[LU-18503] Add keepalive message from ofd_access_log_reader

• Type: Improvement
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.17.0
• Severity: 3
• Assignee: Vitaliy Kuznetsov
• Reporter: Vitaliy Kuznetsov

Description

Add Checks ofd_access_log_reader for keepalive message feature availability. Start ofd_access_log_reader with keepalive message option if it is available.
Add tests for ofd_access_log_reader to test keepalive message feature. Fix a bug when trace file is opened. Move FATAL, ERROR, DEBUG macros to include and Use FATAL macro where possible