feat: EthAPI: Add EthAddressToFilecoinAddress

.circleci/config.yml

@@ -618,6 +618,11 @@ workflows:
           suite: itest-eth_account_abstraction
           target: "./itests/eth_account_abstraction_test.go"
       
+      - test:
+          name: test-itest-eth_api
+          suite: itest-eth_api
+          target: "./itests/eth_api_test.go"
+      
       - test:
           name: test-itest-eth_balance
           suite: itest-eth_balance

api/api_full.go

@@ -769,6 +769,8 @@ type FullNode interface {
 	//
 	// EthAccounts will always return [] since we don't expect Lotus to manage private keys
 	EthAccounts(ctx context.Context) ([]ethtypes.EthAddress, error) //perm:read
+	// EthAddressToFilecoinAddress converts an EthAddress into an f410 Filecoin Address
+	EthAddressToFilecoinAddress(ctx context.Context, ethAddress ethtypes.EthAddress) (address.Address, error) //perm:read
 	// EthBlockNumber returns the height of the latest (heaviest) TipSet
 	EthBlockNumber(ctx context.Context) (ethtypes.EthUint64, error) //perm:read
 	// EthGetBlockTransactionCountByNumber returns the number of messages in the TipSet

api/mocks/mock_full.go

@@ -953,6 +953,21 @@ func (mr *MockFullNodeMockRecorder) EthAccounts(arg0 interface{}) *gomock.Call {
 	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "EthAccounts", reflect.TypeOf((*MockFullNode)(nil).EthAccounts), arg0)
 }
 
+// EthAddressToFilecoinAddress mocks base method.
+func (m *MockFullNode) EthAddressToFilecoinAddress(arg0 context.Context, arg1 ethtypes.EthAddress) (address.Address, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "EthAddressToFilecoinAddress", arg0, arg1)
+	ret0, _ := ret[0].(address.Address)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// EthAddressToFilecoinAddress indicates an expected call of EthAddressToFilecoinAddress.
+func (mr *MockFullNodeMockRecorder) EthAddressToFilecoinAddress(arg0, arg1 interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "EthAddressToFilecoinAddress", reflect.TypeOf((*MockFullNode)(nil).EthAddressToFilecoinAddress), arg0, arg1)
+}
+
 // EthBlockNumber mocks base method.
 func (m *MockFullNode) EthBlockNumber(arg0 context.Context) (ethtypes.EthUint64, error) {
 	m.ctrl.T.Helper()

api/proxy_gen.go

@@ -244,6 +244,8 @@ type FullNodeMethods struct {
 
 	EthAccounts func(p0 context.Context) ([]ethtypes.EthAddress, error) `perm:"read"`
 
+	EthAddressToFilecoinAddress func(p0 context.Context, p1 ethtypes.EthAddress) (address.Address, error) `perm:"read"`
+
 	EthBlockNumber func(p0 context.Context) (ethtypes.EthUint64, error) `perm:"read"`
 
 	EthCall func(p0 context.Context, p1 ethtypes.EthCall, p2 string) (ethtypes.EthBytes, error) `perm:"read"`
@@ -2007,6 +2009,17 @@ func (s *FullNodeStub) EthAccounts(p0 context.Context) ([]ethtypes.EthAddress, e
 	return *new([]ethtypes.EthAddress), ErrNotSupported
 }
 
+func (s *FullNodeStruct) EthAddressToFilecoinAddress(p0 context.Context, p1 ethtypes.EthAddress) (address.Address, error) {
+	if s.Internal.EthAddressToFilecoinAddress == nil {
+		return *new(address.Address), ErrNotSupported
+	}
+	return s.Internal.EthAddressToFilecoinAddress(p0, p1)
+}
+
+func (s *FullNodeStub) EthAddressToFilecoinAddress(p0 context.Context, p1 ethtypes.EthAddress) (address.Address, error) {
+	return *new(address.Address), ErrNotSupported
+}
+
 func (s *FullNodeStruct) EthBlockNumber(p0 context.Context) (ethtypes.EthUint64, error) {
 	if s.Internal.EthBlockNumber == nil {
 		return *new(ethtypes.EthUint64), ErrNotSupported

documentation/en/api-v1-unstable-methods.md

@@ -68,6 +68,7 @@
   * [CreateBackup](#CreateBackup)
 * [Eth](#Eth)
   * [EthAccounts](#EthAccounts)
+  * [EthAddressToFilecoinAddress](#EthAddressToFilecoinAddress)
   * [EthBlockNumber](#EthBlockNumber)
   * [EthCall](#EthCall)
   * [EthChainId](#EthChainId)
@@ -2262,6 +2263,21 @@ Response:
 ]
 ```
 
+### EthAddressToFilecoinAddress
+EthAddressToFilecoinAddress converts an EthAddress into an f410 Filecoin Address
+
+
+Perms: read
+
+Inputs:
+```json
+[
+  "0x5cbeecf99d3fdb3f25e309cc264f240bb0664031"
+]
+```
+
+Response: `"f01234"`
+
 ### EthBlockNumber
 EthBlockNumber returns the height of the latest (heaviest) TipSet
 

gateway/node.go

@@ -88,6 +88,7 @@ type TargetAPI interface {
 	StateVMCirculatingSupplyInternal(context.Context, types.TipSetKey) (api.CirculatingSupply, error)
 	WalletBalance(context.Context, address.Address) (types.BigInt, error)
 
+	EthAddressToFilecoinAddress(ctx context.Context, ethAddress ethtypes.EthAddress) (address.Address, error)
 	EthBlockNumber(ctx context.Context) (ethtypes.EthUint64, error)
 	EthGetBlockTransactionCountByNumber(ctx context.Context, blkNum ethtypes.EthUint64) (ethtypes.EthUint64, error)
 	EthGetBlockTransactionCountByHash(ctx context.Context, blkHash ethtypes.EthHash) (ethtypes.EthUint64, error)

itests/eth_api_test.go

@@ -0,0 +1,47 @@
+package itests
+
+import (
+	"context"
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/require"
+
+	"github.com/filecoin-project/go-state-types/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"
+)
+
+func TestEthAddressToFilecoinAddress(t *testing.T) {
+	client, _, _ := kit.EnsembleMinimal(t, kit.MockProofs(), kit.ThroughRPC())
+
+	ctx, cancel := context.WithTimeout(context.Background(), time.Minute)
+	defer cancel()
+
+	secpKey, err := key.GenerateKey(types.KTDelegated)
+	require.NoError(t, err)
+
+	filecoinKeyAddr, err := client.WalletImport(ctx, &secpKey.KeyInfo)
+	require.NoError(t, err)
+
+	ethAddr, err := ethtypes.EthAddressFromFilecoinAddress(filecoinKeyAddr)
+	require.NoError(t, err)
+
+	apiFilAddr, err := client.EthAddressToFilecoinAddress(ctx, ethAddr)
+	require.NoError(t, err)
+
+	require.Equal(t, filecoinKeyAddr, apiFilAddr)
+
+	filecoinIdArr := builtin.StorageMarketActorAddr
+	ethAddr, err = ethtypes.EthAddressFromFilecoinAddress(filecoinIdArr)
+	require.NoError(t, err)
+
+	apiFilAddr, err = client.EthAddressToFilecoinAddress(ctx, ethAddr)
+	require.NoError(t, err)
+
+	require.Equal(t, filecoinIdArr, apiFilAddr)
+
+}

node/impl/full/dummy.go

@@ -6,6 +6,7 @@ import (
 
 	"github.com/ipfs/go-cid"
 
+	"github.com/filecoin-project/go-address"
 	"github.com/filecoin-project/go-jsonrpc"
 
 	"github.com/filecoin-project/lotus/api"
@@ -16,6 +17,10 @@ var ErrModuleDisabled = errors.New("module disabled, enable with Fevm.EnableEthR
 
 type EthModuleDummy struct{}
 
+func (e *EthModuleDummy) EthAddressToFilecoinAddress(ctx context.Context, ethAddress ethtypes.EthAddress) (address.Address, error) {
+	return address.Undef, ErrModuleDisabled
+}
+
 func (e *EthModuleDummy) EthGetMessageCidByTransactionHash(ctx context.Context, txHash *ethtypes.EthHash) (*cid.Cid, error) {
 	return nil, ErrModuleDisabled
 }

node/impl/full/eth.go

@@ -181,6 +181,10 @@ func (a *EthModule) EthAccounts(context.Context) ([]ethtypes.EthAddress, error)
 	return []ethtypes.EthAddress{}, nil
 }
 
+func (a *EthAPI) EthAddressToFilecoinAddress(ctx context.Context, ethAddress ethtypes.EthAddress) (address.Address, error) {
+	return ethAddress.ToFilecoinAddress()
+}
+
 func (a *EthModule) countTipsetMsgs(ctx context.Context, ts *types.TipSet) (int, error) {
 	blkMsgs, err := a.Chain.BlockMsgsForTipset(ctx, ts)
 	if err != nil {