internal/ethapi: implement eth_getBlockReceipts

ethclient/ethclient.go

@@ -108,6 +108,16 @@ func (ec *Client) PeerCount(ctx context.Context) (uint64, error) {
 	return uint64(result), err
 }
 
+// BlockReceipts returns the receipts of a given block number or hash
+func (ec *Client) BlockReceipts(ctx context.Context, blockNrOrHash rpc.BlockNumberOrHash) ([]*types.Receipt, error) {
+	var r []*types.Receipt
+	err := ec.c.CallContext(ctx, &r, "eth_getBlockReceipts", blockNrOrHash)
+	if err == nil && r == nil {
+		return nil, ethereum.NotFound
+	}
+	return r, err
+}
+
 type rpcBlock struct {
 	Hash         common.Hash         `json:"hash"`
 	Transactions []rpcTransaction    `json:"transactions"`

internal/ethapi/api.go

@@ -897,6 +897,34 @@ func (s *BlockChainAPI) GetStorageAt(ctx context.Context, address common.Address
 	return res[:], state.Error()
 }
 
+// GetBlockReceipts returns the block receipts for the given block hash or number or tag.
+func (s *BlockChainAPI) GetBlockReceipts(ctx context.Context, blockNrOrHash rpc.BlockNumberOrHash) ([]map[string]interface{}, error) {
+	block, err := s.b.BlockByNumberOrHash(ctx, blockNrOrHash)
+	if block == nil || err != nil {
+		// When the block doesn't exist, the RPC method should return JSON null
+		// as per specification.
+		return nil, nil
+	}
+	receipts, err := s.b.GetReceipts(ctx, block.Hash())
+	if err != nil {
+		return nil, err
+	}
+	txs := block.Transactions()
+	if len(txs) != len(receipts) {
+		return nil, fmt.Errorf("receipts length mismatch: %d vs %d", len(txs), len(receipts))
+	}
+
+	// Derive the sender.
+	signer := types.MakeSigner(s.b.ChainConfig(), block.Number(), block.Time())
+
+	result := make([]map[string]interface{}, len(receipts))
+	for i, receipt := range receipts {
+		result[i] = marshalReceipt(receipt, block.Hash(), block.NumberU64(), signer, txs[i], i)
+	}
+
+	return result, nil
+}
+
 // OverrideAccount indicates the overriding fields of account during the execution
 // of a message call.
 // Note, state and stateDiff can't be specified at the same time. If state is
@@ -1717,13 +1745,18 @@ func (s *TransactionAPI) GetTransactionReceipt(ctx context.Context, hash common.
 
 	// Derive the sender.
 	signer := types.MakeSigner(s.b.ChainConfig(), header.Number, header.Time)
+	return marshalReceipt(receipt, blockHash, blockNumber, signer, tx, int(index)), nil
+}
+
+// marshalReceipt marshals a transaction receipt into a JSON object.
+func marshalReceipt(receipt *types.Receipt, blockHash common.Hash, blockNumber uint64, signer types.Signer, tx *types.Transaction, txIndex int) map[string]interface{} {
 	from, _ := types.Sender(signer, tx)
 
 	fields := map[string]interface{}{
 		"blockHash":         blockHash,
 		"blockNumber":       hexutil.Uint64(blockNumber),
-		"transactionHash":   hash,
-		"transactionIndex":  hexutil.Uint64(index),
+		"transactionHash":   tx.Hash(),
+		"transactionIndex":  hexutil.Uint64(txIndex),
 		"from":              from,
 		"to":                tx.To(),
 		"gasUsed":           hexutil.Uint64(receipt.GasUsed),
@@ -1749,7 +1782,7 @@ func (s *TransactionAPI) GetTransactionReceipt(ctx context.Context, hash common.
 	if receipt.ContractAddress != (common.Address{}) {
 		fields["contractAddress"] = receipt.ContractAddress
 	}
-	return fields, nil
+	return fields
 }
 
 // sign is a helper function that signs a transaction with the private key of the given address.

internal/ethapi/api_test.go

@@ -1766,9 +1766,7 @@ func TestRPCGetBlockOrHeader(t *testing.T) {
 	}
 }
 
-func TestRPCGetTransactionReceipt(t *testing.T) {
-	t.Parallel()
-
+func setupReceiptBackend(t *testing.T, genBlocks int) (*testBackend, []common.Hash) {
 	// Initialize test accounts
 	var (
 		acc1Key, _ = crypto.HexToECDSA("8a1f9a8f95be41cd7ccb6168179afb4504aefe388d1e14474d32c45c72ce7b7a")
@@ -1794,9 +1792,8 @@ func TestRPCGetTransactionReceipt(t *testing.T) {
 				contract: {Balance: big.NewInt(params.Ether), Code: common.FromHex("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")},
 			},
 		}
-		genBlocks = 5
-		signer    = types.LatestSignerForChainID(params.TestChainConfig.ChainID)
-		txHashes  = make([]common.Hash, genBlocks)
+		signer   = types.LatestSignerForChainID(params.TestChainConfig.ChainID)
+		txHashes = make([]common.Hash, genBlocks)
 	)
 	backend := newTestBackend(t, genBlocks, genesis, func(i int, b *core.BlockGen) {
 		var (
@@ -1838,16 +1835,16 @@ func TestRPCGetTransactionReceipt(t *testing.T) {
 			txHashes[i] = tx.Hash()
 		}
 	})
-	api := NewTransactionAPI(backend, new(AddrLocker))
-	blockHashes := make([]common.Hash, genBlocks+1)
-	ctx := context.Background()
-	for i := 0; i <= genBlocks; i++ {
-		header, err := backend.HeaderByNumber(ctx, rpc.BlockNumber(i))
-		if err != nil {
-			t.Errorf("failed to get block: %d err: %v", i, err)
-		}
-		blockHashes[i] = header.Hash()
-	}
+	return backend, txHashes
+}
+
+func TestRPCGetTransactionReceipt(t *testing.T) {
+	t.Parallel()
+
+	var (
+		backend, txHashes = setupReceiptBackend(t, 5)
+		api               = NewTransactionAPI(backend, new(AddrLocker))
+	)
 
 	var testSuite = []struct {
 		txHash common.Hash
@@ -2000,3 +1997,102 @@ func TestRPCGetTransactionReceipt(t *testing.T) {
 		require.JSONEqf(t, want, have, "test %d: json not match, want: %s, have: %s", i, want, have)
 	}
 }
+
+func TestRPCGetBlockReceipts(t *testing.T) {
+	t.Parallel()
+
+	var (
+		genBlocks  = 5
+		backend, _ = setupReceiptBackend(t, genBlocks)
+		api        = NewBlockChainAPI(backend)
+	)
+	blockHashes := make([]common.Hash, genBlocks+1)
+	ctx := context.Background()
+	for i := 0; i <= genBlocks; i++ {
+		header, err := backend.HeaderByNumber(ctx, rpc.BlockNumber(i))
+		if err != nil {
+			t.Errorf("failed to get block: %d err: %v", i, err)
+		}
+		blockHashes[i] = header.Hash()
+	}
+
+	var testSuite = []struct {
+		test rpc.BlockNumberOrHash
+		want string
+	}{
+		// 0. block without any txs(hash)
+		{
+			test: rpc.BlockNumberOrHashWithHash(blockHashes[0], false),
+			want: `[]`,
+		},
+		// 1. block without any txs(number)
+		{
+			test: rpc.BlockNumberOrHashWithNumber(0),
+			want: `[]`,
+		},
+		// 2. earliest tag
+		{
+			test: rpc.BlockNumberOrHashWithNumber(rpc.EarliestBlockNumber),
+			want: `[]`,
+		},
+		// 3. latest tag
+		{
+			test: rpc.BlockNumberOrHashWithNumber(rpc.LatestBlockNumber),
+			want: `[{"blockHash":"0x08e23d8e3711a21fbb8becd7de22fda8fb0a49fba14e1be763d00f99063627e1","blockNumber":"0x5","contractAddress":"0xfdaa97661a584d977b4d3abb5370766ff5b86a18","cumulativeGasUsed":"0xe01a","effectiveGasPrice":"0x1ecb3f75","from":"0x703c4b2bd70c169f5717101caee543299fc946c7","gasUsed":"0xe01a","logs":[],"logsBloom":"0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000","status":"0x1","to":null,"transactionHash":"0x8f3c4e2663af0312d508ebd8587f0c88dccbbc8a9bcc322421ff4bc28c456a92","transactionIndex":"0x0","type":"0x1"}]`,
+		},
+		// 4. block with legacy transfer tx(hash)
+		{
+			test: rpc.BlockNumberOrHashWithHash(blockHashes[1], false),
+			want: `[{"blockHash":"0x1356e49a24d4504e450b303aa770f4ae13c29b9ffacaea1d7dd4043396229dd9","blockNumber":"0x1","contractAddress":null,"cumulativeGasUsed":"0x5208","effectiveGasPrice":"0x342770c0","from":"0x703c4b2bd70c169f5717101caee543299fc946c7","gasUsed":"0x5208","logs":[],"logsBloom":"0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000","status":"0x1","to":"0x0d3ab14bbad3d99f4203bd7a11acb94882050e7e","transactionHash":"0x644a31c354391520d00e95b9affbbb010fc79ac268144ab8e28207f4cf51097e","transactionIndex":"0x0","type":"0x0"}]`,
+		},
+		// 5. block with contract create tx(number)
+		{
+			test: rpc.BlockNumberOrHashWithNumber(rpc.BlockNumber(2)),
+			want: `[{"blockHash":"0x4fc27a4efa7fb8faa04b12b53ec8c8424ab4c21aab1323846365f000e8b4a594","blockNumber":"0x2","contractAddress":"0xae9bea628c4ce503dcfd7e305cab4e29e7476592","cumulativeGasUsed":"0xcf4e","effectiveGasPrice":"0x2db16291","from":"0x703c4b2bd70c169f5717101caee543299fc946c7","gasUsed":"0xcf4e","logs":[],"logsBloom":"0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000","status":"0x1","to":null,"transactionHash":"0x340e58cda5086495010b571fe25067fecc9954dc4ee3cedece00691fa3f5904a","transactionIndex":"0x0","type":"0x0"}]`,
+		},
+		// 6. block with legacy contract call tx(hash)
+		{
+			test: rpc.BlockNumberOrHashWithHash(blockHashes[3], false),
+			want: `[{"blockHash":"0x73385c190219326907524b0020ef453ebc450eaa971ebce16f79e2d23e7e8d4d","blockNumber":"0x3","contractAddress":null,"cumulativeGasUsed":"0x5e28","effectiveGasPrice":"0x281c2534","from":"0x703c4b2bd70c169f5717101caee543299fc946c7","gasUsed":"0x5e28","logs":[{"address":"0x0000000000000000000000000000000000031ec7","topics":["0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef","0x000000000000000000000000703c4b2bd70c169f5717101caee543299fc946c7","0x0000000000000000000000000000000000000000000000000000000000000003"],"data":"0x000000000000000000000000000000000000000000000000000000000000000d","blockNumber":"0x3","transactionHash":"0x9dbf43ec9afc8d711932618616471088f66ba4f25fd5c672d97473d02dae967f","transactionIndex":"0x0","blockHash":"0x73385c190219326907524b0020ef453ebc450eaa971ebce16f79e2d23e7e8d4d","logIndex":"0x0","removed":false}],"logsBloom":"0x00000000000000000000008000000000000000000000000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000800000000000000008000000000000000000000000000000000020000000080000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000800000000000000000400000000002000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000020000000000000000000000000","status":"0x1","to":"0x0000000000000000000000000000000000031ec7","transactionHash":"0x9dbf43ec9afc8d711932618616471088f66ba4f25fd5c672d97473d02dae967f","transactionIndex":"0x0","type":"0x0"}]`,
+		},
+		// 7. block with dynamic fee tx(number)
+		{
+			test: rpc.BlockNumberOrHashWithNumber(rpc.BlockNumber(4)),
+			want: `[{"blockHash":"0x77c3f8919590e0e68db4ce74a3da3140ac3e96dd3d078a48db1da4c08b07503d","blockNumber":"0x4","contractAddress":null,"cumulativeGasUsed":"0x538d","effectiveGasPrice":"0x2325c3e8","from":"0x703c4b2bd70c169f5717101caee543299fc946c7","gasUsed":"0x538d","logs":[],"logsBloom":"0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000","status":"0x0","to":"0x0000000000000000000000000000000000031ec7","transactionHash":"0x672e3e39adf23b5656989b7a36e54d54004b1866f53871113bc52e137edb9faf","transactionIndex":"0x0","type":"0x2"}]`,
+		},
+		// 8. block is empty
+		{
+			test: rpc.BlockNumberOrHashWithHash(common.Hash{}, false),
+			want: `null`,
+		},
+		// 9. block is not found
+		{
+			test: rpc.BlockNumberOrHashWithHash(common.HexToHash("deadbeef"), false),
+			want: `null`,
+		},
+		// 10. block is not found
+		{
+			test: rpc.BlockNumberOrHashWithNumber(rpc.BlockNumber(genBlocks + 1)),
+			want: `null`,
+		},
+	}
+
+	for i, tt := range testSuite {
+		var (
+			result interface{}
+			err    error
+		)
+		result, err = api.GetBlockReceipts(context.Background(), tt.test)
+		if err != nil {
+			t.Errorf("test %d: want no error, have %v", i, err)
+			continue
+		}
+		data, err := json.Marshal(result)
+		if err != nil {
+			t.Errorf("test %d: json marshal error", i)
+			continue
+		}
+		want, have := tt.want, string(data)
+		require.JSONEqf(t, want, have, "test %d: json not match, want: %s, have: %s", i, want, have)
+	}
+}

internal/web3ext/web3ext.go

@@ -617,6 +617,11 @@ web3._extend({
 			params: 4,
 			inputFormatter: [web3._extend.formatters.inputCallFormatter, web3._extend.formatters.inputDefaultBlockNumberFormatter, null, null],
 		}),
+		new web3._extend.Method({
+			name: 'getBlockReceipts',
+			call: 'eth_getBlockReceipts',
+			params: 1,
+		}),
 	],
 	properties: [
 		new web3._extend.Property({