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plugin/file: optimize cname get rr by type (#5080)

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Signed-off-by: xuweiwei <xuweiwei_yewu@cmss.chinamobile.com>
This commit is contained in:
xuweiwei
2022-01-22 07:05:11 +08:00
committed by GitHub
parent 1c6b68f3cb
commit 1d3e901157
2 changed files with 1 additions and 12 deletions
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2
plugin/file/lookup.go
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@@ -366,7 +366,7 @@ Redo:
goto Redo goto Redo
} }
targets := rrutil.CNAMEForType(elem.All(), qtype) targets := elem.Type(qtype)
if len(targets) > 0 { if len(targets) > 0 {
rrs = append(rrs, targets...) rrs = append(rrs, targets...)

11
plugin/file/rrutil/util.go
View File

@@ -16,14 +16,3 @@ func SubTypeSignature(rrs []dns.RR, subtype uint16) []dns.RR {
} }
return sigs return sigs
} }
// CNAMEForType returns the RR that have the qtype from targets.
func CNAMEForType(rrs []dns.RR, qtype uint16) []dns.RR {
ret := []dns.RR{}
for _, target := range rrs {
if target.Header().Rrtype == qtype {
ret = append(ret, target)
}
}
return ret
}