updated ansible scripts to reflect MySQL 5.7 dependencies

sails/roles/mysql/tasks/main.yml

@@ -11,6 +11,12 @@
     - root_password_again
   when: ansible_distribution == 'Debian' or ansible_distribution == 'Ubuntu'
 
+- name: Install MySQL repos
+  apt:
+    deb: http://dev.mysql.com/get/mysql-apt-config_0.7.3-1_all.deb
+    state: present
+  when: ansible_distribution == 'Debian' or ansible_distribution == 'Ubuntu'
+
 - name: Update apt-get cache
   apt:
     update-cache: yes
@@ -21,15 +27,17 @@
     name: "{{ item }}"
     state: present
   with_items:
-    - mysql-server
+    - mysql-server-5.7
     - mysql-client
     - python-mysqldb # required by ansible
   when: ansible_distribution == 'Debian' or ansible_distribution == 'Ubuntu'
+
 - name: Add MySQL community repository
   yum:
-    name: "http://dev.mysql.com/get/mysql-community-release-el7-5.noarch.rpm"
+    name: "http://dev.mysql.com/get/mysql57-community-release-el7-8.noarch.rpm"
     state: present
   when: ansible_distribution == 'CentOS' and ansible_distribution_major_version == '7'
+
 - name: Install mysql packages
   yum:
     name: "{{ item }}"