Cloned from https://bugzilla.redhat.com/show_bug.cgi?id=1703496

Description of problem:
Satellite audits cleanup

Version-Release number of selected component (if applicable):
Satellite 6.4.2

How reproducible:
Always

Steps to Reproduce:
1.Some production Satellites have more than 5 million audit entries which degrades the performance of Satellite audit UI. Need an automatic cleanup mechanism to remove old audit entries.

Actual results:
Production Satellites accumulate large of Audit data which are not purged.

1. time curl k -u admin https://satellite.example.com/api/audits > audit
   Enter host password for user 'admin':
   % Total % Received % Xferd Average Speed Time Time Time Current
   Dload Upload Total Spent Left Speed
   100 13950 0 13950 0 0 817 0 -:--:-- 0:00:17 --:--:-- 3534

real 0m19.485s
user 0m0.047s
sys 0m0.066s

1. head audit {
   "total": 5136427,
   "subtotal": 5136427,
   "page": 1,
   "per_page": 30,
   "search": null,
   "sort": {
   "by": null,
   "order": null
   },

Expected results:
Need an automated purge mechanism for audits.

Additional info: