fix users with multiple schemas with ALL PRIVILEGES only showing first

plugins/module_utils/user.py

@@ -552,17 +552,15 @@ def privileges_get(module, cursor, user, host, maria_role=False):
             if "WITH GRANT OPTION" in res.group(7):
                 privileges.append('GRANT')
 
-        # Prevent to output 'ALL', 'ALL' because mysql 8 display all privileges
-        # with two lines as you can see in variable mysql8_all_privileges.
-        if (
-            'ALL' in privileges
-            and (['ALL'] in output.values() or ['ALL', 'GRANT'] in output.values())
-        ):
-            continue
-
         output.setdefault(db, []).extend(privileges)
 
-    return output
+    # Prevent to output 'ALL', 'ALL' because mysql 8 display all privileges
+    # with two lines as you can see in variable mysql8_all_privileges.
+    output_deduplicates = {}
+    for k, v in output.items():
+        output_deduplicates[k] = list(set(v))
+
+    return output_deduplicates
 
 
 def normalize_col_grants(privileges):

tests/integration/targets/test_mysql_info/tasks/filter_users_privs.yml

@@ -15,7 +15,10 @@
     # ================================ Prepare ==============================
     - name: Mysql_info users_privs | Create databases
       community.mysql.mysql_db:
-        name: users_privs_db
+        name:
+          - users_privs_db
+          - users_privs_db2
+          - users_privs_db3
         state: present
 
     - name: Mysql_info users_privs | Create tables
@@ -74,7 +77,9 @@
         - name: users_privs_multi
           priv:
             'mysql.*': 'SELECT'
-            'users_privs_db.*': 'SELECT'
+            'users_privs_db.*': 'ALL'
+            'users_privs_db2.*': 'ALL'
+            'users_privs_db3.*': 'ALL'
         - name: users_privs_usage_only
           priv:
             '*.*': 'USAGE'
@@ -194,7 +199,10 @@
 
     - name: Mysql_info users_privs | Cleanup databases
       community.mysql.mysql_db:
-        name: users_privs_db
+        name:
+          - users_privs_db
+          - users_privs_db2
+          - users_privs_db3
         state: absent
 
     - name: Mysql_info users_privs | Cleanup sql file for the procedure