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eth: fix an issue when use debug.storageRangeAt

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apply the transaction with the previous found state
This commit is contained in:
Delweng Zheng 2018-10-17 10:57:21 +08:00
parent 507ae53d67
commit 19861d8639
1 changed files with 12 additions and 1 deletions
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13
eth/api.go
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@ -34,6 +34,7 @@ import (
"github.com/ethereum/go-ethereum/core/rawdb" "github.com/ethereum/go-ethereum/core/rawdb"
"github.com/ethereum/go-ethereum/core/state" "github.com/ethereum/go-ethereum/core/state"
"github.com/ethereum/go-ethereum/core/types" "github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/core/vm"
"github.com/ethereum/go-ethereum/internal/ethapi" "github.com/ethereum/go-ethereum/internal/ethapi"
"github.com/ethereum/go-ethereum/params" "github.com/ethereum/go-ethereum/params"
"github.com/ethereum/go-ethereum/rlp" "github.com/ethereum/go-ethereum/rlp"
@ -351,10 +352,20 @@ type storageEntry struct {
// StorageRangeAt returns the storage at the given block height and transaction index. // StorageRangeAt returns the storage at the given block height and transaction index.
func (api *PrivateDebugAPI) StorageRangeAt(ctx context.Context, blockHash common.Hash, txIndex int, contractAddress common.Address, keyStart hexutil.Bytes, maxResult int) (StorageRangeResult, error) { func (api *PrivateDebugAPI) StorageRangeAt(ctx context.Context, blockHash common.Hash, txIndex int, contractAddress common.Address, keyStart hexutil.Bytes, maxResult int) (StorageRangeResult, error) {
_, _, statedb, err := api.computeTxEnv(blockHash, txIndex, 0) msg, context, statedb, err := api.computeTxEnv(blockHash, txIndex, 0)
if err != nil { if err != nil {
return StorageRangeResult{}, err return StorageRangeResult{}, err
} }
// execute the tx on top of the current state
vmenv := vm.NewEVM(context, statedb, api.config, vm.Config{})
if _, _, _, err = core.ApplyMessage(vmenv, msg, new(core.GasPool).AddGas(msg.Gas())); err != nil {
return StorageRangeResult{}, err
}
// Ensure any modifications are committed to the state
statedb.Finalise(true)
st := statedb.StorageTrie(contractAddress) st := statedb.StorageTrie(contractAddress)
if st == nil { if st == nil {
return StorageRangeResult{}, fmt.Errorf("account %x doesn't exist", contractAddress) return StorageRangeResult{}, fmt.Errorf("account %x doesn't exist", contractAddress)