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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,31 @@ | ||
| package cancun | ||
|
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| import ( | ||
| "math/big" | ||
|
|
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| "github.com/ethereum/go-ethereum/common" | ||
| ) | ||
|
|
||
| var ( | ||
| // EIP 4844 | ||
| GAS_PER_BLOB = uint64(0x20000) | ||
|
|
||
| MIN_DATA_GASPRICE = uint64(1) | ||
| MAX_BLOB_GAS_PER_BLOCK = uint64(786432) | ||
| TARGET_BLOB_GAS_PER_BLOCK = uint64(393216) | ||
|
|
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| TARGET_BLOBS_PER_BLOCK = uint64(TARGET_BLOB_GAS_PER_BLOCK / GAS_PER_BLOB) | ||
| MAX_BLOBS_PER_BLOCK = uint64(MAX_BLOB_GAS_PER_BLOCK / GAS_PER_BLOB) | ||
|
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| BLOB_GASPRICE_UPDATE_FRACTION = uint64(3338477) | ||
|
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| BLOB_COMMITMENT_VERSION_KZG = byte(0x01) | ||
|
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| // EIP 4788 | ||
| HISTORY_STORAGE_ADDRESS = common.HexToAddress("0x000000000000000000000000000000000000000b") | ||
| HISTORICAL_ROOTS_MODULUS = uint64(98304) | ||
|
|
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| // Test constants | ||
| DATAHASH_START_ADDRESS = big.NewInt(0x20000) | ||
| DATAHASH_ADDRESS_COUNT = 1000 | ||
| ) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,77 @@ | ||
| package cancun | ||
|
|
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| import ( | ||
| "fmt" | ||
| "math/big" | ||
|
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| "github.com/ethereum/go-ethereum/common" | ||
| "github.com/ethereum/go-ethereum/core" | ||
| ) | ||
|
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| // ConfigGenesis configures the genesis block for the Cancun fork. | ||
| func ConfigGenesis(genesis *core.Genesis, forkTimestamp uint64) error { | ||
| if genesis.Config.ShanghaiTime == nil { | ||
| return fmt.Errorf("cancun fork requires shanghai fork") | ||
| } | ||
| genesis.Config.CancunTime = &forkTimestamp | ||
| if *genesis.Config.ShanghaiTime > forkTimestamp { | ||
| return fmt.Errorf("cancun fork must be after shanghai fork") | ||
| } | ||
| if genesis.Timestamp >= forkTimestamp { | ||
| if genesis.BlobGasUsed == nil { | ||
| genesis.BlobGasUsed = new(uint64) | ||
| } | ||
| if genesis.ExcessBlobGas == nil { | ||
| genesis.ExcessBlobGas = new(uint64) | ||
| } | ||
| } | ||
|
|
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| // Add bytecode pre deploy to the EIP-4788 address. | ||
| genesis.Alloc[HISTORY_STORAGE_ADDRESS] = core.GenesisAccount{ | ||
| Balance: common.Big0, | ||
| Nonce: 1, | ||
| Code: common.Hex2Bytes("3373fffffffffffffffffffffffffffffffffffffffe14604457602036146024575f5ffd5b620180005f350680545f35146037575f5ffd5b6201800001545f5260205ff35b42620180004206555f3562018000420662018000015500"), | ||
| } | ||
|
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| return nil | ||
| } | ||
|
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| // Configure specific test genesis accounts related to Cancun funtionality. | ||
| func ConfigTestAccounts(genesis *core.Genesis) error { | ||
| // Add accounts that use the DATAHASH opcode | ||
| datahashCode := []byte{ | ||
| 0x5F, // PUSH0 | ||
| 0x80, // DUP1 | ||
| 0x49, // DATAHASH | ||
| 0x55, // SSTORE | ||
| 0x60, // PUSH1(0x01) | ||
| 0x01, | ||
| 0x80, // DUP1 | ||
| 0x49, // DATAHASH | ||
| 0x55, // SSTORE | ||
| 0x60, // PUSH1(0x02) | ||
| 0x02, | ||
| 0x80, // DUP1 | ||
| 0x49, // DATAHASH | ||
| 0x55, // SSTORE | ||
| 0x60, // PUSH1(0x03) | ||
| 0x03, | ||
| 0x80, // DUP1 | ||
| 0x49, // DATAHASH | ||
| 0x55, // SSTORE | ||
| } | ||
|
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| for i := 0; i < DATAHASH_ADDRESS_COUNT; i++ { | ||
| address := common.BigToAddress(big.NewInt(0).Add(DATAHASH_START_ADDRESS, big.NewInt(int64(i)))) | ||
| // check first if the address is already in the genesis | ||
| if _, ok := genesis.Alloc[address]; ok { | ||
| panic(fmt.Errorf("reused address %s during genesis configuration for cancun", address.Hex())) | ||
| } | ||
| genesis.Alloc[address] = core.GenesisAccount{ | ||
| Code: datahashCode, | ||
| Balance: common.Big0, | ||
| } | ||
| } | ||
|
|
||
| return nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,30 @@ | ||
| package config | ||
|
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| import ( | ||
| "fmt" | ||
|
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| "github.com/ethereum/go-ethereum/common" | ||
| "github.com/ethereum/go-ethereum/core" | ||
| "github.com/ethereum/hive/simulators/ethereum/engine/config/cancun" | ||
| ) | ||
|
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| func (f *ForkConfig) ConfigGenesis(genesis *core.Genesis) error { | ||
| if f.ShanghaiTimestamp != nil { | ||
| shanghaiTime := f.ShanghaiTimestamp.Uint64() | ||
| genesis.Config.ShanghaiTime = &shanghaiTime | ||
|
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| if genesis.Timestamp >= shanghaiTime { | ||
| // Remove PoW altogether | ||
| genesis.Difficulty = common.Big0 | ||
| genesis.Config.TerminalTotalDifficulty = common.Big0 | ||
| genesis.Config.Clique = nil | ||
| genesis.ExtraData = []byte{} | ||
| } | ||
| } | ||
| if f.CancunTimestamp != nil { | ||
| if err := cancun.ConfigGenesis(genesis, f.CancunTimestamp.Uint64()); err != nil { | ||
| return fmt.Errorf("failed to configure cancun fork: %v", err) | ||
| } | ||
| } | ||
| return nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,21 @@ | ||
| package globals | ||
|
|
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| var ( | ||
| // Engine API errors | ||
| SERVER_ERROR = pInt(-32000) | ||
| INVALID_REQUEST = pInt(-32600) | ||
| METHOD_NOT_FOUND = pInt(-32601) | ||
| INVALID_PARAMS_ERROR = pInt(-32602) | ||
| INTERNAL_ERROR = pInt(-32603) | ||
| INVALID_JSON = pInt(-32700) | ||
|
|
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| UNKNOWN_PAYLOAD = pInt(-38001) | ||
| INVALID_FORKCHOICE_STATE = pInt(-38002) | ||
| INVALID_PAYLOAD_ATTRIBUTES = pInt(-38003) | ||
| TOO_LARGE_REQUEST = pInt(-38004) | ||
| UNSUPPORTED_FORK_ERROR = pInt(-38005) | ||
| ) | ||
|
|
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| func pInt(v int) *int { | ||
| return &v | ||
| } |
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