btmConsensus "github.com/bytom/consensus"
btmBc "github.com/bytom/protocol/bc"
"github.com/bytom/protocol/bc/types"
+ "github.com/bytom/protocol/vm"
"github.com/jinzhu/gorm"
log "github.com/sirupsen/logrus"
- vaporConsensus "github.com/vapor/consensus"
- "github.com/vapor/consensus/segwit"
+ "github.com/vapor/consensus"
"github.com/vapor/errors"
"github.com/vapor/federation/common"
"github.com/vapor/federation/config"
"github.com/vapor/federation/database"
"github.com/vapor/federation/database/orm"
"github.com/vapor/federation/service"
- "github.com/vapor/federation/util"
"github.com/vapor/protocol/bc"
- "github.com/vapor/wallet"
)
type mainchainKeeper struct {
- cfg *config.Chain
- db *gorm.DB
- node *service.Node
- chainName string
- assetStore *database.AssetStore
- fedProg []byte
+ cfg *config.Chain
+ db *gorm.DB
+ node *service.Node
+ assetStore *database.AssetStore
+ chainID uint64
+ federationProg []byte
}
func NewMainchainKeeper(db *gorm.DB, assetStore *database.AssetStore, cfg *config.Config) *mainchainKeeper {
+ chain := &orm.Chain{Name: common.BytomChainName}
+ if err := db.Where(chain).First(chain).Error; err != nil {
+ log.WithField("err", err).Fatal("fail on get chain info")
+ }
+
return &mainchainKeeper{
- cfg: &cfg.Mainchain,
- db: db,
- node: service.NewNode(cfg.Mainchain.Upstream),
- chainName: cfg.Mainchain.Name,
- assetStore: assetStore,
- fedProg: util.ParseFedProg(cfg.Warders, cfg.Quorum),
+ cfg: &cfg.Mainchain,
+ db: db,
+ node: service.NewNode(cfg.Mainchain.Upstream),
+ assetStore: assetStore,
+ federationProg: cfg.FederationProg,
+ chainID: chain.ID,
}
}
}
}
-func (m *mainchainKeeper) syncBlock() (bool, error) {
- chain := &orm.Chain{Name: m.chainName}
- if err := m.db.Where(chain).First(chain).Error; err != nil {
- return false, errors.Wrap(err, "query chain")
- }
+func (m *mainchainKeeper) createCrossChainReqs(db *gorm.DB, crossTransactionID uint64, tx *types.Tx, statusFail bool) error {
+ prog := tx.Inputs[0].ControlProgram()
+ fromAddress := common.ProgToAddress(prog, &consensus.BytomMainNetParams)
+ toAddress := common.ProgToAddress(prog, &consensus.MainNetParams)
+ for i, rawOutput := range tx.Outputs {
+ if !bytes.Equal(rawOutput.OutputCommitment.ControlProgram, m.federationProg) {
+ continue
+ }
- height, err := m.node.GetBlockCount()
- if err != nil {
- return false, err
- }
+ if statusFail && *rawOutput.OutputCommitment.AssetAmount.AssetId != *btmConsensus.BTMAssetID {
+ continue
+ }
- if height <= chain.BlockHeight+m.cfg.Confirmations {
- return false, nil
- }
+ asset, err := m.assetStore.GetByAssetID(rawOutput.OutputCommitment.AssetAmount.AssetId.String())
+ if err != nil {
+ return err
+ }
- nextBlockStr, txStatus, err := m.node.GetBlockByHeight(chain.BlockHeight + 1)
- if err != nil {
- return false, err
- }
+ req := &orm.CrossTransactionReq{
+ CrossTransactionID: crossTransactionID,
+ SourcePos: uint64(i),
+ AssetID: asset.ID,
+ AssetAmount: rawOutput.OutputCommitment.AssetAmount.Amount,
+ Script: hex.EncodeToString(prog),
+ FromAddress: fromAddress,
+ ToAddress: toAddress,
+ }
- nextBlock := &types.Block{}
- if err := nextBlock.UnmarshalText([]byte(nextBlockStr)); err != nil {
- return false, errors.New("Unmarshal nextBlock")
+ if err := db.Create(req).Error; err != nil {
+ return err
+ }
}
+ return nil
+}
- if nextBlock.PreviousBlockHash.String() != chain.BlockHash {
- log.WithFields(log.Fields{
- "remote PreviousBlockHash": nextBlock.PreviousBlockHash.String(),
- "db block_hash": chain.BlockHash,
- }).Fatal("BlockHash mismatch")
- return false, ErrInconsistentDB
+func (m *mainchainKeeper) isDepositTx(tx *types.Tx) bool {
+ for _, input := range tx.Inputs {
+ if bytes.Equal(input.ControlProgram(), m.federationProg) {
+ return false
+ }
}
- if err := m.tryAttachBlock(chain, nextBlock, txStatus); err != nil {
- return false, err
+ for _, output := range tx.Outputs {
+ if bytes.Equal(output.OutputCommitment.ControlProgram, m.federationProg) {
+ return true
+ }
}
-
- return true, nil
+ return false
}
-func (m *mainchainKeeper) tryAttachBlock(chain *orm.Chain, block *types.Block, txStatus *bc.TransactionStatus) error {
- blockHash := block.Hash()
- log.WithFields(log.Fields{"block_height": block.Height, "block_hash": blockHash.String()}).Info("start to attachBlock")
- dbTx := m.db.Begin()
- if err := m.processBlock(chain, block, txStatus); err != nil {
- dbTx.Rollback()
- return err
+func (m *mainchainKeeper) isWithdrawalTx(tx *types.Tx) bool {
+ for _, input := range tx.Inputs {
+ if !bytes.Equal(input.ControlProgram(), m.federationProg) {
+ return false
+ }
}
- return dbTx.Commit().Error
+ if sourceTxHash := locateSideChainTx(tx.Outputs[len(tx.Outputs)-1]); sourceTxHash == "" {
+ return false
+ }
+ return false
}
-func (m *mainchainKeeper) processBlock(chain *orm.Chain, block *types.Block, txStatus *bc.TransactionStatus) error {
- if err := m.processIssuing(block.Transactions); err != nil {
- return err
+func locateSideChainTx(output *types.TxOutput) string {
+ insts, err := vm.ParseProgram(output.OutputCommitment.ControlProgram)
+ if err != nil {
+ return ""
+ }
+
+ if len(insts) != 2 {
+ return ""
}
+ return hex.EncodeToString(insts[1].Data)
+}
+
+func (m *mainchainKeeper) processBlock(db *gorm.DB, block *types.Block, txStatus *bc.TransactionStatus) error {
for i, tx := range block.Transactions {
+ if err := m.processIssuance(tx); err != nil {
+ return err
+ }
+
if m.isDepositTx(tx) {
- if err := m.processDepositTx(chain, block, txStatus, uint64(i), tx); err != nil {
+ if err := m.processDepositTx(db, block, txStatus, i); err != nil {
return err
}
}
if m.isWithdrawalTx(tx) {
- if err := m.processWithdrawalTx(chain, block, uint64(i), tx); err != nil {
+ if err := m.processWithdrawalTx(db, block, i); err != nil {
return err
}
}
}
- return m.processChainInfo(chain, block)
+ return nil
}
-func (m *mainchainKeeper) isDepositTx(tx *types.Tx) bool {
- for _, input := range tx.Inputs {
- if bytes.Equal(input.ControlProgram(), m.fedProg) {
- return false
- }
- }
-
- for _, output := range tx.Outputs {
- if bytes.Equal(output.OutputCommitment.ControlProgram, m.fedProg) {
- return true
- }
+func (m *mainchainKeeper) processChainInfo(db *gorm.DB, block *types.Block) error {
+ blockHash := block.Hash()
+ res := db.Model(&orm.Chain{}).Where("block_hash = ?", block.PreviousBlockHash.String()).Updates(&orm.Chain{
+ BlockHash: blockHash.String(),
+ BlockHeight: block.Height,
+ })
+ if err := res.Error; err != nil {
+ return err
}
- return false
-}
-
-func (m *mainchainKeeper) isWithdrawalTx(tx *types.Tx) bool {
- for _, input := range tx.Inputs {
- if bytes.Equal(input.ControlProgram(), m.fedProg) {
- return true
- }
+ if res.RowsAffected != 1 {
+ return ErrInconsistentDB
}
- return false
+ return nil
}
-func (m *mainchainKeeper) processDepositTx(chain *orm.Chain, block *types.Block, txStatus *bc.TransactionStatus, txIndex uint64, tx *types.Tx) error {
- blockHash := block.Hash()
-
+func (m *mainchainKeeper) processDepositTx(db *gorm.DB, block *types.Block, txStatus *bc.TransactionStatus, txIndex int) error {
+ tx := block.Transactions[txIndex]
var muxID btmBc.Hash
- res0ID := tx.ResultIds[0]
- switch res := tx.Entries[*res0ID].(type) {
+ switch res := tx.Entries[*tx.ResultIds[0]].(type) {
case *btmBc.Output:
muxID = *res.Source.Ref
case *btmBc.Retirement:
return err
}
+ blockHash := block.Hash()
ormTx := &orm.CrossTransaction{
- ChainID: chain.ID,
+ ChainID: m.chainID,
SourceBlockHeight: block.Height,
SourceBlockTimestamp: block.Timestamp,
SourceBlockHash: blockHash.String(),
- SourceTxIndex: txIndex,
+ SourceTxIndex: uint64(txIndex),
SourceMuxID: muxID.String(),
SourceTxHash: tx.ID.String(),
SourceRawTransaction: string(rawTx),
DestTxHash: sql.NullString{Valid: false},
Status: common.CrossTxPendingStatus,
}
- if err := m.db.Create(ormTx).Error; err != nil {
+ if err := db.Create(ormTx).Error; err != nil {
return errors.Wrap(err, fmt.Sprintf("create mainchain DepositTx %s", tx.ID.String()))
}
- statusFail := txStatus.VerifyStatus[txIndex].StatusFail
- crossChainInputs, err := m.getCrossChainReqs(ormTx.ID, tx, statusFail)
- if err != nil {
- return err
- }
-
- for _, input := range crossChainInputs {
- if err := m.db.Create(input).Error; err != nil {
- return errors.Wrap(err, fmt.Sprintf("create DepositFromMainchain input: txid(%s), pos(%d)", tx.ID.String(), input.SourcePos))
- }
- }
-
- return nil
+ return m.createCrossChainReqs(db, ormTx.ID, tx, txStatus.VerifyStatus[txIndex].StatusFail)
}
-func (m *mainchainKeeper) getCrossChainReqs(crossTransactionID uint64, tx *types.Tx, statusFail bool) ([]*orm.CrossTransactionReq, error) {
- var fromAddress, toAddress string
- // assume inputs are from an identical owner
- prog := tx.Inputs[0].ControlProgram()
- script := hex.EncodeToString(prog)
- switch {
- case segwit.IsP2WPKHScript(prog):
- if pubHash, err := segwit.GetHashFromStandardProg(prog); err == nil {
- fromAddress = wallet.BuildP2PKHAddress(pubHash, &vaporConsensus.BytomMainNetParams)
- toAddress = wallet.BuildP2PKHAddress(pubHash, &vaporConsensus.MainNetParams)
- }
- case segwit.IsP2WSHScript(prog):
- if scriptHash, err := segwit.GetHashFromStandardProg(prog); err == nil {
- fromAddress = wallet.BuildP2SHAddress(scriptHash, &vaporConsensus.BytomMainNetParams)
- toAddress = wallet.BuildP2SHAddress(scriptHash, &vaporConsensus.MainNetParams)
- }
- }
-
- reqs := []*orm.CrossTransactionReq{}
- for i, rawOutput := range tx.Outputs {
- // check valid deposit
- if !bytes.Equal(rawOutput.OutputCommitment.ControlProgram, m.fedProg) {
+func (m *mainchainKeeper) processIssuance(tx *types.Tx) error {
+ for _, input := range tx.Inputs {
+ if input.InputType() != types.IssuanceInputType {
continue
}
- if statusFail && *rawOutput.OutputCommitment.AssetAmount.AssetId != *btmConsensus.BTMAssetID {
+ issuance := input.TypedInput.(*types.IssuanceInput)
+ assetID := issuance.AssetID()
+ if _, err := m.assetStore.GetByAssetID(assetID.String()); err == nil {
continue
}
- asset, err := m.assetStore.GetByAssetID(rawOutput.OutputCommitment.AssetAmount.AssetId.String())
- if err != nil {
- return nil, err
+ asset := &orm.Asset{
+ AssetID: assetID.String(),
+ IssuanceProgram: hex.EncodeToString(issuance.IssuanceProgram),
+ VMVersion: issuance.VMVersion,
+ Definition: string(issuance.AssetDefinition),
}
- req := &orm.CrossTransactionReq{
- CrossTransactionID: crossTransactionID,
- SourcePos: uint64(i),
- AssetID: asset.ID,
- AssetAmount: rawOutput.OutputCommitment.AssetAmount.Amount,
- Script: script,
- FromAddress: fromAddress,
- ToAddress: toAddress,
+ if err := m.db.Create(asset).Error; err != nil {
+ return err
}
- reqs = append(reqs, req)
}
- return reqs, nil
+ return nil
}
-func (m *mainchainKeeper) processWithdrawalTx(chain *orm.Chain, block *types.Block, txIndex uint64, tx *types.Tx) error {
+func (m *mainchainKeeper) processWithdrawalTx(db *gorm.DB, block *types.Block, txIndex int) error {
blockHash := block.Hash()
- stmt := m.db.Model(&orm.CrossTransaction{}).Where("chain_id != ?", chain.ID).
- Where(&orm.CrossTransaction{
- DestTxHash: sql.NullString{tx.ID.String(), true},
- Status: common.CrossTxPendingStatus,
- }).UpdateColumn(&orm.CrossTransaction{
+ tx := block.Transactions[txIndex]
+
+ stmt := db.Model(&orm.CrossTransaction{}).Where(&orm.CrossTransaction{
+ SourceTxHash: locateSideChainTx(tx.Outputs[len(tx.Outputs)-1]),
+ Status: common.CrossTxPendingStatus,
+ }).UpdateColumn(&orm.CrossTransaction{
DestBlockHeight: sql.NullInt64{int64(block.Height), true},
DestBlockTimestamp: sql.NullInt64{int64(block.Timestamp), true},
DestBlockHash: sql.NullString{blockHash.String(), true},
DestTxIndex: sql.NullInt64{int64(txIndex), true},
+ DestTxHash: sql.NullString{tx.ID.String(), true},
Status: common.CrossTxCompletedStatus,
})
if stmt.Error != nil {
}
if stmt.RowsAffected != 1 {
- log.Warnf("mainchainKeeper.processWithdrawalTx(%v): rows affected != 1", tx.ID.String())
+ return ErrInconsistentDB
}
return nil
}
-func (m *mainchainKeeper) processChainInfo(chain *orm.Chain, block *types.Block) error {
- blockHash := block.Hash()
- chain.BlockHash = blockHash.String()
- chain.BlockHeight = block.Height
- res := m.db.Model(chain).Where("block_hash = ?", block.PreviousBlockHash.String()).Updates(chain)
- if err := res.Error; err != nil {
- return err
+func (m *mainchainKeeper) syncBlock() (bool, error) {
+ chain := &orm.Chain{ID: m.chainID}
+ if err := m.db.First(chain).Error; err != nil {
+ return false, errors.Wrap(err, "query chain")
}
- if res.RowsAffected != 1 {
- return ErrInconsistentDB
+ height, err := m.node.GetBlockCount()
+ if err != nil {
+ return false, err
}
- return nil
+ if height <= chain.BlockHeight+m.cfg.Confirmations {
+ return false, nil
+ }
+
+ nextBlockStr, txStatus, err := m.node.GetBlockByHeight(chain.BlockHeight + 1)
+ if err != nil {
+ return false, err
+ }
+
+ nextBlock := &types.Block{}
+ if err := nextBlock.UnmarshalText([]byte(nextBlockStr)); err != nil {
+ return false, errors.New("Unmarshal nextBlock")
+ }
+
+ if nextBlock.PreviousBlockHash.String() != chain.BlockHash {
+ log.WithFields(log.Fields{
+ "remote previous_block_Hash": nextBlock.PreviousBlockHash.String(),
+ "db block_hash": chain.BlockHash,
+ }).Fatal("fail on block hash mismatch")
+ }
+
+ if err := m.tryAttachBlock(nextBlock, txStatus); err != nil {
+ return false, err
+ }
+
+ return true, nil
}
-func (m *mainchainKeeper) processIssuing(txs []*types.Tx) error {
- for _, tx := range txs {
- for _, input := range tx.Inputs {
- switch inp := input.TypedInput.(type) {
- case *types.IssuanceInput:
- assetID := inp.AssetID()
- if _, err := m.assetStore.GetByAssetID(assetID.String()); err == nil {
- continue
- }
-
- m.assetStore.Add(&orm.Asset{
- AssetID: assetID.String(),
- IssuanceProgram: hex.EncodeToString(inp.IssuanceProgram),
- VMVersion: inp.VMVersion,
- Definition: string(inp.AssetDefinition),
- })
- }
- }
+func (m *mainchainKeeper) tryAttachBlock(block *types.Block, txStatus *bc.TransactionStatus) error {
+ blockHash := block.Hash()
+ log.WithFields(log.Fields{"block_height": block.Height, "block_hash": blockHash.String()}).Info("start to attachBlock")
+
+ dbTx := m.db.Begin()
+ if err := m.processBlock(dbTx, block, txStatus); err != nil {
+ dbTx.Rollback()
+ return err
}
- return nil
+ if err := m.processChainInfo(dbTx, block); err != nil {
+ dbTx.Rollback()
+ return err
+ }
+
+ return dbTx.Commit().Error
}