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Merge pull request #10427 from filecoin-project/raulk/fix-eth-parseBlkParam

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fix: Eth API: make block parameter parsing sounder.
This commit is contained in:
Jiaying Wang 2023-03-09 14:21:24 -05:00 committed by GitHub
commit 1096ead73e
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 74 additions and 9 deletions
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5
itests/eth_block_hash_test.go
View File

@ -3,6 +3,7 @@ package itests
import (
"context"
"fmt"
"strings"
"testing"
"time"
@ -55,6 +56,10 @@ func TestEthBlockHashesCorrect_MultiBlockTipset(t *testing.T) {
hex := fmt.Sprintf("0x%x", i)
ethBlockA, err := n2.EthGetBlockByNumber(ctx, hex, true)
// Cannot use static ErrFullRound error for comparison since it gets reserialized as a JSON RPC error.
if err != nil && strings.Contains(err.Error(), "null round") {
continue
}
require.NoError(t, err)
ethBlockB, err := n2.EthGetBlockByHash(ctx, ethBlockA.Hash, true)

52
itests/eth_transactions_test.go
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@ -14,6 +14,7 @@ import (
"github.com/filecoin-project/lotus/api"
"github.com/filecoin-project/lotus/build"
"github.com/filecoin-project/lotus/chain/store"
"github.com/filecoin-project/lotus/chain/types"
"github.com/filecoin-project/lotus/chain/types/ethtypes"
"github.com/filecoin-project/lotus/itests/kit"
@ -270,6 +271,57 @@ func TestContractInvocation(t *testing.T) {
require.EqualValues(t, ethtypes.EthUint64(0x1), receipt.Status)
}
func TestGetBlockByNumber(t *testing.T) {
blockTime := 100 * time.Millisecond
client, _, ens := kit.EnsembleMinimal(t, kit.MockProofs(), kit.ThroughRPC())
bms := ens.InterconnectAll().BeginMining(blockTime)
ctx, cancel := context.WithTimeout(context.Background(), time.Minute)
defer cancel()
// create a new Ethereum account
_, ethAddr, filAddr := client.EVM().NewAccount()
// send some funds to the f410 address
kit.SendFunds(ctx, t, client, filAddr, types.FromFil(10))
latest, err := client.EthBlockNumber(ctx)
require.NoError(t, err)
// can get the latest block
_, err = client.EthGetBlockByNumber(ctx, latest.Hex(), true)
require.NoError(t, err)
// fail to get a future block
_, err = client.EthGetBlockByNumber(ctx, (latest + 10000).Hex(), true)
require.Error(t, err)
// inject 10 null rounds
bms[0].InjectNulls(10)
// wait until we produce blocks again
tctx, cancel := context.WithTimeout(ctx, 30*time.Second)
defer cancel()
ch, err := client.ChainNotify(tctx)
require.NoError(t, err)
<-ch // current
hc := <-ch // wait for next block
require.Equal(t, store.HCApply, hc[0].Type)
afterNullHeight := hc[0].Val.Height()
// Fail when trying to fetch a null round.
_, err = client.EthGetBlockByNumber(ctx, (ethtypes.EthUint64(afterNullHeight - 1)).Hex(), true)
require.Error(t, err)
// Fetch balance on a null round; should not fail and should return previous balance.
// Should be lower than original balance.
bal, err := client.EthGetBalance(ctx, ethAddr, (ethtypes.EthUint64(afterNullHeight - 1)).Hex())
require.NoError(t, err)
require.NotEqual(t, big.Zero(), bal)
require.Equal(t, types.FromFil(10).Int, bal.Int)
}
func deployContractTx(ctx context.Context, client *kit.TestFullNode, ethAddr ethtypes.EthAddress, contract []byte) (*ethtypes.EthTxArgs, error) {
gaslimit, err := client.EthEstimateGas(ctx, ethtypes.EthCall{
From: &ethAddr,

26
node/impl/full/eth.go
View File

@ -153,6 +153,8 @@ type EthAPI struct {
EthEventAPI
}
var ErrNullRound = errors.New("requested epoch was a null round")
func (a *EthModule) StateNetworkName(ctx context.Context) (dtypes.NetworkName, error) {
return stmgr.GetNetworkName(ctx, a.StateManager, a.Chain.GetHeaviestTipSet().ParentState())
}
@ -231,7 +233,7 @@ func (a *EthModule) EthGetBlockByHash(ctx context.Context, blkHash ethtypes.EthH
return newEthBlockFromFilecoinTipSet(ctx, ts, fullTxInfo, a.Chain, a.StateAPI)
}
func (a *EthModule) parseBlkParam(ctx context.Context, blkParam string) (tipset *types.TipSet, err error) {
func (a *EthModule) parseBlkParam(ctx context.Context, blkParam string, strict bool) (tipset *types.TipSet, err error) {
if blkParam == "earliest" {
return nil, fmt.Errorf("block param \"earliest\" is not supported")
}
@ -252,16 +254,22 @@ func (a *EthModule) parseBlkParam(ctx context.Context, blkParam string) (tipset
if err != nil {
return nil, fmt.Errorf("cannot parse block number: %v", err)
}
ts, err := a.Chain.GetTipsetByHeight(ctx, abi.ChainEpoch(num), nil, true)
if abi.ChainEpoch(num) > head.Height()-1 {
return nil, fmt.Errorf("requested a future epoch (beyond 'latest')")
}
ts, err := a.ChainAPI.ChainGetTipSetByHeight(ctx, abi.ChainEpoch(num), head.Key())
if err != nil {
return nil, fmt.Errorf("cannot get tipset at height: %v", num)
}
if strict && ts.Height() != abi.ChainEpoch(num) {
return nil, ErrNullRound
}
return ts, nil
}
}
func (a *EthModule) EthGetBlockByNumber(ctx context.Context, blkParam string, fullTxInfo bool) (ethtypes.EthBlock, error) {
ts, err := a.parseBlkParam(ctx, blkParam)
ts, err := a.parseBlkParam(ctx, blkParam, true)
if err != nil {
return ethtypes.EthBlock{}, err
}
@ -367,7 +375,7 @@ func (a *EthModule) EthGetTransactionCount(ctx context.Context, sender ethtypes.
return ethtypes.EthUint64(0), nil
}
ts, err := a.parseBlkParam(ctx, blkParam)
ts, err := a.parseBlkParam(ctx, blkParam, false)
if err != nil {
return ethtypes.EthUint64(0), xerrors.Errorf("cannot parse block param: %s", blkParam)
}
@ -456,7 +464,7 @@ func (a *EthModule) EthGetCode(ctx context.Context, ethAddr ethtypes.EthAddress,
return nil, xerrors.Errorf("cannot get Filecoin address: %w", err)
}
ts, err := a.parseBlkParam(ctx, blkParam)
ts, err := a.parseBlkParam(ctx, blkParam, false)
if err != nil {
return nil, xerrors.Errorf("cannot parse block param: %s", blkParam)
}
@ -535,7 +543,7 @@ func (a *EthModule) EthGetCode(ctx context.Context, ethAddr ethtypes.EthAddress,
}
func (a *EthModule) EthGetStorageAt(ctx context.Context, ethAddr ethtypes.EthAddress, position ethtypes.EthBytes, blkParam string) (ethtypes.EthBytes, error) {
ts, err := a.parseBlkParam(ctx, blkParam)
ts, err := a.parseBlkParam(ctx, blkParam, false)
if err != nil {
return nil, xerrors.Errorf("cannot parse block param: %s", blkParam)
}
@ -631,7 +639,7 @@ func (a *EthModule) EthGetBalance(ctx context.Context, address ethtypes.EthAddre
return ethtypes.EthBigInt{}, err
}
ts, err := a.parseBlkParam(ctx, blkParam)
ts, err := a.parseBlkParam(ctx, blkParam, false)
if err != nil {
return ethtypes.EthBigInt{}, xerrors.Errorf("cannot parse block param: %s", blkParam)
}
@ -676,7 +684,7 @@ func (a *EthModule) EthFeeHistory(ctx context.Context, p jsonrpc.RawParams) (eth
}
}
ts, err := a.parseBlkParam(ctx, params.NewestBlkNum)
ts, err := a.parseBlkParam(ctx, params.NewestBlkNum, false)
if err != nil {
return ethtypes.EthFeeHistory{}, fmt.Errorf("bad block parameter %s: %s", params.NewestBlkNum, err)
}
@ -1067,7 +1075,7 @@ func (a *EthModule) EthCall(ctx context.Context, tx ethtypes.EthCall, blkParam s
return nil, xerrors.Errorf("failed to convert ethcall to filecoin message: %w", err)
}
ts, err := a.parseBlkParam(ctx, blkParam)
ts, err := a.parseBlkParam(ctx, blkParam, false)
if err != nil {
return nil, xerrors.Errorf("cannot parse block param: %s", blkParam)
}