258 lines
8.0 KiB
Go
258 lines
8.0 KiB
Go
package itests
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import (
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"context"
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"encoding/hex"
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"encoding/json"
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"os"
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"reflect"
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"strconv"
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"testing"
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"time"
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"github.com/stretchr/testify/require"
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"golang.org/x/crypto/sha3"
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"github.com/filecoin-project/go-state-types/big"
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"github.com/filecoin-project/go-state-types/manifest"
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gstStore "github.com/filecoin-project/go-state-types/store"
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"github.com/filecoin-project/lotus/api"
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"github.com/filecoin-project/lotus/blockstore"
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"github.com/filecoin-project/lotus/build"
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"github.com/filecoin-project/lotus/chain/actors/builtin/evm"
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"github.com/filecoin-project/lotus/chain/types"
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"github.com/filecoin-project/lotus/chain/types/ethtypes"
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"github.com/filecoin-project/lotus/itests/kit"
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)
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// TestDeployment smoke tests the deployment of a contract via the
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// Ethereum JSON-RPC endpoint, from an EEOA.
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func TestDeployment(t *testing.T) {
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blockTime := 100 * time.Millisecond
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client, _, ens := kit.EnsembleMinimal(
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t,
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kit.MockProofs(),
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kit.ThroughRPC())
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miners := ens.InterconnectAll().BeginMining(blockTime)
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ctx, cancel := context.WithTimeout(context.Background(), time.Minute)
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defer cancel()
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// install contract
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contractHex, err := os.ReadFile("./contracts/SimpleCoin.hex")
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require.NoError(t, err)
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contract, err := hex.DecodeString(string(contractHex))
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require.NoError(t, err)
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// create a new Ethereum account
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key, ethAddr, deployer := client.EVM().NewAccount()
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// send some funds to the f410 address
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kit.SendFunds(ctx, t, client, deployer, types.FromFil(10))
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// verify balances.
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bal := client.EVM().AssertAddressBalanceConsistent(ctx, deployer)
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require.Equal(t, types.FromFil(10), bal)
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// verify the deployer address is an Placeholder.
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client.AssertActorType(ctx, deployer, manifest.PlaceholderKey)
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gaslimit, err := client.EthEstimateGas(ctx, ethtypes.EthCall{
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From: ðAddr,
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Data: contract,
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})
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require.NoError(t, err)
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maxPriorityFeePerGas, err := client.EthMaxPriorityFeePerGas(ctx)
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require.NoError(t, err)
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// now deploy a contract from the placeholder, and validate it went well
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tx := ethtypes.EthTxArgs{
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ChainID: build.Eip155ChainId,
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Value: big.Zero(),
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Nonce: 0,
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MaxFeePerGas: types.NanoFil,
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MaxPriorityFeePerGas: big.Int(maxPriorityFeePerGas),
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GasLimit: int(gaslimit),
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Input: contract,
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V: big.Zero(),
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R: big.Zero(),
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S: big.Zero(),
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}
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client.EVM().SignTransaction(&tx, key.PrivateKey)
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pendingFilter, err := client.EthNewPendingTransactionFilter(ctx)
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require.NoError(t, err)
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// Pause so we can test that everything works while the message is in the message pool.
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for _, miner := range miners {
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miner.Pause()
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}
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hash := client.EVM().SubmitTransaction(ctx, &tx)
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mpoolTx, err := client.EthGetTransactionByHash(ctx, &hash)
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require.NoError(t, err)
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require.NotNil(t, mpoolTx)
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// require that the hashes are identical
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require.Equal(t, hash, mpoolTx.Hash)
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// these fields should be nil because the tx hasn't landed on chain.
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require.Nil(t, mpoolTx.BlockNumber)
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require.Nil(t, mpoolTx.BlockHash)
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require.Nil(t, mpoolTx.TransactionIndex)
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// We should be able to get the message CID immediately.
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mCid, err := client.EthGetMessageCidByTransactionHash(ctx, &hash)
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require.NoError(t, err)
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require.NotNil(t, mCid)
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// ... and it should map back to the transaction hash.
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mHash, err := client.EthGetTransactionHashByCid(ctx, *mCid)
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require.NoError(t, err)
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require.NotNil(t, mHash)
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require.Equal(t, hash, *mHash)
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changes, err := client.EthGetFilterChanges(ctx, pendingFilter)
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require.NoError(t, err)
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require.Len(t, changes.Results, 1)
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require.Equal(t, hash.String(), changes.Results[0])
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// Unpause mining.
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for _, miner := range miners {
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miner.Restart()
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}
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// Wait for the message to land.
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_, err = client.StateWaitMsg(ctx, *mCid, 3, api.LookbackNoLimit, false)
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require.NoError(t, err)
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// Then lookup the receipt.
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receipt, err := client.EthGetTransactionReceipt(ctx, hash)
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require.NoError(t, err)
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require.NotNil(t, receipt)
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// logs must be an empty array, not a nil value, to avoid tooling compatibility issues
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require.Empty(t, receipt.Logs)
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// a correctly formed logs bloom, albeit empty, has 256 zeroes
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require.Len(t, receipt.LogsBloom, 256)
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require.Equal(t, ethtypes.EthBytes(make([]byte, 256)), receipt.LogsBloom)
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// Success.
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require.EqualValues(t, ethtypes.EthUint64(0x1), receipt.Status)
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// Verify that the chain transaction now has new fields set.
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chainTx, err := client.EthGetTransactionByHash(ctx, &hash)
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require.NoError(t, err)
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// require that the hashes are identical
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require.Equal(t, hash, chainTx.Hash)
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require.NotNil(t, chainTx.BlockNumber)
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require.Greater(t, uint64(*chainTx.BlockNumber), uint64(0))
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require.NotNil(t, chainTx.BlockHash)
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require.NotEmpty(t, *chainTx.BlockHash)
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require.NotNil(t, chainTx.TransactionIndex)
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require.Equal(t, uint64(*chainTx.TransactionIndex), uint64(0)) // only transaction
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// should return error with non-existent block hash
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nonExistentHash, err := ethtypes.ParseEthHash("0x62a80aa9262a3e1d3db0706af41c8535257b6275a283174cabf9d108d8946059")
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require.Nil(t, err)
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_, err = client.EthGetBlockByHash(ctx, nonExistentHash, false)
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require.NotNil(t, err)
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// verify block information
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block1, err := client.EthGetBlockByHash(ctx, *chainTx.BlockHash, false)
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require.Nil(t, err)
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require.Equal(t, block1.Hash, *chainTx.BlockHash)
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require.Equal(t, block1.Number, *chainTx.BlockNumber)
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for _, tx := range block1.Transactions {
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_, ok := tx.(string)
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require.True(t, ok)
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}
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require.Contains(t, block1.Transactions, hash.String())
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// make sure the block got from EthGetBlockByNumber is the same
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blkNum := strconv.FormatInt(int64(*chainTx.BlockNumber), 10)
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block2, err := client.EthGetBlockByNumber(ctx, blkNum, false)
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require.Nil(t, err)
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require.True(t, reflect.DeepEqual(block1, block2))
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// verify that the block contains full tx objects
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block3, err := client.EthGetBlockByHash(ctx, *chainTx.BlockHash, true)
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require.Nil(t, err)
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require.Equal(t, block3.Hash, *chainTx.BlockHash)
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require.Equal(t, block3.Number, *chainTx.BlockNumber)
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// the call went through json-rpc and the response was unmarshaled
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// into map[string]interface{}, so it has to be converted into ethtypes.EthTx
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var foundTx *ethtypes.EthTx
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for _, obj := range block3.Transactions {
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j, err := json.Marshal(obj)
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require.Nil(t, err)
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var tx ethtypes.EthTx
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err = json.Unmarshal(j, &tx)
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require.Nil(t, err)
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if tx.Hash == chainTx.Hash {
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foundTx = &tx
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}
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}
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require.NotNil(t, foundTx)
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require.True(t, reflect.DeepEqual(*foundTx, *chainTx))
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// make sure the _full_ block got from EthGetBlockByNumber is the same
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block4, err := client.EthGetBlockByNumber(ctx, blkNum, true)
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require.Nil(t, err)
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require.True(t, reflect.DeepEqual(block3, block4))
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// Verify that the deployer is now an account.
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client.AssertActorType(ctx, deployer, manifest.EthAccountKey)
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// Verify that the nonce was incremented.
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nonce, err := client.MpoolGetNonce(ctx, deployer)
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require.NoError(t, err)
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require.EqualValues(t, 1, nonce)
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// Verify that the deployer is now an account.
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client.AssertActorType(ctx, deployer, manifest.EthAccountKey)
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// Get contract address.
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contractAddr, err := client.EVM().ComputeContractAddress(ethAddr, 0).ToFilecoinAddress()
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require.NoError(t, err)
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client.AssertActorType(ctx, contractAddr, "evm")
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// Check bytecode and bytecode hash match.
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contractAct, err := client.StateGetActor(ctx, contractAddr, types.EmptyTSK)
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require.NoError(t, err)
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bs := blockstore.NewAPIBlockstore(client)
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ctxStore := gstStore.WrapBlockStore(ctx, bs)
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evmSt, err := evm.Load(ctxStore, contractAct)
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require.NoError(t, err)
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byteCodeCid, err := evmSt.GetBytecodeCID()
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require.NoError(t, err)
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byteCode, err := bs.Get(ctx, byteCodeCid)
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require.NoError(t, err)
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byteCodeHashChain, err := evmSt.GetBytecodeHash()
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require.NoError(t, err)
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hasher := sha3.NewLegacyKeccak256()
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hasher.Write(byteCode.RawData())
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byteCodeHash := hasher.Sum(nil)
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require.Equal(t, byteCodeHashChain[:], byteCodeHash)
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byteCodeSt, err := evmSt.GetBytecode()
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require.NoError(t, err)
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require.Equal(t, byteCode.RawData(), byteCodeSt)
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}
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