gaspersic/go-ethereum
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

all: add support for EIP-2718, EIP-2930 transactions (#21502)

Browse Source 
This adds support for EIP-2718 typed transactions as well as EIP-2930
access list transactions (tx type 1). These EIPs are scheduled for the
Berlin fork.

There very few changes to existing APIs in core/types, and several new APIs
to deal with access list transactions. In particular, there are two new
constructor functions for transactions: types.NewTx and types.SignNewTx.
Since the canonical encoding of typed transactions is not RLP-compatible,
Transaction now has new methods for encoding and decoding: MarshalBinary
and UnmarshalBinary.

The existing EIP-155 signer does not support the new transaction types.
All code dealing with transaction signatures should be updated to use the
newer EIP-2930 signer. To make this easier for future updates, we have
added new constructor functions for types.Signer: types.LatestSigner and
types.LatestSignerForChainID. 

This change also adds support for the YoloV3 testnet.

Co-authored-by: Martin Holst Swende <martin@swende.se>
Co-authored-by: Felix Lange <fjl@twurst.com>
Co-authored-by: Ryan Schneider <ryanleeschneider@gmail.com>
This commit is contained in:
lightclient
2021-02-25 07:26:57 -07:00
committed by GitHub
parent 7a3c890009
commit bbfb1e4008
69 changed files with 2452 additions and 915 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
core/bench_test.go
View File

@ -85,7 +85,7 @@ func genValueTx(nbytes int) func(int, *BlockGen) {
return func(i int, gen *BlockGen) {
toaddr := common.Address{}
data := make([]byte, nbytes)
gas, _ := IntrinsicGas(data, false, false, false)
gas, _ := IntrinsicGas(data, nil, false, false, false)
tx, _ := types.SignTx(types.NewTransaction(gen.TxNonce(benchRootAddr), toaddr, big.NewInt(1), gas, nil, data), types.HomesteadSigner{}, benchRootKey)
gen.AddTx(tx)
}

102
core/blockchain_test.go
View File

@ -600,7 +600,7 @@ func TestFastVsFullChains(t *testing.T) {
Alloc: GenesisAlloc{address: {Balance: funds}},
}
genesis = gspec.MustCommit(gendb)
signer = types.NewEIP155Signer(gspec.Config.ChainID)
signer = types.LatestSigner(gspec.Config)
)
blocks, receipts := GenerateChain(gspec.Config, genesis, ethash.NewFaker(), gendb, 1024, func(i int, block *BlockGen) {
block.SetCoinbase(common.Address{0x00})
@ -839,7 +839,7 @@ func TestChainTxReorgs(t *testing.T) {
},
}
genesis = gspec.MustCommit(db)
signer = types.NewEIP155Signer(gspec.Config.ChainID)
signer = types.LatestSigner(gspec.Config)
)
// Create two transactions shared between the chains:
@ -944,7 +944,7 @@ func TestLogReorgs(t *testing.T) {
code = common.Hex2Bytes("60606040525b7f24ec1d3ff24c2f6ff210738839dbc339cd45a5294d85c79361016243157aae7b60405180905060405180910390a15b600a8060416000396000f360606040526008565b00")
gspec = &Genesis{Config: params.TestChainConfig, Alloc: GenesisAlloc{addr1: {Balance: big.NewInt(10000000000000)}}}
genesis = gspec.MustCommit(db)
signer = types.NewEIP155Signer(gspec.Config.ChainID)
signer = types.LatestSigner(gspec.Config)
)
blockchain, _ := NewBlockChain(db, nil, gspec.Config, ethash.NewFaker(), vm.Config{}, nil, nil)
@ -998,7 +998,7 @@ func TestLogRebirth(t *testing.T) {
db = rawdb.NewMemoryDatabase()
gspec = &Genesis{Config: params.TestChainConfig, Alloc: GenesisAlloc{addr1: {Balance: big.NewInt(10000000000000)}}}
genesis = gspec.MustCommit(db)
signer = types.NewEIP155Signer(gspec.Config.ChainID)
signer = types.LatestSigner(gspec.Config)
engine = ethash.NewFaker()
blockchain, _ = NewBlockChain(db, nil, gspec.Config, engine, vm.Config{}, nil, nil)
)
@ -1062,7 +1062,7 @@ func TestSideLogRebirth(t *testing.T) {
db = rawdb.NewMemoryDatabase()
gspec = &Genesis{Config: params.TestChainConfig, Alloc: GenesisAlloc{addr1: {Balance: big.NewInt(10000000000000)}}}
genesis = gspec.MustCommit(db)
signer = types.NewEIP155Signer(gspec.Config.ChainID)
signer = types.LatestSigner(gspec.Config)
blockchain, _ = NewBlockChain(db, nil, gspec.Config, ethash.NewFaker(), vm.Config{}, nil, nil)
)
@ -1135,7 +1135,7 @@ func TestReorgSideEvent(t *testing.T) {
Alloc: GenesisAlloc{addr1: {Balance: big.NewInt(10000000000000)}},
}
genesis = gspec.MustCommit(db)
signer = types.NewEIP155Signer(gspec.Config.ChainID)
signer = types.LatestSigner(gspec.Config)
)
blockchain, _ := NewBlockChain(db, nil, gspec.Config, ethash.NewFaker(), vm.Config{}, nil, nil)
@ -1295,7 +1295,7 @@ func TestEIP155Transition(t *testing.T) {
}
block.AddTx(tx)
tx, err = basicTx(types.NewEIP155Signer(gspec.Config.ChainID))
tx, err = basicTx(types.LatestSigner(gspec.Config))
if err != nil {
t.Fatal(err)
}
@ -1307,7 +1307,7 @@ func TestEIP155Transition(t *testing.T) {
}
block.AddTx(tx)
tx, err = basicTx(types.NewEIP155Signer(gspec.Config.ChainID))
tx, err = basicTx(types.LatestSigner(gspec.Config))
if err != nil {
t.Fatal(err)
}
@ -1345,7 +1345,7 @@ func TestEIP155Transition(t *testing.T) {
}
)
if i == 0 {
tx, err = basicTx(types.NewEIP155Signer(big.NewInt(2)))
tx, err = basicTx(types.LatestSigner(config))
if err != nil {
t.Fatal(err)
}
@ -1385,7 +1385,7 @@ func TestEIP161AccountRemoval(t *testing.T) {
var (
tx *types.Transaction
err error
signer = types.NewEIP155Signer(gspec.Config.ChainID)
signer = types.LatestSigner(gspec.Config)
)
switch i {
case 0:
@ -2078,7 +2078,7 @@ func TestTransactionIndices(t *testing.T) {
funds = big.NewInt(1000000000)
gspec = &Genesis{Config: params.TestChainConfig, Alloc: GenesisAlloc{address: {Balance: funds}}}
genesis = gspec.MustCommit(gendb)
signer = types.NewEIP155Signer(gspec.Config.ChainID)
signer = types.LatestSigner(gspec.Config)
)
height := uint64(128)
blocks, receipts := GenerateChain(gspec.Config, genesis, ethash.NewFaker(), gendb, int(height), func(i int, block *BlockGen) {
@ -2205,7 +2205,7 @@ func TestSkipStaleTxIndicesInFastSync(t *testing.T) {
funds = big.NewInt(1000000000)
gspec = &Genesis{Config: params.TestChainConfig, Alloc: GenesisAlloc{address: {Balance: funds}}}
genesis = gspec.MustCommit(gendb)
signer = types.NewEIP155Signer(gspec.Config.ChainID)
signer = types.LatestSigner(gspec.Config)
)
height := uint64(128)
blocks, receipts := GenerateChain(gspec.Config, genesis, ethash.NewFaker(), gendb, int(height), func(i int, block *BlockGen) {
@ -3030,3 +3030,81 @@ func TestInitThenFailCreateContract(t *testing.T) {
}
}
}
// TestEIP2718Transition tests that an EIP-2718 transaction will be accepted
// after the fork block has passed. This is verified by sending an EIP-2930
// access list transaction, which specifies a single slot access, and then
// checking that the gas usage of a hot SLOAD and a cold SLOAD are calculated
// correctly.
func TestEIP2718Transition(t *testing.T) {
var (
aa = common.HexToAddress("0x000000000000000000000000000000000000aaaa")
// Generate a canonical chain to act as the main dataset
engine = ethash.NewFaker()
db = rawdb.NewMemoryDatabase()
// A sender who makes transactions, has some funds
key, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
address = crypto.PubkeyToAddress(key.PublicKey)
funds = big.NewInt(1000000000)
gspec = &Genesis{
Config: params.YoloV3ChainConfig,
Alloc: GenesisAlloc{
address: {Balance: funds},
// The address 0xAAAA sloads 0x00 and 0x01
aa: {
Code: []byte{
byte(vm.PC),
byte(vm.PC),
byte(vm.SLOAD),
byte(vm.SLOAD),
},
Nonce: 0,
Balance: big.NewInt(0),
},
},
}
genesis = gspec.MustCommit(db)
)
blocks, _ := GenerateChain(gspec.Config, genesis, engine, db, 1, func(i int, b *BlockGen) {
b.SetCoinbase(common.Address{1})
// One transaction to 0xAAAA
signer := types.LatestSigner(gspec.Config)
tx, _ := types.SignNewTx(key, signer, &types.AccessListTx{
ChainID: gspec.Config.ChainID,
Nonce: 0,
To: &aa,
Gas: 30000,
GasPrice: big.NewInt(1),
AccessList: types.AccessList{{
Address: aa,
StorageKeys: []common.Hash{{0}},
}},
})
b.AddTx(tx)
})
// Import the canonical chain
diskdb := rawdb.NewMemoryDatabase()
gspec.MustCommit(diskdb)
chain, err := NewBlockChain(diskdb, nil, gspec.Config, engine, vm.Config{}, nil, nil)
if err != nil {
t.Fatalf("failed to create tester chain: %v", err)
}
if n, err := chain.InsertChain(blocks); err != nil {
t.Fatalf("block %d: failed to insert into chain: %v", n, err)
}
block := chain.GetBlockByNumber(1)
// Expected gas is intrinsic + 2 * pc + hot load + cold load, since only one load is in the access list
expected := params.TxGas + params.TxAccessListAddressGas + params.TxAccessListStorageKeyGas + vm.GasQuickStep*2 + vm.WarmStorageReadCostEIP2929 + vm.ColdSloadCostEIP2929
if block.GasUsed() != expected {
t.Fatalf("incorrect amount of gas spent: expected %d, got %d", expected, block.GasUsed())
}
}

10
core/error.go
View File

@ -16,7 +16,11 @@
package core
import "errors"
import (
"errors"
"github.com/ethereum/go-ethereum/core/types"
)
var (
// ErrKnownBlock is returned when a block to import is already known locally.
@ -63,4 +67,8 @@ var (
// ErrIntrinsicGas is returned if the transaction is specified to use less gas
// than required to start the invocation.
ErrIntrinsicGas = errors.New("intrinsic gas too low")
// ErrTxTypeNotSupported is returned if a transaction is not supported in the
// current network configuration.
ErrTxTypeNotSupported = types.ErrTxTypeNotSupported
)

6
core/genesis.go
View File

@ -377,11 +377,11 @@ func DefaultGoerliGenesisBlock() *Genesis {
}
func DefaultYoloV3GenesisBlock() *Genesis {
// Full genesis: https://gist.github.com/holiman/b2c32a05ff2e2712e11c0787d987d46f
// Full genesis: https://gist.github.com/holiman/c6ed9269dce28304ad176314caa75e97
return &Genesis{
Config: params.YoloV3ChainConfig,
Timestamp: 0x60117f8b,
ExtraData: hexutil.MustDecode("0x00000000000000000000000000000000000000000000000000000000000000008a37866fd3627c9205a37c8685666f32ec07bb1b0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"),
Timestamp: 0x6027dd2e,
ExtraData: hexutil.MustDecode("0x00000000000000000000000000000000000000000000000000000000000000001041afbcb359d5a8dc58c15b2ff51354ff8a217d0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"),
GasLimit: 0x47b760,
Difficulty: big.NewInt(1),
Alloc: decodePrealloc(yoloV3AllocData),

3
core/genesis_alloc.go
View File

@ -25,5 +25,4 @@ const mainnetAllocData = "\xfa\x04]X\u0793\r\x83b\x011\x8e\u0189\x9agT\x06\x908'
const ropstenAllocData = "\xf9\x03\xa4\u0080\x01\xc2\x01\x01\xc2\x02\x01\xc2\x03\x01\xc2\x04\x01\xc2\x05\x01\xc2\x06\x01\xc2\a\x01\xc2\b\x01\xc2\t\x01\xc2\n\x80\xc2\v\x80\xc2\f\x80\xc2\r\x80\xc2\x0e\x80\xc2\x0f\x80\xc2\x10\x80\xc2\x11\x80\xc2\x12\x80\xc2\x13\x80\xc2\x14\x80\xc2\x15\x80\xc2\x16\x80\xc2\x17\x80\xc2\x18\x80\xc2\x19\x80\xc2\x1a\x80\xc2\x1b\x80\xc2\x1c\x80\xc2\x1d\x80\xc2\x1e\x80\xc2\x1f\x80\xc2 \x80\xc2!\x80\xc2\"\x80\xc2#\x80\xc2$\x80\xc2%\x80\xc2&\x80\xc2'\x80\xc2(\x80\xc2)\x80\xc2*\x80\xc2+\x80\xc2,\x80\xc2-\x80\xc2.\x80\xc2/\x80\xc20\x80\xc21\x80\xc22\x80\xc23\x80\xc24\x80\xc25\x80\xc26\x80\xc27\x80\xc28\x80\xc29\x80\xc2:\x80\xc2;\x80\xc2<\x80\xc2=\x80\xc2>\x80\xc2?\x80\xc2@\x80\xc2A\x80\xc2B\x80\xc2C\x80\xc2D\x80\xc2E\x80\xc2F\x80\xc2G\x80\xc2H\x80\xc2I\x80\xc2J\x80\xc2K\x80\xc2L\x80\xc2M\x80\xc2N\x80\xc2O\x80\xc2P\x80\xc2Q\x80\xc2R\x80\xc2S\x80\xc2T\x80\xc2U\x80\xc2V\x80\xc2W\x80\xc2X\x80\xc2Y\x80\xc2Z\x80\xc2[\x80\xc2\\\x80\xc2]\x80\xc2^\x80\xc2_\x80\xc2`\x80\xc2a\x80\xc2b\x80\xc2c\x80\xc2d\x80\xc2e\x80\xc2f\x80\xc2g\x80\xc2h\x80\xc2i\x80\xc2j\x80\xc2k\x80\xc2l\x80\xc2m\x80\xc2n\x80\xc2o\x80\xc2p\x80\xc2q\x80\xc2r\x80\xc2s\x80\xc2t\x80\xc2u\x80\xc2v\x80\xc2w\x80\xc2x\x80\xc2y\x80\xc2z\x80\xc2{\x80\xc2|\x80\xc2}\x80\xc2~\x80\xc2\u007f\x80\u00c1\x80\x80\u00c1\x81\x80\u00c1\x82\x80\u00c1\x83\x80\u00c1\x84\x80\u00c1\x85\x80\u00c1\x86\x80\u00c1\x87\x80\u00c1\x88\x80\u00c1\x89\x80\u00c1\x8a\x80\u00c1\x8b\x80\u00c1\x8c\x80\u00c1\x8d\x80\u00c1\x8e\x80\u00c1\x8f\x80\u00c1\x90\x80\u00c1\x91\x80\u00c1\x92\x80\u00c1\x93\x80\u00c1\x94\x80\u00c1\x95\x80\u00c1\x96\x80\u00c1\x97\x80\u00c1\x98\x80\u00c1\x99\x80\u00c1\x9a\x80\u00c1\x9b\x80\u00c1\x9c\x80\u00c1\x9d\x80\u00c1\x9e\x80\u00c1\x9f\x80\u00c1\xa0\x80\u00c1\xa1\x80\u00c1\xa2\x80\u00c1\xa3\x80\u00c1\xa4\x80\u00c1\xa5\x80\u00c1\xa6\x80\u00c1\xa7\x80\u00c1\xa8\x80\u00c1\xa9\x80\u00c1\xaa\x80\u00c1\xab\x80\u00c1\xac\x80\u00c1\xad\x80\u00c1\xae\x80\u00c1\xaf\x80\u00c1\xb0\x80\u00c1\xb1\x80\u00c1\xb2\x80\u00c1\xb3\x80\u00c1\xb4\x80\u00c1\xb5\x80\u00c1\xb6\x80\u00c1\xb7\x80\u00c1\xb8\x80\u00c1\xb9\x80\u00c1\xba\x80\u00c1\xbb\x80\u00c1\xbc\x80\u00c1\xbd\x80\u00c1\xbe\x80\u00c1\xbf\x80\u00c1\xc0\x80\u00c1\xc1\x80\u00c1\u0080\u00c1\u00c0\u00c1\u0100\u00c1\u0140\u00c1\u0180\u00c1\u01c0\u00c1\u0200\u00c1\u0240\u00c1\u0280\u00c1\u02c0\u00c1\u0300\u00c1\u0340\u00c1\u0380\u00c1\u03c0\u00c1\u0400\u00c1\u0440\u00c1\u0480\u00c1\u04c0\u00c1\u0500\u00c1\u0540\u00c1\u0580\u00c1\u05c0\u00c1\u0600\u00c1\u0640\u00c1\u0680\u00c1\u06c0\u00c1\u0700\u00c1\u0740\u00c1\u0780\u00c1\u07c0\u00c1\xe0\x80\u00c1\xe1\x80\u00c1\xe2\x80\u00c1\xe3\x80\u00c1\xe4\x80\u00c1\xe5\x80\u00c1\xe6\x80\u00c1\xe7\x80\u00c1\xe8\x80\u00c1\xe9\x80\u00c1\xea\x80\u00c1\xeb\x80\u00c1\xec\x80\u00c1\xed\x80\u00c1\xee\x80\u00c1\xef\x80\u00c1\xf0\x80\u00c1\xf1\x80\u00c1\xf2\x80\u00c1\xf3\x80\u00c1\xf4\x80\u00c1\xf5\x80\u00c1\xf6\x80\u00c1\xf7\x80\u00c1\xf8\x80\u00c1\xf9\x80\u00c1\xfa\x80\u00c1\xfb\x80\u00c1\xfc\x80\u00c1\xfd\x80\u00c1\xfe\x80\u00c1\xff\x80\u3507KT\xa8\xbd\x15)f\xd6?pk\xae\x1f\xfe\xb0A\x19!\xe5\x8d\f\x9f,\x9c\xd0Ft\xed\xea@\x00\x00\x00"
const rinkebyAllocData = "\xf9\x03\xb7\u0080\x01\xc2\x01\x01\xc2\x02\x01\xc2\x03\x01\xc2\x04\x01\xc2\x05\x01\xc2\x06\x01\xc2\a\x01\xc2\b\x01\xc2\t\x01\xc2\n\x01\xc2\v\x01\xc2\f\x01\xc2\r\x01\xc2\x0e\x01\xc2\x0f\x01\xc2\x10\x01\xc2\x11\x01\xc2\x12\x01\xc2\x13\x01\xc2\x14\x01\xc2\x15\x01\xc2\x16\x01\xc2\x17\x01\xc2\x18\x01\xc2\x19\x01\xc2\x1a\x01\xc2\x1b\x01\xc2\x1c\x01\xc2\x1d\x01\xc2\x1e\x01\xc2\x1f\x01\xc2 \x01\xc2!\x01\xc2\"\x01\xc2#\x01\xc2$\x01\xc2%\x01\xc2&\x01\xc2'\x01\xc2(\x01\xc2)\x01\xc2*\x01\xc2+\x01\xc2,\x01\xc2-\x01\xc2.\x01\xc2/\x01\xc20\x01\xc21\x01\xc22\x01\xc23\x01\xc24\x01\xc25\x01\xc26\x01\xc27\x01\xc28\x01\xc29\x01\xc2:\x01\xc2;\x01\xc2<\x01\xc2=\x01\xc2>\x01\xc2?\x01\xc2@\x01\xc2A\x01\xc2B\x01\xc2C\x01\xc2D\x01\xc2E\x01\xc2F\x01\xc2G\x01\xc2H\x01\xc2I\x01\xc2J\x01\xc2K\x01\xc2L\x01\xc2M\x01\xc2N\x01\xc2O\x01\xc2P\x01\xc2Q\x01\xc2R\x01\xc2S\x01\xc2T\x01\xc2U\x01\xc2V\x01\xc2W\x01\xc2X\x01\xc2Y\x01\xc2Z\x01\xc2[\x01\xc2\\\x01\xc2]\x01\xc2^\x01\xc2_\x01\xc2`\x01\xc2a\x01\xc2b\x01\xc2c\x01\xc2d\x01\xc2e\x01\xc2f\x01\xc2g\x01\xc2h\x01\xc2i\x01\xc2j\x01\xc2k\x01\xc2l\x01\xc2m\x01\xc2n\x01\xc2o\x01\xc2p\x01\xc2q\x01\xc2r\x01\xc2s\x01\xc2t\x01\xc2u\x01\xc2v\x01\xc2w\x01\xc2x\x01\xc2y\x01\xc2z\x01\xc2{\x01\xc2|\x01\xc2}\x01\xc2~\x01\xc2\u007f\x01\u00c1\x80\x01\u00c1\x81\x01\u00c1\x82\x01\u00c1\x83\x01\u00c1\x84\x01\u00c1\x85\x01\u00c1\x86\x01\u00c1\x87\x01\u00c1\x88\x01\u00c1\x89\x01\u00c1\x8a\x01\u00c1\x8b\x01\u00c1\x8c\x01\u00c1\x8d\x01\u00c1\x8e\x01\u00c1\x8f\x01\u00c1\x90\x01\u00c1\x91\x01\u00c1\x92\x01\u00c1\x93\x01\u00c1\x94\x01\u00c1\x95\x01\u00c1\x96\x01\u00c1\x97\x01\u00c1\x98\x01\u00c1\x99\x01\u00c1\x9a\x01\u00c1\x9b\x01\u00c1\x9c\x01\u00c1\x9d\x01\u00c1\x9e\x01\u00c1\x9f\x01\u00c1\xa0\x01\u00c1\xa1\x01\u00c1\xa2\x01\u00c1\xa3\x01\u00c1\xa4\x01\u00c1\xa5\x01\u00c1\xa6\x01\u00c1\xa7\x01\u00c1\xa8\x01\u00c1\xa9\x01\u00c1\xaa\x01\u00c1\xab\x01\u00c1\xac\x01\u00c1\xad\x01\u00c1\xae\x01\u00c1\xaf\x01\u00c1\xb0\x01\u00c1\xb1\x01\u00c1\xb2\x01\u00c1\xb3\x01\u00c1\xb4\x01\u00c1\xb5\x01\u00c1\xb6\x01\u00c1\xb7\x01\u00c1\xb8\x01\u00c1\xb9\x01\u00c1\xba\x01\u00c1\xbb\x01\u00c1\xbc\x01\u00c1\xbd\x01\u00c1\xbe\x01\u00c1\xbf\x01\u00c1\xc0\x01\u00c1\xc1\x01\u00c1\xc2\x01\u00c1\xc3\x01\u00c1\xc4\x01\u00c1\xc5\x01\u00c1\xc6\x01\u00c1\xc7\x01\u00c1\xc8\x01\u00c1\xc9\x01\u00c1\xca\x01\u00c1\xcb\x01\u00c1\xcc\x01\u00c1\xcd\x01\u00c1\xce\x01\u00c1\xcf\x01\u00c1\xd0\x01\u00c1\xd1\x01\u00c1\xd2\x01\u00c1\xd3\x01\u00c1\xd4\x01\u00c1\xd5\x01\u00c1\xd6\x01\u00c1\xd7\x01\u00c1\xd8\x01\u00c1\xd9\x01\u00c1\xda\x01\u00c1\xdb\x01\u00c1\xdc\x01\u00c1\xdd\x01\u00c1\xde\x01\u00c1\xdf\x01\u00c1\xe0\x01\u00c1\xe1\x01\u00c1\xe2\x01\u00c1\xe3\x01\u00c1\xe4\x01\u00c1\xe5\x01\u00c1\xe6\x01\u00c1\xe7\x01\u00c1\xe8\x01\u00c1\xe9\x01\u00c1\xea\x01\u00c1\xeb\x01\u00c1\xec\x01\u00c1\xed\x01\u00c1\xee\x01\u00c1\xef\x01\u00c1\xf0\x01\u00c1\xf1\x01\u00c1\xf2\x01\u00c1\xf3\x01\u00c1\xf4\x01\u00c1\xf5\x01\u00c1\xf6\x01\u00c1\xf7\x01\u00c1\xf8\x01\u00c1\xf9\x01\u00c1\xfa\x01\u00c1\xfb\x01\u00c1\xfc\x01\u00c1\xfd\x01\u00c1\xfe\x01\u00c1\xff\x01\xf6\x941\xb9\x8d\x14\x00{\xde\xe67)\x80\x86\x98\x8a\v\xbd1\x18E#\xa0\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
const goerliAllocData = "\xf9\x04\x06\u0080\x01\xc2\x01\x01\xc2\x02\x01\xc2\x03\x01\xc2\x04\x01\xc2\x05\x01\xc2\x06\x01\xc2\a\x01\xc2\b\x01\xc2\t\x01\xc2\n\x01\xc2\v\x01\xc2\f\x01\xc2\r\x01\xc2\x0e\x01\xc2\x0f\x01\xc2\x10\x01\xc2\x11\x01\xc2\x12\x01\xc2\x13\x01\xc2\x14\x01\xc2\x15\x01\xc2\x16\x01\xc2\x17\x01\xc2\x18\x01\xc2\x19\x01\xc2\x1a\x01\xc2\x1b\x01\xc2\x1c\x01\xc2\x1d\x01\xc2\x1e\x01\xc2\x1f\x01\xc2 \x01\xc2!\x01\xc2\"\x01\xc2#\x01\xc2$\x01\xc2%\x01\xc2&\x01\xc2'\x01\xc2(\x01\xc2)\x01\xc2*\x01\xc2+\x01\xc2,\x01\xc2-\x01\xc2.\x01\xc2/\x01\xc20\x01\xc21\x01\xc22\x01\xc23\x01\xc24\x01\xc25\x01\xc26\x01\xc27\x01\xc28\x01\xc29\x01\xc2:\x01\xc2;\x01\xc2<\x01\xc2=\x01\xc2>\x01\xc2?\x01\xc2@\x01\xc2A\x01\xc2B\x01\xc2C\x01\xc2D\x01\xc2E\x01\xc2F\x01\xc2G\x01\xc2H\x01\xc2I\x01\xc2J\x01\xc2K\x01\xc2L\x01\xc2M\x01\xc2N\x01\xc2O\x01\xc2P\x01\xc2Q\x01\xc2R\x01\xc2S\x01\xc2T\x01\xc2U\x01\xc2V\x01\xc2W\x01\xc2X\x01\xc2Y\x01\xc2Z\x01\xc2[\x01\xc2\\\x01\xc2]\x01\xc2^\x01\xc2_\x01\xc2`\x01\xc2a\x01\xc2b\x01\xc2c\x01\xc2d\x01\xc2e\x01\xc2f\x01\xc2g\x01\xc2h\x01\xc2i\x01\xc2j\x01\xc2k\x01\xc2l\x01\xc2m\x01\xc2n\x01\xc2o\x01\xc2p\x01\xc2q\x01\xc2r\x01\xc2s\x01\xc2t\x01\xc2u\x01\xc2v\x01\xc2w\x01\xc2x\x01\xc2y\x01\xc2z\x01\xc2{\x01\xc2|\x01\xc2}\x01\xc2~\x01\xc2\u007f\x01\u00c1\x80\x01\u00c1\x81\x01\u00c1\x82\x01\u00c1\x83\x01\u00c1\x84\x01\u00c1\x85\x01\u00c1\x86\x01\u00c1\x87\x01\u00c1\x88\x01\u00c1\x89\x01\u00c1\x8a\x01\u00c1\x8b\x01\u00c1\x8c\x01\u00c1\x8d\x01\u00c1\x8e\x01\u00c1\x8f\x01\u00c1\x90\x01\u00c1\x91\x01\u00c1\x92\x01\u00c1\x93\x01\u00c1\x94\x01\u00c1\x95\x01\u00c1\x96\x01\u00c1\x97\x01\u00c1\x98\x01\u00c1\x99\x01\u00c1\x9a\x01\u00c1\x9b\x01\u00c1\x9c\x01\u00c1\x9d\x01\u00c1\x9e\x01\u00c1\x9f\x01\u00c1\xa0\x01\u00c1\xa1\x01\u00c1\xa2\x01\u00c1\xa3\x01\u00c1\xa4\x01\u00c1\xa5\x01\u00c1\xa6\x01\u00c1\xa7\x01\u00c1\xa8\x01\u00c1\xa9\x01\u00c1\xaa\x01\u00c1\xab\x01\u00c1\xac\x01\u00c1\xad\x01\u00c1\xae\x01\u00c1\xaf\x01\u00c1\xb0\x01\u00c1\xb1\x01\u00c1\xb2\x01\u00c1\xb3\x01\u00c1\xb4\x01\u00c1\xb5\x01\u00c1\xb6\x01\u00c1\xb7\x01\u00c1\xb8\x01\u00c1\xb9\x01\u00c1\xba\x01\u00c1\xbb\x01\u00c1\xbc\x01\u00c1\xbd\x01\u00c1\xbe\x01\u00c1\xbf\x01\u00c1\xc0\x01\u00c1\xc1\x01\u00c1\xc2\x01\u00c1\xc3\x01\u00c1\xc4\x01\u00c1\xc5\x01\u00c1\xc6\x01\u00c1\xc7\x01\u00c1\xc8\x01\u00c1\xc9\x01\u00c1\xca\x01\u00c1\xcb\x01\u00c1\xcc\x01\u00c1\xcd\x01\u00c1\xce\x01\u00c1\xcf\x01\u00c1\xd0\x01\u00c1\xd1\x01\u00c1\xd2\x01\u00c1\xd3\x01\u00c1\xd4\x01\u00c1\xd5\x01\u00c1\xd6\x01\u00c1\xd7\x01\u00c1\xd8\x01\u00c1\xd9\x01\u00c1\xda\x01\u00c1\xdb\x01\u00c1\xdc\x01\u00c1\xdd\x01\u00c1\xde\x01\u00c1\xdf\x01\u00c1\xe0\x01\u00c1\xe1\x01\u00c1\xe2\x01\u00c1\xe3\x01\u00c1\xe4\x01\u00c1\xe5\x01\u00c1\xe6\x01\u00c1\xe7\x01\u00c1\xe8\x01\u00c1\xe9\x01\u00c1\xea\x01\u00c1\xeb\x01\u00c1\xec\x01\u00c1\xed\x01\u00c1\xee\x01\u00c1\xef\x01\u00c1\xf0\x01\u00c1\xf1\x01\u00c1\xf2\x01\u00c1\xf3\x01\u00c1\xf4\x01\u00c1\xf5\x01\u00c1\xf6\x01\u00c1\xf7\x01\u00c1\xf8\x01\u00c1\xf9\x01\u00c1\xfa\x01\u00c1\xfb\x01\u00c1\xfc\x01\u00c1\xfd\x01\u00c1\xfe\x01\u00c1\xff\x01\xe0\x94L*\xe4\x82Y5\x05\xf0\x16<\xde\xfc\a>\x81\xc6<\xdaA\a\x8a\x15-\x02\xc7\xe1J\xf6\x80\x00\x00\xe0\x94\xa8\xe8\xf1G2e\x8eKQ\xe8q\x191\x05:\x8ai\xba\xf2\xb1\x8a\x15-\x02\xc7\xe1J\xf6\x80\x00\x00\xe1\x94\u0665\x17\x9f\t\x1d\x85\x05\x1d<\x98'\x85\xef\xd1E\\\uc199\x8b\bE\x95\x16\x14\x01HJ\x00\x00\x00\xe1\x94\u08bdBX\xd2v\x887\xba\xa2j(\xfeq\xdc\a\x9f\x84\u01cbJG\xe3\xc1$H\xf4\xad\x00\x00\x00"
const yoloV3AllocData = "\xf9\x05\x01\u0080\x01\xc2\x01\x01\xc2\x02\x01\xc2\x03\x01\xc2\x04\x01\xc2\x05\x01\xc2\x06\x01\xc2\a\x01\xc2\b\x01\xc2\t\x01\xc2\n\x01\xc2\v\x01\xc2\f\x01\xc2\r\x01\xc2\x0e\x01\xc2\x0f\x01\xc2\x10\x01\xc2\x11\x01\xc2\x12\x01\xc2\x13\x01\xc2\x14\x01\xc2\x15\x01\xc2\x16\x01\xc2\x17\x01\xc2\x18\x01\xc2\x19\x01\xc2\x1a\x01\xc2\x1b\x01\xc2\x1c\x01\xc2\x1d\x01\xc2\x1e\x01\xc2\x1f\x01\xc2 \x01\xc2!\x01\xc2\"\x01\xc2#\x01\xc2$\x01\xc2%\x01\xc2&\x01\xc2'\x01\xc2(\x01\xc2)\x01\xc2*\x01\xc2+\x01\xc2,\x01\xc2-\x01\xc2.\x01\xc2/\x01\xc20\x01\xc21\x01\xc22\x01\xc23\x01\xc24\x01\xc25\x01\xc26\x01\xc27\x01\xc28\x01\xc29\x01\xc2:\x01\xc2;\x01\xc2<\x01\xc2=\x01\xc2>\x01\xc2?\x01\xc2@\x01\xc2A\x01\xc2B\x01\xc2C\x01\xc2D\x01\xc2E\x01\xc2F\x01\xc2G\x01\xc2H\x01\xc2I\x01\xc2J\x01\xc2K\x01\xc2L\x01\xc2M\x01\xc2N\x01\xc2O\x01\xc2P\x01\xc2Q\x01\xc2R\x01\xc2S\x01\xc2T\x01\xc2U\x01\xc2V\x01\xc2W\x01\xc2X\x01\xc2Y\x01\xc2Z\x01\xc2[\x01\xc2\\\x01\xc2]\x01\xc2^\x01\xc2_\x01\xc2`\x01\xc2a\x01\xc2b\x01\xc2c\x01\xc2d\x01\xc2e\x01\xc2f\x01\xc2g\x01\xc2h\x01\xc2i\x01\xc2j\x01\xc2k\x01\xc2l\x01\xc2m\x01\xc2n\x01\xc2o\x01\xc2p\x01\xc2q\x01\xc2r\x01\xc2s\x01\xc2t\x01\xc2u\x01\xc2v\x01\xc2w\x01\xc2x\x01\xc2y\x01\xc2z\x01\xc2{\x01\xc2|\x01\xc2}\x01\xc2~\x01\xc2\u007f\x01\u00c1\x80\x01\u00c1\x81\x01\u00c1\x82\x01\u00c1\x83\x01\u00c1\x84\x01\u00c1\x85\x01\u00c1\x86\x01\u00c1\x87\x01\u00c1\x88\x01\u00c1\x89\x01\u00c1\x8a\x01\u00c1\x8b\x01\u00c1\x8c\x01\u00c1\x8d\x01\u00c1\x8e\x01\u00c1\x8f\x01\u00c1\x90\x01\u00c1\x91\x01\u00c1\x92\x01\u00c1\x93\x01\u00c1\x94\x01\u00c1\x95\x01\u00c1\x96\x01\u00c1\x97\x01\u00c1\x98\x01\u00c1\x99\x01\u00c1\x9a\x01\u00c1\x9b\x01\u00c1\x9c\x01\u00c1\x9d\x01\u00c1\x9e\x01\u00c1\x9f\x01\u00c1\xa0\x01\u00c1\xa1\x01\u00c1\xa2\x01\u00c1\xa3\x01\u00c1\xa4\x01\u00c1\xa5\x01\u00c1\xa6\x01\u00c1\xa7\x01\u00c1\xa8\x01\u00c1\xa9\x01\u00c1\xaa\x01\u00c1\xab\x01\u00c1\xac\x01\u00c1\xad\x01\u00c1\xae\x01\u00c1\xaf\x01\u00c1\xb0\x01\u00c1\xb1\x01\u00c1\xb2\x01\u00c1\xb3\x01\u00c1\xb4\x01\u00c1\xb5\x01\u00c1\xb6\x01\u00c1\xb7\x01\u00c1\xb8\x01\u00c1\xb9\x01\u00c1\xba\x01\u00c1\xbb\x01\u00c1\xbc\x01\u00c1\xbd\x01\u00c1\xbe\x01\u00c1\xbf\x01\u00c1\xc0\x01\u00c1\xc1\x01\u00c1\xc2\x01\u00c1\xc3\x01\u00c1\xc4\x01\u00c1\xc5\x01\u00c1\xc6\x01\u00c1\xc7\x01\u00c1\xc8\x01\u00c1\xc9\x01\u00c1\xca\x01\u00c1\xcb\x01\u00c1\xcc\x01\u00c1\xcd\x01\u00c1\xce\x01\u00c1\xcf\x01\u00c1\xd0\x01\u00c1\xd1\x01\u00c1\xd2\x01\u00c1\xd3\x01\u00c1\xd4\x01\u00c1\xd5\x01\u00c1\xd6\x01\u00c1\xd7\x01\u00c1\xd8\x01\u00c1\xd9\x01\u00c1\xda\x01\u00c1\xdb\x01\u00c1\xdc\x01\u00c1\xdd\x01\u00c1\xde\x01\u00c1\xdf\x01\u00c1\xe0\x01\u00c1\xe1\x01\u00c1\xe2\x01\u00c1\xe3\x01\u00c1\xe4\x01\u00c1\xe5\x01\u00c1\xe6\x01\u00c1\xe7\x01\u00c1\xe8\x01\u00c1\xe9\x01\u00c1\xea\x01\u00c1\xeb\x01\u00c1\xec\x01\u00c1\xed\x01\u00c1\xee\x01\u00c1\xef\x01\u00c1\xf0\x01\u00c1\xf1\x01\u00c1\xf2\x01\u00c1\xf3\x01\u00c1\xf4\x01\u00c1\xf5\x01\u00c1\xf6\x01\u00c1\xf7\x01\u00c1\xf8\x01\u00c1\xf9\x01\u00c1\xfa\x01\u00c1\xfb\x01\u00c1\xfc\x01\u00c1\xfd\x01\u00c1\xfe\x01\u00c1\xff\x01\xf6\x94\x0e\x89\xe2\xae\xdb\x1c\xfc\u06d4$\xd4\x1a\x1f!\x8fA2s\x81r\xa0\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xf6\x94`\xad\xc0\xf8\x9aA\xaf#|\xe75T\xed\xe1p\xd73\xec\x14\xe0\xa0\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xf6\x94y\x9d2\x9e_X4\x19\x16|\xd7\"\x96$\x85\x92n3\x8fJ\xa0\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xf6\x94|\xf5\xb7\x9b\xfe)\x1ag\xab\x02\xb3\x93\xe4V\xcc\xc4\xc2f\xf7S\xa0\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xf6\x94\x8a\x8e\xaf\xb1\xcfb\xbf\xbe\xb1t\x17i\xda\xe1\xa9\xddG\x99a\x92\xa0\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xf6\x94\x8b\xa1\xf1\tU\x1b\xd42\x800\x12dZ\xc16\xdd\xd6M\xbar\xa0\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xf6\x94\xb0*.\xda\x1b1\u007f\xbd\x16v\x01(\x83k\n\u015bV\x0e\x9d\xa0\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
const yoloV3AllocData = "\xf9\x05o\u0080\x01\xc2\x01\x01\xc2\x02\x01\xc2\x03\x01\xc2\x04\x01\xc2\x05\x01\xc2\x06\x01\xc2\a\x01\xc2\b\x01\xc2\t\x01\xc2\n\x01\xc2\v\x01\xc2\f\x01\xc2\r\x01\xc2\x0e\x01\xc2\x0f\x01\xc2\x10\x01\xc2\x11\x01\xc2\x12\x01\xc2\x13\x01\xc2\x14\x01\xc2\x15\x01\xc2\x16\x01\xc2\x17\x01\xc2\x18\x01\xc2\x19\x01\xc2\x1a\x01\xc2\x1b\x01\xc2\x1c\x01\xc2\x1d\x01\xc2\x1e\x01\xc2\x1f\x01\xc2 \x01\xc2!\x01\xc2\"\x01\xc2#\x01\xc2$\x01\xc2%\x01\xc2&\x01\xc2'\x01\xc2(\x01\xc2)\x01\xc2*\x01\xc2+\x01\xc2,\x01\xc2-\x01\xc2.\x01\xc2/\x01\xc20\x01\xc21\x01\xc22\x01\xc23\x01\xc24\x01\xc25\x01\xc26\x01\xc27\x01\xc28\x01\xc29\x01\xc2:\x01\xc2;\x01\xc2<\x01\xc2=\x01\xc2>\x01\xc2?\x01\xc2@\x01\xc2A\x01\xc2B\x01\xc2C\x01\xc2D\x01\xc2E\x01\xc2F\x01\xc2G\x01\xc2H\x01\xc2I\x01\xc2J\x01\xc2K\x01\xc2L\x01\xc2M\x01\xc2N\x01\xc2O\x01\xc2P\x01\xc2Q\x01\xc2R\x01\xc2S\x01\xc2T\x01\xc2U\x01\xc2V\x01\xc2W\x01\xc2X\x01\xc2Y\x01\xc2Z\x01\xc2[\x01\xc2\\\x01\xc2]\x01\xc2^\x01\xc2_\x01\xc2`\x01\xc2a\x01\xc2b\x01\xc2c\x01\xc2d\x01\xc2e\x01\xc2f\x01\xc2g\x01\xc2h\x01\xc2i\x01\xc2j\x01\xc2k\x01\xc2l\x01\xc2m\x01\xc2n\x01\xc2o\x01\xc2p\x01\xc2q\x01\xc2r\x01\xc2s\x01\xc2t\x01\xc2u\x01\xc2v\x01\xc2w\x01\xc2x\x01\xc2y\x01\xc2z\x01\xc2{\x01\xc2|\x01\xc2}\x01\xc2~\x01\xc2\u007f\x01\u00c1\x80\x01\u00c1\x81\x01\u00c1\x82\x01\u00c1\x83\x01\u00c1\x84\x01\u00c1\x85\x01\u00c1\x86\x01\u00c1\x87\x01\u00c1\x88\x01\u00c1\x89\x01\u00c1\x8a\x01\u00c1\x8b\x01\u00c1\x8c\x01\u00c1\x8d\x01\u00c1\x8e\x01\u00c1\x8f\x01\u00c1\x90\x01\u00c1\x91\x01\u00c1\x92\x01\u00c1\x93\x01\u00c1\x94\x01\u00c1\x95\x01\u00c1\x96\x01\u00c1\x97\x01\u00c1\x98\x01\u00c1\x99\x01\u00c1\x9a\x01\u00c1\x9b\x01\u00c1\x9c\x01\u00c1\x9d\x01\u00c1\x9e\x01\u00c1\x9f\x01\u00c1\xa0\x01\u00c1\xa1\x01\u00c1\xa2\x01\u00c1\xa3\x01\u00c1\xa4\x01\u00c1\xa5\x01\u00c1\xa6\x01\u00c1\xa7\x01\u00c1\xa8\x01\u00c1\xa9\x01\u00c1\xaa\x01\u00c1\xab\x01\u00c1\xac\x01\u00c1\xad\x01\u00c1\xae\x01\u00c1\xaf\x01\u00c1\xb0\x01\u00c1\xb1\x01\u00c1\xb2\x01\u00c1\xb3\x01\u00c1\xb4\x01\u00c1\xb5\x01\u00c1\xb6\x01\u00c1\xb7\x01\u00c1\xb8\x01\u00c1\xb9\x01\u00c1\xba\x01\u00c1\xbb\x01\u00c1\xbc\x01\u00c1\xbd\x01\u00c1\xbe\x01\u00c1\xbf\x01\u00c1\xc0\x01\u00c1\xc1\x01\u00c1\xc2\x01\u00c1\xc3\x01\u00c1\xc4\x01\u00c1\xc5\x01\u00c1\xc6\x01\u00c1\xc7\x01\u00c1\xc8\x01\u00c1\xc9\x01\u00c1\xca\x01\u00c1\xcb\x01\u00c1\xcc\x01\u00c1\xcd\x01\u00c1\xce\x01\u00c1\xcf\x01\u00c1\xd0\x01\u00c1\xd1\x01\u00c1\xd2\x01\u00c1\xd3\x01\u00c1\xd4\x01\u00c1\xd5\x01\u00c1\xd6\x01\u00c1\xd7\x01\u00c1\xd8\x01\u00c1\xd9\x01\u00c1\xda\x01\u00c1\xdb\x01\u00c1\xdc\x01\u00c1\xdd\x01\u00c1\xde\x01\u00c1\xdf\x01\u00c1\xe0\x01\u00c1\xe1\x01\u00c1\xe2\x01\u00c1\xe3\x01\u00c1\xe4\x01\u00c1\xe5\x01\u00c1\xe6\x01\u00c1\xe7\x01\u00c1\xe8\x01\u00c1\xe9\x01\u00c1\xea\x01\u00c1\xeb\x01\u00c1\xec\x01\u00c1\xed\x01\u00c1\xee\x01\u00c1\xef\x01\u00c1\xf0\x01\u00c1\xf1\x01\u00c1\xf2\x01\u00c1\xf3\x01\u00c1\xf4\x01\u00c1\xf5\x01\u00c1\xf6\x01\u00c1\xf7\x01\u00c1\xf8\x01\u00c1\xf9\x01\u00c1\xfa\x01\u00c1\xfb\x01\u00c1\xfc\x01\u00c1\xfd\x01\u00c1\xfe\x01\u00c1\xff\x01\xf6\x94\x0e\x89\xe2\xae\xdb\x1c\xfc\u06d4$\xd4\x1a\x1f!\x8fA2s\x81r\xa0\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xf6\x94\x10A\xaf\xbc\xb3Y\u0568\xdcX\xc1[/\xf5\x13T\xff\x8a!}\xa0\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xf6\x94`\xad\xc0\xf8\x9aA\xaf#|\xe75T\xed\xe1p\xd73\xec\x14\xe0\xa0\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xf6\x94y\x9d2\x9e_X4\x19\x16|\xd7\"\x96$\x85\x92n3\x8fJ\xa0\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xf6\x94|\xf5\xb7\x9b\xfe)\x1ag\xab\x02\xb3\x93\xe4V\xcc\xc4\xc2f\xf7S\xa0\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xf6\x94\x8a\x8e\xaf\xb1\xcfb\xbf\xbe\xb1t\x17i\xda\xe1\xa9\xddG\x99a\x92\xa0\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xf6\x94\x8b\xa1\xf1\tU\x1b\xd42\x800\x12dZ\xc16\xdd\xd6M\xbar\xa0\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xf6\x94\xb0*.\xda\x1b1\u007f\xbd\x16v\x01(\x83k\n\u015bV\x0e\x9d\xa0\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xf6\x94\xdf\n\x88\xb2\xb6\x8cg7\x13\xa8\xec\x82`\x03go'.5s\xa0\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"

26
core/state/statedb.go
View File

@ -983,6 +983,32 @@ func (s *StateDB) Commit(deleteEmptyObjects bool) (common.Hash, error) {
return root, err
}
// PrepareAccessList handles the preparatory steps for executing a state transition with
// regards to both EIP-2929 and EIP-2930:
//
// - Add sender to access list (2929)
// - Add destination to access list (2929)
// - Add precompiles to access list (2929)
// - Add the contents of the optional tx access list (2930)
//
// This method should only be called if Yolov3/Berlin/2929+2930 is applicable at the current number.
func (s *StateDB) PrepareAccessList(sender common.Address, dst *common.Address, precompiles []common.Address, list types.AccessList) {
s.AddAddressToAccessList(sender)
if dst != nil {
s.AddAddressToAccessList(*dst)
// If it's a create-tx, the destination will be added inside evm.create
}
for _, addr := range precompiles {
s.AddAddressToAccessList(addr)
}
for _, el := range list {
s.AddAddressToAccessList(el.Address)
for _, key := range el.StorageKeys {
s.AddSlotToAccessList(el.Address, key)
}
}
}
// AddAddressToAccessList adds the given address to the access list
func (s *StateDB) AddAddressToAccessList(addr common.Address) {
if s.accessList.AddAddress(addr) {

33
core/state_prefetcher.go
View File

@ -19,7 +19,6 @@ package core
import (
"sync/atomic"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/consensus"
"github.com/ethereum/go-ethereum/core/state"
"github.com/ethereum/go-ethereum/core/types"
@ -50,8 +49,11 @@ func newStatePrefetcher(config *params.ChainConfig, bc *BlockChain, engine conse
// only goal is to pre-cache transaction signatures and state trie nodes.
func (p *statePrefetcher) Prefetch(block *types.Block, statedb *state.StateDB, cfg vm.Config, interrupt *uint32) {
var (
header = block.Header()
gaspool = new(GasPool).AddGas(block.GasLimit())
header = block.Header()
gaspool = new(GasPool).AddGas(block.GasLimit())
blockContext = NewEVMBlockContext(header, p.bc, nil)
evm = vm.NewEVM(blockContext, vm.TxContext{}, statedb, p.config, cfg)
signer = types.MakeSigner(p.config, header.Number)
)
// Iterate over and process the individual transactions
byzantium := p.config.IsByzantium(block.Number())
@ -60,9 +62,13 @@ func (p *statePrefetcher) Prefetch(block *types.Block, statedb *state.StateDB, c
if interrupt != nil && atomic.LoadUint32(interrupt) == 1 {
return
}
// Block precaching permitted to continue, execute the transaction
// Convert the transaction into an executable message and pre-cache its sender
msg, err := tx.AsMessage(signer)
if err != nil {
return // Also invalid block, bail out
}
statedb.Prepare(tx.Hash(), block.Hash(), i)
if err := precacheTransaction(p.config, p.bc, nil, gaspool, statedb, header, tx, cfg); err != nil {
if err := precacheTransaction(msg, p.config, gaspool, statedb, header, evm); err != nil {
return // Ugh, something went horribly wrong, bail out
}
// If we're pre-byzantium, pre-load trie nodes for the intermediate root
@ -79,17 +85,10 @@ func (p *statePrefetcher) Prefetch(block *types.Block, statedb *state.StateDB, c
// precacheTransaction attempts to apply a transaction to the given state database
// and uses the input parameters for its environment. The goal is not to execute
// the transaction successfully, rather to warm up touched data slots.
func precacheTransaction(config *params.ChainConfig, bc ChainContext, author *common.Address, gaspool *GasPool, statedb *state.StateDB, header *types.Header, tx *types.Transaction, cfg vm.Config) error {
// Convert the transaction into an executable message and pre-cache its sender
msg, err := tx.AsMessage(types.MakeSigner(config, header.Number))
if err != nil {
return err
}
// Create the EVM and execute the transaction
context := NewEVMBlockContext(header, bc, author)
txContext := NewEVMTxContext(msg)
vm := vm.NewEVM(context, txContext, statedb, config, cfg)
_, err = ApplyMessage(vm, msg, gaspool)
func precacheTransaction(msg types.Message, config *params.ChainConfig, gaspool *GasPool, statedb *state.StateDB, header *types.Header, evm *vm.EVM) error {
// Update the evm with the new transaction context.
evm.Reset(NewEVMTxContext(msg), statedb)
// Add addresses to access list if applicable
_, err := ApplyMessage(evm, msg, gaspool)
return err
}

39
core/state_processor.go
View File

@ -90,28 +90,17 @@ func (p *StateProcessor) Process(block *types.Block, statedb *state.StateDB, cfg
}
func applyTransaction(msg types.Message, config *params.ChainConfig, bc ChainContext, author *common.Address, gp *GasPool, statedb *state.StateDB, header *types.Header, tx *types.Transaction, usedGas *uint64, evm *vm.EVM) (*types.Receipt, error) {
// Create a new context to be used in the EVM environment
// Create a new context to be used in the EVM environment.
txContext := NewEVMTxContext(msg)
// Add addresses to access list if applicable
if config.IsYoloV3(header.Number) {
statedb.AddAddressToAccessList(msg.From())
if dst := msg.To(); dst != nil {
statedb.AddAddressToAccessList(*dst)
// If it's a create-tx, the destination will be added inside evm.create
}
for _, addr := range evm.ActivePrecompiles() {
statedb.AddAddressToAccessList(addr)
}
}
// Update the evm with the new transaction context.
evm.Reset(txContext, statedb)
// Apply the transaction to the current state (included in the env)
// Apply the transaction to the current state (included in the env).
result, err := ApplyMessage(evm, msg, gp)
if err != nil {
return nil, err
}
// Update the state with pending changes
// Update the state with pending changes.
var root []byte
if config.IsByzantium(header.Number) {
statedb.Finalise(true)
@ -120,22 +109,28 @@ func applyTransaction(msg types.Message, config *params.ChainConfig, bc ChainCon
}
*usedGas += result.UsedGas
// Create a new receipt for the transaction, storing the intermediate root and gas used by the tx
// based on the eip phase, we're passing whether the root touch-delete accounts.
receipt := types.NewReceipt(root, result.Failed(), *usedGas)
// Create a new receipt for the transaction, storing the intermediate root and gas used
// by the tx.
receipt := &types.Receipt{Type: tx.Type(), PostState: root, CumulativeGasUsed: *usedGas}
if result.Failed() {
receipt.Status = types.ReceiptStatusFailed
} else {
receipt.Status = types.ReceiptStatusSuccessful
}
receipt.TxHash = tx.Hash()
receipt.GasUsed = result.UsedGas
// if the transaction created a contract, store the creation address in the receipt.
// If the transaction created a contract, store the creation address in the receipt.
if msg.To() == nil {
receipt.ContractAddress = crypto.CreateAddress(evm.TxContext.Origin, tx.Nonce())
}
// Set the receipt logs and create a bloom for filtering
// Set the receipt logs and create the bloom filter.
receipt.Logs = statedb.GetLogs(tx.Hash())
receipt.Bloom = types.CreateBloom(types.Receipts{receipt})
receipt.BlockHash = statedb.BlockHash()
receipt.BlockNumber = header.Number
receipt.TransactionIndex = uint(statedb.TxIndex())
return receipt, err
}

18
core/state_transition.go
View File

@ -22,6 +22,7 @@ import (
"math/big"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/core/vm"
"github.com/ethereum/go-ethereum/params"
)
@ -67,6 +68,7 @@ type Message interface {
Nonce() uint64
CheckNonce() bool
Data() []byte
AccessList() types.AccessList
}
// ExecutionResult includes all output after executing given evm
@ -105,10 +107,10 @@ func (result *ExecutionResult) Revert() []byte {
}
// IntrinsicGas computes the 'intrinsic gas' for a message with the given data.
func IntrinsicGas(data []byte, contractCreation, isHomestead bool, isEIP2028 bool) (uint64, error) {
func IntrinsicGas(data []byte, accessList types.AccessList, isContractCreation bool, isHomestead, isEIP2028 bool) (uint64, error) {
// Set the starting gas for the raw transaction
var gas uint64
if contractCreation && isHomestead {
if isContractCreation && isHomestead {
gas = params.TxGasContractCreation
} else {
gas = params.TxGas
@ -138,6 +140,10 @@ func IntrinsicGas(data []byte, contractCreation, isHomestead bool, isEIP2028 boo
}
gas += z * params.TxDataZeroGas
}
if accessList != nil {
gas += uint64(len(accessList)) * params.TxAccessListAddressGas
gas += uint64(accessList.StorageKeys()) * params.TxAccessListStorageKeyGas
}
return gas, nil
}
@ -238,7 +244,7 @@ func (st *StateTransition) TransitionDb() (*ExecutionResult, error) {
contractCreation := msg.To() == nil
// Check clauses 4-5, subtract intrinsic gas if everything is correct
gas, err := IntrinsicGas(st.data, contractCreation, homestead, istanbul)
gas, err := IntrinsicGas(st.data, st.msg.AccessList(), contractCreation, homestead, istanbul)
if err != nil {
return nil, err
}
@ -251,6 +257,12 @@ func (st *StateTransition) TransitionDb() (*ExecutionResult, error) {
if msg.Value().Sign() > 0 && !st.evm.Context.CanTransfer(st.state, msg.From(), msg.Value()) {
return nil, fmt.Errorf("%w: address %v", ErrInsufficientFundsForTransfer, msg.From().Hex())
}
// Set up the initial access list.
if st.evm.ChainConfig().IsYoloV3(st.evm.Context.BlockNumber) {
st.state.PrepareAccessList(msg.From(), msg.To(), st.evm.ActivePrecompiles(), msg.AccessList())
}
var (
ret []byte
vmerr error // vm errors do not effect consensus and are therefore not assigned to err

12
core/tx_pool.go
View File

@ -229,6 +229,7 @@ type TxPool struct {
mu sync.RWMutex
istanbul bool // Fork indicator whether we are in the istanbul stage.
eip2718 bool // Fork indicator whether we are using EIP-2718 type transactions.
currentState *state.StateDB // Current state in the blockchain head
pendingNonces *txNoncer // Pending state tracking virtual nonces
@ -268,7 +269,7 @@ func NewTxPool(config TxPoolConfig, chainconfig *params.ChainConfig, chain block
config: config,
chainconfig: chainconfig,
chain: chain,
signer: types.NewEIP155Signer(chainconfig.ChainID),
signer: types.LatestSigner(chainconfig),
pending: make(map[common.Address]*txList),
queue: make(map[common.Address]*txList),
beats: make(map[common.Address]time.Time),
@ -522,6 +523,10 @@ func (pool *TxPool) local() map[common.Address]types.Transactions {
// validateTx checks whether a transaction is valid according to the consensus
// rules and adheres to some heuristic limits of the local node (price and size).
func (pool *TxPool) validateTx(tx *types.Transaction, local bool) error {
// Accept only legacy transactions until EIP-2718/2930 activates.
if !pool.eip2718 && tx.Type() != types.LegacyTxType {
return ErrTxTypeNotSupported
}
// Reject transactions over defined size to prevent DOS attacks
if uint64(tx.Size()) > txMaxSize {
return ErrOversizedData
@ -535,7 +540,7 @@ func (pool *TxPool) validateTx(tx *types.Transaction, local bool) error {
if pool.currentMaxGas < tx.Gas() {
return ErrGasLimit
}
// Make sure the transaction is signed properly
// Make sure the transaction is signed properly.
from, err := types.Sender(pool.signer, tx)
if err != nil {
return ErrInvalidSender
@ -554,7 +559,7 @@ func (pool *TxPool) validateTx(tx *types.Transaction, local bool) error {
return ErrInsufficientFunds
}
// Ensure the transaction has more gas than the basic tx fee.
intrGas, err := IntrinsicGas(tx.Data(), tx.To() == nil, true, pool.istanbul)
intrGas, err := IntrinsicGas(tx.Data(), tx.AccessList(), tx.To() == nil, true, pool.istanbul)
if err != nil {
return err
}
@ -1199,6 +1204,7 @@ func (pool *TxPool) reset(oldHead, newHead *types.Header) {
// Update all fork indicator by next pending block number.
next := new(big.Int).Add(newHead.Number, big.NewInt(1))
pool.istanbul = pool.chainconfig.IsIstanbul(next)
pool.eip2718 = pool.chainconfig.IsYoloV3(next)
}
// promoteExecutables moves transactions that have become processable from the

115
core/types/access_list_tx.go Normal file
View File

@ -0,0 +1,115 @@
// Copyright 2020 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package types
import (
"math/big"
"github.com/ethereum/go-ethereum/common"
)
//go:generate gencodec -type AccessTuple -out gen_access_tuple.go
// AccessList is an EIP-2930 access list.
type AccessList []AccessTuple
// AccessTuple is the element type of an access list.
type AccessTuple struct {
Address common.Address `json:"address" gencodec:"required"`
StorageKeys []common.Hash `json:"storageKeys" gencodec:"required"`
}
// StorageKeys returns the total number of storage keys in the access list.
func (al AccessList) StorageKeys() int {
sum := 0
for _, tuple := range al {
sum += len(tuple.StorageKeys)
}
return sum
}
// AccessListTx is the data of EIP-2930 access list transactions.
type AccessListTx struct {
ChainID *big.Int // destination chain ID
Nonce uint64 // nonce of sender account
GasPrice *big.Int // wei per gas
Gas uint64 // gas limit
To *common.Address `rlp:"nil"` // nil means contract creation
Value *big.Int // wei amount
Data []byte // contract invocation input data
AccessList AccessList // EIP-2930 access list
V, R, S *big.Int // signature values
}
// copy creates a deep copy of the transaction data and initializes all fields.
func (tx *AccessListTx) copy() TxData {
cpy := &AccessListTx{
Nonce: tx.Nonce,
To: tx.To, // TODO: copy pointed-to address
Data: common.CopyBytes(tx.Data),
Gas: tx.Gas,
// These are copied below.
AccessList: make(AccessList, len(tx.AccessList)),
Value: new(big.Int),
ChainID: new(big.Int),
GasPrice: new(big.Int),
V: new(big.Int),
R: new(big.Int),
S: new(big.Int),
}
copy(cpy.AccessList, tx.AccessList)
if tx.Value != nil {
cpy.Value.Set(tx.Value)
}
if tx.ChainID != nil {
cpy.ChainID.Set(tx.ChainID)
}
if tx.GasPrice != nil {
cpy.GasPrice.Set(tx.GasPrice)
}
if tx.V != nil {
cpy.V.Set(tx.V)
}
if tx.R != nil {
cpy.R.Set(tx.R)
}
if tx.S != nil {
cpy.S.Set(tx.S)
}
return cpy
}
// accessors for innerTx.
func (tx *AccessListTx) txType() byte { return AccessListTxType }
func (tx *AccessListTx) chainID() *big.Int { return tx.ChainID }
func (tx *AccessListTx) protected() bool { return true }
func (tx *AccessListTx) accessList() AccessList { return tx.AccessList }
func (tx *AccessListTx) data() []byte { return tx.Data }
func (tx *AccessListTx) gas() uint64 { return tx.Gas }
func (tx *AccessListTx) gasPrice() *big.Int { return tx.GasPrice }
func (tx *AccessListTx) value() *big.Int { return tx.Value }
func (tx *AccessListTx) nonce() uint64 { return tx.Nonce }
func (tx *AccessListTx) to() *common.Address { return tx.To }
func (tx *AccessListTx) rawSignatureValues() (v, r, s *big.Int) {
return tx.V, tx.R, tx.S
}
func (tx *AccessListTx) setSignatureValues(chainID, v, r, s *big.Int) {
tx.ChainID, tx.V, tx.R, tx.S = chainID, v, r, s
}

21
core/types/block.go
View File

@ -23,15 +23,12 @@ import (
"io"
"math/big"
"reflect"
"sync"
"sync/atomic"
"time"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/rlp"
"golang.org/x/crypto/sha3"
)
var (
@ -131,22 +128,6 @@ func (h *Header) SanityCheck() error {
return nil
}
// hasherPool holds LegacyKeccak hashers.
var hasherPool = sync.Pool{
New: func() interface{} {
return sha3.NewLegacyKeccak256()
},
}
func rlpHash(x interface{}) (h common.Hash) {
sha := hasherPool.Get().(crypto.KeccakState)
defer hasherPool.Put(sha)
sha.Reset()
rlp.Encode(sha, x)
sha.Read(h[:])
return h
}
// EmptyBody returns true if there is no additional 'body' to complete the header
// that is: no transactions and no uncles.
func (h *Header) EmptyBody() bool {
@ -221,7 +202,7 @@ type storageblock struct {
// The values of TxHash, UncleHash, ReceiptHash and Bloom in header
// are ignored and set to values derived from the given txs, uncles
// and receipts.
func NewBlock(header *Header, txs []*Transaction, uncles []*Header, receipts []*Receipt, hasher Hasher) *Block {
func NewBlock(header *Header, txs []*Transaction, uncles []*Header, receipts []*Receipt, hasher TrieHasher) *Block {
b := &Block{header: CopyHeader(header), td: new(big.Int)}
// TODO: panic if len(txs) != len(receipts)

62
core/types/block_test.go
View File

@ -59,6 +59,66 @@ func TestBlockEncoding(t *testing.T) {
tx1, _ = tx1.WithSignature(HomesteadSigner{}, common.Hex2Bytes("9bea4c4daac7c7c52e093e6a4c35dbbcf8856f1af7b059ba20253e70848d094f8a8fae537ce25ed8cb5af9adac3f141af69bd515bd2ba031522df09b97dd72b100"))
check("len(Transactions)", len(block.Transactions()), 1)
check("Transactions[0].Hash", block.Transactions()[0].Hash(), tx1.Hash())
ourBlockEnc, err := rlp.EncodeToBytes(&block)
if err != nil {
t.Fatal("encode error: ", err)
}
if !bytes.Equal(ourBlockEnc, blockEnc) {
t.Errorf("encoded block mismatch:\ngot: %x\nwant: %x", ourBlockEnc, blockEnc)
}
}
func TestEIP2718BlockEncoding(t *testing.T) {
blockEnc := common.FromHex("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")
var block Block
if err := rlp.DecodeBytes(blockEnc, &block); err != nil {
t.Fatal("decode error: ", err)
}
check := func(f string, got, want interface{}) {
if !reflect.DeepEqual(got, want) {
t.Errorf("%s mismatch: got %v, want %v", f, got, want)
}
}
check("Difficulty", block.Difficulty(), big.NewInt(131072))
check("GasLimit", block.GasLimit(), uint64(3141592))
check("GasUsed", block.GasUsed(), uint64(42000))
check("Coinbase", block.Coinbase(), common.HexToAddress("8888f1f195afa192cfee860698584c030f4c9db1"))
check("MixDigest", block.MixDigest(), common.HexToHash("bd4472abb6659ebe3ee06ee4d7b72a00a9f4d001caca51342001075469aff498"))
check("Root", block.Root(), common.HexToHash("ef1552a40b7165c3cd773806b9e0c165b75356e0314bf0706f279c729f51e017"))
check("Nonce", block.Nonce(), uint64(0xa13a5a8c8f2bb1c4))
check("Time", block.Time(), uint64(1426516743))
check("Size", block.Size(), common.StorageSize(len(blockEnc)))
// Create legacy tx.
to := common.HexToAddress("095e7baea6a6c7c4c2dfeb977efac326af552d87")
tx1 := NewTx(&LegacyTx{
Nonce: 0,
To: &to,
Value: big.NewInt(10),
Gas: 50000,
GasPrice: big.NewInt(10),
})
sig := common.Hex2Bytes("9bea4c4daac7c7c52e093e6a4c35dbbcf8856f1af7b059ba20253e70848d094f8a8fae537ce25ed8cb5af9adac3f141af69bd515bd2ba031522df09b97dd72b100")
tx1, _ = tx1.WithSignature(HomesteadSigner{}, sig)
// Create ACL tx.
addr := common.HexToAddress("0x0000000000000000000000000000000000000001")
tx2 := NewTx(&AccessListTx{
ChainID: big.NewInt(1),
Nonce: 0,
To: &to,
Gas: 123457,
GasPrice: big.NewInt(10),
AccessList: AccessList{{Address: addr, StorageKeys: []common.Hash{{0}}}},
})
sig2 := common.Hex2Bytes("3dbacc8d0259f2508625e97fdfc57cd85fdd16e5821bc2c10bdd1a52649e8335476e10695b183a87b0aa292a7f4b78ef0c3fbe62aa2c42c84e1d9c3da159ef1401")
tx2, _ = tx2.WithSignature(NewEIP2930Signer(big.NewInt(1)), sig2)
check("len(Transactions)", len(block.Transactions()), 2)
check("Transactions[0].Hash", block.Transactions()[0].Hash(), tx1.Hash())
check("Transactions[1].Hash", block.Transactions()[1].Hash(), tx2.Hash())
check("Transactions[1].Type()", block.Transactions()[1].Type(), uint8(AccessListTxType))
ourBlockEnc, err := rlp.EncodeToBytes(&block)
if err != nil {
@ -121,7 +181,7 @@ func makeBenchBlock() *Block {
key, _ = crypto.GenerateKey()
txs = make([]*Transaction, 70)
receipts = make([]*Receipt, len(txs))
signer = NewEIP155Signer(params.TestChainConfig.ChainID)
signer = LatestSigner(params.TestChainConfig)
uncles = make([]*Header, 3)
)
header := &Header{

58
core/types/derive_sha.go
View File

@ -1,58 +0,0 @@
// Copyright 2014 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package types
import (
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/rlp"
)
type DerivableList interface {
Len() int
GetRlp(i int) []byte
}
// Hasher is the tool used to calculate the hash of derivable list.
type Hasher interface {
Reset()
Update([]byte, []byte)
Hash() common.Hash
}
func DeriveSha(list DerivableList, hasher Hasher) common.Hash {
hasher.Reset()
// StackTrie requires values to be inserted in increasing
// hash order, which is not the order that `list` provides
// hashes in. This insertion sequence ensures that the
// order is correct.
var buf []byte
for i := 1; i < list.Len() && i <= 0x7f; i++ {
buf = rlp.AppendUint64(buf[:0], uint64(i))
hasher.Update(buf, list.GetRlp(i))
}
if list.Len() > 0 {
buf = rlp.AppendUint64(buf[:0], 0)
hasher.Update(buf, list.GetRlp(0))
}
for i := 0x80; i < list.Len(); i++ {
buf = rlp.AppendUint64(buf[:0], uint64(i))
hasher.Update(buf, list.GetRlp(i))
}
return hasher.Hash()
}

43
core/types/gen_access_tuple.go Normal file
View File

@ -0,0 +1,43 @@
// Code generated by github.com/fjl/gencodec. DO NOT EDIT.
package types
import (
"encoding/json"
"errors"
"github.com/ethereum/go-ethereum/common"
)
// MarshalJSON marshals as JSON.
func (a AccessTuple) MarshalJSON() ([]byte, error) {
type AccessTuple struct {
Address common.Address `json:"address" gencodec:"required"`
StorageKeys []common.Hash `json:"storageKeys" gencodec:"required"`
}
var enc AccessTuple
enc.Address = a.Address
enc.StorageKeys = a.StorageKeys
return json.Marshal(&enc)
}
// UnmarshalJSON unmarshals from JSON.
func (a *AccessTuple) UnmarshalJSON(input []byte) error {
type AccessTuple struct {
Address *common.Address `json:"address" gencodec:"required"`
StorageKeys []common.Hash `json:"storageKeys" gencodec:"required"`
}
var dec AccessTuple
if err := json.Unmarshal(input, &dec); err != nil {
return err
}
if dec.Address == nil {
return errors.New("missing required field 'address' for AccessTuple")
}
a.Address = *dec.Address
if dec.StorageKeys == nil {
return errors.New("missing required field 'storageKeys' for AccessTuple")
}
a.StorageKeys = dec.StorageKeys
return nil
}

6
core/types/gen_receipt_json.go
View File

@ -16,6 +16,7 @@ var _ = (*receiptMarshaling)(nil)
// MarshalJSON marshals as JSON.
func (r Receipt) MarshalJSON() ([]byte, error) {
type Receipt struct {
Type hexutil.Uint64 `json:"type,omitempty"`
PostState hexutil.Bytes `json:"root"`
Status hexutil.Uint64 `json:"status"`
CumulativeGasUsed hexutil.Uint64 `json:"cumulativeGasUsed" gencodec:"required"`
@ -29,6 +30,7 @@ func (r Receipt) MarshalJSON() ([]byte, error) {
TransactionIndex hexutil.Uint `json:"transactionIndex"`
}
var enc Receipt
enc.Type = hexutil.Uint64(r.Type)
enc.PostState = r.PostState
enc.Status = hexutil.Uint64(r.Status)
enc.CumulativeGasUsed = hexutil.Uint64(r.CumulativeGasUsed)
@ -46,6 +48,7 @@ func (r Receipt) MarshalJSON() ([]byte, error) {
// UnmarshalJSON unmarshals from JSON.
func (r *Receipt) UnmarshalJSON(input []byte) error {
type Receipt struct {
Type *hexutil.Uint64 `json:"type,omitempty"`
PostState *hexutil.Bytes `json:"root"`
Status *hexutil.Uint64 `json:"status"`
CumulativeGasUsed *hexutil.Uint64 `json:"cumulativeGasUsed" gencodec:"required"`
@ -62,6 +65,9 @@ func (r *Receipt) UnmarshalJSON(input []byte) error {
if err := json.Unmarshal(input, &dec); err != nil {
return err
}
if dec.Type != nil {
r.Type = uint8(*dec.Type)
}
if dec.PostState != nil {
r.PostState = *dec.PostState
}

101
core/types/gen_tx_json.go
View File

@ -1,101 +0,0 @@
// Code generated by github.com/fjl/gencodec. DO NOT EDIT.
package types
import (
"encoding/json"
"errors"
"math/big"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
)
var _ = (*txdataMarshaling)(nil)
// MarshalJSON marshals as JSON.
func (t txdata) MarshalJSON() ([]byte, error) {
type txdata struct {
AccountNonce hexutil.Uint64 `json:"nonce" gencodec:"required"`
Price *hexutil.Big `json:"gasPrice" gencodec:"required"`
GasLimit hexutil.Uint64 `json:"gas" gencodec:"required"`
Recipient *common.Address `json:"to" rlp:"nil"`
Amount *hexutil.Big `json:"value" gencodec:"required"`
Payload hexutil.Bytes `json:"input" gencodec:"required"`
V *hexutil.Big `json:"v" gencodec:"required"`
R *hexutil.Big `json:"r" gencodec:"required"`
S *hexutil.Big `json:"s" gencodec:"required"`
Hash *common.Hash `json:"hash" rlp:"-"`
}
var enc txdata
enc.AccountNonce = hexutil.Uint64(t.AccountNonce)
enc.Price = (*hexutil.Big)(t.Price)
enc.GasLimit = hexutil.Uint64(t.GasLimit)
enc.Recipient = t.Recipient
enc.Amount = (*hexutil.Big)(t.Amount)
enc.Payload = t.Payload
enc.V = (*hexutil.Big)(t.V)
enc.R = (*hexutil.Big)(t.R)
enc.S = (*hexutil.Big)(t.S)
enc.Hash = t.Hash
return json.Marshal(&enc)
}
// UnmarshalJSON unmarshals from JSON.
func (t *txdata) UnmarshalJSON(input []byte) error {
type txdata struct {
AccountNonce *hexutil.Uint64 `json:"nonce" gencodec:"required"`
Price *hexutil.Big `json:"gasPrice" gencodec:"required"`
GasLimit *hexutil.Uint64 `json:"gas" gencodec:"required"`
Recipient *common.Address `json:"to" rlp:"nil"`
Amount *hexutil.Big `json:"value" gencodec:"required"`
Payload *hexutil.Bytes `json:"input" gencodec:"required"`
V *hexutil.Big `json:"v" gencodec:"required"`
R *hexutil.Big `json:"r" gencodec:"required"`
S *hexutil.Big `json:"s" gencodec:"required"`
Hash *common.Hash `json:"hash" rlp:"-"`
}
var dec txdata
if err := json.Unmarshal(input, &dec); err != nil {
return err
}
if dec.AccountNonce == nil {
return errors.New("missing required field 'nonce' for txdata")
}
t.AccountNonce = uint64(*dec.AccountNonce)
if dec.Price == nil {
return errors.New("missing required field 'gasPrice' for txdata")
}
t.Price = (*big.Int)(dec.Price)
if dec.GasLimit == nil {
return errors.New("missing required field 'gas' for txdata")
}
t.GasLimit = uint64(*dec.GasLimit)
if dec.Recipient != nil {
t.Recipient = dec.Recipient
}
if dec.Amount == nil {
return errors.New("missing required field 'value' for txdata")
}
t.Amount = (*big.Int)(dec.Amount)
if dec.Payload == nil {
return errors.New("missing required field 'input' for txdata")
}
t.Payload = *dec.Payload
if dec.V == nil {
return errors.New("missing required field 'v' for txdata")
}
t.V = (*big.Int)(dec.V)
if dec.R == nil {
return errors.New("missing required field 'r' for txdata")
}
t.R = (*big.Int)(dec.R)
if dec.S == nil {
return errors.New("missing required field 's' for txdata")
}
t.S = (*big.Int)(dec.S)
if dec.Hash != nil {
t.Hash = dec.Hash
}
return nil
}

112
core/types/hashing.go Normal file
View File

@ -0,0 +1,112 @@
// Copyright 2014 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package types
import (
"bytes"
"sync"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/rlp"
"golang.org/x/crypto/sha3"
)
// hasherPool holds LegacyKeccak256 hashers for rlpHash.
var hasherPool = sync.Pool{
New: func() interface{} { return sha3.NewLegacyKeccak256() },
}
// deriveBufferPool holds temporary encoder buffers for DeriveSha and TX encoding.
var encodeBufferPool = sync.Pool{
New: func() interface{} { return new(bytes.Buffer) },
}
func rlpHash(x interface{}) (h common.Hash) {
sha := hasherPool.Get().(crypto.KeccakState)
defer hasherPool.Put(sha)
sha.Reset()
rlp.Encode(sha, x)
sha.Read(h[:])
return h
}
// prefixedRlpHash writes the prefix into the hasher before rlp-encoding the
// given interface. It's used for typed transactions.
func prefixedRlpHash(prefix byte, x interface{}) (h common.Hash) {
sha := hasherPool.Get().(crypto.KeccakState)
defer hasherPool.Put(sha)
sha.Reset()
sha.Write([]byte{prefix})
rlp.Encode(sha, x)
sha.Read(h[:])
return h
}
// TrieHasher is the tool used to calculate the hash of derivable list.
// This is internal, do not use.
type TrieHasher interface {
Reset()
Update([]byte, []byte)
Hash() common.Hash
}
// DerivableList is the input to DeriveSha.
// It is implemented by the 'Transactions' and 'Receipts' types.
// This is internal, do not use these methods.
type DerivableList interface {
Len() int
EncodeIndex(int, *bytes.Buffer)
}
func encodeForDerive(list DerivableList, i int, buf *bytes.Buffer) []byte {
buf.Reset()
list.EncodeIndex(i, buf)
// It's really unfortunate that we need to do perform this copy.
// StackTrie holds onto the values until Hash is called, so the values
// written to it must not alias.
return common.CopyBytes(buf.Bytes())
}
// DeriveSha creates the tree hashes of transactions and receipts in a block header.
func DeriveSha(list DerivableList, hasher TrieHasher) common.Hash {
hasher.Reset()
valueBuf := encodeBufferPool.Get().(*bytes.Buffer)
defer encodeBufferPool.Put(valueBuf)
// StackTrie requires values to be inserted in increasing hash order, which is not the
// order that `list` provides hashes in. This insertion sequence ensures that the
// order is correct.
var indexBuf []byte
for i := 1; i < list.Len() && i <= 0x7f; i++ {
indexBuf = rlp.AppendUint64(indexBuf[:0], uint64(i))
value := encodeForDerive(list, i, valueBuf)
hasher.Update(indexBuf, value)
}
if list.Len() > 0 {
indexBuf = rlp.AppendUint64(indexBuf[:0], 0)
value := encodeForDerive(list, 0, valueBuf)
hasher.Update(indexBuf, value)
}
for i := 0x80; i < list.Len(); i++ {
indexBuf = rlp.AppendUint64(indexBuf[:0], uint64(i))
value := encodeForDerive(list, i, valueBuf)
hasher.Update(indexBuf, value)
}
return hasher.Hash()
}

212
core/types/hashing_test.go Normal file
View File

@ -0,0 +1,212 @@
package types_test
import (
"bytes"
"fmt"
"io"
"math/big"
mrand "math/rand"
"testing"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/rlp"
"github.com/ethereum/go-ethereum/trie"
)
func TestDeriveSha(t *testing.T) {
txs, err := genTxs(0)
if err != nil {
t.Fatal(err)
}
for len(txs) < 1000 {
exp := types.DeriveSha(txs, new(trie.Trie))
got := types.DeriveSha(txs, trie.NewStackTrie(nil))
if !bytes.Equal(got[:], exp[:]) {
t.Fatalf("%d txs: got %x exp %x", len(txs), got, exp)
}
newTxs, err := genTxs(uint64(len(txs) + 1))
if err != nil {
t.Fatal(err)
}
txs = append(txs, newTxs...)
}
}
// TestEIP2718DeriveSha tests that the input to the DeriveSha function is correct.
func TestEIP2718DeriveSha(t *testing.T) {
for _, tc := range []struct {
rlpData string
exp string
}{
{
rlpData: "0xb8a701f8a486796f6c6f763380843b9aca008262d4948a8eafb1cf62bfbeb1741769dae1a9dd479961928080f838f7940000000000000000000000000000000000001337e1a0000000000000000000000000000000000000000000000000000000000000000080a0775101f92dcca278a56bfe4d613428624a1ebfc3cd9e0bcc1de80c41455b9021a06c9deac205afe7b124907d4ba54a9f46161498bd3990b90d175aac12c9a40ee9",
exp: "01 01f8a486796f6c6f763380843b9aca008262d4948a8eafb1cf62bfbeb1741769dae1a9dd479961928080f838f7940000000000000000000000000000000000001337e1a0000000000000000000000000000000000000000000000000000000000000000080a0775101f92dcca278a56bfe4d613428624a1ebfc3cd9e0bcc1de80c41455b9021a06c9deac205afe7b124907d4ba54a9f46161498bd3990b90d175aac12c9a40ee9\n80 01f8a486796f6c6f763380843b9aca008262d4948a8eafb1cf62bfbeb1741769dae1a9dd479961928080f838f7940000000000000000000000000000000000001337e1a0000000000000000000000000000000000000000000000000000000000000000080a0775101f92dcca278a56bfe4d613428624a1ebfc3cd9e0bcc1de80c41455b9021a06c9deac205afe7b124907d4ba54a9f46161498bd3990b90d175aac12c9a40ee9\n",
},
} {
d := &hashToHumanReadable{}
var t1, t2 types.Transaction
rlp.DecodeBytes(common.FromHex(tc.rlpData), &t1)
rlp.DecodeBytes(common.FromHex(tc.rlpData), &t2)
txs := types.Transactions{&t1, &t2}
types.DeriveSha(txs, d)
if tc.exp != string(d.data) {
t.Fatalf("Want\n%v\nhave:\n%v", tc.exp, string(d.data))
}
}
}
func BenchmarkDeriveSha200(b *testing.B) {
txs, err := genTxs(200)
if err != nil {
b.Fatal(err)
}
var exp common.Hash
var got common.Hash
b.Run("std_trie", func(b *testing.B) {
b.ResetTimer()
b.ReportAllocs()
for i := 0; i < b.N; i++ {
exp = types.DeriveSha(txs, new(trie.Trie))
}
})
b.Run("stack_trie", func(b *testing.B) {
b.ResetTimer()
b.ReportAllocs()
for i := 0; i < b.N; i++ {
got = types.DeriveSha(txs, trie.NewStackTrie(nil))
}
})
if got != exp {
b.Errorf("got %x exp %x", got, exp)
}
}
func TestFuzzDeriveSha(t *testing.T) {
// increase this for longer runs -- it's set to quite low for travis
rndSeed := mrand.Int()
for i := 0; i < 10; i++ {
seed := rndSeed + i
exp := types.DeriveSha(newDummy(i), new(trie.Trie))
got := types.DeriveSha(newDummy(i), trie.NewStackTrie(nil))
if !bytes.Equal(got[:], exp[:]) {
printList(newDummy(seed))
t.Fatalf("seed %d: got %x exp %x", seed, got, exp)
}
}
}
// TestDerivableList contains testcases found via fuzzing
func TestDerivableList(t *testing.T) {
type tcase []string
tcs := []tcase{
{
"0xc041",
},
{
"0xf04cf757812428b0763112efb33b6f4fad7deb445e",
"0xf04cf757812428b0763112efb33b6f4fad7deb445e",
},
{
"0xca410605310cdc3bb8d4977ae4f0143df54a724ed873457e2272f39d66e0460e971d9d",
"0x6cd850eca0a7ac46bb1748d7b9cb88aa3bd21c57d852c28198ad8fa422c4595032e88a4494b4778b36b944fe47a52b8c5cd312910139dfcb4147ab8e972cc456bcb063f25dd78f54c4d34679e03142c42c662af52947d45bdb6e555751334ace76a5080ab5a0256a1d259855dfc5c0b8023b25befbb13fd3684f9f755cbd3d63544c78ee2001452dd54633a7593ade0b183891a0a4e9c7844e1254005fbe592b1b89149a502c24b6e1dca44c158aebedf01beae9c30cabe16a",
"0x14abd5c47c0be87b0454596baad2",
"0xca410605310cdc3bb8d4977ae4f0143df54a724ed873457e2272f39d66e0460e971d9d",
},
}
for i, tc := range tcs[1:] {
exp := types.DeriveSha(flatList(tc), new(trie.Trie))
got := types.DeriveSha(flatList(tc), trie.NewStackTrie(nil))
if !bytes.Equal(got[:], exp[:]) {
t.Fatalf("case %d: got %x exp %x", i, got, exp)
}
}
}
func genTxs(num uint64) (types.Transactions, error) {
key, err := crypto.HexToECDSA("deadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeef")
if err != nil {
return nil, err
}
var addr = crypto.PubkeyToAddress(key.PublicKey)
newTx := func(i uint64) (*types.Transaction, error) {
signer := types.NewEIP155Signer(big.NewInt(18))
utx := types.NewTransaction(i, addr, new(big.Int), 0, new(big.Int).SetUint64(10000000), nil)
tx, err := types.SignTx(utx, signer, key)
return tx, err
}
var txs types.Transactions
for i := uint64(0); i < num; i++ {
tx, err := newTx(i)
if err != nil {
return nil, err
}
txs = append(txs, tx)
}
return txs, nil
}
type dummyDerivableList struct {
len int
seed int
}
func newDummy(seed int) *dummyDerivableList {
d := &dummyDerivableList{}
src := mrand.NewSource(int64(seed))
// don't use lists longer than 4K items
d.len = int(src.Int63() & 0x0FFF)
d.seed = seed
return d
}
func (d *dummyDerivableList) Len() int {
return d.len
}
func (d *dummyDerivableList) EncodeIndex(i int, w *bytes.Buffer) {
src := mrand.NewSource(int64(d.seed + i))
// max item size 256, at least 1 byte per item
size := 1 + src.Int63()&0x00FF
io.CopyN(w, mrand.New(src), size)
}
func printList(l types.DerivableList) {
fmt.Printf("list length: %d\n", l.Len())
fmt.Printf("{\n")
for i := 0; i < l.Len(); i++ {
var buf bytes.Buffer
l.EncodeIndex(i, &buf)
fmt.Printf("\"0x%x\",\n", buf.Bytes())
}
fmt.Printf("},\n")
}
type flatList []string
func (f flatList) Len() int {
return len(f)
}
func (f flatList) EncodeIndex(i int, w *bytes.Buffer) {
w.Write(hexutil.MustDecode(f[i]))
}
type hashToHumanReadable struct {
data []byte
}
func (d *hashToHumanReadable) Reset() {
d.data = make([]byte, 0)
}
func (d *hashToHumanReadable) Update(i []byte, i2 []byte) {
l := fmt.Sprintf("%x %x\n", i, i2)
d.data = append(d.data, []byte(l)...)
}
func (d *hashToHumanReadable) Hash() common.Hash {
return common.Hash{}
}

111
core/types/legacy_tx.go Normal file
View File

@ -0,0 +1,111 @@
// Copyright 2020 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package types
import (
"math/big"
"github.com/ethereum/go-ethereum/common"
)
// LegacyTx is the transaction data of regular Ethereum transactions.
type LegacyTx struct {
Nonce uint64 // nonce of sender account
GasPrice *big.Int // wei per gas
Gas uint64 // gas limit
To *common.Address `rlp:"nil"` // nil means contract creation
Value *big.Int // wei amount
Data []byte // contract invocation input data
V, R, S *big.Int // signature values
}
// NewTransaction creates an unsigned legacy transaction.
// Deprecated: use NewTx instead.
func NewTransaction(nonce uint64, to common.Address, amount *big.Int, gasLimit uint64, gasPrice *big.Int, data []byte) *Transaction {
return NewTx(&LegacyTx{
Nonce: nonce,
To: &to,
Value: amount,
Gas: gasLimit,
GasPrice: gasPrice,
Data: data,
})
}
// NewContractCreation creates an unsigned legacy transaction.
// Deprecated: use NewTx instead.
func NewContractCreation(nonce uint64, amount *big.Int, gasLimit uint64, gasPrice *big.Int, data []byte) *Transaction {
return NewTx(&LegacyTx{
Nonce: nonce,
Value: amount,
Gas: gasLimit,
GasPrice: gasPrice,
Data: data,
})
}
// copy creates a deep copy of the transaction data and initializes all fields.
func (tx *LegacyTx) copy() TxData {
cpy := &LegacyTx{
Nonce: tx.Nonce,
To: tx.To, // TODO: copy pointed-to address
Data: common.CopyBytes(tx.Data),
Gas: tx.Gas,
// These are initialized below.
Value: new(big.Int),
GasPrice: new(big.Int),
V: new(big.Int),
R: new(big.Int),
S: new(big.Int),
}
if tx.Value != nil {
cpy.Value.Set(tx.Value)
}
if tx.GasPrice != nil {
cpy.GasPrice.Set(tx.GasPrice)
}
if tx.V != nil {
cpy.V.Set(tx.V)
}
if tx.R != nil {
cpy.R.Set(tx.R)
}
if tx.S != nil {
cpy.S.Set(tx.S)
}
return cpy
}
// accessors for innerTx.
func (tx *LegacyTx) txType() byte { return LegacyTxType }
func (tx *LegacyTx) chainID() *big.Int { return deriveChainId(tx.V) }
func (tx *LegacyTx) accessList() AccessList { return nil }
func (tx *LegacyTx) data() []byte { return tx.Data }
func (tx *LegacyTx) gas() uint64 { return tx.Gas }
func (tx *LegacyTx) gasPrice() *big.Int { return tx.GasPrice }
func (tx *LegacyTx) value() *big.Int { return tx.Value }
func (tx *LegacyTx) nonce() uint64 { return tx.Nonce }
func (tx *LegacyTx) to() *common.Address { return tx.To }
func (tx *LegacyTx) rawSignatureValues() (v, r, s *big.Int) {
return tx.V, tx.R, tx.S
}
func (tx *LegacyTx) setSignatureValues(chainID, v, r, s *big.Int) {
tx.V, tx.R, tx.S = v, r, s
}

99
core/types/receipt.go
View File

@ -38,6 +38,8 @@ var (
receiptStatusSuccessfulRLP = []byte{0x01}
)
var errEmptyTypedReceipt = errors.New("empty typed receipt bytes")
const (
// ReceiptStatusFailed is the status code of a transaction if execution failed.
ReceiptStatusFailed = uint64(0)
@ -49,6 +51,7 @@ const (
// Receipt represents the results of a transaction.
type Receipt struct {
// Consensus fields: These fields are defined by the Yellow Paper
Type uint8 `json:"type,omitempty"`
PostState []byte `json:"root"`
Status uint64 `json:"status"`
CumulativeGasUsed uint64 `json:"cumulativeGasUsed" gencodec:"required"`
@ -69,6 +72,7 @@ type Receipt struct {
}
type receiptMarshaling struct {
Type hexutil.Uint64
PostState hexutil.Bytes
Status hexutil.Uint64
CumulativeGasUsed hexutil.Uint64
@ -114,8 +118,13 @@ type v3StoredReceiptRLP struct {
}
// NewReceipt creates a barebone transaction receipt, copying the init fields.
// Deprecated: create receipts using a struct literal instead.
func NewReceipt(root []byte, failed bool, cumulativeGasUsed uint64) *Receipt {
r := &Receipt{PostState: common.CopyBytes(root), CumulativeGasUsed: cumulativeGasUsed}
r := &Receipt{
Type: LegacyTxType,
PostState: common.CopyBytes(root),
CumulativeGasUsed: cumulativeGasUsed,
}
if failed {
r.Status = ReceiptStatusFailed
} else {
@ -127,21 +136,65 @@ func NewReceipt(root []byte, failed bool, cumulativeGasUsed uint64) *Receipt {
// EncodeRLP implements rlp.Encoder, and flattens the consensus fields of a receipt
// into an RLP stream. If no post state is present, byzantium fork is assumed.
func (r *Receipt) EncodeRLP(w io.Writer) error {
return rlp.Encode(w, &receiptRLP{r.statusEncoding(), r.CumulativeGasUsed, r.Bloom, r.Logs})
data := &receiptRLP{r.statusEncoding(), r.CumulativeGasUsed, r.Bloom, r.Logs}
if r.Type == LegacyTxType {
return rlp.Encode(w, data)
}
// It's an EIP-2718 typed TX receipt.
if r.Type != AccessListTxType {
return ErrTxTypeNotSupported
}
buf := encodeBufferPool.Get().(*bytes.Buffer)
defer encodeBufferPool.Put(buf)
buf.Reset()
buf.WriteByte(r.Type)
if err := rlp.Encode(buf, data); err != nil {
return err
}
return rlp.Encode(w, buf.Bytes())
}
// DecodeRLP implements rlp.Decoder, and loads the consensus fields of a receipt
// from an RLP stream.
func (r *Receipt) DecodeRLP(s *rlp.Stream) error {
var dec receiptRLP
if err := s.Decode(&dec); err != nil {
kind, _, err := s.Kind()
switch {
case err != nil:
return err
case kind == rlp.List:
// It's a legacy receipt.
var dec receiptRLP
if err := s.Decode(&dec); err != nil {
return err
}
r.Type = LegacyTxType
return r.setFromRLP(dec)
case kind == rlp.String:
// It's an EIP-2718 typed tx receipt.
b, err := s.Bytes()
if err != nil {
return err
}
if len(b) == 0 {
return errEmptyTypedReceipt
}
r.Type = b[0]
if r.Type == AccessListTxType {
var dec receiptRLP
if err := rlp.DecodeBytes(b[1:], &dec); err != nil {
return err
}
return r.setFromRLP(dec)
}
return ErrTxTypeNotSupported
default:
return rlp.ErrExpectedList
}
if err := r.setStatus(dec.PostStateOrStatus); err != nil {
return err
}
r.CumulativeGasUsed, r.Bloom, r.Logs = dec.CumulativeGasUsed, dec.Bloom, dec.Logs
return nil
}
func (r *Receipt) setFromRLP(data receiptRLP) error {
r.CumulativeGasUsed, r.Bloom, r.Logs = data.CumulativeGasUsed, data.Bloom, data.Logs
return r.setStatus(data.PostStateOrStatus)
}
func (r *Receipt) setStatus(postStateOrStatus []byte) error {
@ -172,7 +225,6 @@ func (r *Receipt) statusEncoding() []byte {
// to approximate and limit the memory consumption of various caches.
func (r *Receipt) Size() common.StorageSize {
size := common.StorageSize(unsafe.Sizeof(*r)) + common.StorageSize(len(r.PostState))
size += common.StorageSize(len(r.Logs)) * common.StorageSize(unsafe.Sizeof(Log{}))
for _, log := range r.Logs {
size += common.StorageSize(len(log.Topics)*common.HashLength + len(log.Data))
@ -277,19 +329,27 @@ func decodeV3StoredReceiptRLP(r *ReceiptForStorage, blob []byte) error {
return nil
}
// Receipts is a wrapper around a Receipt array to implement DerivableList.
// Receipts implements DerivableList for receipts.
type Receipts []*Receipt
// Len returns the number of receipts in this list.
func (r Receipts) Len() int { return len(r) }
func (rs Receipts) Len() int { return len(rs) }
// GetRlp returns the RLP encoding of one receipt from the list.
func (r Receipts) GetRlp(i int) []byte {
bytes, err := rlp.EncodeToBytes(r[i])
if err != nil {
panic(err)
// EncodeIndex encodes the i'th receipt to w.
func (rs Receipts) EncodeIndex(i int, w *bytes.Buffer) {
r := rs[i]
data := &receiptRLP{r.statusEncoding(), r.CumulativeGasUsed, r.Bloom, r.Logs}
switch r.Type {
case LegacyTxType:
rlp.Encode(w, data)
case AccessListTxType:
w.WriteByte(AccessListTxType)
rlp.Encode(w, data)
default:
// For unsupported types, write nothing. Since this is for
// DeriveSha, the error will be caught matching the derived hash
// to the block.
}
return bytes
}
// DeriveFields fills the receipts with their computed fields based on consensus
@ -302,7 +362,8 @@ func (r Receipts) DeriveFields(config *params.ChainConfig, hash common.Hash, num
return errors.New("transaction and receipt count mismatch")
}
for i := 0; i < len(r); i++ {
// The transaction hash can be retrieved from the transaction itself
// The transaction type and hash can be retrieved from the transaction itself
r[i].Type = txs[i].Type()
r[i].TxHash = txs[i].Hash()
// block location fields

76
core/types/receipt_test.go
View File

@ -29,6 +29,15 @@ import (
"github.com/ethereum/go-ethereum/rlp"
)
func TestDecodeEmptyTypedReceipt(t *testing.T) {
input := []byte{0x80}
var r Receipt
err := rlp.DecodeBytes(input, &r)
if err != errEmptyTypedReceipt {
t.Fatal("wrong error:", err)
}
}
func TestLegacyReceiptDecoding(t *testing.T) {
tests := []struct {
name string
@ -154,9 +163,29 @@ func encodeAsV3StoredReceiptRLP(want *Receipt) ([]byte, error) {
// Tests that receipt data can be correctly derived from the contextual infos
func TestDeriveFields(t *testing.T) {
// Create a few transactions to have receipts for
to2 := common.HexToAddress("0x2")
to3 := common.HexToAddress("0x3")
txs := Transactions{
NewContractCreation(1, big.NewInt(1), 1, big.NewInt(1), nil),
NewTransaction(2, common.HexToAddress("0x2"), big.NewInt(2), 2, big.NewInt(2), nil),
NewTx(&LegacyTx{
Nonce: 1,
Value: big.NewInt(1),
Gas: 1,
GasPrice: big.NewInt(1),
}),
NewTx(&LegacyTx{
To: &to2,
Nonce: 2,
Value: big.NewInt(2),
Gas: 2,
GasPrice: big.NewInt(2),
}),
NewTx(&AccessListTx{
To: &to3,
Nonce: 3,
Value: big.NewInt(3),
Gas: 3,
GasPrice: big.NewInt(3),
}),
}
// Create the corresponding receipts
receipts := Receipts{
@ -182,6 +211,18 @@ func TestDeriveFields(t *testing.T) {
ContractAddress: common.BytesToAddress([]byte{0x02, 0x22, 0x22}),
GasUsed: 2,
},
&Receipt{
Type: AccessListTxType,
PostState: common.Hash{3}.Bytes(),
CumulativeGasUsed: 6,
Logs: []*Log{
{Address: common.BytesToAddress([]byte{0x33})},
{Address: common.BytesToAddress([]byte{0x03, 0x33})},
},
TxHash: txs[2].Hash(),
ContractAddress: common.BytesToAddress([]byte{0x03, 0x33, 0x33}),
GasUsed: 3,
},
}
// Clear all the computed fields and re-derive them
number := big.NewInt(1)
@ -196,6 +237,9 @@ func TestDeriveFields(t *testing.T) {
logIndex := uint(0)
for i := range receipts {
if receipts[i].Type != txs[i].Type() {
t.Errorf("receipts[%d].Type = %d, want %d", i, receipts[i].Type, txs[i].Type())
}
if receipts[i].TxHash != txs[i].Hash() {
t.Errorf("receipts[%d].TxHash = %s, want %s", i, receipts[i].TxHash.String(), txs[i].Hash().String())
}
@ -243,6 +287,34 @@ func TestDeriveFields(t *testing.T) {
}
}
// TestTypedReceiptEncodingDecoding reproduces a flaw that existed in the receipt
// rlp decoder, which failed due to a shadowing error.
func TestTypedReceiptEncodingDecoding(t *testing.T) {
var payload = common.FromHex("f9043eb9010c01f90108018262d4b9010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000c0b9010c01f901080182cd14b9010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000c0b9010d01f901090183013754b9010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000c0b9010d01f90109018301a194b9010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000c0")
check := func(bundle []*Receipt) {
t.Helper()
for i, receipt := range bundle {
if got, want := receipt.Type, uint8(1); got != want {
t.Fatalf("bundle %d: got %x, want %x", i, got, want)
}
}
}
{
var bundle []*Receipt
rlp.DecodeBytes(payload, &bundle)
check(bundle)
}
{
var bundle []*Receipt
r := bytes.NewReader(payload)
s := rlp.NewStream(r, uint64(len(payload)))
if err := s.Decode(&bundle); err != nil {
t.Fatal(err)
}
check(bundle)
}
}
func clearComputedFieldsOnReceipts(t *testing.T, receipts Receipts) {
t.Helper()

476
core/types/transaction.go
View File

@ -17,6 +17,7 @@
package types
import (
"bytes"
"container/heap"
"errors"
"io"
@ -25,20 +26,28 @@ import (
"time"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/rlp"
)
//go:generate gencodec -type txdata -field-override txdataMarshaling -out gen_tx_json.go
var (
ErrInvalidSig = errors.New("invalid transaction v, r, s values")
ErrInvalidSig = errors.New("invalid transaction v, r, s values")
ErrUnexpectedProtection = errors.New("transaction type does not supported EIP-155 protected signatures")
ErrInvalidTxType = errors.New("transaction type not valid in this context")
ErrTxTypeNotSupported = errors.New("transaction type not supported")
errEmptyTypedTx = errors.New("empty typed transaction bytes")
)
// Transaction types.
const (
LegacyTxType = iota
AccessListTxType
)
// Transaction is an Ethereum transaction.
type Transaction struct {
data txdata // Consensus contents of a transaction
time time.Time // Time first seen locally (spam avoidance)
inner TxData // Consensus contents of a transaction
time time.Time // Time first seen locally (spam avoidance)
// caches
hash atomic.Value
@ -46,170 +55,266 @@ type Transaction struct {
from atomic.Value
}
type txdata struct {
AccountNonce uint64 `json:"nonce" gencodec:"required"`
Price *big.Int `json:"gasPrice" gencodec:"required"`
GasLimit uint64 `json:"gas" gencodec:"required"`
Recipient *common.Address `json:"to" rlp:"nil"` // nil means contract creation
Amount *big.Int `json:"value" gencodec:"required"`
Payload []byte `json:"input" gencodec:"required"`
// Signature values
V *big.Int `json:"v" gencodec:"required"`
R *big.Int `json:"r" gencodec:"required"`
S *big.Int `json:"s" gencodec:"required"`
// This is only used when marshaling to JSON.
Hash *common.Hash `json:"hash" rlp:"-"`
// NewTx creates a new transaction.
func NewTx(inner TxData) *Transaction {
tx := new(Transaction)
tx.setDecoded(inner.copy(), 0)
return tx
}
type txdataMarshaling struct {
AccountNonce hexutil.Uint64
Price *hexutil.Big
GasLimit hexutil.Uint64
Amount *hexutil.Big
Payload hexutil.Bytes
V *hexutil.Big
R *hexutil.Big
S *hexutil.Big
// TxData is the underlying data of a transaction.
//
// This is implemented by LegacyTx and AccessListTx.
type TxData interface {
txType() byte // returns the type ID
copy() TxData // creates a deep copy and initializes all fields
chainID() *big.Int
accessList() AccessList
data() []byte
gas() uint64
gasPrice() *big.Int
value() *big.Int
nonce() uint64
to() *common.Address
rawSignatureValues() (v, r, s *big.Int)
setSignatureValues(chainID, v, r, s *big.Int)
}
func NewTransaction(nonce uint64, to common.Address, amount *big.Int, gasLimit uint64, gasPrice *big.Int, data []byte) *Transaction {
return newTransaction(nonce, &to, amount, gasLimit, gasPrice, data)
// EncodeRLP implements rlp.Encoder
func (tx *Transaction) EncodeRLP(w io.Writer) error {
if tx.Type() == LegacyTxType {
return rlp.Encode(w, tx.inner)
}
// It's an EIP-2718 typed TX envelope.
buf := encodeBufferPool.Get().(*bytes.Buffer)
defer encodeBufferPool.Put(buf)
buf.Reset()
if err := tx.encodeTyped(buf); err != nil {
return err
}
return rlp.Encode(w, buf.Bytes())
}
func NewContractCreation(nonce uint64, amount *big.Int, gasLimit uint64, gasPrice *big.Int, data []byte) *Transaction {
return newTransaction(nonce, nil, amount, gasLimit, gasPrice, data)
// encodeTyped writes the canonical encoding of a typed transaction to w.
func (tx *Transaction) encodeTyped(w *bytes.Buffer) error {
w.WriteByte(tx.Type())
return rlp.Encode(w, tx.inner)
}
func newTransaction(nonce uint64, to *common.Address, amount *big.Int, gasLimit uint64, gasPrice *big.Int, data []byte) *Transaction {
if len(data) > 0 {
data = common.CopyBytes(data)
// MarshalBinary returns the canonical encoding of the transaction.
// For legacy transactions, it returns the RLP encoding. For EIP-2718 typed
// transactions, it returns the type and payload.
func (tx *Transaction) MarshalBinary() ([]byte, error) {
if tx.Type() == LegacyTxType {
return rlp.EncodeToBytes(tx.inner)
}
d := txdata{
AccountNonce: nonce,
Recipient: to,
Payload: data,
Amount: new(big.Int),
GasLimit: gasLimit,
Price: new(big.Int),
V: new(big.Int),
R: new(big.Int),
S: new(big.Int),
}
if amount != nil {
d.Amount.Set(amount)
}
if gasPrice != nil {
d.Price.Set(gasPrice)
}
return &Transaction{
data: d,
time: time.Now(),
var buf bytes.Buffer
err := tx.encodeTyped(&buf)
return buf.Bytes(), err
}
// DecodeRLP implements rlp.Decoder
func (tx *Transaction) DecodeRLP(s *rlp.Stream) error {
kind, size, err := s.Kind()
switch {
case err != nil:
return err
case kind == rlp.List:
// It's a legacy transaction.
var inner LegacyTx
err := s.Decode(&inner)
if err == nil {
tx.setDecoded(&inner, int(rlp.ListSize(size)))
}
return err
case kind == rlp.String:
// It's an EIP-2718 typed TX envelope.
var b []byte
if b, err = s.Bytes(); err != nil {
return err
}
inner, err := tx.decodeTyped(b)
if err == nil {
tx.setDecoded(inner, len(b))
}
return err
default:
return rlp.ErrExpectedList
}
}
// ChainId returns which chain id this transaction was signed for (if at all)
func (tx *Transaction) ChainId() *big.Int {
return deriveChainId(tx.data.V)
// UnmarshalBinary decodes the canonical encoding of transactions.
// It supports legacy RLP transactions and EIP2718 typed transactions.
func (tx *Transaction) UnmarshalBinary(b []byte) error {
if len(b) > 0 && b[0] > 0x7f {
// It's a legacy transaction.
var data LegacyTx
err := rlp.DecodeBytes(b, &data)
if err != nil {
return err
}
tx.setDecoded(&data, len(b))
return nil
}
// It's an EIP2718 typed transaction envelope.
inner, err := tx.decodeTyped(b)
if err != nil {
return err
}
tx.setDecoded(inner, len(b))
return nil
}
// Protected returns whether the transaction is protected from replay protection.
func (tx *Transaction) Protected() bool {
return isProtectedV(tx.data.V)
// decodeTyped decodes a typed transaction from the canonical format.
func (tx *Transaction) decodeTyped(b []byte) (TxData, error) {
if len(b) == 0 {
return nil, errEmptyTypedTx
}
switch b[0] {
case AccessListTxType:
var inner AccessListTx
err := rlp.DecodeBytes(b[1:], &inner)
return &inner, err
default:
return nil, ErrTxTypeNotSupported
}
}
// setDecoded sets the inner transaction and size after decoding.
func (tx *Transaction) setDecoded(inner TxData, size int) {
tx.inner = inner
tx.time = time.Now()
if size > 0 {
tx.size.Store(common.StorageSize(size))
}
}
func sanityCheckSignature(v *big.Int, r *big.Int, s *big.Int, maybeProtected bool) error {
if isProtectedV(v) && !maybeProtected {
return ErrUnexpectedProtection
}
var plainV byte
if isProtectedV(v) {
chainID := deriveChainId(v).Uint64()
plainV = byte(v.Uint64() - 35 - 2*chainID)
} else if maybeProtected {
// Only EIP-155 signatures can be optionally protected. Since
// we determined this v value is not protected, it must be a
// raw 27 or 28.
plainV = byte(v.Uint64() - 27)
} else {
// If the signature is not optionally protected, we assume it
// must already be equal to the recovery id.
plainV = byte(v.Uint64())
}
if !crypto.ValidateSignatureValues(plainV, r, s, false) {
return ErrInvalidSig
}
return nil
}
func isProtectedV(V *big.Int) bool {
if V.BitLen() <= 8 {
v := V.Uint64()
return v != 27 && v != 28
return v != 27 && v != 28 && v != 1 && v != 0
}
// anything not 27 or 28 is considered protected
return true
}
// EncodeRLP implements rlp.Encoder
func (tx *Transaction) EncodeRLP(w io.Writer) error {
return rlp.Encode(w, &tx.data)
// Protected says whether the transaction is replay-protected.
func (tx *Transaction) Protected() bool {
switch tx := tx.inner.(type) {
case *LegacyTx:
return tx.V != nil && isProtectedV(tx.V)
default:
return true
}
}
// DecodeRLP implements rlp.Decoder
func (tx *Transaction) DecodeRLP(s *rlp.Stream) error {
_, size, _ := s.Kind()
err := s.Decode(&tx.data)
if err == nil {
tx.size.Store(common.StorageSize(rlp.ListSize(size)))
tx.time = time.Now()
}
return err
// Type returns the transaction type.
func (tx *Transaction) Type() uint8 {
return tx.inner.txType()
}
// MarshalJSON encodes the web3 RPC transaction format.
func (tx *Transaction) MarshalJSON() ([]byte, error) {
hash := tx.Hash()
data := tx.data
data.Hash = &hash
return data.MarshalJSON()
// ChainId returns the EIP155 chain ID of the transaction. The return value will always be
// non-nil. For legacy transactions which are not replay-protected, the return value is
// zero.
func (tx *Transaction) ChainId() *big.Int {
return tx.inner.chainID()
}
// UnmarshalJSON decodes the web3 RPC transaction format.
func (tx *Transaction) UnmarshalJSON(input []byte) error {
var dec txdata
if err := dec.UnmarshalJSON(input); err != nil {
return err
}
withSignature := dec.V.Sign() != 0 || dec.R.Sign() != 0 || dec.S.Sign() != 0
if withSignature {
var V byte
if isProtectedV(dec.V) {
chainID := deriveChainId(dec.V).Uint64()
V = byte(dec.V.Uint64() - 35 - 2*chainID)
} else {
V = byte(dec.V.Uint64() - 27)
}
if !crypto.ValidateSignatureValues(V, dec.R, dec.S, false) {
return ErrInvalidSig
}
}
*tx = Transaction{
data: dec,
time: time.Now(),
}
return nil
}
// Data returns the input data of the transaction.
func (tx *Transaction) Data() []byte { return tx.inner.data() }
func (tx *Transaction) Data() []byte { return common.CopyBytes(tx.data.Payload) }
func (tx *Transaction) Gas() uint64 { return tx.data.GasLimit }
func (tx *Transaction) GasPrice() *big.Int { return new(big.Int).Set(tx.data.Price) }
func (tx *Transaction) GasPriceCmp(other *Transaction) int {
return tx.data.Price.Cmp(other.data.Price)
}
func (tx *Transaction) GasPriceIntCmp(other *big.Int) int {
return tx.data.Price.Cmp(other)
}
func (tx *Transaction) Value() *big.Int { return new(big.Int).Set(tx.data.Amount) }
func (tx *Transaction) Nonce() uint64 { return tx.data.AccountNonce }
func (tx *Transaction) CheckNonce() bool { return true }
// AccessList returns the access list of the transaction.
func (tx *Transaction) AccessList() AccessList { return tx.inner.accessList() }
// Gas returns the gas limit of the transaction.
func (tx *Transaction) Gas() uint64 { return tx.inner.gas() }
// GasPrice returns the gas price of the transaction.
func (tx *Transaction) GasPrice() *big.Int { return new(big.Int).Set(tx.inner.gasPrice()) }
// Value returns the ether amount of the transaction.
func (tx *Transaction) Value() *big.Int { return new(big.Int).Set(tx.inner.value()) }
// Nonce returns the sender account nonce of the transaction.
func (tx *Transaction) Nonce() uint64 { return tx.inner.nonce() }
// To returns the recipient address of the transaction.
// It returns nil if the transaction is a contract creation.
// For contract-creation transactions, To returns nil.
func (tx *Transaction) To() *common.Address {
if tx.data.Recipient == nil {
// Copy the pointed-to address.
ito := tx.inner.to()
if ito == nil {
return nil
}
to := *tx.data.Recipient
return &to
cpy := *ito
return &cpy
}
// Hash hashes the RLP encoding of tx.
// It uniquely identifies the transaction.
// Cost returns gas * gasPrice + value.
func (tx *Transaction) Cost() *big.Int {
total := new(big.Int).Mul(tx.GasPrice(), new(big.Int).SetUint64(tx.Gas()))
total.Add(total, tx.Value())
return total
}
// RawSignatureValues returns the V, R, S signature values of the transaction.
// The return values should not be modified by the caller.
func (tx *Transaction) RawSignatureValues() (v, r, s *big.Int) {
return tx.inner.rawSignatureValues()
}
// GasPriceCmp compares the gas prices of two transactions.
func (tx *Transaction) GasPriceCmp(other *Transaction) int {
return tx.inner.gasPrice().Cmp(other.GasPrice())
}
// GasPriceIntCmp compares the gas price of the transaction against the given price.
func (tx *Transaction) GasPriceIntCmp(other *big.Int) int {
return tx.inner.gasPrice().Cmp(other)
}
// Hash returns the transaction hash.
func (tx *Transaction) Hash() common.Hash {
if hash := tx.hash.Load(); hash != nil {
return hash.(common.Hash)
}
v := rlpHash(tx)
tx.hash.Store(v)
return v
var h common.Hash
if tx.Type() == LegacyTxType {
h = rlpHash(tx.inner)
} else {
h = prefixedRlpHash(tx.Type(), tx.inner)
}
tx.hash.Store(h)
return h
}
// Size returns the true RLP encoded storage size of the transaction, either by
@ -219,32 +324,11 @@ func (tx *Transaction) Size() common.StorageSize {
return size.(common.StorageSize)
}
c := writeCounter(0)
rlp.Encode(&c, &tx.data)
rlp.Encode(&c, &tx.inner)
tx.size.Store(common.StorageSize(c))
return common.StorageSize(c)
}
// AsMessage returns the transaction as a core.Message.
//
// AsMessage requires a signer to derive the sender.
//
// XXX Rename message to something less arbitrary?
func (tx *Transaction) AsMessage(s Signer) (Message, error) {
msg := Message{
nonce: tx.data.AccountNonce,
gasLimit: tx.data.GasLimit,
gasPrice: new(big.Int).Set(tx.data.Price),
to: tx.data.Recipient,
amount: tx.data.Amount,
data: tx.data.Payload,
checkNonce: true,
}
var err error
msg.from, err = Sender(s, tx)
return msg, err
}
// WithSignature returns a new transaction with the given signature.
// This signature needs to be in the [R || S || V] format where V is 0 or 1.
func (tx *Transaction) WithSignature(signer Signer, sig []byte) (*Transaction, error) {
@ -252,40 +336,27 @@ func (tx *Transaction) WithSignature(signer Signer, sig []byte) (*Transaction, e
if err != nil {
return nil, err
}
cpy := &Transaction{
data: tx.data,
time: tx.time,
}
cpy.data.R, cpy.data.S, cpy.data.V = r, s, v
return cpy, nil
cpy := tx.inner.copy()
cpy.setSignatureValues(signer.ChainID(), v, r, s)
return &Transaction{inner: cpy, time: tx.time}, nil
}
// Cost returns amount + gasprice * gaslimit.
func (tx *Transaction) Cost() *big.Int {
total := new(big.Int).Mul(tx.data.Price, new(big.Int).SetUint64(tx.data.GasLimit))
total.Add(total, tx.data.Amount)
return total
}
// RawSignatureValues returns the V, R, S signature values of the transaction.
// The return values should not be modified by the caller.
func (tx *Transaction) RawSignatureValues() (v, r, s *big.Int) {
return tx.data.V, tx.data.R, tx.data.S
}
// Transactions is a Transaction slice type for basic sorting.
// Transactions implements DerivableList for transactions.
type Transactions []*Transaction
// Len returns the length of s.
func (s Transactions) Len() int { return len(s) }
// Swap swaps the i'th and the j'th element in s.
func (s Transactions) Swap(i, j int) { s[i], s[j] = s[j], s[i] }
// GetRlp implements Rlpable and returns the i'th element of s in rlp.
func (s Transactions) GetRlp(i int) []byte {
enc, _ := rlp.EncodeToBytes(s[i])
return enc
// EncodeIndex encodes the i'th transaction to w. Note that this does not check for errors
// because we assume that *Transaction will only ever contain valid txs that were either
// constructed by decoding or via public API in this package.
func (s Transactions) EncodeIndex(i int, w *bytes.Buffer) {
tx := s[i]
if tx.Type() == LegacyTxType {
rlp.Encode(w, tx.inner)
} else {
tx.encodeTyped(w)
}
}
// TxDifference returns a new set which is the difference between a and b.
@ -312,7 +383,7 @@ func TxDifference(a, b Transactions) Transactions {
type TxByNonce Transactions
func (s TxByNonce) Len() int { return len(s) }
func (s TxByNonce) Less(i, j int) bool { return s[i].data.AccountNonce < s[j].data.AccountNonce }
func (s TxByNonce) Less(i, j int) bool { return s[i].Nonce() < s[j].Nonce() }
func (s TxByNonce) Swap(i, j int) { s[i], s[j] = s[j], s[i] }
// TxByPriceAndTime implements both the sort and the heap interface, making it useful
@ -323,7 +394,7 @@ func (s TxByPriceAndTime) Len() int { return len(s) }
func (s TxByPriceAndTime) Less(i, j int) bool {
// If the prices are equal, use the time the transaction was first seen for
// deterministic sorting
cmp := s[i].data.Price.Cmp(s[j].data.Price)
cmp := s[i].GasPrice().Cmp(s[j].GasPrice())
if cmp == 0 {
return s[i].time.Before(s[j].time)
}
@ -361,13 +432,13 @@ func NewTransactionsByPriceAndNonce(signer Signer, txs map[common.Address]Transa
// Initialize a price and received time based heap with the head transactions
heads := make(TxByPriceAndTime, 0, len(txs))
for from, accTxs := range txs {
heads = append(heads, accTxs[0])
// Ensure the sender address is from the signer
acc, _ := Sender(signer, accTxs[0])
txs[acc] = accTxs[1:]
if from != acc {
if acc, _ := Sender(signer, accTxs[0]); acc != from {
delete(txs, from)
continue
}
heads = append(heads, accTxs[0])
txs[from] = accTxs[1:]
}
heap.Init(&heads)
@ -416,10 +487,11 @@ type Message struct {
gasLimit uint64
gasPrice *big.Int
data []byte
accessList AccessList
checkNonce bool
}
func NewMessage(from common.Address, to *common.Address, nonce uint64, amount *big.Int, gasLimit uint64, gasPrice *big.Int, data []byte, checkNonce bool) Message {
func NewMessage(from common.Address, to *common.Address, nonce uint64, amount *big.Int, gasLimit uint64, gasPrice *big.Int, data []byte, accessList AccessList, checkNonce bool) Message {
return Message{
from: from,
to: to,
@ -428,15 +500,35 @@ func NewMessage(from common.Address, to *common.Address, nonce uint64, amount *b
gasLimit: gasLimit,
gasPrice: gasPrice,
data: data,
accessList: accessList,
checkNonce: checkNonce,
}
}
func (m Message) From() common.Address { return m.from }
func (m Message) To() *common.Address { return m.to }
func (m Message) GasPrice() *big.Int { return m.gasPrice }
func (m Message) Value() *big.Int { return m.amount }
func (m Message) Gas() uint64 { return m.gasLimit }
func (m Message) Nonce() uint64 { return m.nonce }
func (m Message) Data() []byte { return m.data }
func (m Message) CheckNonce() bool { return m.checkNonce }
// AsMessage returns the transaction as a core.Message.
func (tx *Transaction) AsMessage(s Signer) (Message, error) {
msg := Message{
nonce: tx.Nonce(),
gasLimit: tx.Gas(),
gasPrice: new(big.Int).Set(tx.GasPrice()),
to: tx.To(),
amount: tx.Value(),
data: tx.Data(),
accessList: tx.AccessList(),
checkNonce: true,
}
var err error
msg.from, err = Sender(s, tx)
return msg, err
}
func (m Message) From() common.Address { return m.from }
func (m Message) To() *common.Address { return m.to }
func (m Message) GasPrice() *big.Int { return m.gasPrice }
func (m Message) Value() *big.Int { return m.amount }
func (m Message) Gas() uint64 { return m.gasLimit }
func (m Message) Nonce() uint64 { return m.nonce }
func (m Message) Data() []byte { return m.data }
func (m Message) AccessList() AccessList { return m.accessList }
func (m Message) CheckNonce() bool { return m.checkNonce }

187
core/types/transaction_marshalling.go Normal file
View File

@ -0,0 +1,187 @@
package types
import (
"encoding/json"
"errors"
"math/big"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
)
// txJSON is the JSON representation of transactions.
type txJSON struct {
Type hexutil.Uint64 `json:"type"`
// Common transaction fields:
Nonce *hexutil.Uint64 `json:"nonce"`
GasPrice *hexutil.Big `json:"gasPrice"`
Gas *hexutil.Uint64 `json:"gas"`
Value *hexutil.Big `json:"value"`
Data *hexutil.Bytes `json:"input"`
V *hexutil.Big `json:"v"`
R *hexutil.Big `json:"r"`
S *hexutil.Big `json:"s"`
To *common.Address `json:"to"`
// Access list transaction fields:
ChainID *hexutil.Big `json:"chainId,omitempty"`
AccessList *AccessList `json:"accessList,omitempty"`
// Only used for encoding:
Hash common.Hash `json:"hash"`
}
// MarshalJSON marshals as JSON with a hash.
func (t *Transaction) MarshalJSON() ([]byte, error) {
var enc txJSON
// These are set for all tx types.
enc.Hash = t.Hash()
enc.Type = hexutil.Uint64(t.Type())
// Other fields are set conditionally depending on tx type.
switch tx := t.inner.(type) {
case *LegacyTx:
enc.Nonce = (*hexutil.Uint64)(&tx.Nonce)
enc.Gas = (*hexutil.Uint64)(&tx.Gas)
enc.GasPrice = (*hexutil.Big)(tx.GasPrice)
enc.Value = (*hexutil.Big)(tx.Value)
enc.Data = (*hexutil.Bytes)(&tx.Data)
enc.To = t.To()
enc.V = (*hexutil.Big)(tx.V)
enc.R = (*hexutil.Big)(tx.R)
enc.S = (*hexutil.Big)(tx.S)
case *AccessListTx:
enc.ChainID = (*hexutil.Big)(tx.ChainID)
enc.AccessList = &tx.AccessList
enc.Nonce = (*hexutil.Uint64)(&tx.Nonce)
enc.Gas = (*hexutil.Uint64)(&tx.Gas)
enc.GasPrice = (*hexutil.Big)(tx.GasPrice)
enc.Value = (*hexutil.Big)(tx.Value)
enc.Data = (*hexutil.Bytes)(&tx.Data)
enc.To = t.To()
enc.V = (*hexutil.Big)(tx.V)
enc.R = (*hexutil.Big)(tx.R)
enc.S = (*hexutil.Big)(tx.S)
}
return json.Marshal(&enc)
}
// UnmarshalJSON unmarshals from JSON.
func (t *Transaction) UnmarshalJSON(input []byte) error {
var dec txJSON
if err := json.Unmarshal(input, &dec); err != nil {
return err
}
// Decode / verify fields according to transaction type.
var inner TxData
switch dec.Type {
case LegacyTxType:
var itx LegacyTx
inner = &itx
if dec.To != nil {
itx.To = dec.To
}
if dec.Nonce == nil {
return errors.New("missing required field 'nonce' in transaction")
}
itx.Nonce = uint64(*dec.Nonce)
if dec.GasPrice == nil {
return errors.New("missing required field 'gasPrice' in transaction")
}
itx.GasPrice = (*big.Int)(dec.GasPrice)
if dec.Gas == nil {
return errors.New("missing required field 'gas' in transaction")
}
itx.Gas = uint64(*dec.Gas)
if dec.Value == nil {
return errors.New("missing required field 'value' in transaction")
}
itx.Value = (*big.Int)(dec.Value)
if dec.Data == nil {
return errors.New("missing required field 'input' in transaction")
}
itx.Data = *dec.Data
if dec.V == nil {
return errors.New("missing required field 'v' in transaction")
}
itx.V = (*big.Int)(dec.V)
if dec.R == nil {
return errors.New("missing required field 'r' in transaction")
}
itx.R = (*big.Int)(dec.R)
if dec.S == nil {
return errors.New("missing required field 's' in transaction")
}
itx.S = (*big.Int)(dec.S)
withSignature := itx.V.Sign() != 0 || itx.R.Sign() != 0 || itx.S.Sign() != 0
if withSignature {
if err := sanityCheckSignature(itx.V, itx.R, itx.S, true); err != nil {
return err
}
}
case AccessListTxType:
var itx AccessListTx
inner = &itx
// Access list is optional for now.
if dec.AccessList != nil {
itx.AccessList = *dec.AccessList
}
if dec.ChainID == nil {
return errors.New("missing required field 'chainId' in transaction")
}
itx.ChainID = (*big.Int)(dec.ChainID)
if dec.To != nil {
itx.To = dec.To
}
if dec.Nonce == nil {
return errors.New("missing required field 'nonce' in transaction")
}
itx.Nonce = uint64(*dec.Nonce)
if dec.GasPrice == nil {
return errors.New("missing required field 'gasPrice' in transaction")
}
itx.GasPrice = (*big.Int)(dec.GasPrice)
if dec.Gas == nil {
return errors.New("missing required field 'gas' in transaction")
}
itx.Gas = uint64(*dec.Gas)
if dec.Value == nil {
return errors.New("missing required field 'value' in transaction")
}
itx.Value = (*big.Int)(dec.Value)
if dec.Data == nil {
return errors.New("missing required field 'input' in transaction")
}
itx.Data = *dec.Data
if dec.V == nil {
return errors.New("missing required field 'v' in transaction")
}
itx.V = (*big.Int)(dec.V)
if dec.R == nil {
return errors.New("missing required field 'r' in transaction")
}
itx.R = (*big.Int)(dec.R)
if dec.S == nil {
return errors.New("missing required field 's' in transaction")
}
itx.S = (*big.Int)(dec.S)
withSignature := itx.V.Sign() != 0 || itx.R.Sign() != 0 || itx.S.Sign() != 0
if withSignature {
if err := sanityCheckSignature(itx.V, itx.R, itx.S, false); err != nil {
return err
}
}
default:
return ErrTxTypeNotSupported
}
// Now set the inner transaction.
t.setDecoded(inner, 0)
// TODO: check hash here?
return nil
}

259
core/types/transaction_signing.go
View File

@ -27,9 +27,7 @@ import (
"github.com/ethereum/go-ethereum/params"
)
var (
ErrInvalidChainId = errors.New("invalid chain id for signer")
)
var ErrInvalidChainId = errors.New("invalid chain id for signer")
// sigCache is used to cache the derived sender and contains
// the signer used to derive it.
@ -42,6 +40,8 @@ type sigCache struct {
func MakeSigner(config *params.ChainConfig, blockNumber *big.Int) Signer {
var signer Signer
switch {
case config.IsYoloV3(blockNumber):
signer = NewEIP2930Signer(config.ChainID)
case config.IsEIP155(blockNumber):
signer = NewEIP155Signer(config.ChainID)
case config.IsHomestead(blockNumber):
@ -52,7 +52,40 @@ func MakeSigner(config *params.ChainConfig, blockNumber *big.Int) Signer {
return signer
}
// SignTx signs the transaction using the given signer and private key
// LatestSigner returns the 'most permissive' Signer available for the given chain
// configuration. Specifically, this enables support of EIP-155 replay protection and
// EIP-2930 access list transactions when their respective forks are scheduled to occur at
// any block number in the chain config.
//
// Use this in transaction-handling code where the current block number is unknown. If you
// have the current block number available, use MakeSigner instead.
func LatestSigner(config *params.ChainConfig) Signer {
if config.ChainID != nil {
if config.YoloV3Block != nil {
return NewEIP2930Signer(config.ChainID)
}
if config.EIP155Block != nil {
return NewEIP155Signer(config.ChainID)
}
}
return HomesteadSigner{}
}
// LatestSignerForChainID returns the 'most permissive' Signer available. Specifically,
// this enables support for EIP-155 replay protection and all implemented EIP-2718
// transaction types if chainID is non-nil.
//
// Use this in transaction-handling code where the current block number and fork
// configuration are unknown. If you have a ChainConfig, use LatestSigner instead.
// If you have a ChainConfig and know the current block number, use MakeSigner instead.
func LatestSignerForChainID(chainID *big.Int) Signer {
if chainID == nil {
return HomesteadSigner{}
}
return NewEIP2930Signer(chainID)
}
// SignTx signs the transaction using the given signer and private key.
func SignTx(tx *Transaction, s Signer, prv *ecdsa.PrivateKey) (*Transaction, error) {
h := s.Hash(tx)
sig, err := crypto.Sign(h[:], prv)
@ -62,6 +95,27 @@ func SignTx(tx *Transaction, s Signer, prv *ecdsa.PrivateKey) (*Transaction, err
return tx.WithSignature(s, sig)
}
// SignNewTx creates a transaction and signs it.
func SignNewTx(prv *ecdsa.PrivateKey, s Signer, txdata TxData) (*Transaction, error) {
tx := NewTx(txdata)
h := s.Hash(tx)
sig, err := crypto.Sign(h[:], prv)
if err != nil {
return nil, err
}
return tx.WithSignature(s, sig)
}
// MustSignNewTx creates a transaction and signs it.
// This panics if the transaction cannot be signed.
func MustSignNewTx(prv *ecdsa.PrivateKey, s Signer, txdata TxData) *Transaction {
tx, err := SignNewTx(prv, s, txdata)
if err != nil {
panic(err)
}
return tx
}
// Sender returns the address derived from the signature (V, R, S) using secp256k1
// elliptic curve and an error if it failed deriving or upon an incorrect
// signature.
@ -88,21 +142,128 @@ func Sender(signer Signer, tx *Transaction) (common.Address, error) {
return addr, nil
}
// Signer encapsulates transaction signature handling. Note that this interface is not a
// stable API and may change at any time to accommodate new protocol rules.
// Signer encapsulates transaction signature handling. The name of this type is slightly
// misleading because Signers don't actually sign, they're just for validating and
// processing of signatures.
//
// Note that this interface is not a stable API and may change at any time to accommodate
// new protocol rules.
type Signer interface {
// Sender returns the sender address of the transaction.
Sender(tx *Transaction) (common.Address, error)
// SignatureValues returns the raw R, S, V values corresponding to the
// given signature.
SignatureValues(tx *Transaction, sig []byte) (r, s, v *big.Int, err error)
// Hash returns the hash to be signed.
ChainID() *big.Int
// Hash returns 'signature hash', i.e. the transaction hash that is signed by the
// private key. This hash does not uniquely identify the transaction.
Hash(tx *Transaction) common.Hash
// Equal returns true if the given signer is the same as the receiver.
Equal(Signer) bool
}
// EIP155Transaction implements Signer using the EIP155 rules.
type eip2930Signer struct{ EIP155Signer }
// NewEIP2930Signer returns a signer that accepts EIP-2930 access list transactions,
// EIP-155 replay protected transactions, and legacy Homestead transactions.
func NewEIP2930Signer(chainId *big.Int) Signer {
return eip2930Signer{NewEIP155Signer(chainId)}
}
func (s eip2930Signer) ChainID() *big.Int {
return s.chainId
}
func (s eip2930Signer) Equal(s2 Signer) bool {
x, ok := s2.(eip2930Signer)
return ok && x.chainId.Cmp(s.chainId) == 0
}
func (s eip2930Signer) Sender(tx *Transaction) (common.Address, error) {
V, R, S := tx.RawSignatureValues()
switch tx.Type() {
case LegacyTxType:
if !tx.Protected() {
return HomesteadSigner{}.Sender(tx)
}
V = new(big.Int).Sub(V, s.chainIdMul)
V.Sub(V, big8)
case AccessListTxType:
// ACL txs are defined to use 0 and 1 as their recovery id, add
// 27 to become equivalent to unprotected Homestead signatures.
V = new(big.Int).Add(V, big.NewInt(27))
default:
return common.Address{}, ErrTxTypeNotSupported
}
if tx.ChainId().Cmp(s.chainId) != 0 {
return common.Address{}, ErrInvalidChainId
}
return recoverPlain(s.Hash(tx), R, S, V, true)
}
func (s eip2930Signer) SignatureValues(tx *Transaction, sig []byte) (R, S, V *big.Int, err error) {
switch txdata := tx.inner.(type) {
case *LegacyTx:
R, S, V = decodeSignature(sig)
if s.chainId.Sign() != 0 {
V = big.NewInt(int64(sig[64] + 35))
V.Add(V, s.chainIdMul)
}
case *AccessListTx:
// Check that chain ID of tx matches the signer. We also accept ID zero here,
// because it indicates that the chain ID was not specified in the tx.
if txdata.ChainID.Sign() != 0 && txdata.ChainID.Cmp(s.chainId) != 0 {
return nil, nil, nil, ErrInvalidChainId
}
R, S, _ = decodeSignature(sig)
V = big.NewInt(int64(sig[64]))
default:
return nil, nil, nil, ErrTxTypeNotSupported
}
return R, S, V, nil
}
// Hash returns the hash to be signed by the sender.
// It does not uniquely identify the transaction.
func (s eip2930Signer) Hash(tx *Transaction) common.Hash {
switch tx.Type() {
case LegacyTxType:
return rlpHash([]interface{}{
tx.Nonce(),
tx.GasPrice(),
tx.Gas(),
tx.To(),
tx.Value(),
tx.Data(),
s.chainId, uint(0), uint(0),
})
case AccessListTxType:
return prefixedRlpHash(
tx.Type(),
[]interface{}{
s.chainId,
tx.Nonce(),
tx.GasPrice(),
tx.Gas(),
tx.To(),
tx.Value(),
tx.Data(),
tx.AccessList(),
})
default:
// This _should_ not happen, but in case someone sends in a bad
// json struct via RPC, it's probably more prudent to return an
// empty hash instead of killing the node with a panic
//panic("Unsupported transaction type: %d", tx.typ)
return common.Hash{}
}
}
// EIP155Signer implements Signer using the EIP-155 rules. This accepts transactions which
// are replay-protected as well as unprotected homestead transactions.
type EIP155Signer struct {
chainId, chainIdMul *big.Int
}
@ -117,6 +278,10 @@ func NewEIP155Signer(chainId *big.Int) EIP155Signer {
}
}
func (s EIP155Signer) ChainID() *big.Int {
return s.chainId
}
func (s EIP155Signer) Equal(s2 Signer) bool {
eip155, ok := s2.(EIP155Signer)
return ok && eip155.chainId.Cmp(s.chainId) == 0
@ -125,24 +290,28 @@ func (s EIP155Signer) Equal(s2 Signer) bool {
var big8 = big.NewInt(8)
func (s EIP155Signer) Sender(tx *Transaction) (common.Address, error) {
if tx.Type() != LegacyTxType {
return common.Address{}, ErrTxTypeNotSupported
}
if !tx.Protected() {
return HomesteadSigner{}.Sender(tx)
}
if tx.ChainId().Cmp(s.chainId) != 0 {
return common.Address{}, ErrInvalidChainId
}
V := new(big.Int).Sub(tx.data.V, s.chainIdMul)
V, R, S := tx.RawSignatureValues()
V = new(big.Int).Sub(V, s.chainIdMul)
V.Sub(V, big8)
return recoverPlain(s.Hash(tx), tx.data.R, tx.data.S, V, true)
return recoverPlain(s.Hash(tx), R, S, V, true)
}
// SignatureValues returns signature values. This signature
// needs to be in the [R || S || V] format where V is 0 or 1.
func (s EIP155Signer) SignatureValues(tx *Transaction, sig []byte) (R, S, V *big.Int, err error) {
R, S, V, err = HomesteadSigner{}.SignatureValues(tx, sig)
if err != nil {
return nil, nil, nil, err
if tx.Type() != LegacyTxType {
return nil, nil, nil, ErrTxTypeNotSupported
}
R, S, V = decodeSignature(sig)
if s.chainId.Sign() != 0 {
V = big.NewInt(int64(sig[64] + 35))
V.Add(V, s.chainIdMul)
@ -154,12 +323,12 @@ func (s EIP155Signer) SignatureValues(tx *Transaction, sig []byte) (R, S, V *big
// It does not uniquely identify the transaction.
func (s EIP155Signer) Hash(tx *Transaction) common.Hash {
return rlpHash([]interface{}{
tx.data.AccountNonce,
tx.data.Price,
tx.data.GasLimit,
tx.data.Recipient,
tx.data.Amount,
tx.data.Payload,
tx.Nonce(),
tx.GasPrice(),
tx.Gas(),
tx.To(),
tx.Value(),
tx.Data(),
s.chainId, uint(0), uint(0),
})
}
@ -168,6 +337,10 @@ func (s EIP155Signer) Hash(tx *Transaction) common.Hash {
// homestead rules.
type HomesteadSigner struct{ FrontierSigner }
func (s HomesteadSigner) ChainID() *big.Int {
return nil
}
func (s HomesteadSigner) Equal(s2 Signer) bool {
_, ok := s2.(HomesteadSigner)
return ok
@ -180,25 +353,39 @@ func (hs HomesteadSigner) SignatureValues(tx *Transaction, sig []byte) (r, s, v
}
func (hs HomesteadSigner) Sender(tx *Transaction) (common.Address, error) {
return recoverPlain(hs.Hash(tx), tx.data.R, tx.data.S, tx.data.V, true)
if tx.Type() != LegacyTxType {
return common.Address{}, ErrTxTypeNotSupported
}
v, r, s := tx.RawSignatureValues()
return recoverPlain(hs.Hash(tx), r, s, v, true)
}
type FrontierSigner struct{}
func (s FrontierSigner) ChainID() *big.Int {
return nil
}
func (s FrontierSigner) Equal(s2 Signer) bool {
_, ok := s2.(FrontierSigner)
return ok
}
func (fs FrontierSigner) Sender(tx *Transaction) (common.Address, error) {
if tx.Type() != LegacyTxType {
return common.Address{}, ErrTxTypeNotSupported
}
v, r, s := tx.RawSignatureValues()
return recoverPlain(fs.Hash(tx), r, s, v, false)
}
// SignatureValues returns signature values. This signature
// needs to be in the [R || S || V] format where V is 0 or 1.
func (fs FrontierSigner) SignatureValues(tx *Transaction, sig []byte) (r, s, v *big.Int, err error) {
if len(sig) != crypto.SignatureLength {
panic(fmt.Sprintf("wrong size for signature: got %d, want %d", len(sig), crypto.SignatureLength))
if tx.Type() != LegacyTxType {
return nil, nil, nil, ErrTxTypeNotSupported
}
r = new(big.Int).SetBytes(sig[:32])
s = new(big.Int).SetBytes(sig[32:64])
v = new(big.Int).SetBytes([]byte{sig[64] + 27})
r, s, v = decodeSignature(sig)
return r, s, v, nil
}
@ -206,17 +393,23 @@ func (fs FrontierSigner) SignatureValues(tx *Transaction, sig []byte) (r, s, v *
// It does not uniquely identify the transaction.
func (fs FrontierSigner) Hash(tx *Transaction) common.Hash {
return rlpHash([]interface{}{
tx.data.AccountNonce,
tx.data.Price,
tx.data.GasLimit,
tx.data.Recipient,
tx.data.Amount,
tx.data.Payload,
tx.Nonce(),
tx.GasPrice(),
tx.Gas(),
tx.To(),
tx.Value(),
tx.Data(),
})
}
func (fs FrontierSigner) Sender(tx *Transaction) (common.Address, error) {
return recoverPlain(fs.Hash(tx), tx.data.R, tx.data.S, tx.data.V, false)
func decodeSignature(sig []byte) (r, s, v *big.Int) {
if len(sig) != crypto.SignatureLength {
panic(fmt.Sprintf("wrong size for signature: got %d, want %d", len(sig), crypto.SignatureLength))
}
r = new(big.Int).SetBytes(sig[:32])
s = new(big.Int).SetBytes(sig[32:64])
v = new(big.Int).SetBytes([]byte{sig[64] + 27})
return r, s, v
}
func recoverPlain(sighash common.Hash, R, S, Vb *big.Int, homestead bool) (common.Address, error) {

280
core/types/transaction_test.go
View File

@ -20,7 +20,9 @@ import (
"bytes"
"crypto/ecdsa"
"encoding/json"
"fmt"
"math/big"
"reflect"
"testing"
"time"
@ -32,6 +34,8 @@ import (
// The values in those tests are from the Transaction Tests
// at github.com/ethereum/tests.
var (
testAddr = common.HexToAddress("b94f5374fce5edbc8e2a8697c15331677e6ebf0b")
emptyTx = NewTransaction(
0,
common.HexToAddress("095e7baea6a6c7c4c2dfeb977efac326af552d87"),
@ -41,7 +45,7 @@ var (
rightvrsTx, _ = NewTransaction(
3,
common.HexToAddress("b94f5374fce5edbc8e2a8697c15331677e6ebf0b"),
testAddr,
big.NewInt(10),
2000,
big.NewInt(1),
@ -50,8 +54,32 @@ var (
HomesteadSigner{},
common.Hex2Bytes("98ff921201554726367d2be8c804a7ff89ccf285ebc57dff8ae4c44b9c19ac4a8887321be575c8095f789dd4c743dfe42c1820f9231f98a962b210e3ac2452a301"),
)
emptyEip2718Tx = NewTx(&AccessListTx{
ChainID: big.NewInt(1),
Nonce: 3,
To: &testAddr,
Value: big.NewInt(10),
Gas: 25000,
GasPrice: big.NewInt(1),
Data: common.FromHex("5544"),
})
signedEip2718Tx, _ = emptyEip2718Tx.WithSignature(
NewEIP2930Signer(big.NewInt(1)),
common.Hex2Bytes("c9519f4f2b30335884581971573fadf60c6204f59a911df35ee8a540456b266032f1e8e2c5dd761f9e4f88f41c8310aeaba26a8bfcdacfedfa12ec3862d3752101"),
)
)
func TestDecodeEmptyTypedTx(t *testing.T) {
input := []byte{0x80}
var tx Transaction
err := rlp.DecodeBytes(input, &tx)
if err != errEmptyTypedTx {
t.Fatal("wrong error:", err)
}
}
func TestTransactionSigHash(t *testing.T) {
var homestead HomesteadSigner
if homestead.Hash(emptyTx) != common.HexToHash("c775b99e7ad12f50d819fcd602390467e28141316969f4b57f0626f74fe3b386") {
@ -73,10 +101,121 @@ func TestTransactionEncode(t *testing.T) {
}
}
func TestEIP2718TransactionSigHash(t *testing.T) {
s := NewEIP2930Signer(big.NewInt(1))
if s.Hash(emptyEip2718Tx) != common.HexToHash("49b486f0ec0a60dfbbca2d30cb07c9e8ffb2a2ff41f29a1ab6737475f6ff69f3") {
t.Errorf("empty EIP-2718 transaction hash mismatch, got %x", s.Hash(emptyEip2718Tx))
}
if s.Hash(signedEip2718Tx) != common.HexToHash("49b486f0ec0a60dfbbca2d30cb07c9e8ffb2a2ff41f29a1ab6737475f6ff69f3") {
t.Errorf("signed EIP-2718 transaction hash mismatch, got %x", s.Hash(signedEip2718Tx))
}
}
// This test checks signature operations on access list transactions.
func TestEIP2930Signer(t *testing.T) {
var (
key, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
keyAddr = crypto.PubkeyToAddress(key.PublicKey)
signer1 = NewEIP2930Signer(big.NewInt(1))
signer2 = NewEIP2930Signer(big.NewInt(2))
tx0 = NewTx(&AccessListTx{Nonce: 1})
tx1 = NewTx(&AccessListTx{ChainID: big.NewInt(1), Nonce: 1})
tx2, _ = SignNewTx(key, signer2, &AccessListTx{ChainID: big.NewInt(2), Nonce: 1})
)
tests := []struct {
tx *Transaction
signer Signer
wantSignerHash common.Hash
wantSenderErr error
wantSignErr error
wantHash common.Hash // after signing
}{
{
tx: tx0,
signer: signer1,
wantSignerHash: common.HexToHash("846ad7672f2a3a40c1f959cd4a8ad21786d620077084d84c8d7c077714caa139"),
wantSenderErr: ErrInvalidChainId,
wantHash: common.HexToHash("1ccd12d8bbdb96ea391af49a35ab641e219b2dd638dea375f2bc94dd290f2549"),
},
{
tx: tx1,
signer: signer1,
wantSenderErr: ErrInvalidSig,
wantSignerHash: common.HexToHash("846ad7672f2a3a40c1f959cd4a8ad21786d620077084d84c8d7c077714caa139"),
wantHash: common.HexToHash("1ccd12d8bbdb96ea391af49a35ab641e219b2dd638dea375f2bc94dd290f2549"),
},
{
// This checks what happens when trying to sign an unsigned tx for the wrong chain.
tx: tx1,
signer: signer2,
wantSenderErr: ErrInvalidChainId,
wantSignerHash: common.HexToHash("367967247499343401261d718ed5aa4c9486583e4d89251afce47f4a33c33362"),
wantSignErr: ErrInvalidChainId,
},
{
// This checks what happens when trying to re-sign a signed tx for the wrong chain.
tx: tx2,
signer: signer1,
wantSenderErr: ErrInvalidChainId,
wantSignerHash: common.HexToHash("846ad7672f2a3a40c1f959cd4a8ad21786d620077084d84c8d7c077714caa139"),
wantSignErr: ErrInvalidChainId,
},
}
for i, test := range tests {
sigHash := test.signer.Hash(test.tx)
if sigHash != test.wantSignerHash {
t.Errorf("test %d: wrong sig hash: got %x, want %x", i, sigHash, test.wantSignerHash)
}
sender, err := Sender(test.signer, test.tx)
if err != test.wantSenderErr {
t.Errorf("test %d: wrong Sender error %q", i, err)
}
if err == nil && sender != keyAddr {
t.Errorf("test %d: wrong sender address %x", i, sender)
}
signedTx, err := SignTx(test.tx, test.signer, key)
if err != test.wantSignErr {
t.Fatalf("test %d: wrong SignTx error %q", i, err)
}
if signedTx != nil {
if signedTx.Hash() != test.wantHash {
t.Errorf("test %d: wrong tx hash after signing: got %x, want %x", i, signedTx.Hash(), test.wantHash)
}
}
}
}
func TestEIP2718TransactionEncode(t *testing.T) {
// RLP representation
{
have, err := rlp.EncodeToBytes(signedEip2718Tx)
if err != nil {
t.Fatalf("encode error: %v", err)
}
want := common.FromHex("b86601f8630103018261a894b94f5374fce5edbc8e2a8697c15331677e6ebf0b0a825544c001a0c9519f4f2b30335884581971573fadf60c6204f59a911df35ee8a540456b2660a032f1e8e2c5dd761f9e4f88f41c8310aeaba26a8bfcdacfedfa12ec3862d37521")
if !bytes.Equal(have, want) {
t.Errorf("encoded RLP mismatch, got %x", have)
}
}
// Binary representation
{
have, err := signedEip2718Tx.MarshalBinary()
if err != nil {
t.Fatalf("encode error: %v", err)
}
want := common.FromHex("01f8630103018261a894b94f5374fce5edbc8e2a8697c15331677e6ebf0b0a825544c001a0c9519f4f2b30335884581971573fadf60c6204f59a911df35ee8a540456b2660a032f1e8e2c5dd761f9e4f88f41c8310aeaba26a8bfcdacfedfa12ec3862d37521")
if !bytes.Equal(have, want) {
t.Errorf("encoded RLP mismatch, got %x", have)
}
}
}
func decodeTx(data []byte) (*Transaction, error) {
var tx Transaction
t, err := &tx, rlp.Decode(bytes.NewReader(data), &tx)
return t, err
}
@ -219,50 +358,125 @@ func TestTransactionTimeSort(t *testing.T) {
}
}
// TestTransactionJSON tests serializing/de-serializing to/from JSON.
func TestTransactionJSON(t *testing.T) {
// TestTransactionCoding tests serializing/de-serializing to/from rlp and JSON.
func TestTransactionCoding(t *testing.T) {
key, err := crypto.GenerateKey()
if err != nil {
t.Fatalf("could not generate key: %v", err)
}
signer := NewEIP155Signer(common.Big1)
transactions := make([]*Transaction, 0, 50)
for i := uint64(0); i < 25; i++ {
var tx *Transaction
switch i % 2 {
var (
signer = NewEIP2930Signer(common.Big1)
addr = common.HexToAddress("0x0000000000000000000000000000000000000001")
recipient = common.HexToAddress("095e7baea6a6c7c4c2dfeb977efac326af552d87")
accesses = AccessList{{Address: addr, StorageKeys: []common.Hash{{0}}}}
)
for i := uint64(0); i < 500; i++ {
var txdata TxData
switch i % 5 {
case 0:
tx = NewTransaction(i, common.Address{1}, common.Big0, 1, common.Big2, []byte("abcdef"))
// Legacy tx.
txdata = &LegacyTx{
Nonce: i,
To: &recipient,
Gas: 1,
GasPrice: big.NewInt(2),
Data: []byte("abcdef"),
}
case 1:
tx = NewContractCreation(i, common.Big0, 1, common.Big2, []byte("abcdef"))
// Legacy tx contract creation.
txdata = &LegacyTx{
Nonce: i,
Gas: 1,
GasPrice: big.NewInt(2),
Data: []byte("abcdef"),
}
case 2:
// Tx with non-zero access list.
txdata = &AccessListTx{
ChainID: big.NewInt(1),
Nonce: i,
To: &recipient,
Gas: 123457,
GasPrice: big.NewInt(10),
AccessList: accesses,
Data: []byte("abcdef"),
}
case 3:
// Tx with empty access list.
txdata = &AccessListTx{
ChainID: big.NewInt(1),
Nonce: i,
To: &recipient,
Gas: 123457,
GasPrice: big.NewInt(10),
Data: []byte("abcdef"),
}
case 4:
// Contract creation with access list.
txdata = &AccessListTx{
ChainID: big.NewInt(1),
Nonce: i,
Gas: 123457,
GasPrice: big.NewInt(10),
AccessList: accesses,
}
}
transactions = append(transactions, tx)
signedTx, err := SignTx(tx, signer, key)
tx, err := SignNewTx(key, signer, txdata)
if err != nil {
t.Fatalf("could not sign transaction: %v", err)
}
transactions = append(transactions, signedTx)
}
for _, tx := range transactions {
data, err := json.Marshal(tx)
// RLP
parsedTx, err := encodeDecodeBinary(tx)
if err != nil {
t.Fatalf("json.Marshal failed: %v", err)
t.Fatal(err)
}
assertEqual(parsedTx, tx)
var parsedTx *Transaction
if err := json.Unmarshal(data, &parsedTx); err != nil {
t.Fatalf("json.Unmarshal failed: %v", err)
}
// compare nonce, price, gaslimit, recipient, amount, payload, V, R, S
if tx.Hash() != parsedTx.Hash() {
t.Errorf("parsed tx differs from original tx, want %v, got %v", tx, parsedTx)
}
if tx.ChainId().Cmp(parsedTx.ChainId()) != 0 {
t.Errorf("invalid chain id, want %d, got %d", tx.ChainId(), parsedTx.ChainId())
// JSON
parsedTx, err = encodeDecodeJSON(tx)
if err != nil {
t.Fatal(err)
}
assertEqual(parsedTx, tx)
}
}
func encodeDecodeJSON(tx *Transaction) (*Transaction, error) {
data, err := json.Marshal(tx)
if err != nil {
return nil, fmt.Errorf("json encoding failed: %v", err)
}
var parsedTx = &Transaction{}
if err := json.Unmarshal(data, &parsedTx); err != nil {
return nil, fmt.Errorf("json decoding failed: %v", err)
}
return parsedTx, nil
}
func encodeDecodeBinary(tx *Transaction) (*Transaction, error) {
data, err := tx.MarshalBinary()
if err != nil {
return nil, fmt.Errorf("rlp encoding failed: %v", err)
}
var parsedTx = &Transaction{}
if err := parsedTx.UnmarshalBinary(data); err != nil {
return nil, fmt.Errorf("rlp decoding failed: %v", err)
}
return parsedTx, nil
}
func assertEqual(orig *Transaction, cpy *Transaction) error {
// compare nonce, price, gaslimit, recipient, amount, payload, V, R, S
if want, got := orig.Hash(), cpy.Hash(); want != got {
return fmt.Errorf("parsed tx differs from original tx, want %v, got %v", want, got)
}
if want, got := orig.ChainId(), cpy.ChainId(); want.Cmp(got) != 0 {
return fmt.Errorf("invalid chain id, want %d, got %d", want, got)
}
if orig.AccessList() != nil {
if !reflect.DeepEqual(orig.AccessList(), cpy.AccessList()) {
return fmt.Errorf("access list wrong!")
}
}
return nil
}

1
core/vm/interface.go
View File

@ -57,6 +57,7 @@ type StateDB interface {
// is defined according to EIP161 (balance = nonce = code = 0).
Empty(common.Address) bool
PrepareAccessList(sender common.Address, dest *common.Address, precompiles []common.Address, txAccesses types.AccessList)
AddressInAccessList(addr common.Address) bool
SlotInAccessList(addr common.Address, slot common.Hash) (addressOk bool, slotOk bool)
// AddAddressToAccessList adds the given address to the access list. This operation is safe to perform

18
core/vm/runtime/runtime.go
View File

@ -114,11 +114,7 @@ func Execute(code, input []byte, cfg *Config) ([]byte, *state.StateDB, error) {
sender = vm.AccountRef(cfg.Origin)
)
if cfg.ChainConfig.IsYoloV3(vmenv.Context.BlockNumber) {
cfg.State.AddAddressToAccessList(cfg.Origin)
cfg.State.AddAddressToAccessList(address)
for _, addr := range vmenv.ActivePrecompiles() {
cfg.State.AddAddressToAccessList(addr)
}
cfg.State.PrepareAccessList(cfg.Origin, &address, vmenv.ActivePrecompiles(), nil)
}
cfg.State.CreateAccount(address)
// set the receiver's (the executing contract) code for execution.
@ -150,10 +146,7 @@ func Create(input []byte, cfg *Config) ([]byte, common.Address, uint64, error) {
sender = vm.AccountRef(cfg.Origin)
)
if cfg.ChainConfig.IsYoloV3(vmenv.Context.BlockNumber) {
cfg.State.AddAddressToAccessList(cfg.Origin)
for _, addr := range vmenv.ActivePrecompiles() {
cfg.State.AddAddressToAccessList(addr)
}
cfg.State.PrepareAccessList(cfg.Origin, nil, vmenv.ActivePrecompiles(), nil)
}
// Call the code with the given configuration.
@ -177,12 +170,9 @@ func Call(address common.Address, input []byte, cfg *Config) ([]byte, uint64, er
vmenv := NewEnv(cfg)
sender := cfg.State.GetOrNewStateObject(cfg.Origin)
statedb := cfg.State
if cfg.ChainConfig.IsYoloV3(vmenv.Context.BlockNumber) {
cfg.State.AddAddressToAccessList(cfg.Origin)
cfg.State.AddAddressToAccessList(address)
for _, addr := range vmenv.ActivePrecompiles() {
cfg.State.AddAddressToAccessList(addr)
}
statedb.PrepareAccessList(cfg.Origin, &address, vmenv.ActivePrecompiles(), nil)
}
// Call the code with the given configuration.