refacter: renamed facts to libs

modules/libs/lib/facter/mysql_wsrep.rb

@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+# skip if mysql isnt installed or active
+if system('which mysql > /dev/null 2>&1') && system('systemctl is-active --quiet mariadb')
+
+  # export mysql wsrep status
+  wsrep_status = `mysql -e "SHOW STATUS LIKE 'wsrep%';"`
+
+  # loop over the output
+  wsrep_status.each_line do |line|
+    # skip the line unless it starts with 'wsrep_'
+    next unless line.match(/^wsrep_/)
+
+    key, value = line.split("\t")
+    Facter.add("mysql_#{key.strip}") do
+      setcode do
+        value.strip
+      end
+    end
+  end
+end