Groovy IsipAddress本地

Posted 2021-02-23

See: // http://stackoverflow.com/questions/2406341/how-to-check-if-an-ip-address-is-the-local-host-on-a-multi-homed-system

public static boolean isInetAddressLocal(InetAddress addr) {
    // http://stackoverflow.com/questions/2406341/how-to-check-if-an-ip-address-is-the-local-host-on-a-multi-homed-system
    if (addr.isAnyLocalAddress() || addr.isLoopbackAddress()) { return true; }
    // Check if the address is defined on any interface
    try { return NetworkInterface.getByInetAddress(addr) != null; } catch (SocketException e) { return false;}
}
 
public static boolean isIpStringAddressLocal(String strIpAddress) {
    def addr = InetAddress.getByName( strIpAddress );
    // http://stackoverflow.com/questions/2406341/how-to-check-if-an-ip-address-is-the-local-host-on-a-multi-homed-system
    if (addr.isAnyLocalAddress() || addr.isLoopbackAddress()) { return true; }
    // Check if the address is defined on any interface
    try { return NetworkInterface.getByInetAddress(addr) != null; } catch (SocketException e) { return false;}
}