Merge pull request #5834 from Countly/delete_old_members_gc_v2

Update delete_old_members.js for global admins to be exluded from deletion

bin/scripts/member-managament/delete_old_members.js

@@ -17,7 +17,8 @@ var days = 30;
 //query states not logged in in last N days , but logged in at least once
 
 var ts = Math.round(Date.now() / 1000) - days * 24 * 60 * 60;
-var query = {"$and": [{"last_login": {"$lt": ts}}, {"last_login": {"$exists": true}}]};
+var query = {"$and": [{"last_login": {"$lt": ts}}, {"last_login": {"$exists": true}}, {"global_admin": {"$ne": true}}]};
+// {"global_admin": {"$ne": true}} ensures that global admins are excluded from deletion.
 
 //although mogodb does not return null on $lt, keep like above for safety
 
@@ -120,4 +121,4 @@ function sendRequest(params, callback) {
         console.log(e);
         callback({"err": 'Failed to send'});
     }
-}
+}