Пример #1
0
func getUx(bc historydb.Blockchainer, seq uint64, txID cipher.SHA256, addr string) (*coin.UxOut, error) {
	b := bc.GetBlockInDepth(seq)
	if b == nil {
		return nil, fmt.Errorf("no block in depth:%v", seq)
	}
	tx, ok := b.GetTransaction(txID)
	if !ok {
		return nil, errors.New("found transaction failed")
	}
	uxs := coin.CreateUnspents(b.Head, tx)
	for _, u := range uxs {
		if u.Body.Address.String() == addr {
			return &u, nil
		}
	}
	return nil, nil
}
Пример #2
0
func addBlock(bc historydb.Blockchainer, td testData, tm uint64) (*coin.Block, *coin.Transaction, error) {
	tx := coin.Transaction{}
	// get unspent output
	ux, err := getUx(bc, td.Vin.BlockSeq, td.Vin.TxID, td.Vin.Addr)
	if err != nil {
		return nil, nil, err
	}
	if ux == nil {
		return nil, nil, errors.New("no unspent output")
	}

	tx.PushInput(ux.Hash())
	for _, o := range td.Vouts {
		addr, err := cipher.DecodeBase58Address(o.ToAddr)
		if err != nil {
			return nil, nil, err
		}
		tx.PushOutput(addr, o.Coins, o.Hours)
	}

	sigKey := cipher.MustSecKeyFromHex(td.Vin.SigKey)
	tx.SignInputs([]cipher.SecKey{sigKey})
	tx.UpdateHeader()
	if err := bc.VerifyTransaction(tx); err != nil {
		return nil, nil, err
	}
	preBlock := bc.GetBlock(td.PreBlockHash)
	b := newBlock(*preBlock, tm, *bc.GetUnspent(), coin.Transactions{tx}, _feeCalc)

	// uxs, err := bc.ExecuteBlock(&b)
	_, err = bc.ExecuteBlock(&b)
	if err != nil {
		return nil, nil, err
	}
	return &b, &tx, nil
}