🔨 Add molecule

molecule/_shared/inventory/group_vars/all.yml

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+---
+
+mariadb_bind_address: '0.0.0.0'
+mariadb_extra_configuration:
+  innodb_commit_concurrency: 0
+mariadb_install_xtrabackup_package: true
+mariadb_slow_query_log_enabled: true
+mariadb_debug_role: true

molecule/_shared/inventory/group_vars/galera.yml

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+---
+
+mariadb_use_galera: true
+mariadb_galera_members: "{{ groups['galera'] }}"

molecule/_shared/inventory/group_vars/master.yml

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+---
+
+# Master durability
+mariadb_sync_binlog: '1'
+mariadb_innodb_flush_log_at_trx_commit: '1'
+
+mariadb_databases:
+  - 'testrepl'
+  - 'norepl'
+
+mariadb_users:
+  - name: 'replication'
+    password: '1a2b3c'
+    priv: '*.*:REPLICATION SLAVE'
+    host: '%'
+mariadb_replication_master: true
+mariadb_replication_slave: false
+
+# vim: set ft=yaml :

molecule/_shared/inventory/group_vars/slave.yml

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+---
+
+mariadb_replication_master: false
+mariadb_replication_slave: true
+mariadb_replication_user: 'replication'
+mariadb_replication_password: '1a2b3c'
+mariadb_slave_ignore_db: ['norepl']
+mariadb_slave_import_from: "{{ groups['master'][0] }}"
+mariadb_replication_host: "{{ groups['master'][0] }}"
+
+# vim: set ft=yaml :