koord-manager: make initialization scalable

[eahydra]

Signed-off-by: Joseph joseph.t.lee@outlook.com

Ⅰ. Describe what this PR does

Simplify the initialization logic of the koord-manager main function to make it more scalable.

[codecov]

Codecov Report

Base: 67.95% // Head: 67.87% // Decreases project coverage by -0.07% ⚠️

Coverage data is based on head (5a303ff) compared to base (b401d54).
Patch coverage: 0.00% of modified lines in pull request are covered.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #833      +/-   ##
==========================================
- Coverage   67.95%   67.87%   -0.08%     
==========================================
  Files         216      216              
  Lines       24387    24411      +24     
==========================================
- Hits        16573    16570       -3     
- Misses       6666     6692      +26     
- Partials     1148     1149       +1     

Flag	Coverage Δ
unittests	67.87% <0.00%> (-0.08%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...slo-controller/nodemetric/nodemetric_controller.go	52.33% <0.00%> (-3.67%)	⬇️
...controller/noderesource/noderesource_controller.go	37.34% <0.00%> (-5.12%)	⬇️
pkg/slo-controller/nodeslo/nodeslo_controller.go	46.45% <0.00%> (-2.71%)	⬇️
pkg/util/httputil/reverseproxy.go	84.30% <0.00%> (-0.80%)	⬇️

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[ZiMengSheng]

/lgtm

[saintube]

/lgtm

[hormes]

/approve

[koordinator-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: hormes, ZiMengSheng

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• cmd/OWNERS [hormes]
• pkg/slo-controller/OWNERS [hormes]

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[FillZpp]

/milestone v1.1