67 lines
1.9 KiB
YAML
67 lines
1.9 KiB
YAML
---
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- name: "Uninstall xtrabackup utility (switched to mariabackup)"
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apt:
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name: percona-xtrabackup
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state: absent
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- name: "Remove tuning configuration file which is now merged with galera.cnf"
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file:
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path: /etc/mysql/conf.d/tuning.cnf
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state: absent
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- name: "Check if the galera config already exists"
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stat:
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path: /etc/mysql/conf.d/galera.cnf
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register: galera_cnf
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- name: "Configure /etc/mysql/conf.d/galera.cnf"
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template:
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src: galera.cnf.j2
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dest: /etc/mysql/conf.d/galera.cnf
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owner: root
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group: mysql
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mode: 0640
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tags:
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- config
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# TODO Check if we want this back or done in some other way.
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# It's safer to not be meddling with starting and stopping galera
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# nodes on subsequent runs. Registering in a file that the
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# initialization has been executed might already do the trick.
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#
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#- name: "Check if the node is safe for galera bootstrapping"
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# shell: "egrep -s -q '^ *safe_to_bootstrap *: *1 *$' /var/lib/mysql/grastate.dat"
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# register: grastate
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# failed_when: grastate.rc not in [0, 1, 2]
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# when: is_primary
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#
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# # state 0 = grastate.dat file exists and it contains "safe_to_bootstrap: 1"
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# # state 1 = grastate.dat file exists, but it does not contain "safe_to_bootstrap: 1"
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# # state 2 = grastate.dat file does not yet exist, this is a new node
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#- name: "Stop mysql service on primary node, prior to bootstrapping galera"
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# service:
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# name: mariadb
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# state: stopped
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# when: is_primary and grastate.rc in [0, 2]
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#
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#- name: "Bootstrap galera on primary node"
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# shell: galera_new_cluster
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# when: is_primary and grastate.rc in [0, 2]
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#
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#- name: "Restart mysql service on secondary node"
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# service:
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# name: mariadb
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# state: restarted
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# when: not is_primary
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- name: "Create galera-haproxy user (for checking node health)"
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mysql_user:
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name: galera-haproxy
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host: "%"
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- name: "Restart mysql server (only on initial install)"
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service:
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name: mariadb
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state: restarted
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when: not galera_cnf.stat.exists
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