add utils function to get server type (MySQL vs MariaDB)

plugins/module_utils/mysql.py

@@ -194,6 +194,13 @@ def mysql_common_argument_spec():
     )
 
 
+def get_server_type(cursor):
+    """ Return MySQL or MariaDB after quering the server
+    using SELECT VERSION()"""
+    srv_ver = get_server_version(cursor)
+    return 'mariadb' if 'mariadb' in srv_ver.lower() else "mysql"
+
+
 def get_server_version(cursor):
     """Returns a string representation of the server version."""
     cursor.execute("SELECT VERSION() AS version")

plugins/module_utils/user.py

@@ -16,6 +16,7 @@
 
 from ansible_collections.community.mysql.plugins.module_utils.mysql import (
     mysql_driver,
+    get_server_type,
 )