karmadactl taint uses factory to access cluster

[helen-frank]

What type of PR is this?
/kind feature

Which issue(s) this PR fixes:
Fixes #
Part of#2349
Special notes for your reviewer:
Test

go run ./cmd/karmadactl/karmadactl.go --kubeconfig /etc/karmada/karmada-apiserver.config taint clusters kind-multi-node1 bar:NoSchedule
cluster/kind-multi-node1 tainted

kubectl --kubeconfig /etc/karmada/karmada-apiserver.config get clusters kind-multi-node1 -oyaml | grep -C 5 taints                                         
    namespace: karmada-cluster
  secretRef:
    name: kind-multi-node1
    namespace: karmada-cluster
  syncMode: Push
  taints:
  - effect: NoSchedule
    key: bar
status:
  apiEnablements:
  - groupVersion: admissionregistration.k8s.io/v1

go run ./cmd/karmadactl/karmadactl.go --kubeconfig /etc/karmada/karmada-apiserver.config taint clusters kind-multi-node1 bar:NoSchedule-                                                       
cluster/kind-multi-node1 untainted

Does this PR introduce a user-facing change?:

NONE

[codecov-commenter]

Codecov Report

Merging #2610 (2f34d1f) into master (05be79f) will increase coverage by 0.02%.
The diff coverage is 7.14%.

❗ Current head 2f34d1f differs from pull request most recent head 222663e. Consider uploading reports for the commit 222663e to get more accurate results

@@            Coverage Diff             @@
##           master    #2610      +/-   ##
==========================================
+ Coverage   23.81%   23.84%   +0.02%     
==========================================
  Files         184      184              
  Lines       18502    18488      -14     
==========================================
+ Hits         4407     4408       +1     
+ Misses      13749    13735      -14     
+ Partials      346      345       -1     

Flag	Coverage Δ
unittests	23.84% <7.14%> (+0.02%)	⬆️

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

Impacted Files	Coverage Δ
pkg/karmadactl/karmadactl.go	0.00% <0.00%> (ø)
pkg/karmadactl/taint.go	43.12% <7.69%> (+2.68%)	⬆️
pkg/search/proxy/store/util.go	53.80% <0.00%> (-1.17%)	⬇️
pkg/util/serviceaccount.go	50.00% <0.00%> (+4.16%)	⬆️

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[wuyingjun-lucky]

As @jwcesign comment on https://github.com/karmada-io/karmada/pull/2611/files
Can we extract these duplicated codes ? @carlory

[wuyingjun-lucky]

It works well on my side

[carlory]

thanks, I will review it tomorrow.

[lonelyCZ]

Hi, @helen-frank , please rebase it.

/assign

[helen-frank]

/cc @lonelyCZ

[lonelyCZ]

Thanks @helen-frank , It works fine in my env.

/lgtm
/approve

[karmada-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: lonelyCZ

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