package caddytls import ( "crypto/tls" "github.com/caddyserver/caddy2" ) // MatchServerName matches based on SNI. type MatchServerName []string func init() { caddy2.RegisterModule(caddy2.Module{ Name: "tls.handshake_match.sni", New: func() interface{} { return MatchServerName{} }, }) } // Match matches hello based on SNI. func (m MatchServerName) Match(hello *tls.ClientHelloInfo) bool { for _, name := range m { // TODO: support wildcards (and regex?) if hello.ServerName == name { return true } } return false } // Interface guard var _ ConnectionMatcher = MatchServerName{}