wordpress-{{ wordpress_version }}-zh_TW.tar.gz"
        dest: "{{ wordpress_parent_path }}"
        owner: "{{ wordpress_owner }}"
        group: "{{ wordpress_group }}"
        copy: no


    - debug: msg="==> 6 - install site conf file for wordpress"

    - name: check if "default.conf.bak" target exists
      stat: path=/etc/nginx/conf.d/default.conf
      register: filecheck

    - name: rename to "default.conf.bak", if any
      command: mv /etc/nginx/conf.d/default.conf /etc/nginx/conf.d/default.conf.bak
      when: filecheck.stat.exists

    - name: copy wordpress site conf for nginx
      template:
        src: ./templates/nginx-wordpress.conf.j2
        dest: /etc/nginx/conf.d/nginx-wordpress.conf
      notify: restart nginx


    - debug: msg="==> 7 - change php-fpm unix socket permission to the same as nginx"

    - name: fix listen.owner for php-fpm
      lineinfile:
        dest: /etc/php/7.0/fpm/pool.d/www.conf
        regexp: '^listen.owner\s*=.*$'
        line: "listen.owner=nginx"
        state: present
      notify: restart php-fpm

    - name: fix listen.group for php-fpm
      lineinfile:
        dest: /etc/php/7.0/fpm/pool.d/www.conf
        regexp: '^listen.group\s*=.*$'
        line: "listen.group=nginx"
        state: present
      notify: restart php-fpm



    - debug: msg="==> 8 - install mysql"

    - name: auto set root password for mysql
      debconf:
        name: 'mysql-server'
        question: "{{ item }}"
        vtype: 'password'
        value: "{{ mysql_root_password }}"
      with_items:
        - mysql-server/root_password
        - mysql-server/root_password_again

    - name: install mysql
      apt: name={{ item }} state=present
      with_items:
        - mysql-server
        - mysql-client


    - debug: msg="==> 9 - create initial wordpress db"

    - name: install prerequisite for Ansible's mysql modules
      apt: name=python-mysqldb state=present

    - name: create wordpress db
      mysql_db:
        name: "{{ wordpress_db_name }}"
        login_user: root
        login_password: "{{ mysql_root_password }}"
        state: present

    - name: create wordpress user
      mysql_user:
        name:     "{{ wordpress_db_user }}"
        password: "{{ wordpress_db_password }}"
        priv:     "{{ wordpress_db_name }}.*:ALL"
        login_user: root
        login_password: "{{ mysql_root_password }}"
        state: present


    - name: ==> 10 - set wordpress config
      template:
        src: ./templates/wp-config.php.j2
        dest: "{{ wordpress_path }}/wp-config.php"
        owner: "{{ wordpress_owner }}"
        group: "{{ wordpress_group }}"
      notify: restart nginx



    - name: DEBUG
      command: echo "{{ hostname }}"

    #- debug: msg="==> 11 - restart nginx"


    #- name: ==> 12 - automate the '5-minute install' process
    #  uri:
    #    url: "{{ wordpress_install_url }}"
    #    method: POST
    #    HEADER_Content-Type: "application/x-www-form-urlencoded"
    #    body: "#weblog_title=ANSIBLE_TEST&user_name=admin&admin_email=foo@gmail.#com&blog_public=true&admin_password=admin&admin_password2=admin"
    #    status_code: 200