Fix external etcd cluster nano-management failure

[zhuzhenfan]

What type of PR is this?

/kind bug

What this PR does / why we need it:

external etcd cluster nano-management failure

Which issue(s) this PR fixes:

Fixes #

Special notes for reviewers:

Does this PR introduced a user-facing change?

None

Additional documentation, usage docs, etc.:

@x893675 @lixd

[codecov-commenter]

Codecov Report

Merging #557 (f943bc0) into release-1.3 (42ec95c) will not change coverage.
The diff coverage is n/a.

📣 This organization is not using Codecov’s GitHub App Integration. We recommend you install it so Codecov can continue to function properly for your repositories. Learn more

@@             Coverage Diff              @@
##           release-1.3     #557   +/-   ##
============================================
  Coverage        12.16%   12.16%           
============================================
  Files              111      111           
  Lines            16993    16993           
============================================
  Hits              2067     2067           
  Misses           14679    14679           
  Partials           247      247           

[lixd]

/lgtm

[kubeclipper-bot]

LGTM label has been added.

Git tree hash: 86e434b899629770fa367ed25cfb2d74574f04ca

[x893675]

/approve

[kubeclipper-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: lixd, x893675, zhuzhenfan

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[zhuzhenfan]

/cherry-pick master

[kubeclipper-bot]

@zhuzhenfan: new pull request created: #565

In response to this:

/cherry-pick master

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.

[zhuzhenfan]

/cherrypick master

[kubeclipper-bot]

@zhuzhenfan: new pull request could not be created: failed to create pull request against kubeclipper/kubeclipper#master from head kubeclipper-bot:cherry-pick-557-to-master: status code 422 not one of [201], body: {"message":"Validation Failed","errors":[{"resource":"PullRequest","code":"custom","message":"A pull request already exists for kubeclipper-bot:cherry-pick-557-to-master."}],"documentation_url":"https://docs.github.com/rest/reference/pulls#create-a-pull-request"}

In response to this:

/cherrypick master

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.