Convert mysql_secure_installation to ansible tasks

roles/mariadb/tasks/main.yml

@@ -4,6 +4,7 @@
   pacman:
     name:
       - mariadb
+      - python-pymysql
   when: ansible_distribution == 'Archlinux'
 
 - name: Install mariadb (Debian)
@@ -11,6 +12,7 @@
   apt:
     name:
       - mariadb
+      - python3-pymysql
   when: ansible_distribution == 'Debian'
 
 - name: Initialize mariadb
@@ -21,10 +23,24 @@
   notify: Start mysqld service
 
 - name: Secure the installation
-  # TODO: This won't work because it is interactive.
-  # https://stackoverflow.com/questions/25136498/ansible-answers-to-mysql-secure-installation#25140114
   become: true
-  command: mysql_secure_installation
+  block:
+    - name: Set root password
+      mysql_user: user=root password="" host=localhost
+      no_log: yes
+    - name: Remove anonymous user for ansible_fqdn
+      mysql_user: user="" host={{ ansible_fqdn }} state=absent
+    - name: Remove anonymous user for localhost
+      mysql_user: user="" state=absent
+    - name: Remove remote root access
+      mysql_user: user=root password="" host={{ item }}
+      no_log: yes
+      with_items:
+        - "::1"
+        - "127.0.0.1"
+        - localhost
+    - name: Remove test database
+      mysql_db: db=test state=absent
   when: "'table already exists!' not in result.stdout"
 
 - name: Stop mysqld service