registry of message busses

[DaanHoogland]

Description

This PR is a PoC for allowing multiple message busses.

Fixes: #6778

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)

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?

[codecov]

Codecov Report

Attention: 41 lines in your changes are missing coverage. Please review.

Comparison is base (5c7e4b7) 29.16% compared to head (e596b10) 29.21%.
Report is 152 commits behind head on main.

Files	Patch %	Lines
...udstack/framework/events/EventDistributorImpl.java	40.00%	8 Missing and 4 partials ⚠️
...org/apache/cloudstack/mom/kafka/KafkaEventBus.java	0.00%	8 Missing ⚠️
...ache/cloudstack/mom/rabbitmq/RabbitMQEventBus.java	0.00%	6 Missing ⚠️
...dstack/network/contrail/management/EventUtils.java	44.44%	5 Missing ⚠️
...ache/cloudstack/mom/inmemory/InMemoryEventBus.java	42.85%	1 Missing and 3 partials ⚠️
server/src/main/java/com/cloud/api/ApiServer.java	72.72%	2 Missing and 1 partial ⚠️
...n/java/com/cloud/network/NetworkStateListener.java	90.47%	1 Missing and 1 partial ⚠️
...va/com/cloud/utils/component/ComponentContext.java	0.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #7990      +/-   ##
============================================
+ Coverage     29.16%   29.21%   +0.05%     
- Complexity    31064    31121      +57     
============================================
  Files          5193     5194       +1     
  Lines        366292   366315      +23     
  Branches      53555    53568      +13     
============================================
+ Hits         106816   107026     +210     
+ Misses       244832   244606     -226     
- Partials      14644    14683      +39     

Flag	Coverage Δ
simulator-marvin-tests	25.18% <59.63%> (+0.06%)	⬆️
uitests	4.49% <ø> (ø)
unit-tests	14.81% <3.65%> (-0.01%)	⬇️

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[sonarqubecloud]

SonarCloud Quality Gate failed.   

1 Bug
0 Vulnerabilities
0 Security Hotspots
3 Code Smells

19.0% Coverage
2.6% Duplication

The version of Java (11.0.20.1) you have used to run this analysis is deprecated and we will stop accepting it soon. Please update to at least Java 17.
Read more here

Catch issues before they fail your Quality Gate with our IDE extension SonarLint

[DaanHoogland]

@blueorangutan package

[blueorangutan]

@DaanHoogland 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.

[sonarqubecloud]

SonarCloud Quality Gate failed.   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
4 Code Smells

8.2% Coverage
2.9% Duplication

The version of Java (11.0.21) you have used to run this analysis is deprecated and we will stop accepting it soon. Please update to at least Java 17.
Read more here

Catch issues before they fail your Quality Gate with our IDE extension SonarLint

[blueorangutan]

Packaging result [SF]: ✔️ el7 ✔️ el8 ✔️ el9 ✔️ debian ✔️ suse15. SL-JID 7811

[github-actions]

This pull request has merge conflicts. Dear author, please fix the conflicts and sync your branch with the base branch.

[shwstppr]

@DaanHoogland Based on our discussion a week or two back, I'm closing this in favour of #8674

I've incorporated changes from here and publish on multiple event buses is working there