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app_parallel.go
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app_parallel.go
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package app
import (
"encoding/hex"
"sort"
"strings"
ethermint "github.com/furyaxyz/fuxchain/app/types"
sdk "github.com/furyaxyz/fuxchain/libs/cosmos-sdk/types"
"github.com/furyaxyz/fuxchain/libs/cosmos-sdk/x/auth"
authante "github.com/furyaxyz/fuxchain/libs/cosmos-sdk/x/auth/ante"
"github.com/furyaxyz/fuxchain/libs/cosmos-sdk/x/bank"
"github.com/furyaxyz/fuxchain/libs/cosmos-sdk/x/supply"
abci "github.com/furyaxyz/fuxchain/libs/tendermint/abci/types"
"github.com/furyaxyz/fuxchain/x/evm"
evmtypes "github.com/furyaxyz/fuxchain/x/evm/types"
)
// feeCollectorHandler set or get the value of feeCollectorAcc
func updateFeeCollectorHandler(bk bank.Keeper, sk supply.Keeper) sdk.UpdateFeeCollectorAccHandler {
return func(ctx sdk.Context, balance sdk.Coins, txFeesplit []*sdk.FeeSplitInfo) error {
err := bk.SetCoins(ctx, sk.GetModuleAccount(ctx, auth.FeeCollectorName).GetAddress(), balance)
if err != nil {
return err
}
// split fee
// come from feesplit module
if txFeesplit != nil {
feesplits, sortAddrs := groupByAddrAndSortFeeSplits(txFeesplit)
for _, addr := range sortAddrs {
acc := sdk.MustAccAddressFromBech32(addr)
err = sk.SendCoinsFromModuleToAccount(ctx, auth.FeeCollectorName, acc, feesplits[addr])
if err != nil {
return err
}
}
}
return nil
}
}
// fixLogForParallelTxHandler fix log for parallel tx
func fixLogForParallelTxHandler(ek *evm.Keeper) sdk.LogFix {
return func(tx []sdk.Tx, logIndex []int, hasEnterEvmTx []bool, anteErrs []error, resp []abci.ResponseDeliverTx) (logs [][]byte) {
return ek.FixLog(tx, logIndex, hasEnterEvmTx, anteErrs, resp)
}
}
func preDeliverTxHandler(ak auth.AccountKeeper) sdk.PreDeliverTxHandler {
return func(ctx sdk.Context, tx sdk.Tx, onlyVerifySig bool) {
if evmTx, ok := tx.(*evmtypes.MsgEthereumTx); ok {
if evmTx.BaseTx.From == "" {
_ = evmTxVerifySigHandler(ctx.ChainID(), ctx.BlockHeight(), evmTx)
}
}
}
}
func evmTxVerifySigHandler(chainID string, blockHeight int64, evmTx *evmtypes.MsgEthereumTx) error {
chainIDEpoch, err := ethermint.ParseChainID(chainID)
if err != nil {
return err
}
err = evmTx.VerifySig(chainIDEpoch, blockHeight)
if err != nil {
return err
}
return nil
}
func getTxFeeHandler() sdk.GetTxFeeHandler {
return func(tx sdk.Tx) (fee sdk.Coins) {
if feeTx, ok := tx.(authante.FeeTx); ok {
fee = feeTx.GetFee()
}
return
}
}
// getTxFeeAndFromHandler get tx fee and from
func getTxFeeAndFromHandler(ak auth.AccountKeeper) sdk.GetTxFeeAndFromHandler {
return func(ctx sdk.Context, tx sdk.Tx) (fee sdk.Coins, isEvm bool, from string, to string, err error) {
if evmTx, ok := tx.(*evmtypes.MsgEthereumTx); ok {
isEvm = true
err = evmTxVerifySigHandler(ctx.ChainID(), ctx.BlockHeight(), evmTx)
if err != nil {
return
}
fee = evmTx.GetFee()
from = evmTx.BaseTx.From
if len(from) > 2 {
from = strings.ToLower(from[2:])
}
if evmTx.To() != nil {
to = strings.ToLower(evmTx.To().String()[2:])
}
} else if feeTx, ok := tx.(authante.FeeTx); ok {
fee = feeTx.GetFee()
feePayer := feeTx.FeePayer(ctx)
feePayerAcc := ak.GetAccount(ctx, feePayer)
from = hex.EncodeToString(feePayerAcc.GetAddress())
}
return
}
}
// groupByAddrAndSortFeeSplits
// feesplits must be ordered, not map(random),
// to ensure that the account number of the withdrawer(new account) is consistent
func groupByAddrAndSortFeeSplits(txFeesplit []*sdk.FeeSplitInfo) (feesplits map[string]sdk.Coins, sortAddrs []string) {
feesplits = make(map[string]sdk.Coins)
for _, f := range txFeesplit {
feesplits[f.Addr.String()] = feesplits[f.Addr.String()].Add(f.Fee...)
}
if len(feesplits) == 0 {
return
}
sortAddrs = make([]string, len(feesplits))
index := 0
for key := range feesplits {
sortAddrs[index] = key
index++
}
sort.Strings(sortAddrs)
return
}