public byte[] fileHeadConstruct(DlmsRequest req) {
String strFileHead = (String) req.getAppendParam(DlmsUpgradeAssisant.FILE_HEAD);
if (tracer.isEnabled()) tracer.trace("MeterId:" + req.getMeterId() + "FileHead:" + strFileHead);
byte[] fileHead = HexDump.toArray(strFileHead);
if (fileHead[1] == 1) { // 加密
ByteBuffer iv = ByteBuffer.allocate(12);
DlmsContext context = contextManager.getContext(req.getMeterId());
byte[] verfication = new byte[16];
try {
System.arraycopy(fileHead, 23, verfication, 0, 16);
byte[] encryptVerfiy = AESGcm128.encrypt(context.encryptKey, iv.array(), verfication, null);
System.arraycopy(encryptVerfiy, 0, fileHead, 23, 16);
} catch (InvalidCipherTextException e) {
log.error(StringUtil.getExceptionDetailInfo(e));
}
}
return fileHead;
}
/**
* step7 写入执行时间 新版本软件生效，通过action操作image transfer对象的方法4激活之前步骤中传输的升级包文件。 软件升级时间的格式为array[1] {
* structure include { time; octet-string[4] date; octet-string[5] } }
*
* @param req
* @param dr
*/
private void upgradeStep_07(DlmsRequest req, DlmsRequest dr) {
// 写执行时间
String strEffcDate = (String) dr.getAppendParam(DlmsUpgradeAssisant.EFFECTIVE_TIME);
String[] dateTime = strEffcDate.split(" ");
DlmsData[] effcDate = new DlmsData[2];
effcDate[0] = new DlmsData();
effcDate[0].setDlmsTime(dateTime[1]);
effcDate[1] = new DlmsData();
effcDate[1].setDlmsDate(dateTime[0]);
DlmsData[] array = new DlmsData[] {new DlmsData()};
ASN1SequenceOf struct = new ASN1SequenceOf(effcDate);
array[0].setStructure(struct);
DlmsData data = new DlmsData();
try {
data.setArray(array);
} catch (IOException e) {
log.error(StringUtil.getExceptionDetailInfo(e));
}
setRequestParam(dr, new ObisDescription(22, "0.0.15.0.2.255", 4));
dr.getParams()[0].data = data;
dr.setOpType(DLMS_OP_TYPE.OP_SET);
dr.setOperator(DlmsUpgradeAssisant.UPGRADE_07);
}
public void handleUpgrade(DlmsEventProcessor processor, DlmsRequest req, DlmsContext context) {
try {
boolean isFinished = false; // 是否升级结束
boolean isSuccess = true; // 命令是否成功
DlmsRequest dr = new DlmsRequest();
dr.setRelayParam(req.getRelayParam());
dr.setMeterId(context.meterId);
dr.addAllAppendParmas(req.getAllParam());
dr.setDestAddr(req.getDestAddr());
if (req.getOperator().equals(DlmsUpgradeAssisant.UPGRADE_00)) {
isSuccess = updateStep_01_01(req, dr);
} else if (req.getOperator().equals(DlmsUpgradeAssisant.UPGRADE_01_01)) {
isSuccess = upgradeStep_01(req, dr);
} else if (req.getOperator().equals(DlmsUpgradeAssisant.UPGRADE_01)) {
isSuccess = upgradeStep_02(req, dr);
} else if (req.getOperator().equals(DlmsUpgradeAssisant.UPGRADE_02)) {
isSuccess = upgradeStep_03(req, dr);
} else if (req.getOperator().equals(DlmsUpgradeAssisant.UPGRADE_03)
|| req.getOperator().equals(DlmsUpgradeAssisant.UPGRADE_RESSIUE)) {
isSuccess = blockTransfering(req, dr);
} else if (req.getOperator().equals(DlmsUpgradeAssisant.UPGRADE_READMAP)) {
upgradeStep_04(req, dr);
} else if (req.getOperator().equals(DlmsUpgradeAssisant.UPGRADE_04)) {
if (checkBitMap(req, dr)) { // 如果没有漏点，进入第五步
upgradeStep_05(req, dr);
}
} else if (req.getOperator().equals(DlmsUpgradeAssisant.UPGRADE_05)) { // 检测验证是否成功
if (req.getParams()[0].resultCode == 2) { // 如果返回的是temporary-failure,休息一会再读
try {
Thread.sleep(sleepTimeStay06Step * 1000);
} catch (InterruptedException e) {
}
}
readTransferStatus(dr); // 这里无论返回什么，都去读升级状态
} else if (req.getOperator().equals(DlmsUpgradeAssisant.UPGRADE_READ_STATUS)) {
int verfiyFlg = req.getParams()[0].resultData.getEnum();
if (verfiyFlg == 3) {
upgradeStep_06(req, dr);
} else if (verfiyFlg == 2) {
try {
Thread.sleep(sleepTimeStay06Step * 1000);
} catch (InterruptedException e) {
}
readTransferStatus(dr);
} else { // 除了上面两种情况，都是失败
isSuccess = false;
}
} else if (req.getOperator().equals(DlmsUpgradeAssisant.UPGRADE_06)) {
// 读到的数据与主站下发做比较
// 如果成功，执行第7步
{
upgradeStep_07(req, dr);
}
} else if (req.getOperator().equals(DlmsUpgradeAssisant.UPGRADE_07)) {
// 如果结束 设置finished=true
if (req.getParams()[0].resultCode == 0) isFinished = true;
else {
isSuccess = false;
}
}
// 查询待发送列表中，是否有要升级的请求，如果有，则当前请求判定为失败
if (context.webReqList.size() > 0) {
DlmsEvent evt = (DlmsEvent) context.webReqList.get(0);
DlmsRequest request = (DlmsRequest) evt.getRequest();
if (request.getOperator() != null && request.getOperator().contains("UPGRADE")) {
isSuccess = false;
log.error(
"meterid="
+ context.meterId
+ ".New upgrade request is comming,current upgrade set fail");
}
}
if (!isSuccess) {
DlmsUpgradeAssisant.getInstance().updateUpgradeInfo(req, UpgradeInfo.FAIL); // 设置为失败
DlmsUpgradeAssisant.getInstance().updateUpgradeStatus(req, "00");
if (tracer.isEnabled())
tracer.trace(
"Upgrade Failed. MeterId=" + req.getMeterId() + ",Operator=" + req.getOperator());
return;
}
if (!isFinished) {
DlmsUpgradeAssisant.getInstance().onUpgradeSuccess(dr);
processor.postWebRequest(dr, null);
} else {
// 收尾阶段
req.addAppendParam(
DlmsUpgradeAssisant.CURRENT_BLOCK_NUM,
(Integer) req.getAppendParam(DlmsUpgradeAssisant.BLOCK_COUNT));
DlmsUpgradeAssisant.getInstance().updateUpgradeInfo(req, UpgradeInfo.SUCCESS); // 设置为成功
DlmsUpgradeAssisant.getInstance().updateUpgradeStatus(req, "02");
}
} catch (Exception e) {
log.error(StringUtil.getExceptionDetailInfo(e));
DlmsUpgradeAssisant.getInstance().updateUpgradeInfo(req, UpgradeInfo.FAIL); // 设置为失败
DlmsUpgradeAssisant.getInstance().updateUpgradeStatus(req, "00");
}
}