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// Copyright 2015 Matthew Holt and The Caddy Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package caddytls
import (
"crypto/tls"
"github.com/caddyserver/caddy/v2"
"github.com/caddyserver/certmagic"
)
func init() {
caddy.RegisterModule(MatchServerName{})
}
// MatchServerName matches based on SNI. Names in
// this list may use left-most-label wildcards,
// similar to wildcard certificates.
type MatchServerName []string
// CaddyModule returns the Caddy module information.
func (MatchServerName) CaddyModule() caddy.ModuleInfo {
return caddy.ModuleInfo{
ID: "tls.handshake_match.sni",
New: func() caddy.Module { return new(MatchServerName) },
}
}
// Match matches hello based on SNI.
func (m MatchServerName) Match(hello *tls.ClientHelloInfo) bool {
for _, name := range m {
if certmagic.MatchWildcard(hello.ServerName, name) {
return true
}
}
return false
}
// Interface guard
var _ ConnectionMatcher = (*MatchServerName)(nil)
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