Added webserver and wordpress roles

Added a basic LAMP stack role called webserver then I added a
wordpress role that sets up a basic wordpress configuration.

roles/wordpress/tasks/main.yml

@@ -0,0 +1,84 @@
+# Copyright (C) 2019  Free I.T. Athens
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, version 3 of the License.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+
+# PyMySQL or MySQL-python is required for database tasks
+- name: Install MySQL Support for Python
+  apt: name=python-pymysql state=present
+
+- name: Create Database
+  mysql_db: 
+    name: "{{ wp_db_name }}"
+    state: present
+    login_unix_socket: /var/run/mysqld/mysqld.sock
+
+- name: Create Database User
+  mysql_user: 
+    name: "{{ wp_db_user }}"
+    password: "{{ wp_db_pass }}"
+    priv: "{{ wp_db_name }}.*:ALL,GRANT"
+    state: present
+    login_unix_socket: /var/run/mysqld/mysqld.sock
+
+- name: Create Public HTML Directory
+  file:
+    path: "{{ wp_dir }}/public_html"
+    state: directory
+
+- name: Create Logs Directory
+  file:
+    path: "{{ wp_dir }}/logs"
+    state: directory
+
+- name: Download WordPress
+  get_url:
+    url: https://wordpress.org/wordpress-{{ wp_version }}.tar.gz
+    dest: /tmp/wordpress-{{ wp_version }}.tar.gz
+    checksum: sha1:{{ wp_sha1_hash }}
+
+- name: Extract WordPress
+  unarchive:
+    src: /tmp/wordpress-{{ wp_version }}.tar.gz
+    dest: "{{ wp_dir }}/public_html"
+    extra_opts: [--strip-components=1]
+    remote_src: yes
+
+- name: Generate Keys and Salts
+  get_url: 
+    url: https://api.wordpress.org/secret-key/1.1/salt/
+    dest: "{{ wp_dir }}/salts.txt"
+
+- name: Grab Keys and Salts
+  slurp: src="{{ wp_dir }}/salts.txt"
+  register: salts
+
+- name: Apply WordPress Configuration
+  template:
+    src: wp-config.php.j2
+    dest: "{{ wp_dir }}/public_html/wp-config.php"
+    owner: nobody
+    group: nogroup
+
+- name: Apply Apache Configuration
+  template:
+    src: wordpress.conf.j2
+    dest: /etc/apache2/sites-available/{{ wp_domain }}.conf
+  notify: Reload Apache2
+
+- name: Enable Apache Website
+  shell: a2ensite {{ wp_domain }}
+  args:
+    creates: /etc/apache2/sites-enabled/{{ wp_domain }}.conf
+  notify: Reload Apache2
+