feat: add rules in PREROUTING for pod loadbalacing access to apiservers in local mode #2398
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Codecov ReportAttention: Patch coverage is
Additional details and impacted files@@ Coverage Diff @@
## master #2398 +/- ##
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Coverage ? 42.04%
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Files ? 395
Lines ? 25972
Branches ? 0
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Hits ? 10920
Misses ? 14032
Partials ? 1020
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What type of PR is this?
What this PR does / why we need it:
In local mode, the previous implementation only added loadbalancing rules in the OUTPUT chain, which is suitable for kubelet loadbalancing access to apiservers.
For pods, their traffic goes through PREROUTING chain instead of OUTPUT chain. Therefore, when pods loadbalancing access to apiservers needs to add rules in PREROUTING chain, that is, we need to append a LBCHAIN chain to PREROUTING chain.
Which issue(s) this PR fixes:
Fixes #
Special notes for your reviewer:
Does this PR introduce a user-facing change?
other Note