Routed: support vxlan networks

[weizhouapache]

Description

This PR supports Routed network with vxlan isolation

fixes #10855

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?

[weizhouapache]

@blueorangutan package

[blueorangutan]

@weizhouapache 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.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 4.00%. Comparing base (52d9860) to head (bc0c3db).

❗ There is a different number of reports uploaded between BASE (52d9860) and HEAD (bc0c3db). Click for more details.

HEAD has 1 upload less than BASE

Flag	BASE (52d9860)	HEAD (bc0c3db)
unittests	1	0

Additional details and impacted files

@@              Coverage Diff              @@
##               4.20   #10861       +/-   ##
=============================================
- Coverage     16.14%    4.00%   -12.14%     
=============================================
  Files          5655      400     -5255     
  Lines        497310    32555   -464755     
  Branches      60277     5770    -54507     
=============================================
- Hits          80278     1305    -78973     
+ Misses       408088    31101   -376987     
+ Partials       8944      149     -8795     

Flag	Coverage Δ
uitests	4.00% <ø> (ø)
unittests	?

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[blueorangutan]

Packaging result [SF]: ✔️ el8 ✔️ el9 ✔️ debian ✔️ suse15. SL-JID 13370

[weizhouapache]

@blueorangutan test

[blueorangutan]

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

[blueorangutan]

[SF] Trillian test result (tid-13295)
Environment: kvm-ol8 (x2), Advanced Networking with Mgmt server ol8
Total time taken: 57243 seconds
Marvin logs: https://github.com/blueorangutan/acs-prs/releases/download/trillian/pr10861-t13295-kvm-ol8.zip
Smoke tests completed. 141 look OK, 0 have errors, 0 did not run
Only failed and skipped tests results shown below:

Test	Result	Time (s)	Test File