package keeper import ( "context" "math/big" "google.golang.org/grpc/codes" "google.golang.org/grpc/status" sdk "github.com/cosmos/cosmos-sdk/types" tmtypes "github.com/tendermint/tendermint/types" ethcmn "github.com/ethereum/go-ethereum/common" ethermint "github.com/cosmos/ethermint/types" "github.com/cosmos/ethermint/x/evm/types" ) var _ types.QueryServer = Keeper{} // Account implements the Query/Account gRPC method func (k Keeper) Account(c context.Context, req *types.QueryAccountRequest) (*types.QueryAccountResponse, error) { if req == nil { return nil, status.Error(codes.InvalidArgument, "empty request") } if types.IsZeroAddress(req.Address) { return nil, status.Error( codes.InvalidArgument, types.ErrZeroAddress.Error(), ) } ctx := sdk.UnwrapSDKContext(c) so := k.GetOrNewStateObject(ctx, ethcmn.HexToAddress(req.Address)) balance, err := ethermint.MarshalBigInt(so.Balance()) if err != nil { return nil, err } return &types.QueryAccountResponse{ Balance: balance, CodeHash: so.CodeHash(), Nonce: so.Nonce(), }, nil } func (k Keeper) CosmosAccount(c context.Context, req *types.QueryCosmosAccountRequest) (*types.QueryCosmosAccountResponse, error) { if req == nil { return nil, status.Error(codes.InvalidArgument, "empty request") } if types.IsZeroAddress(req.Address) { return nil, status.Error( codes.InvalidArgument, types.ErrZeroAddress.Error(), ) } ctx := sdk.UnwrapSDKContext(c) ethStr := req.Address ethAddr := ethcmn.FromHex(ethStr) ethToCosmosAddr := sdk.AccAddress(ethAddr[:]).String() cosmosToEthAddr, _ := sdk.AccAddressFromBech32(ethToCosmosAddr) acc := k.accountKeeper.GetAccount(ctx, cosmosToEthAddr) res := types.QueryCosmosAccountResponse{ CosmosAddress: cosmosToEthAddr.String(), } if acc != nil { res.Sequence = acc.GetSequence() res.AccountNumber = acc.GetAccountNumber() } return &res, nil } // Balance implements the Query/Balance gRPC method func (k Keeper) Balance(c context.Context, req *types.QueryBalanceRequest) (*types.QueryBalanceResponse, error) { if req == nil { return nil, status.Error(codes.InvalidArgument, "empty request") } if types.IsZeroAddress(req.Address) { return nil, status.Error( codes.InvalidArgument, types.ErrZeroAddress.Error(), ) } ctx := sdk.UnwrapSDKContext(c) balanceInt := k.GetBalance(ctx, ethcmn.HexToAddress(req.Address)) balance, err := ethermint.MarshalBigInt(balanceInt) if err != nil { return nil, status.Error( codes.Internal, "failed to marshal big.Int to string", ) } return &types.QueryBalanceResponse{ Balance: balance, }, nil } // Storage implements the Query/Storage gRPC method func (k Keeper) Storage(c context.Context, req *types.QueryStorageRequest) (*types.QueryStorageResponse, error) { if req == nil { return nil, status.Error(codes.InvalidArgument, "empty request") } if types.IsZeroAddress(req.Address) { return nil, status.Error( codes.InvalidArgument, types.ErrZeroAddress.Error(), ) } ctx := sdk.UnwrapSDKContext(c) address := ethcmn.HexToAddress(req.Address) key := ethcmn.HexToHash(req.Key) state := k.GetState(ctx, address, key) return &types.QueryStorageResponse{ Value: state.String(), }, nil } // Code implements the Query/Code gRPC method func (k Keeper) Code(c context.Context, req *types.QueryCodeRequest) (*types.QueryCodeResponse, error) { if req == nil { return nil, status.Error(codes.InvalidArgument, "empty request") } if types.IsZeroAddress(req.Address) { return nil, status.Error( codes.InvalidArgument, types.ErrZeroAddress.Error(), ) } ctx := sdk.UnwrapSDKContext(c) address := ethcmn.HexToAddress(req.Address) code := k.GetCode(ctx, address) return &types.QueryCodeResponse{ Code: code, }, nil } // TxLogs implements the Query/TxLogs gRPC method func (k Keeper) TxLogs(c context.Context, req *types.QueryTxLogsRequest) (*types.QueryTxLogsResponse, error) { if req == nil { return nil, status.Error(codes.InvalidArgument, "empty request") } if types.IsEmptyHash(req.Hash) { return nil, status.Error( codes.InvalidArgument, types.ErrEmptyHash.Error(), ) } ctx := sdk.UnwrapSDKContext(c) hash := ethcmn.HexToHash(req.Hash) logs, err := k.GetLogs(ctx, hash) if err != nil { return nil, status.Error( codes.Internal, err.Error(), ) } return &types.QueryTxLogsResponse{ Logs: types.NewTransactionLogsFromEth(hash, logs).Logs, }, nil } // TxReceipt implements the Query/TxReceipt gRPC method func (k Keeper) TxReceipt(c context.Context, req *types.QueryTxReceiptRequest) (*types.QueryTxReceiptResponse, error) { if req == nil { return nil, status.Error(codes.InvalidArgument, "empty request") } if types.IsEmptyHash(req.Hash) { return nil, status.Error( codes.InvalidArgument, types.ErrEmptyHash.Error(), ) } ctx := sdk.UnwrapSDKContext(c) hash := ethcmn.HexToHash(req.Hash) receipt, found := k.GetTxReceiptFromHash(ctx, hash) if !found { return nil, status.Error( codes.NotFound, types.ErrTxReceiptNotFound.Error(), ) } return &types.QueryTxReceiptResponse{ Receipt: receipt, }, nil } // TxReceiptsByBlockHeight implements the Query/TxReceiptsByBlockHeight gRPC method func (k Keeper) TxReceiptsByBlockHeight(c context.Context, req *types.QueryTxReceiptsByBlockHeightRequest) (*types.QueryTxReceiptsByBlockHeightResponse, error) { if req == nil { return nil, status.Error(codes.InvalidArgument, "empty request") } ctx := sdk.UnwrapSDKContext(c) receipts := k.GetTxReceiptsByBlockHeight(ctx, req.Height) return &types.QueryTxReceiptsByBlockHeightResponse{ Receipts: receipts, }, nil } // TxReceiptsByBlockHash implements the Query/TxReceiptsByBlockHash gRPC method func (k Keeper) TxReceiptsByBlockHash(c context.Context, req *types.QueryTxReceiptsByBlockHashRequest) (*types.QueryTxReceiptsByBlockHashResponse, error) { if req == nil { return nil, status.Error(codes.InvalidArgument, "empty request") } if types.IsEmptyHash(req.Hash) { return nil, status.Error( codes.InvalidArgument, types.ErrEmptyHash.Error(), ) } ctx := sdk.UnwrapSDKContext(c) hash := ethcmn.HexToHash(req.Hash) receipts := k.GetTxReceiptsByBlockHash(ctx, hash) return &types.QueryTxReceiptsByBlockHashResponse{ Receipts: receipts, }, nil } // BlockLogs implements the Query/BlockLogs gRPC method func (k Keeper) BlockLogs(c context.Context, req *types.QueryBlockLogsRequest) (*types.QueryBlockLogsResponse, error) { if req == nil { return nil, status.Error(codes.InvalidArgument, "empty request") } if types.IsEmptyHash(req.Hash) { return nil, status.Error( codes.InvalidArgument, types.ErrEmptyHash.Error(), ) } ctx := sdk.UnwrapSDKContext(c) txLogs := k.GetAllTxLogs(ctx) return &types.QueryBlockLogsResponse{ TxLogs: txLogs, }, nil } // BlockBloom implements the Query/BlockBloom gRPC method func (k Keeper) BlockBloom(c context.Context, req *types.QueryBlockBloomRequest) (*types.QueryBlockBloomResponse, error) { if req == nil { return nil, status.Error(codes.InvalidArgument, "empty request") } ctx := sdk.UnwrapSDKContext(c) height := ctx.BlockHeight() if setHeight := req.Height; setHeight > 0 { height = setHeight } bloom, found := k.GetBlockBloom(ctx, height) if !found { return nil, status.Error( codes.NotFound, types.ErrBloomNotFound.Error(), ) } return &types.QueryBlockBloomResponse{ Bloom: bloom.Bytes(), }, nil } // Params implements the Query/Params gRPC method func (k Keeper) Params(c context.Context, req *types.QueryParamsRequest) (*types.QueryParamsResponse, error) { if req == nil { return nil, status.Error(codes.InvalidArgument, "empty request") } ctx := sdk.UnwrapSDKContext(c) params := k.GetParams(ctx) return &types.QueryParamsResponse{ Params: params, }, nil } // StaticCall implements Query/StaticCall gRPCP method func (k Keeper) StaticCall(c context.Context, req *types.QueryStaticCallRequest) (*types.QueryStaticCallResponse, error) { if req == nil { return nil, status.Error(codes.InvalidArgument, "empty request") } ctx := sdk.UnwrapSDKContext(c) // parse the chainID from a string to a base-10 integer chainIDEpoch, err := ethermint.ParseChainID(ctx.ChainID()) if err != nil { return nil, err } txHash := tmtypes.Tx(ctx.TxBytes()).Hash() ethHash := ethcmn.BytesToHash(txHash) var recipient *ethcmn.Address if len(req.Address) > 0 { addr := ethcmn.HexToAddress(req.Address) recipient = &addr } so := k.GetOrNewStateObject(ctx, *recipient) sender := ethcmn.HexToAddress("0xaDd00275E3d9d213654Ce5223f0FADE8b106b707") st := &types.StateTransition{ AccountNonce: so.Nonce(), Price: new(big.Int).SetBytes(big.NewInt(0).Bytes()), GasLimit: 100000000, Recipient: recipient, Amount: new(big.Int).SetBytes(big.NewInt(0).Bytes()), Payload: req.Input, Csdb: k.CommitStateDB.WithContext(ctx), ChainID: chainIDEpoch, TxHash: ðHash, Sender: sender, Simulate: ctx.IsCheckTx(), } config, found := k.GetChainConfig(ctx) if !found { return nil, types.ErrChainConfigNotFound } ret, err := st.StaticCall(ctx, config) if err != nil { return nil, err } return &types.QueryStaticCallResponse{Data: ret}, nil }