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net: TestLookupDotsWithLocalSource failures #64689

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gopherbot opened this issue Dec 12, 2023 · 2 comments
Open

net: TestLookupDotsWithLocalSource failures #64689

gopherbot opened this issue Dec 12, 2023 · 2 comments
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NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

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@gopherbot
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#!watchflakes
default <- pkg == "net" && test == "TestLookupDotsWithLocalSource"

Issue created automatically to collect these failures.

Example (log):

--- FAIL: TestLookupDotsWithLocalSource (0.00s)
    lookup_test.go:626: netgo: got localhost.; want localhost

— watchflakes
@gopherbot gopherbot added the NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. label Dec 12, 2023
@gopherbot
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Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "net" && test == "TestLookupDotsWithLocalSource"
2023-12-12 19:42 windows-amd64-2016 go@c2079deb net.TestLookupDotsWithLocalSource (log) 
--- FAIL: TestLookupDotsWithLocalSource (0.00s)
    lookup_test.go:626: netgo: got localhost.; want localhost

— watchflakes

@mateusz834
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mateusz834 commented Dec 13, 2023 •
edited
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The go resolver might return localhost., when the order is not hostLookupFilesDNS/hostLookupFiles or the hosts file does not have localhost defined there.

go/src/net/dnsclient_unix.go

Line 891 in f2d243d

ptrs = append(ptrs, ptr.PTR.String())

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