- hosts: all
  become: true
  tasks:

  - name: update
    apt: 
      update_cache: yes 

  - name: install mysql
    apt:
      name: mysql-server

  - name: copy mysql dump
    copy:
      src: bet.dmp
      dest: /tmp/bet.dmp

  - name: create db
    shell: mysql  -e "CREATE DATABASE IF NOT EXISTS bet;"

  - name: create user replication
    shell: mysql  -e "CREATE USER IF NOT EXISTS 'replication'@'%' IDENTIFIED BY 'mySyperPass';"  
    when: ansible_hostname == "mysql-master"

  - name: replication allow user
    shell: mysql -e "GRANT REPLICATION SLAVE ON *.* TO 'replication'@'%';"
    when: ansible_hostname == "mysql-master"

  - name: change bind-address mysql-master
    lineinfile:
      path: /etc/mysql/mysql.conf.d/mysqld.cnf
      regexp: "^bind-address.*"
      line: 'bind-address = 0.0.0.0'
    when: ansible_hostname == "mysql-master"

  - name: upload dump mysql-master
    shell: mysql bet < /tmp/bet.dmp
    when: ansible_hostname == "mysql-master"

  - name: conf replication mysql-master
    blockinfile:
      path: /etc/mysql/mysql.conf.d/mysqld.cnf
      block: |
        server-id=1
        gtid-mode=ON
        enforce-gtid-consistency
        log-replica-updates
    when: ansible_hostname == "mysql-master"

  - name: restart mysql
    systemd:
      name: mysql
      state: restarted
    when: ansible_hostname == "mysql-master"

  - name: create temp db 
    shell: mysql  -e "CREATE DATABASE IF NOT EXISTS temp_bet;"
    when: ansible_hostname == "mysql-slave"

  - name: upload dump to temp db
    shell: mysql temp_bet < /tmp/bet.dmp
    when: ansible_hostname == "mysql-slave"

  - name: dump the required tables 
    shell: mysqldump temp_bet bookmaker competition market odds outcome > /tmp/bet_new.sql
    when: ansible_hostname == "mysql-slave"

  - name: upload dump
    shell: mysql bet < /tmp/bet_new.sql
    when: ansible_hostname == "mysql-slave"

  - name: drop temp db
    shell: mysql  -e "DROP DATABASE temp_bet;"
    when: ansible_hostname == "mysql-slave"

  - name: conf replication mysql-slave
    blockinfile:
      path: /etc/mysql/mysql.conf.d/mysqld.cnf
      block: |
        server-id=2
        gtid-mode=ON
        enforce-gtid-consistency
        log-replica-updates
        replicate-do-table = bet.bookmaker
        replicate-do-table = bet.competition
        replicate-do-table = bet.market
        replicate-do-table = bet.odds
        replicate-do-table = bet.outcome
    when: ansible_hostname == "mysql-slave"

  - name: restart mysql
    systemd:
      name: mysql
      state: restarted
    when: ansible_hostname == "mysql-slave"

  - name: enable replication
    shell: |
      mysql  -e "CHANGE REPLICATION SOURCE TO
        SOURCE_HOST = '192.168.50.10',
        SOURCE_USER = 'replication',
        SOURCE_PASSWORD = 'mySyperPass',
        SOURCE_AUTO_POSITION = 1,
        GET_SOURCE_PUBLIC_KEY = 1;"
    when: ansible_hostname == "mysql-slave"

  - name: start replication mysql-slave
    shell: mysql  -e "START REPLICA;"
    when: ansible_hostname == "mysql-slave"