# $wait_time previously defined, in seconds
# $password previously defined
if ( ! $ssh->run_ssh() ) {
    if ( $ssh->waitfor( "ontinue connecting", $wait_time ) ) {
        $ssh->send("yes");
    }
    if ( $ssh->waitfor( "ssword", $wait_time ) ) {
        $ssh->send( $password );
    }
    if ( $ssh->waitfor( "ast login", $wait_time ) ) {
        # logged in
    }
    else {
        # unexpected error
        return undef;
    }
}
# connected, continue on your way