package test
import (
- "github.com/vapor/consensus"
- "github.com/vapor/crypto"
- "github.com/vapor/crypto/ed25519/chainkd"
- "github.com/vapor/errors"
"github.com/vapor/protocol"
"github.com/vapor/protocol/bc"
"github.com/vapor/protocol/bc/types"
"github.com/vapor/protocol/validation"
"github.com/vapor/protocol/vm"
- "github.com/vapor/protocol/vm/vmutil"
)
// NewBlock create block according to the current status of chain
}
preBlockHeader := chain.BestBlockHeader()
-
b := &types.Block{
BlockHeader: types.BlockHeader{
Version: 1,
}
b.TransactionStatusHash, err = types.TxStatusMerkleRoot(txStatus.VerifyStatus)
- proof, err := generateProof(*b)
- if err != nil {
- return nil, err
- }
- b.Proof = proof
return b, err
}
-func generateProof(block types.Block) (types.Proof, error) {
- var xPrv chainkd.XPrv
- if consensus.ActiveNetParams.Signer == "" {
- return types.Proof{}, errors.New("Signer is empty")
- }
- xPrv.UnmarshalText([]byte(consensus.ActiveNetParams.Signer))
- sign := xPrv.Sign(block.BlockCommitment.TransactionsMerkleRoot.Bytes())
- pubHash := crypto.Ripemd160(xPrv.XPub().PublicKey())
- control, err := vmutil.P2WPKHProgram([]byte(pubHash))
- if err != nil {
- return types.Proof{}, err
- }
- return types.Proof{Sign: sign, ControlProgram: control}, nil
-}
-
// ReplaceCoinbase replace the coinbase tx of block with coinbaseTx
func ReplaceCoinbase(block *types.Block, coinbaseTx *types.Tx) (err error) {
block.Transactions[0] = coinbaseTx
if err != nil {
return err
}
- if err := SolveAndUpdate(chain, block); err != nil {
+ if _, err := chain.ProcessBlock(block); err != nil {
return err
}
}
return nil
}
-
-// SolveAndUpdate solve difficulty and update chain status
-func SolveAndUpdate(chain *protocol.Chain, block *types.Block) error {
- _, err := chain.ProcessBlock(block)
- return err
-}