fix: use ip instead of hostname due to can't resolved on k8s

[coderzc]

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[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (master@644f725). Click here to learn what that means.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master      #73   +/-   ##
=========================================
  Coverage          ?   88.28%           
  Complexity        ?     2252           
=========================================
  Files             ?      240           
  Lines             ?     7837           
  Branches          ?      644           
=========================================
  Hits              ?     6919           
  Misses            ?      612           
  Partials          ?      306           

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