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Update netutils.go #1561

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Update netutils.go #1561

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3 changes: 3 additions & 0 deletions pkg/netutils/netutils.go
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Original file line number Diff line number Diff line change
Expand Up @@ -124,6 +124,9 @@ func NetLimit() *rate.Rate {

// ExtractHost extracts host ip from the giving string.
func ExtractHost(hostAndPort string) string {
if stringutils.IsEmptyStr(hostAndPort) {
return ""
}
fields := strings.Split(strings.TrimSpace(hostAndPort), ":")
return fields[0]
}
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