refactor: reconstructing consul multiple dc

[shenqidebaozi]

Description (what this PR does / why we need it):

Which issue(s) this PR fixes (resolves / be part of):

Other special notes for the reviewers:

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 84.69%. Comparing base (856bc9a) to head (f8c2cef). Report is 50 commits behind head on main.

:exclamation: Current head f8c2cef differs from pull request most recent head 17f63f9

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Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3063      +/-   ##
==========================================
+ Coverage   84.43%   84.69%   +0.26%     
==========================================
  Files          88       88              
  Lines        3983     3986       +3     
==========================================
+ Hits         3363     3376      +13     
+ Misses        443      438       -5     
+ Partials      177      172       -5     

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