👷 Add missing dep for CI

due to wokes changes...

.config/ansible-lint.yml

@@ -6,6 +6,7 @@ skip_list: []
 
 exclude_paths:
   - venv/
+  - tests/  # TODO: Remove this line when tests are migrated to molecule
   - .github/
 
 offline: false

.github/workflows/molecule.yml

@@ -14,7 +14,6 @@ jobs:
       fail-fast: false
       matrix:
         scenario:
-          - debian12_galera
           - debian12_master_slave
           - debian12_upstream
 

.gitignore

@@ -1,3 +1,4 @@
+.vagrant*
 *.swp
 *.retry
 /.idea

.yamllint.yml

@@ -7,3 +7,4 @@ rules:
 
 ignore:
   - /venv
+  - /tests  # TODO: Remove this line when tests are migrated to molecule

README.md

@@ -16,7 +16,9 @@ If you need to manage previous Debian versions, please use the [latest managed v
 Notes
 -----
 
-* Galera Cluster is experimental. Feel free to test it and report issues.
+* Galera Cluster is experimental
+* Due to Vagrant + Docker limitation (private network), replication/galera can't be checked with Travis
+* If you need to test this role with Vagrant, you must install hostmanager plugin: `vagrant plugin install vagrant-hostmanager`
 
 Requirements
 ------------

Vagrantfile

@@ -0,0 +1,114 @@
+# -*- mode: ruby -*-
+# vi: set ft=ruby :
+# vi: set tabstop=2 :
+# vi: set shiftwidth=2 :
+
+Vagrant.configure("2") do |config|
+
+  vbox_deb_buster = 'debian/buster64'
+  dk_deb_buster = 'hanxhx/vagrant-ansible:debian10'
+
+  vbox_deb_bullseye = 'debian/bullseye64'
+  dk_deb_bullseye = 'hanxhx/vagrant-ansible:debian11'
+
+  config.hostmanager.enabled = true
+  config.hostmanager.manage_host = false
+  config.hostmanager.manage_guest = true
+  config.hostmanager.ignore_private_ip = false
+  config.hostmanager.include_offline = false
+
+  cases = [
+    # ========================
+    # Debian Buster (10)
+    # ========================
+
+    # Default replication
+    { os_name: 'buster', vbox: vbox_deb_buster, docker: dk_deb_buster, vars: {mariadb_origin: 'default'  }, groups: ['master'] },
+    { os_name: 'buster', vbox: vbox_deb_buster, docker: nil,           vars: {mariadb_origin: 'default'  }, groups: ['slave'] },
+
+    # Upstream replication
+    { os_name: 'buster', vbox: vbox_deb_buster, docker: dk_deb_buster, vars: {mariadb_origin: 'upstream' }, groups: ['master'] },
+    { os_name: 'buster', vbox: vbox_deb_buster, docker: nil,           vars: {mariadb_origin: 'upstream' }, groups: ['slave'] },
+
+    # Galera Debian
+    { os_name: 'buster', vbox: vbox_deb_buster, docker: dk_deb_buster, vars: {mariadb_origin: 'default'  }, groups: ['galera', '1'] },
+    { os_name: 'buster', vbox: vbox_deb_buster, docker: nil,           vars: {mariadb_origin: 'default'  }, groups: ['galera', '2'] },
+    { os_name: 'buster', vbox: vbox_deb_buster, docker: nil,           vars: {mariadb_origin: 'default'  }, groups: ['galera', '3'] },
+
+    # Galera Upstream
+    { os_name: 'buster', vbox: vbox_deb_buster, docker: dk_deb_buster, vars: {mariadb_origin: 'upstream' }, groups: ['galera', '1'] },
+    { os_name: 'buster', vbox: vbox_deb_buster, docker: nil,           vars: {mariadb_origin: 'upstream' }, groups: ['galera', '2'] },
+    { os_name: 'buster', vbox: vbox_deb_buster, docker: nil,           vars: {mariadb_origin: 'upstream' }, groups: ['galera', '3'] },
+
+    # ========================
+    # Debian Bullseye (11)
+    # ========================
+
+    # Default replication
+    { os_name: 'bullseye', vbox: vbox_deb_bullseye, docker: dk_deb_bullseye, vars: {mariadb_origin: 'default'  }, groups: ['master'] },
+    { os_name: 'bullseye', vbox: vbox_deb_bullseye, docker: nil,             vars: {mariadb_origin: 'default'  }, groups: ['slave'] },
+
+    # Upstream replication
+    { os_name: 'bullseye', vbox: vbox_deb_bullseye, docker: dk_deb_bullseye, vars: {mariadb_origin: 'upstream' }, groups: ['master'] },
+    { os_name: 'bullseye', vbox: vbox_deb_bullseye, docker: nil,             vars: {mariadb_origin: 'upstream' }, groups: ['slave'] },
+
+    # Galera Debian
+    { os_name: 'bullseye', vbox: vbox_deb_bullseye, docker: dk_deb_bullseye, vars: {mariadb_origin: 'default'  }, groups: ['galera', '1'] },
+    { os_name: 'bullseye', vbox: vbox_deb_bullseye, docker: nil,             vars: {mariadb_origin: 'default'  }, groups: ['galera', '2'] },
+    { os_name: 'bullseye', vbox: vbox_deb_bullseye, docker: nil,             vars: {mariadb_origin: 'default'  }, groups: ['galera', '3'] },
+
+    # Galera Upstream
+    { os_name: 'bullseye', vbox: vbox_deb_bullseye, docker: dk_deb_bullseye, vars: {mariadb_origin: 'upstream' }, groups: ['galera', '1'] },
+    { os_name: 'bullseye', vbox: vbox_deb_bullseye, docker: nil,             vars: {mariadb_origin: 'upstream' }, groups: ['galera', '2'] },
+    { os_name: 'bullseye', vbox: vbox_deb_bullseye, docker: nil,             vars: {mariadb_origin: 'upstream' }, groups: ['galera', '3'] },
+
+  ]
+
+  cases.each_with_index do |opts,index|
+    name = 'docker-' + opts[:os_name] + '-' + opts[:vars].map{|k,v| "#{v}"}.join('-') + '-' +  opts[:groups].join('-')
+    iplsb = 10 + index
+    ip = '192.168.201.' + iplsb.to_s
+    next if opts[:docker].nil?
+
+    config.vm.synced_folder ".", "/vagrant", disabled: true
+    config.vm.define name do |m|
+      m.vm.network "private_network", ip: ip
+      m.vm.provider "docker" do |d|
+        d.image = opts[:docker]
+        d.remains_running = true
+        d.has_ssh = true
+      end
+
+      m.vm.provision "ansible" do |ansible|
+        ansible.playbook = "tests/test.yml"
+        ansible.verbose = 'vv'
+        ansible.become = true
+        ansible.extra_vars = opts[:vars].merge({ mariadb_debug_role: true, is_docker: true })
+        ansible.groups = { opts[:groups][0] => name }
+      end
+    end
+  end
+
+  cases.each_with_index do |opts,index|
+    name = 'vbox-' + opts[:os_name] + '-' + opts[:vars].map{|k,v| "#{v}"}.join('-') + '-' +  opts[:groups].join('-')
+    iplsb = 10 + index
+    ip = '192.168.200.' + iplsb.to_s
+    config.vm.define name do |m|
+      m.vm.hostname = name
+      m.vm.box = opts[:vbox]
+      m.vm.network "private_network", ip: ip
+      m.vm.provider "virtualbox" do |v|
+        v.cpus = 1
+        v.memory = 512
+      end
+
+      m.vm.provision "ansible" do |ansible|
+        ansible.playbook = "tests/test.yml"
+        ansible.verbose = 'vv'
+        ansible.become = true
+        ansible.extra_vars = opts[:vars].merge({ mariadb_debug_role: true, is_docker: false })
+        ansible.groups = { opts[:groups][0] => name }
+      end
+    end
+  end
+end

defaults/main.yml

@@ -121,7 +121,7 @@ mariadb_upstream_version: '11.4'
 # Galera
 # -------------------------------------
 mariadb_galera_resetup: false
-mariadb_wsrep_node_address: '{{ ansible_default_ipv4.address if ansible_default_ipv4 is defined else "127.0.0.1" }}'
+mariadb_wsrep_node_address: false    # Set primary node IP
 mariadb_galera_members: []
 mariadb_galera_primary_node: 'change_me'    # See: https://github.com/ansible/ansible/issues/17453
 mariadb_wsrep_sst_method: 'rsync'

handlers/main.yml

@@ -5,4 +5,3 @@
     name: "{{ mariadb_service_name }}"
     state: restarted
   when: mariadb_notify_restart
-  throttle: 1

meta/main.yml

@@ -11,7 +11,8 @@ galaxy_info:
   platforms:
     - name: Debian
       versions:
-        - bookworm
+        - buster
+        - bullseye
   galaxy_tags:
     - database
     - packaging

molecule/_shared/base.yml

@@ -10,9 +10,6 @@ scenario:
     - idempotence
     - verify
     - destroy
-dependency:
-  name: shell
-  command: "${MOLECULE_SCENARIO_DIRECTORY}/../_shared/tools/install-dependencies.sh"
 driver:
   name: docker
 role_name_check: 1

molecule/_shared/inventory/group_vars/galera.yml

@@ -2,4 +2,3 @@
 
 mariadb_use_galera: true
 mariadb_galera_members: "{{ groups['galera'] }}"
-mariadb_galera_primary_node: "{{ mariadb_galera_members | first }}"

molecule/_shared/tools/install-dependencies.sh

@@ -1,8 +0,0 @@
-#!/bin/sh
-
-if [ -z "${IS_GITHUB_ACTIONS}" ]; then
-	echo "This script is run in GitHub Actions."
-	pip install netaddr
-fi
-
-ansible-galaxy collection install -r requirements.yml

molecule/debian12_galera/converge.yml

@@ -1,9 +0,0 @@
----
-
-- name: Converge
-  hosts: all
-  gather_facts: true
-  tasks:
-    - name: Include role
-      ansible.builtin.include_role:
-        name: "hanxhx.mysql"

molecule/debian12_galera/molecule.yml

@@ -1,55 +0,0 @@
----
-
-platforms:
-  - name: debian12-galera1
-    image: dokken/debian-12
-    command: /lib/systemd/systemd
-    dockerfile: ../_shared/Dockerfile.j2
-    capabilities:
-      - SYS_ADMIN
-    cgroupns_mode: host
-    volumes:
-      - /sys/fs/cgroup:/sys/fs/cgroup:rw
-    privileged: true
-    groups:
-      - galera
-    networks:
-      - name: "00-molecule-d12-galera"
-        ipv4_address: '172.16.51.1'
-    docker_networks:
-      - name: "00-molecule-d12-galera"
-        ipam_config:
-          - subnet: "172.16.51.0/24"
-            gateway: "172.16.51.254"
-
-  - name: debian12-galera2
-    image: dokken/debian-12
-    command: /lib/systemd/systemd
-    dockerfile: ../_shared/Dockerfile.j2
-    capabilities:
-      - SYS_ADMIN
-    cgroupns_mode: host
-    volumes:
-      - /sys/fs/cgroup:/sys/fs/cgroup:rw
-    privileged: true
-    groups:
-      - galera
-    networks:
-      - name: "00-molecule-d12-galera"
-        ipv4_address: '172.16.51.2'
-
-  - name: debian12-galera3
-    image: dokken/debian-12
-    command: /lib/systemd/systemd
-    dockerfile: ../_shared/Dockerfile.j2
-    capabilities:
-      - SYS_ADMIN
-    cgroupns_mode: host
-    volumes:
-      - /sys/fs/cgroup:/sys/fs/cgroup:rw
-    privileged: true
-    groups:
-      - galera
-    networks:
-      - name: "00-molecule-d12-galera"
-        ipv4_address: '172.16.51.3'

molecule/debian12_galera/verify.yml

@@ -1,31 +0,0 @@
----
-
-- name: Verify Galera
-  hosts: galera
-  gather_facts: false
-  tasks:
-    - name: MYSQL_QUERY | Check if Galera is running
-      community.mysql.mysql_query:
-        query: "SHOW GLOBAL STATUS LIKE 'wsrep_ready'"
-        login_unix_socket: /run/mysqld/mysqld.sock
-      register: wsrep_ready
-
-    - name: ASSERT | Fail if Galera is not running
-      ansible.builtin.assert:
-        that:
-          - wsrep_ready.query_result.0.0.Value == "ON"
-        fail_msg: "Galera is not running"
-        success_msg: "Galera is running"
-
-    - name: MYSQL_QUERY | Check Galera status
-      community.mysql.mysql_query:
-        query: "SHOW GLOBAL STATUS LIKE 'wsrep_local_state_comment'"
-        login_unix_socket: /run/mysqld/mysqld.sock
-      register: wsrep_local_state_comment
-
-    - name: ASSERT | Fail if Galera is not on the right state
-      ansible.builtin.assert:
-        that:
-          - wsrep_local_state_comment.query_result.0.0.Value == "Synced"
-        fail_msg: "Galera is not expected state ({{ wsrep_local_state_comment.query_result.0.0.Value }})"
-        success_msg: "Galera is in expected state"

molecule/debian12_master_slave/converge.yml

@@ -24,8 +24,6 @@
         target: /tmp/import1.sql
         login_unix_socket: "/run/mysqld/mysqld.sock"
       loop: "{{ mariadb_databases }}"
-      tags:
-        - molecule-idempotence-notest
 
 - name: Converge slave
   hosts: slave

tasks/galera/bootstrap.yml

@@ -1,5 +1,4 @@
 ---
-
 - name: SET_FACT | Prepare mark var
   ansible.builtin.set_fact:
     __mark: "{{ mariadb_datadir }}/.ansible_galera_boostrap"

tasks/galera/main.yml

@@ -2,20 +2,31 @@
 
 - name: APT | Install Galera
   ansible.builtin.apt:
-    name: "{{ mariadb_galera_package_name }}"
+    pkg: "{{ mariadb_galera_package_name }}"
 
 - name: TEMPLATE | Deploy Galera configuration
   ansible.builtin.template:
-    src: etc/mysql/mariadb.conf.d/60-galera.cnf.j2
+    src: etc/mysql/mariadb.conf.d/20-galera.cnf.j2
-    dest: /etc/mysql/mariadb.conf.d/60-galera.cnf
+    dest: /etc/mysql/mariadb.conf.d/20-galera.cnf
     mode: 0644
     owner: root
     group: root
-  notify: Restart mariadb
+  register: galeraconfig
 
 - name: INCLUDE | Bootstrap first node
   ansible.builtin.import_tasks: 'bootstrap.yml'
   when: inventory_hostname == mariadb_galera_primary_node
 
-- name: META | Flush handlers
+- name: INCLUDE | Configure other nodes
-  ansible.builtin.meta: flush_handlers
+  ansible.builtin.import_tasks: 'nodes.yml'
+  when: inventory_hostname != mariadb_galera_primary_node
+
+- name: SERVICE | Restart MariaDB if needed
+  ansible.builtin.service:
+    name: "{{ mariadb_service_name }}"
+    state: restarted
+  when:
+    ((galeraconfig or (p is defined and p.changed)) and
+    (bootstrap_run is not defined)) or
+    ((inventory_hostname != mariadb_galera_primary_node) and
+    (mariadb_galera_resetup))

tasks/galera/nodes.yml

@@ -0,0 +1,35 @@
+---
+
+- name: COMMAND | GET debian.cnf from primary node
+  ansible.builtin.command: cat /etc/mysql/debian.cnf
+  register: debiancnf
+  delegate_to: '{{ mariadb_galera_primary_node }}'
+  changed_when: false
+
+- name: COMMAND | Get current debian.cnf
+  ansible.builtin.command: cat /etc/mysql/debian.cnf
+  register: ondc
+  changed_when: false
+
+- name: BLOCK | Compare debian.cnf
+  when: debiancnf.stdout != ondc.stdout
+  block:
+
+    - name: SERVICE | Stop MariaDB
+      ansible.builtin.service:
+        name: "{{ mariadb_service_name }}"
+        state: stopped
+
+    - name: COPY | Paste primary node's debian.cnf
+      ansible.builtin.copy:
+        content: "{{ debiancnf.stdout }}"
+        dest: /etc/mysql/debian.cnf
+        mode: 0600
+        owner: root
+        group: root
+      register: paste
+
+    - name: SERVICE | Start MariaDB
+      ansible.builtin.service:
+        name: "{{ mariadb_service_name }}"
+        state: started

tasks/main.yml

@@ -36,7 +36,6 @@
     - etc/mysql/conf.d/mysqldump.cnf.j2
     - etc/mysql/mariadb.conf.d/10-extra.cnf.j2
     - etc/mysql/mariadb.conf.d/50-server.cnf.j2
-  notify: Restart mariadb
 
 - name: FILE | Ensure log dir exists
   ansible.builtin.file:
@@ -46,8 +45,14 @@
     owner: mysql
     group: mysql
 
-- name: META | Flush handlers
+- name: SERVICE | Restart Mariadb now one at a time (prevent bugs)
-  ansible.builtin.meta: flush_handlers
+  throttle: 1
+  ansible.builtin.service:
+    name: "{{ mariadb_service_name }}"
+    state: restarted
+  when:
+    config.changed and
+    not mariadb_galera_resetup
 
 - name: SERVICE | Ensure service is started
   ansible.builtin.service:

templates/etc/mysql/mariadb.conf.d/60-galera.cnf.j2

@@ -12,7 +12,6 @@
 
 # Global
 wsrep_on              = ON
-wsrep_provider        = /usr/lib/galera/libgalera_smm.so
 wsrep_cluster_address = gcomm://{{ mariadb_galera_members | join(",") }}
 wsrep_sst_method      = "{{ mariadb_wsrep_sst_method }}"
 {% if mariadb_wsrep_cluster_name is defined %}
@@ -20,7 +19,7 @@ wsrep_cluster_name    = "{{ mariadb_wsrep_cluster_name }}"
 {% endif %}
 
 # Node Configuration
-wsrep_node_address    = "{{ mariadb_wsrep_node_address }}"
+wsrep_node_address    = "{{ mariadb_wsrep_node_address | default(ansible_default_ipv4.address if ansible_default_ipv4 is defined else '127.0.0.1') }}"
 wsrep_node_name       = "{{ mariadb_wsrep_node_name | default(ansible_fqdn) }}"
 
 # Deps

tests/README.md

@@ -0,0 +1,23 @@
+About tests
+===========
+
+IMPORTANT
+---------
+
+- DO NOT `vagrant up`! My Vagrantfile provides many VMs...
+- Each slave communicate to his master.
+
+Tests
+-----
+
+- vagrant up the-master
+- vagrant up the-slave
+
+Wait master fully installed before run slave.
+
+Example:
+
+```
+vagrant up vbox-buster-default-master
+vagrant up vbox-buster-default-slave
+```

tests/import2.sql

@@ -0,0 +1,6 @@
+INSERT IGNORE INTO `user` (`id`,`email`) VALUES (51,"vulputate.eu.odio@elitdictumeu.net"),(52,"Sed.eu@erosnec.edu"),(53,"magna@interdum.co.uk"),(54,"ornare.libero.at@Proin.net"),(55,"turpis@aneque.org"),(56,"ut.eros.non@Duisrisusodio.com"),(57,"Pellentesque.ultricies.dignissim@malesuada.edu"),(58,"vel.nisl@mifringilla.net"),(59,"dui@laoreet.com"),(60,"vitae@Suspendissedui.net");
+INSERT IGNORE INTO `user` (`id`,`email`) VALUES (61,"turpis@Curabituregestasnunc.co.uk"),(62,"arcu@enim.co.uk"),(63,"consectetuer.rhoncus.Nullam@dolordolortempus.co.uk"),(64,"sem@felisadipiscingfringilla.net"),(65,"aliquet.metus.urna@a.net"),(66,"Fusce.fermentum.fermentum@variusNam.com"),(67,"dolor@velnisl.ca"),(68,"et.netus@Duisrisusodio.edu"),(69,"malesuada@purus.edu"),(70,"gravida.sagittis@pulvinararcuet.ca");
+INSERT IGNORE INTO `user` (`id`,`email`) VALUES (71,"et.eros.Proin@Cras.co.uk"),(72,"eleifend.nunc.risus@metuseu.edu"),(73,"pede.Nunc@Phasellusnulla.net"),(74,"vitae.sodales.at@ipsumdolor.edu"),(75,"nunc.sed.pede@aliquetlobortisnisi.co.uk"),(76,"consectetuer@nonenim.ca"),(77,"ultrices@tinciduntvehicula.co.uk"),(78,"Nullam.enim.Sed@Morbiaccumsan.com"),(79,"auctor@Phasellus.net"),(80,"enim.Etiam@interdum.com");
+INSERT IGNORE INTO `user` (`id`,`email`) VALUES (81,"sapien.Cras.dolor@consectetuer.com"),(82,"malesuada.fames.ac@feugiattelluslorem.edu"),(83,"risus@vestibulum.co.uk"),(84,"Nunc@Duisgravida.ca"),(85,"ornare.egestas@sitamet.edu"),(86,"Proin.ultrices@senectus.ca"),(87,"ligula@magna.edu"),(88,"orci.tincidunt.adipiscing@sed.com"),(89,"et@venenatis.edu"),(90,"leo.Cras.vehicula@eteuismod.org");
+INSERT IGNORE INTO `user` (`id`,`email`) VALUES (91,"consequat.auctor.nunc@utsemNulla.net"),(92,"nec.leo@orci.com"),(93,"Nulla@atvelit.edu"),(94,"tempor.augue.ac@eleifend.edu"),(95,"fermentum.risus.at@penatibusetmagnis.edu"),(96,"id.erat.Etiam@porttitortellus.edu"),(97,"amet.metus.Aliquam@mus.co.uk"),(98,"dolor.tempus.non@risus.org"),(99,"vulputate.posuere.vulputate@purus.ca"),(100,"inceptos@pede.edu");
+

tests/inventory

@@ -0,0 +1 @@
+localhost

tests/test.yml

@@ -0,0 +1,122 @@
+---
+
+- hosts: all
+  gather_facts: false
+  pre_tasks:
+
+    - name: SETUP | Get facts
+      ansible.builtin.setup:
+      register: s
+
+    - name: DEBUG | Show facts
+      ansible.builtin.debug:
+        var: s
+  tasks:
+
+    - name: APT | Install some packages
+      ansible.builtin.apt:
+        name: "{{ p }}"
+        update_cache: true
+        cache_valid_time: 3600
+      vars:
+        p: ['ca-certificates', 'curl', 'strace', 'rsyslog', 'vim']
+
+    - name: SERVICE | Ensure rsyslog is started
+      ansible.builtin.service:
+        name: rsyslog
+        state: started
+
+- hosts: master
+  roles:
+    - ../../
+  tasks:
+
+    - name: COPY | Deploy first dump
+      ansible.builtin.copy:
+        src: import1.sql
+        dest: /tmp/import1.sql
+        mode: 0644
+        owner: root
+        group: root
+      register: c
+
+    - name: MYSQL_DB | Import first dump
+      community.mysql.mysql_db:
+        name: "{{ item }}"
+        state: import
+        target: /tmp/import1.sql
+        login_unix_socket: "{{ mariadb_socket }}"
+      loop: ['testrepl', 'norepl']
+      when: c.changed
+      tags:
+        - skip_ansible_lint
+
+- hosts: slave
+  pre_tasks:
+
+    - name: SHELL | Get master IP
+      ansible.builtin.shell: set -o pipefail && getent hosts {{ ansible_hostname | replace ('slave', 'master') }} | cut -d ' ' -f 1
+      args:
+        executable: /bin/bash
+      register: ip
+      changed_when: false
+
+    - name: SET_FACT | Apply some configuration
+      ansible.builtin.set_fact:
+        # MariaDB don't read /etc/hosts (from vagrant host plugin)
+        mariadb_replication_host: "{{ ip.stdout }}"
+        # Need this to use vagrant 'delegate_to'
+        mariadb_slave_import_from: "{{ ansible_hostname | replace ('slave', 'master') }}"
+
+  roles:
+    - ../../
+  tasks:
+
+    - block:
+
+        - name: COPY | Deploy dump
+          ansible.builtin.copy:
+            src: import2.sql
+            dest: /tmp/import2.sql
+            mode: 0644
+            owner: root
+            group: root
+          delegate_to: "{{ mariadb_slave_import_from }}"
+          register: c
+
+        - name: MYSQL_DB | Import another dump
+          community.mysql.mysql_db:
+            name: "{{ item }}"
+            state: import
+            target: /tmp/import2.sql
+            login_unix_socket: "{{ mariadb_socket }}"
+          loop: ['testrepl', 'norepl']
+          when: c.changed
+
+      delegate_to: "{{ mariadb_slave_import_from }}"
+
+    - name: MYSQL_REPLICATION | Get slave infos
+      community.mysql.mysql_replication:
+        mode: getslave
+      register: slave
+
+    - name: FAIL | if slave threads are not running
+      ansible.builtin.fail:
+        msg: "Slave issue"
+      when: slave.Slave_IO_Running != 'Yes' or slave.Slave_SQL_Running != 'Yes'
+
+- hosts: galera
+  pre_tasks:
+
+    - name: APT_REPOSITORY | Force galera-3 on Buster + MariaDB from Debian repository (prevent crashes)
+      ansible.builtin.set_fact:
+        mariadb_galera_package_name: 'galera-3'
+      when: ansible_distribution_release == 'buster' and mariadb_origin == 'default'
+
+    - name: SET_FACT | Apply some configuration
+      ansible.builtin.set_fact:
+        mariadb_galera_primary_node: '{% if is_docker %}docker-{% else %}vbox-{% endif %}{{ ansible_distribution_release }}-{{ mariadb_origin }}-galera-1'
+        mariadb_wsrep_node_address: "{{ '127.0.0.1' if is_docker else ansible_eth1.ipv4.address }}"
+
+  roles:
+    - ../../