support all of ip #4393

[cvictory]

#4393

[codecov-io]

Codecov Report

❗ No coverage uploaded for pull request base (master@69d984e). Click here to learn what that means.
The diff coverage is 0%.

@@            Coverage Diff            @@
##             master    #4431   +/-   ##
=========================================
  Coverage          ?   63.98%           
  Complexity        ?      451           
=========================================
  Files             ?      769           
  Lines             ?    33196           
  Branches          ?     5237           
=========================================
  Hits              ?    21239           
  Misses            ?     9529           
  Partials          ?     2428

Impacted Files	Coverage Δ	Complexity Δ
...apache/dubbo/rpc/cluster/router/tag/TagRouter.java	35.1% <0%> (ø)	0 <0> (?)

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[ralf0131]

The implementation is ok. But I think there should be a more general approach. I think we can improve org.apache.dubbo.common.utils.NetUtils#matchIpRange to be able to check 0.0.0.0

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