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Allow underscore character in hostSNI matcher

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Rohit Lohar 2025-03-28 16:06:04 +05:30 committed by GitHub
parent 2087e11f55
commit ddb32ef86f
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2 changed files with 6 additions and 1 deletions
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2
pkg/muxer/tcp/mux.go
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@ -310,7 +310,7 @@ func alpn(tree *matchersTree, protos ...string) error {
return nil return nil
} }
var hostOrIP = regexp.MustCompile(`^[[:alnum:]\.\-\:]+$`) var hostOrIP = regexp.MustCompile(`^[[:word:]\.\-\:]+$`)
// hostSNI checks if the SNI Host of the connection match the matcher host. // hostSNI checks if the SNI Host of the connection match the matcher host.
func hostSNI(tree *matchersTree, hosts ...string) error { func hostSNI(tree *matchersTree, hosts ...string) error {

5
pkg/muxer/tcp/mux_test.go
View File

@ -743,6 +743,11 @@ func Test_HostSNI(t *testing.T) {
ruleHosts: []string{"foo.bar"}, ruleHosts: []string{"foo.bar"},
serverName: "foo.bar", serverName: "foo.bar",
}, },
{
desc: "Matching hosts with subdomains with _",
ruleHosts: []string{"foo_bar.example.com"},
serverName: "foo_bar.example.com",
},
{ {
desc: "Matching IPv4", desc: "Matching IPv4",
ruleHosts: []string{"127.0.0.1"}, ruleHosts: []string{"127.0.0.1"},