Files
lotus/itests/eth_account_abstraction_test.go
Peter Rabbitson 1bc8a8b32c chore: remove (deprecated) deps on build/ proxy-constants
This is a large diff, yet should have exactly zero functional changes

Ideally as a result of this some parts of the depchain will become lighter,
with downstream reaping the same benefits as the team that initiated this split.

P.S. work was done while forming better intuition of current dependency graph
2024-07-22 17:36:12 +04:00

375 lines
14 KiB
Go

package itests
import (
"context"
"encoding/hex"
"encoding/json"
"os"
"testing"
"time"
"github.com/stretchr/testify/require"
"github.com/filecoin-project/go-state-types/abi"
"github.com/filecoin-project/go-state-types/big"
builtin2 "github.com/filecoin-project/go-state-types/builtin"
"github.com/filecoin-project/go-state-types/builtin/v10/eam"
"github.com/filecoin-project/go-state-types/exitcode"
"github.com/filecoin-project/lotus/api"
"github.com/filecoin-project/lotus/build/buildconstants"
"github.com/filecoin-project/lotus/chain/actors/builtin"
"github.com/filecoin-project/lotus/chain/types"
"github.com/filecoin-project/lotus/chain/types/ethtypes"
"github.com/filecoin-project/lotus/chain/wallet/key"
"github.com/filecoin-project/lotus/itests/kit"
)
// TestEthAccountAbstraction goes over the placeholder creation and promotion workflow:
// - an placeholder is created when it receives a message
// - the placeholder turns into an EOA when it sends a message
func TestEthAccountAbstraction(t *testing.T) {
kit.QuietMiningLogs()
client, _, ens := kit.EnsembleMinimal(t, kit.MockProofs(), kit.ThroughRPC())
ens.InterconnectAll().BeginMining(10 * time.Millisecond)
ctx, cancel := context.WithTimeout(context.Background(), time.Minute)
defer cancel()
secpKey, err := key.GenerateKey(types.KTDelegated)
require.NoError(t, err)
placeholderAddress, err := client.WalletImport(ctx, &secpKey.KeyInfo)
require.NoError(t, err)
// create an placeholder actor at the target address
msgCreatePlaceholder := &types.Message{
From: client.DefaultKey.Address,
To: placeholderAddress,
Value: abi.TokenAmount(types.MustParseFIL("100")),
}
smCreatePlaceholder, err := client.MpoolPushMessage(ctx, msgCreatePlaceholder, nil)
require.NoError(t, err)
mLookup, err := client.StateWaitMsg(ctx, smCreatePlaceholder.Cid(), 3, api.LookbackNoLimit, true)
require.NoError(t, err)
require.True(t, mLookup.Receipt.ExitCode.IsSuccess())
// confirm the placeholder is an placeholder
placeholderActor, err := client.StateGetActor(ctx, placeholderAddress, types.EmptyTSK)
require.NoError(t, err)
require.Equal(t, uint64(0), placeholderActor.Nonce)
require.True(t, builtin.IsPlaceholderActor(placeholderActor.Code))
require.Equal(t, msgCreatePlaceholder.Value, placeholderActor.Balance)
// send a message from the placeholder address
msgFromPlaceholder := &types.Message{
From: placeholderAddress,
// self-send because an "eth tx payload" can't be to a filecoin address?
To: placeholderAddress,
Method: builtin2.MethodsEVM.InvokeContract,
}
msgFromPlaceholder, err = client.GasEstimateMessageGas(ctx, msgFromPlaceholder, nil, types.EmptyTSK)
require.NoError(t, err)
txArgs, err := ethtypes.Eth1559TxArgsFromUnsignedFilecoinMessage(msgFromPlaceholder)
require.NoError(t, err)
digest, err := txArgs.ToRlpUnsignedMsg()
require.NoError(t, err)
siggy, err := client.WalletSign(ctx, placeholderAddress, digest)
require.NoError(t, err)
smFromPlaceholderCid, err := client.MpoolPush(ctx, &types.SignedMessage{Message: *msgFromPlaceholder, Signature: *siggy})
require.NoError(t, err)
mLookup, err = client.StateWaitMsg(ctx, smFromPlaceholderCid, 3, api.LookbackNoLimit, true)
require.NoError(t, err)
require.True(t, mLookup.Receipt.ExitCode.IsSuccess())
// confirm ugly Placeholder duckling has turned into a beautiful EthAccount swan
eoaActor, err := client.StateGetActor(ctx, placeholderAddress, types.EmptyTSK)
require.NoError(t, err)
require.False(t, builtin.IsPlaceholderActor(eoaActor.Code))
require.True(t, builtin.IsEthAccountActor(eoaActor.Code))
require.Equal(t, uint64(1), eoaActor.Nonce)
// Send another message, it should succeed without any code CID changes
msgFromPlaceholder = &types.Message{
From: placeholderAddress,
To: placeholderAddress,
Method: builtin2.MethodsEVM.InvokeContract,
Nonce: 1,
}
msgFromPlaceholder, err = client.GasEstimateMessageGas(ctx, msgFromPlaceholder, nil, types.EmptyTSK)
require.NoError(t, err)
txArgs, err = ethtypes.Eth1559TxArgsFromUnsignedFilecoinMessage(msgFromPlaceholder)
require.NoError(t, err)
digest, err = txArgs.ToRlpUnsignedMsg()
require.NoError(t, err)
siggy, err = client.WalletSign(ctx, placeholderAddress, digest)
require.NoError(t, err)
smFromPlaceholderCid, err = client.MpoolPush(ctx, &types.SignedMessage{Message: *msgFromPlaceholder, Signature: *siggy})
require.NoError(t, err)
mLookup, err = client.StateWaitMsg(ctx, smFromPlaceholderCid, 3, api.LookbackNoLimit, true)
require.NoError(t, err)
require.True(t, mLookup.Receipt.ExitCode.IsSuccess())
// confirm no changes in code CID
eoaActor, err = client.StateGetActor(ctx, placeholderAddress, types.EmptyTSK)
require.NoError(t, err)
require.Equal(t, uint64(2), eoaActor.Nonce)
require.False(t, builtin.IsPlaceholderActor(eoaActor.Code))
require.True(t, builtin.IsEthAccountActor(eoaActor.Code))
}
// Tests that an placeholder turns into an EthAccout even if the message fails
func TestEthAccountAbstractionFailure(t *testing.T) {
kit.QuietMiningLogs()
client, _, ens := kit.EnsembleMinimal(t, kit.MockProofs(), kit.ThroughRPC())
ens.InterconnectAll().BeginMining(10 * time.Millisecond)
ctx, cancel := context.WithTimeout(context.Background(), time.Minute)
defer cancel()
secpKey, err := key.GenerateKey(types.KTDelegated)
require.NoError(t, err)
placeholderAddress, err := client.WalletImport(ctx, &secpKey.KeyInfo)
require.NoError(t, err)
// create a placeholder actor at the target address
msgCreatePlaceholder := &types.Message{
From: client.DefaultKey.Address,
To: placeholderAddress,
Value: abi.TokenAmount(types.MustParseFIL("100")),
Method: builtin2.MethodsEVM.InvokeContract,
}
smCreatePlaceholder, err := client.MpoolPushMessage(ctx, msgCreatePlaceholder, nil)
require.NoError(t, err)
mLookup, err := client.StateWaitMsg(ctx, smCreatePlaceholder.Cid(), 3, api.LookbackNoLimit, true)
require.NoError(t, err)
require.True(t, mLookup.Receipt.ExitCode.IsSuccess())
// confirm the placeholder is an placeholder
placeholderActor, err := client.StateGetActor(ctx, placeholderAddress, types.EmptyTSK)
require.NoError(t, err)
require.Equal(t, uint64(0), placeholderActor.Nonce)
require.True(t, builtin.IsPlaceholderActor(placeholderActor.Code))
require.Equal(t, msgCreatePlaceholder.Value, placeholderActor.Balance)
// send a message from the placeholder address
msgFromPlaceholder := &types.Message{
From: placeholderAddress,
To: placeholderAddress,
Value: abi.TokenAmount(types.MustParseFIL("20")),
Method: builtin2.MethodsEVM.InvokeContract,
}
msgFromPlaceholder, err = client.GasEstimateMessageGas(ctx, msgFromPlaceholder, nil, types.EmptyTSK)
require.NoError(t, err)
msgFromPlaceholder.Value = abi.TokenAmount(types.MustParseFIL("1000"))
txArgs, err := ethtypes.Eth1559TxArgsFromUnsignedFilecoinMessage(msgFromPlaceholder)
require.NoError(t, err)
digest, err := txArgs.ToRlpUnsignedMsg()
require.NoError(t, err)
siggy, err := client.WalletSign(ctx, placeholderAddress, digest)
require.NoError(t, err)
smFromPlaceholderCid, err := client.MpoolPush(ctx, &types.SignedMessage{Message: *msgFromPlaceholder, Signature: *siggy})
require.NoError(t, err)
mLookup, err = client.StateWaitMsg(ctx, smFromPlaceholderCid, 3, api.LookbackNoLimit, true)
require.NoError(t, err)
// message should have failed because we didn't have enough $$$
require.Equal(t, exitcode.SysErrInsufficientFunds, mLookup.Receipt.ExitCode)
// BUT, ugly Placeholder duckling should have turned into a beautiful EthAccount swan anyway
eoaActor, err := client.StateGetActor(ctx, placeholderAddress, types.EmptyTSK)
require.NoError(t, err)
require.False(t, builtin.IsPlaceholderActor(eoaActor.Code))
require.True(t, builtin.IsEthAccountActor(eoaActor.Code))
require.Equal(t, uint64(1), eoaActor.Nonce)
// Send a valid message now, it should succeed without any code CID changes
msgFromPlaceholder = &types.Message{
From: placeholderAddress,
To: placeholderAddress,
Nonce: 1,
Value: abi.NewTokenAmount(1),
Method: builtin2.MethodsEVM.InvokeContract,
}
msgFromPlaceholder, err = client.GasEstimateMessageGas(ctx, msgFromPlaceholder, nil, types.EmptyTSK)
require.NoError(t, err)
txArgs, err = ethtypes.Eth1559TxArgsFromUnsignedFilecoinMessage(msgFromPlaceholder)
require.NoError(t, err)
digest, err = txArgs.ToRlpUnsignedMsg()
require.NoError(t, err)
siggy, err = client.WalletSign(ctx, placeholderAddress, digest)
require.NoError(t, err)
smFromPlaceholderCid, err = client.MpoolPush(ctx, &types.SignedMessage{Message: *msgFromPlaceholder, Signature: *siggy})
require.NoError(t, err)
mLookup, err = client.StateWaitMsg(ctx, smFromPlaceholderCid, 3, api.LookbackNoLimit, true)
require.NoError(t, err)
require.True(t, mLookup.Receipt.ExitCode.IsSuccess())
// confirm no changes in code CID
eoaActor, err = client.StateGetActor(ctx, placeholderAddress, types.EmptyTSK)
require.NoError(t, err)
require.Equal(t, uint64(2), eoaActor.Nonce)
require.False(t, builtin.IsPlaceholderActor(eoaActor.Code))
require.True(t, builtin.IsEthAccountActor(eoaActor.Code))
}
// Tests that f4 addresess that aren't placeholders/ethaccounts can't be top-level senders
func TestEthAccountAbstractionFailsFromEvmActor(t *testing.T) {
kit.QuietMiningLogs()
client, _, ens := kit.EnsembleMinimal(t, kit.MockProofs(), kit.ThroughRPC())
ens.InterconnectAll().BeginMining(10 * time.Millisecond)
ctx, cancel := context.WithTimeout(context.Background(), time.Minute)
defer cancel()
// create a new Ethereum account
key, ethAddr, deployer := client.EVM().NewAccount()
// send some funds to the f410 address
kit.SendFunds(ctx, t, client, deployer, types.FromFil(10))
// install a contract from the placeholder
contractHex, err := os.ReadFile("./contracts/SimpleCoin.hex")
require.NoError(t, err)
contract, err := hex.DecodeString(string(contractHex))
require.NoError(t, err)
gasParams, err := json.Marshal(ethtypes.EthEstimateGasParams{Tx: ethtypes.EthCall{
From: &ethAddr,
Data: contract,
}})
require.NoError(t, err)
gaslimit, err := client.EthEstimateGas(ctx, gasParams)
require.NoError(t, err)
maxPriorityFeePerGas, err := client.EthMaxPriorityFeePerGas(ctx)
require.NoError(t, err)
tx := ethtypes.Eth1559TxArgs{
ChainID: buildconstants.Eip155ChainId,
Value: big.Zero(),
Nonce: 0,
MaxFeePerGas: types.NanoFil,
MaxPriorityFeePerGas: big.Int(maxPriorityFeePerGas),
GasLimit: int(gaslimit),
Input: contract,
V: big.Zero(),
R: big.Zero(),
S: big.Zero(),
}
client.EVM().SignTransaction(&tx, key.PrivateKey)
client.EVM().SubmitTransaction(ctx, &tx)
smsg, err := ethtypes.ToSignedFilecoinMessage(&tx)
require.NoError(t, err)
ml, err := client.StateWaitMsg(ctx, smsg.Cid(), 1, api.LookbackNoLimit, true)
require.NoError(t, err)
require.True(t, ml.Receipt.ExitCode.IsSuccess())
// Get contract address, assert it's an EVM actor
contractAddr, err := client.EVM().ComputeContractAddress(ethAddr, 0).ToFilecoinAddress()
require.NoError(t, err)
client.AssertActorType(ctx, contractAddr, "evm")
msgFromContract := &types.Message{
From: contractAddr,
To: contractAddr,
}
_, err = client.GasEstimateMessageGas(ctx, msgFromContract, nil, types.EmptyTSK)
require.Error(t, err, "expected gas estimation to fail")
require.Contains(t, err.Error(), "SysErrSenderInvalid")
}
func TestEthAccountManagerPermissions(t *testing.T) {
kit.QuietMiningLogs()
client, _, ens := kit.EnsembleMinimal(t, kit.MockProofs(), kit.ThroughRPC())
ens.InterconnectAll().BeginMining(10 * time.Millisecond)
ctx, cancel := context.WithTimeout(context.Background(), time.Minute)
defer cancel()
// setup f1/f3/f4 accounts
wsp, err := client.WalletNew(ctx, types.KTSecp256k1)
require.NoError(t, err)
wbl, err := client.WalletNew(ctx, types.KTBLS)
require.NoError(t, err)
wdl, err := client.WalletNew(ctx, types.KTDelegated)
require.NoError(t, err)
def := client.DefaultKey.Address
// send some funds
client.ExpectSend(ctx, def, wsp, types.FromFil(10), "")
client.ExpectSend(ctx, def, wbl, types.FromFil(10), "")
client.ExpectSend(ctx, def, wdl, types.FromFil(10), "")
require.NoError(t, err)
// make sure that EAM only allows CreateExternal to be called by accounts
client.ExpectSend(ctx, wsp, builtin2.EthereumAddressManagerActorAddr, big.Zero(), "not one of supported (18)", client.MakeSendCall(builtin2.MethodsEAM.Create, &eam.CreateParams{Nonce: 0}))
client.ExpectSend(ctx, wbl, builtin2.EthereumAddressManagerActorAddr, big.Zero(), "not one of supported (18)", client.MakeSendCall(builtin2.MethodsEAM.Create, &eam.CreateParams{Nonce: 0}))
client.ExpectSend(ctx, wdl, builtin2.EthereumAddressManagerActorAddr, big.Zero(), "not one of supported (18)", client.MakeSendCall(builtin2.MethodsEAM.Create, &eam.CreateParams{Nonce: 0}))
client.ExpectSend(ctx, wsp, builtin2.EthereumAddressManagerActorAddr, big.Zero(), "not one of supported (18)", client.MakeSendCall(builtin2.MethodsEAM.Create2, &eam.Create2Params{}))
client.ExpectSend(ctx, wbl, builtin2.EthereumAddressManagerActorAddr, big.Zero(), "not one of supported (18)", client.MakeSendCall(builtin2.MethodsEAM.Create2, &eam.Create2Params{}))
client.ExpectSend(ctx, wdl, builtin2.EthereumAddressManagerActorAddr, big.Zero(), "not one of supported (18)", client.MakeSendCall(builtin2.MethodsEAM.Create2, &eam.Create2Params{}))
contractHex, err := os.ReadFile("contracts/SimpleCoin.hex")
require.NoError(t, err)
contract, err := hex.DecodeString(string(contractHex))
require.NoError(t, err)
contractParams := abi.CborBytes(contract)
client.ExpectSend(ctx, wsp, builtin2.EthereumAddressManagerActorAddr, big.Zero(), "", client.MakeSendCall(builtin2.MethodsEAM.CreateExternal, &contractParams))
client.ExpectSend(ctx, wbl, builtin2.EthereumAddressManagerActorAddr, big.Zero(), "", client.MakeSendCall(builtin2.MethodsEAM.CreateExternal, &contractParams))
client.ExpectSend(ctx, wdl, builtin2.EthereumAddressManagerActorAddr, big.Zero(), "", client.MakeSendCall(builtin2.MethodsEAM.CreateExternal, &contractParams))
}