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https://github.com/ethereum/go-ethereum.git
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c4ad459bd2
A clarification was made to EIP-7691 stating that at the fork boundary it is required to use the target blob count associated with the head block, rather than the parent as implemented here. See for more: https://github.com/ethereum/EIPs/pull/9249
63 lines
2.1 KiB
Go
63 lines
2.1 KiB
Go
package tracetest
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import (
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"math/big"
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"strings"
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"unicode"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common/math"
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"github.com/ethereum/go-ethereum/consensus/misc/eip4844"
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/core/vm"
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// Force-load native and js packages, to trigger registration
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_ "github.com/ethereum/go-ethereum/eth/tracers/js"
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_ "github.com/ethereum/go-ethereum/eth/tracers/native"
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)
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// camel converts a snake cased input string into a camel cased output.
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func camel(str string) string {
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pieces := strings.Split(str, "_")
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for i := 1; i < len(pieces); i++ {
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pieces[i] = string(unicode.ToUpper(rune(pieces[i][0]))) + pieces[i][1:]
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}
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return strings.Join(pieces, "")
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}
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type callContext struct {
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Number math.HexOrDecimal64 `json:"number"`
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Difficulty *math.HexOrDecimal256 `json:"difficulty"`
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Time math.HexOrDecimal64 `json:"timestamp"`
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GasLimit math.HexOrDecimal64 `json:"gasLimit"`
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Miner common.Address `json:"miner"`
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BaseFee *math.HexOrDecimal256 `json:"baseFeePerGas"`
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}
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func (c *callContext) toBlockContext(genesis *core.Genesis) vm.BlockContext {
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context := vm.BlockContext{
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CanTransfer: core.CanTransfer,
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Transfer: core.Transfer,
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Coinbase: c.Miner,
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BlockNumber: new(big.Int).SetUint64(uint64(c.Number)),
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Time: uint64(c.Time),
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Difficulty: (*big.Int)(c.Difficulty),
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GasLimit: uint64(c.GasLimit),
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}
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if genesis.Config.IsLondon(context.BlockNumber) {
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context.BaseFee = (*big.Int)(c.BaseFee)
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}
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if genesis.Config.TerminalTotalDifficulty != nil && genesis.Config.TerminalTotalDifficulty.Sign() == 0 {
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context.Random = &genesis.Mixhash
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}
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if genesis.ExcessBlobGas != nil && genesis.BlobGasUsed != nil {
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header := &types.Header{Number: genesis.Config.LondonBlock, Time: *genesis.Config.CancunTime}
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excess := eip4844.CalcExcessBlobGas(genesis.Config, header, genesis.ToBlock().Header())
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header.ExcessBlobGas = &excess
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context.BlobBaseFee = eip4844.CalcBlobFee(genesis.Config, header)
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}
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return context
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}
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