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Adds the support for IPv6 in the TCP HostSNI matcher

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Romain 2023-02-14 15:04:05 +01:00 • committed by GitHub
parent e053eb6f17
commit 1a6dfe1f6b
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3 changed files with 28 additions and 4 deletions
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6
pkg/muxer/tcp/mux.go
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@ -315,7 +315,7 @@ func alpn(tree *matchersTree, protos ...string) error {
return nil
}
var almostFQDN = regexp.MustCompile(`^[[:alnum:]\.-]+$`)
var hostOrIP = regexp.MustCompile(`^[[:alnum:]\.\-\:]+$`)
// hostSNI checks if the SNI Host of the connection match the matcher host.
func hostSNI(tree *matchersTree, hosts ...string) error {
@ -329,8 +329,8 @@ func hostSNI(tree *matchersTree, hosts ...string) error {
continue
}
if !almostFQDN.MatchString(host) {
return fmt.Errorf("invalid value for \"HostSNI\" matcher, %q is not a valid hostname", host)
if !hostOrIP.MatchString(host) {
return fmt.Errorf("invalid value for \"HostSNI\" matcher, %q is not a valid hostname or IP", host)
}
hosts[i] = strings.ToLower(host)