Пример #1
0
func anchorChainToDirBlockInfo(aRecord *anchor.AnchorRecord) (*common.DirBlockInfo, error) {
	dirBlockInfo := new(common.DirBlockInfo)
	dirBlockInfo.DBHeight = aRecord.DBHeight
	dirBlockInfo.BTCTxOffset = aRecord.Bitcoin.Offset
	dirBlockInfo.BTCBlockHeight = aRecord.Bitcoin.BlockHeight
	mrBytes, _ := hex.DecodeString(aRecord.KeyMR)
	dirBlockInfo.DBMerkleRoot, _ = common.NewShaHash(mrBytes)
	dirBlockInfo.BTCConfirmed = true

	txSha, _ := wire.NewShaHashFromStr(aRecord.Bitcoin.TXID)
	dirBlockInfo.BTCTxHash = toHash(txSha)
	blkSha, _ := wire.NewShaHashFromStr(aRecord.Bitcoin.BlockHash)
	dirBlockInfo.BTCBlockHash = toHash(blkSha)

	dblock, err := db.FetchDBlockByHeight(aRecord.DBHeight)
	if err != nil {
		fmt.Printf("err in FetchDBlockByHeight: %d\n", aRecord.DBHeight)
		dirBlockInfo.DBHash = new(common.Hash)
	} else {
		dirBlockInfo.Timestamp = int64(dblock.Header.Timestamp * 60)
		dirBlockInfo.DBHash = dblock.DBHash
	}
	fmt.Printf("dirBlockInfo: %s\n", spew.Sdump(dirBlockInfo))
	return dirBlockInfo, nil
}
Пример #2
0
// FetchAllUnconfirmedDirBlockInfo gets all of the dirBlockInfos that have BTC Anchor confirmation
func (db *LevelDb) FetchAllUnconfirmedDirBlockInfo() (dirBlockInfoMap map[string]*common.DirBlockInfo, err error) {
	db.dbLock.Lock()
	defer db.dbLock.Unlock()

	var fromkey []byte = []byte{byte(TBL_DB_INFO)}   // Table Name (1 bytes)
	var tokey []byte = []byte{byte(TBL_DB_INFO + 1)} // Table Name (1 bytes)

	dirBlockInfoMap = make(map[string]*common.DirBlockInfo)

	iter := db.lDb.NewIterator(&util.Range{Start: fromkey, Limit: tokey}, db.ro)

	for iter.Next() {
		dBInfo := new(common.DirBlockInfo)

		// The last byte stores the confirmation flag
		if iter.Value()[len(iter.Value())-1] == 0 {
			_, err := dBInfo.UnmarshalBinaryData(iter.Value())
			if err != nil {
				return dirBlockInfoMap, err
			}
			dirBlockInfoMap[dBInfo.DBMerkleRoot.String()] = dBInfo
		}
	}
	iter.Release()
	err = iter.Error()
	return dirBlockInfoMap, err
}
Пример #3
0
// Insert the Directory Block meta data into db
func (db *LevelDb) InsertDirBlockInfo(dirBlockInfo *common.DirBlockInfo) (err error) {
	if dirBlockInfo.BTCTxHash == nil {
		return
	}

	db.dbLock.Lock()
	defer db.dbLock.Unlock()

	if db.lbatch == nil {
		db.lbatch = new(leveldb.Batch)
	}
	defer db.lbatch.Reset()

	var key []byte = []byte{byte(TBL_DB_INFO)} // Table Name (1 bytes)
	key = append(key, dirBlockInfo.DBHash.Bytes()...)
	binaryDirBlockInfo, _ := dirBlockInfo.MarshalBinary()
	db.lbatch.Put(key, binaryDirBlockInfo)

	err = db.lDb.Write(db.lbatch, db.wo)
	if err != nil {
		return err
	}

	return nil
}
Пример #4
0
func (db *LevelDb) InsertDirBlockInfoMultiBatch(dirBlockInfo *common.DirBlockInfo) (err error) {
	if dirBlockInfo == nil {
		return nil
	}
	if dirBlockInfo.BTCTxHash == nil {
		return
	}

	if db.lbatch == nil {
		return fmt.Errorf("db.lbatch == nil")
	}

	if db.lbatch == nil {
		db.lbatch = new(leveldb.Batch)
	}
	defer db.lbatch.Reset()

	var key = []byte{byte(TBL_DB_INFO)} // Table Name (1 bytes)
	key = append(key, dirBlockInfo.DBHash.Bytes()...)
	binaryDirBlockInfo, _ := dirBlockInfo.MarshalBinary()
	db.lbatch.Put(key, binaryDirBlockInfo)

	return nil
}
Пример #5
0
func doTransaction(hash *common.Hash, blockHeight uint64, dirBlockInfo *common.DirBlockInfo) (*wire.ShaHash, error) {
	b := balances[0]
	i := copy(balances, balances[1:])
	balances[i] = b

	msgtx, err := createRawTransaction(b, hash.Bytes(), blockHeight)
	if err != nil {
		return nil, fmt.Errorf("cannot create Raw Transaction: %s", err)
	}

	shaHash, err := sendRawTransaction(msgtx)
	if err != nil {
		return nil, fmt.Errorf("cannot send Raw Transaction: %s", err)
	}
	// for test purpose
	if dirBlockInfo != nil {
		dirBlockInfo.BTCTxHash = toHash(shaHash)
	}
	return shaHash, nil
}
Пример #6
0
func doTransaction(hash *common.Hash, blockHeight uint32, dirBlockInfo *common.DirBlockInfo) (*wire.ShaHash, error) {
	b := balances[0]
	balances = balances[1:]
	anchorLog.Info("new balances.len=", len(balances))

	msgtx, err := createRawTransaction(b, hash.Bytes(), blockHeight)
	if err != nil {
		return nil, fmt.Errorf("cannot create Raw Transaction: %s", err)
	}

	shaHash, err := sendRawTransaction(msgtx)
	if err != nil {
		return nil, fmt.Errorf("cannot send Raw Transaction: %s", err)
	}

	if dirBlockInfo != nil {
		dirBlockInfo.BTCTxHash = toHash(shaHash)
	}

	return shaHash, nil
}