msg: unable to connect to database, check login_user and login_password are correct or ~/.my.cnf has the credentials

- name: Set root user password
  mysql_user: name=root
              host="{{ item }}"
              password="{{ mysql_root_password }}"
              check_implicit_admin=yes
              login_user="{{ mysql_user }}"
              login_password="{{ mysql_root_password }}"
              state=present

- name: Set root user password
  mysql_user: name=root
              host="{{ item }}"
              password="{{ mysql_root_password }}"
              check_implicit_admin=yes
              login_user="{{ mysql_user }}"
              login_password="{{ mysql_old_root_password }}"
              state=present

mysql_old_root_password: productionpw
mysql_root_password: newproductionpw

- name: Set root user password
  # If .my.cnf already exists, this will cause an mysql-root-password update.
  mysql_user:
    name: root
    password: "{{ mysql_root_password}}"
    check_implicit_admin: true

- name: Create .my.cnf
  template:
   src: "client.my.cnf.j2"
   dest: "/root/.my.cnf"
   owner: root
   group: root
   mode: 0600

[client]
user=root
password={{ mysql_root_password }}