KVM Host HA code improvements

[sureshanaparti]

Description

This PR improves the Host HA code (updates logs and some refactoring / cleanup).

Types of changes

• Breaking change (fix or feature that would cause existing functionality to change)
• New feature (non-breaking change which adds functionality)
• Bug fix (non-breaking change which fixes an issue)
• Enhancement (improves an existing feature and functionality)
• Cleanup (Code refactoring and cleanup, that may add test cases)
• Build/CI
• Test (unit or integration test code)

Feature/Enhancement Scale or Bug Severity

Feature/Enhancement Scale

• Major
• Minor

Bug Severity

• BLOCKER
• Critical
• Major
• Minor
• Trivial

Screenshots (if appropriate):

How Has This Been Tested?

How did you try to break this feature and the system with this change?

[sureshanaparti]

@blueorangutan package

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 3.69%. Comparing base (ffebe8e) to head (c3f6d76).

❗ There is a different number of reports uploaded between BASE (ffebe8e) and HEAD (c3f6d76). Click for more details.

HEAD has 1 upload less than BASE

Flag	BASE (ffebe8e)	HEAD (c3f6d76)
unittests	1	0

Additional details and impacted files

@@              Coverage Diff              @@
##               4.22   #13088       +/-   ##
=============================================
- Coverage     17.67%    3.69%   -13.99%     
=============================================
  Files          5922      448     -5474     
  Lines        533094    38101   -494993     
  Branches      65210     7059    -58151     
=============================================
- Hits          94246     1409    -92837     
+ Misses       428208    36505   -391703     
+ Partials      10640      187    -10453     

Flag	Coverage Δ
uitests	3.69% <ø> (ø)
unittests	?

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[blueorangutan]

@sureshanaparti a [SL] Jenkins job has been kicked to build packages. It will be bundled with KVM, XenServer and VMware SystemVM templates. I'll keep you posted as I make progress.

[blueorangutan]

Packaging result [SF]: ✔️ el8 ✔️ el9 ✔️ el10 ✔️ debian ✔️ suse15. SL-JID 17658

[sureshanaparti]

@blueorangutan test

[blueorangutan]

@sureshanaparti a [SL] Trillian-Jenkins test job (ol8 mgmt + kvm-ol8) has been kicked to run smoke tests