Method clientSessionCacheKey

handshake_client.go:1289–1297

clientSessionCacheKey returns a key used to cache sessionTickets that could be used to resume previously negotiated TLS sessions with a server.

()

// clientSessionCacheKey returns a key used to cache sessionTickets that could
// be used to resume previously negotiated TLS sessions with a server.
func (c *Conn) clientSessionCacheKey() string {
	if len(c.config.ServerName) > 0 {
		return c.config.ServerName
	}
	if c.conn != nil {
		return c.conn.RemoteAddr().String()
	}
	return ""
}

// hostnameInSNI converts name into an appropriate hostname for SNI.
// Literal IP addresses and absolute FQDNs are not permitted as SNI values.