Check for MySQL 5.7 and act appropriately on Redhat/Arch

mysql/server.sls

@@ -64,13 +64,17 @@ mysql_delete_anonymous_user_{{ host }}:
 # on arch linux: inital mysql datadirectory is not created
 mysql_install_datadir:
   cmd.run:
+{% if pkg.version >= 5.7 %}
+    - name: mysqld --initialize-insecure --user=mysql --basedir=/usr --datadir=/var/lib/mysql
+{% else %}
     - name: mysql_install_db --user=mysql --basedir=/usr --datadir=/var/lib/mysql
+{% endif %}
     - user: root
     - creates: /var/lib/mysql/mysql/user.frm
     - env:
         - TMPDIR: '/tmp'
     - require:
-      - pkg: {{ mysql.server }} 
+      - pkg: {{ mysql.server }}
       - file: mysql_config
     - require_in:
       - service: mysqld
@@ -84,12 +88,26 @@ mysqld-packages:
       - debconf: mysql_debconf
 {% endif %}
 
+{% if os_family == 'RedHat' or 'Suse' and pkg.version >= 5.7 %}
+# Initialize mysql database with --initialize-insecure option before starting service so we don't get locked out.
+mysql_initialize:
+  cmd.run:
+    - name: mysqld --initialize-insecure --user=mysql --basedir=/usr --datadir=/var/lib/mysql
+    - user: root
+    - creates: /var/lib/mysql/mysql/
+    - require:
+      - pkg: {{ mysql.server }}
+{% endif %}
+
 mysqld:
   service.running:
     - name: {{ mysql.service }}
     - enable: True
     - require:
       - pkg: {{ mysql.server }}
+{% if os_family == 'RedHat' or 'Suse' and pkg.version >= 5.7 %}
+      - cmd: mysql_initialize
+{% endif %}
     - watch:
       - pkg: {{ mysql.server }}
       - file: mysql_config