FQCN, ansible-lint, small fixes
This commit is contained in:
Sven Velt
parent
62d3b0b2f1
commit
f5e61e7060
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@ -27,7 +27,9 @@ Example Playbook
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- hosts: db-servers
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roles:
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- { role: mariadb-replication, db_debug: True }
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- role: mariadb-replication
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vars:
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db_debug: true
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License
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-------
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@ -1,7 +1,7 @@
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---
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db_packages:
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- mariadb-server
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- python3-mysqldb
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- python3-pymysql
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db_servicename: mysql
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@ -1,6 +1,6 @@
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---
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- name: Restart MariaDB
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service:
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ansible.builtin.service:
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name: "{{ db_servicename }}"
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state: restarted
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@ -7,12 +7,15 @@ galaxy_info:
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license: GPL-2.0-or-later
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min_ansible_version: 2.9
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min_ansible_version: '2.9'
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platforms:
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- name: Debian
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- name: Ubuntu
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versions:
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- focal
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- jammy
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- noble
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galaxy_tags:
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- database
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124
tasks/main.yml
124
tasks/main.yml
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@ -1,121 +1,135 @@
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---
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- name: Sanity check
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ansible.builtin.assert:
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that:
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- hostname_replication_primary is defined
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- db_server_id is defined
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- name: Install software
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package:
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ansible.builtin.package:
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name: "{{ item }}"
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state: present
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with_items: "{{ db_packages }}"
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- name: "Quick-Fix MariaDB/systemd problems"
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lineinfile:
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ansible.builtin.lineinfile:
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path: /usr/lib/systemd/system/mariadb.service
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regexp: "^SendSIGKILL=no"
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line: "SendSIGKILL=yes"
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backup: yes
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backup: true
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register: db_systemd_fix
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when: ansible_virtualization_type == "lxc"
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- name: Reload systemd daemon
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command: /bin/systemctl daemon-reload
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- name: Reload systemd daemon # noqa: no-handler
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ansible.builtin.systemd:
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daemon_reload: true
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when: db_systemd_fix is changed
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- name: 'Enable service "{{ db_servicename }}"'
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service:
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ansible.builtin.service:
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name: "{{ db_servicename }}"
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state: started
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enabled: yes
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enabled: true
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- name: "Config: Listen on all ip addresses"
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lineinfile:
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ansible.builtin.lineinfile:
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path: /etc/mysql/mariadb.conf.d/50-server.cnf
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regexp: "^ *#* *bind-address"
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line: "bind-address = 0.0.0.0"
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backup: yes
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backup: true
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notify: 'Restart MariaDB'
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- name: "Config: Set server-id"
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lineinfile:
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ansible.builtin.lineinfile:
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dest: /etc/mysql/mariadb.conf.d/50-server.cnf
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regexp: "^ *#* *server-id"
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line: "server-id = {{ db_server_id }}"
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backup: yes
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backup: true
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notify: 'Restart MariaDB'
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- name: Ensure log directory is present
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ansible.builtin.file:
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path: /var/log/mysql
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state: directory
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owner: mysql
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group: mysql
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mode: "0770"
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- name: "Config: Enable binlog"
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lineinfile:
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ansible.builtin.lineinfile:
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dest: /etc/mysql/mariadb.conf.d/50-server.cnf
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regexp: "^ *#* *log_bin"
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line: "log_bin = /var/log/mysql/mysql-bin.log"
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backup: yes
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backup: true
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when: db_server_id == 1
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notify: 'Restart MariaDB'
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- name: MariaDB create replication user
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mysql_user:
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community.mysql.mysql_user:
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name: "{{ db_repl_user }}"
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password: "{{ db_repl_password }}"
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priv: '*.*:REPLICATION SLAVE'
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host: "%"
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column_case_sensitive: true
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state: present
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login_unix_socket: /var/run/mysqld/mysqld.sock
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notify: 'Restart MariaDB'
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- name: Get MariaDB master state
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mysql_info:
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community.mysql.mysql_info:
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filter: master_status
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login_unix_socket: /var/run/mysqld/mysqld.sock
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register: db_master_status
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- debug:
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msg: "{{ db_server_id }} - {{ db_master_status.master_status }}"
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when: db_debug|default(False) == True
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- name: "DEBUG»»» db_server_id / db_master_status.master_status"
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ansible.builtin.debug:
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msg:
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- "db_server_id: {{ db_server_id }}"
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- "db_master_status.master_status: {{ db_master_status.master_status }}"
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when: db_debug|default(false)
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- name: "(Maybe) Restart MariaDB"
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meta: flush_handlers
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ansible.builtin.meta: flush_handlers
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- name: Get MariaDB master state
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mysql_info:
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community.mysql.mysql_info:
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filter: master_status
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login_unix_socket: /var/run/mysqld/mysqld.sock
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register: db_master_status_new
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- name: "DEBUG»»» db_server_id / db_master_status_new.master_status"
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ansible.builtin.debug:
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msg:
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- "db_server_id: {{ db_server_id }}"
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- "db_master_status_new.master_status: {{ db_master_status_new.master_status|to_nice_json }}"
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when: db_debug|default(false)
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- debug:
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msg: "{{ db_server_id }} - {{ db_master_status_new.master_status }}"
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when: db_debug|default(False) == True
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- name: "(Master) Reset binlog"
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command: '/usr/bin/mysql -u root -e "RESET MASTER"'
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- name: "(Master) Reset binlog" # noqa: no-changed-when
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ansible.builtin.command:
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cmd: '/usr/bin/mysql -u root -e "RESET MASTER"'
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when: db_server_id == 1 and db_master_status.master_status == {}
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- name: "(Replica) Get status"
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community.mysql.mysql_replication:
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mode: getreplica
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login_unix_socket: /var/run/mysqld/mysqld.sock
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register: db_replica_status
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- name: "(Slave) Get status"
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mysql_replication:
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mode: getslave
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register: db_slave_status
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- name: "DEBUG»»» db_replica_status"
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ansible.builtin.debug:
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var: db_replica_status
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when: db_debug|default(false)
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- name: "(Replica) Block for replicas"
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when: db_server_id != 1 and db_replica_status.Slave_IO_Running|default("No") == "No"
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block:
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- debug:
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var: db_slave_status
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when: db_debug|default(False) == True
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- name: "(Slave) Setup replication"
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command: '/usr/bin/mysql -u root -e "CHANGE MASTER TO master_host=\"{{ hostvars["db-01"]["ansible_default_ipv4"].address }}\", master_user=\"{{ db_repl_user }}\", master_password=\"{{ db_repl_password }}\", master_use_gtid=current_pos"'
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when: db_server_id != 1 and db_slave_status.Slave_IO_Running|default("No") == "No"
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- name: "(Slave) Start slave"
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mysql_replication:
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mode: startslave
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when: db_server_id != 1 and db_slave_status.Slave_IO_Running|default("No") == "No"
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- name: "(Replica) Setup replication" # noqa: no-changed-when
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ansible.builtin.command:
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cmd: '/usr/bin/mysql -u root -e "CHANGE MASTER TO master_host=\"{{ hostvars[hostname_replication_primary]["ansible_default_ipv4"].address }}\", master_user=\"{{ db_repl_user }}\", master_password=\"{{ db_repl_password }}\", master_use_gtid=current_pos"' # noqa: yaml[line-length]
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- name: "(Replica) Start replica"
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community.mysql.mysql_replication:
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mode: startreplica
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login_unix_socket: /var/run/mysqld/mysqld.sock
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