redhat: use variable galera_enable_mariadb_repo (#117)

* redhat: use variable galera_enable_mariadb_repo to disallow mariadb repo

Co-authored-by: Thorsten Liepert <[email protected]>

tasks/redhat.yml

@@ -9,6 +9,8 @@
     gpgcheck: true
   become: true
   register: "repo_added"
+  when:
+    - galera_enable_mariadb_repo | bool
 
 # fix for conflicting package from appstream
 - name: redhat | disable appstream mysql/mariadb modules
@@ -17,7 +19,9 @@
     warn: false
   changed_when: false
   become: true
-  when: ansible_distribution_major_version is version('8', '>=')
+  when:
+    - ansible_distribution_major_version is version('8', '>=')
+    - galera_enable_mariadb_repo | bool
 
 - name: redhat | clean dnf metadata (centos8 & fedora)
   shell: "dnf clean all && rm -r /var/cache/dnf" # noqa 503
@@ -27,6 +31,7 @@
   when:
     - repo_added.changed
     - ansible_distribution_major_version is version('8', '>=')
+    - galera_enable_mariadb_repo | bool
 
 - name: redhat | installing pre-reqs
   yum: