154 lines
4.6 KiB
YAML
154 lines
4.6 KiB
YAML
- name: Setting node_nums variable
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set_fact: node_nums={{ groups.mariadb|length }}
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- name: To terminate execution
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fail:
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msg: "MariaDB in master-master mode. The value must have 2 nodes,please checking configurations/hosts -> mariadb"
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when: node_nums != '2'
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- name: Creating directory
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file:
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state: directory
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owner: ods
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group: root
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path: '{{ deploy_dir }}/{{ container_name }}/{{ item.dir }}'
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with_items:
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- { dir: 'config' }
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- { dir: 'logs' }
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- { dir: 'monitor' }
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- name: Copying image to {{ deploy_dir }}/{{ container_name }}/
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copy:
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src: 'files/{{ image_name }}-{{ image_tag }}.tar'
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dest: '{{ deploy_dir }}/{{ container_name }}/'
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force: true
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notify:
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- Loading Image
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- name: Copying image to {{ deploy_dir }}/{{ container_name }}/monitor
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copy:
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src: 'files/mysqld_exporter-v1.0.tar'
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dest: '{{ deploy_dir }}/{{ container_name }}/monitor/'
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force: true
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notify:
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- Loading Exporter Image
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- name: Copying Mariadb config files
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template:
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src: '{{ item.src }}'
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dest: '{{ item.dest }}'
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mode: 0644
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with_items:
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- { src: 'my.cnf.j2', dest: '{{ deploy_dir }}/{{ container_name }}/config/my.cnf' }
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- { src: 'docker-compose.yml.j2', dest: '{{ deploy_dir }}/{{ container_name }}/docker-compose.yml' }
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notify:
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- Start Container
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- meta: flush_handlers
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- name: Waitting for MariaDB running,20s
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shell: sleep 20
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- name: Creating mariadb readonly user
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shell: mysql -uroot -h{{ inventory_hostname }} -p{{ mariadb_default_pin }} -e "CREATE USER IF NOT EXISTS '{{ mariadb_query_username}}'@'%' IDENTIFIED BY '{{ mariadb_query_pin }}' WITH MAX_USER_CONNECTIONS 3;GRANT PROCESS, REPLICATION CLIENT, SELECT ON *.* TO '{{ mariadb_query_username}}'@'%';FLUSH PRIVILEGES;"
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- name: change mariadb remote authority
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shell: mysql -uroot -h{{ inventory_hostname }} -p{{ mariadb_default_pin }} -e"use mysql;grant all privileges on *.* to 'root'@'%' identified by '{{ mariadb_default_pin }}' with grant option;FLUSH PRIVILEGES;"
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- name: copy pyMysql.zip
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unarchive:
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src: files/pyMysql.zip
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dest: /tmp/
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register: copy_info
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- name: pip install pyMysql
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shell: cd /tmp/pyMysql && pip install --ignore-installed *
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when: copy_info.changed
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- name: Get mariadb slave_status
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mysql_info:
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login_host: '{{ groups.mariadb[0] }}'
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login_user: root
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login_password: '{{ mariadb_default_pin }}'
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filter: slave_status
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register: mariadb_info
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- name: change_slave_to_master1
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mysql_replication:
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login_unix_socket: "{{ deploy_dir }}/{{ container_name }}/data/mysql.sock"
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login_host: "{{ groups.mariadb[1] }}"
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login_port: "3306"
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login_user: root
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login_password: "{{ mariadb_default_pin }}"
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master_host: "{{ groups.mariadb[0] }}"
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master_user: root
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master_password: "{{ mariadb_default_pin }}"
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master_port: "3306"
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mode: changemaster
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run_once: true
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delegate_to: '{{ groups.mariadb[1] }}'
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tags:
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- change_slave_to_master1
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- name: start_slave1
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mysql_replication:
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login_unix_socket: "{{ deploy_dir }}/{{ container_name }}/data/mysql.sock"
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login_user: root
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login_host: "{{ inventory_hostname }}"
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login_port: "3306"
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login_password: "{{ mariadb_default_pin }}"
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mode: startslave
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tags:
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- start_slave1
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run_once: true
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delegate_to: '{{ groups.mariadb[1] }}'
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- name: change_slave_to_master2
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mysql_replication:
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login_unix_socket: "{{ deploy_dir }}/{{ container_name }}/data/mysql.sock"
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login_host: "{{ groups.mariadb[0] }}"
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login_port: "3306"
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login_user: root
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login_password: "{{ mariadb_default_pin }}"
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master_host: "{{ groups.mariadb[1] }}"
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master_user: root
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master_password: "{{ mariadb_default_pin }}"
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master_port: "3306"
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mode: changemaster
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run_once: true
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delegate_to: '{{ groups.mariadb[0] }}'
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tags:
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- change_slave_to_master2
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- name: start_slave2
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mysql_replication:
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login_unix_socket: "{{ deploy_dir }}/{{ container_name }}/data/mysql.sock"
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login_user: root
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login_host: "{{ inventory_hostname }}"
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login_port: "3306"
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login_password: "{{ mariadb_default_pin }}"
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mode: startslave
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tags:
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- start_slave2
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run_once: true
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delegate_to: '{{ groups.mariadb[0] }}'
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- name: get_slave_info
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mysql_replication:
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login_host: 127.0.0.1
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login_user: root
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login_port: "3306"
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login_password: "{{ mariadb_default_pin }}"
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mode: getslave
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register: info
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tags:
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- get_slave_info
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- name: Copying Mariadb config files
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template:
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src: 'exporter_docker-compose.yml.j2'
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dest: '{{ deploy_dir }}/{{ container_name }}/monitor/docker-compose.yml'
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mode: 0644
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notify:
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- Start Exporter Container
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