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params: revert change of target blob gas var

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lightclient 2023-09-03 15:11:32 -06:00
parent 193fd7daa1
commit 66e7fa48a1
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GPG key ID: 75C916AFEE20183E
3 changed files with 12 additions and 12 deletions
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4
consensus/misc/eip4844/eip4844.go
View file

@ -69,10 +69,10 @@ func VerifyEIP4844Header(parent, header *types.Header) error {
// blobs on top of the excess blob gas.
func CalcExcessBlobGas(parentExcessBlobGas uint64, parentBlobGasUsed uint64) uint64 {
excessBlobGas := parentExcessBlobGas + parentBlobGasUsed
if excessBlobGas < params.TargetBlobGasPerBlock {
if excessBlobGas < params.BlobTxTargetBlobGasPerBlock {
return 0
}
return excessBlobGas - params.TargetBlobGasPerBlock
return excessBlobGas - params.BlobTxTargetBlobGasPerBlock
}
// CalcBlobFee calculates the blobfee from the header's excess blob gas field.

16
consensus/misc/eip4844/eip4844_test.go
View file

@ -34,20 +34,20 @@ func TestCalcExcessBlobGas(t *testing.T) {
// slots are below - or equal - to the target.
{0, 0, 0},
{0, 1, 0},
{0, params.TargetBlobGasPerBlock / params.BlobTxBlobGasPerBlob, 0},
{0, params.BlobTxTargetBlobGasPerBlock / params.BlobTxBlobGasPerBlob, 0},
// If the target blob gas is exceeded, the excessBlobGas should increase
// by however much it was overshot
{0, (params.TargetBlobGasPerBlock / params.BlobTxBlobGasPerBlob) + 1, params.BlobTxBlobGasPerBlob},
{1, (params.TargetBlobGasPerBlock / params.BlobTxBlobGasPerBlob) + 1, params.BlobTxBlobGasPerBlob + 1},
{1, (params.TargetBlobGasPerBlock / params.BlobTxBlobGasPerBlob) + 2, 2*params.BlobTxBlobGasPerBlob + 1},
{0, (params.BlobTxTargetBlobGasPerBlock / params.BlobTxBlobGasPerBlob) + 1, params.BlobTxBlobGasPerBlob},
{1, (params.BlobTxTargetBlobGasPerBlock / params.BlobTxBlobGasPerBlob) + 1, params.BlobTxBlobGasPerBlob + 1},
{1, (params.BlobTxTargetBlobGasPerBlock / params.BlobTxBlobGasPerBlob) + 2, 2*params.BlobTxBlobGasPerBlob + 1},
// The excess blob gas should decrease by however much the target was
// under-shot, capped at zero.
{params.TargetBlobGasPerBlock, params.TargetBlobGasPerBlock / params.BlobTxBlobGasPerBlob, params.TargetBlobGasPerBlock},
{params.TargetBlobGasPerBlock, (params.TargetBlobGasPerBlock / params.BlobTxBlobGasPerBlob) - 1, params.BlobTxBlobGasPerBlob},
{params.TargetBlobGasPerBlock, (params.TargetBlobGasPerBlock / params.BlobTxBlobGasPerBlob) - 2, 0},
{params.BlobTxBlobGasPerBlob - 1, (params.TargetBlobGasPerBlock / params.BlobTxBlobGasPerBlob) - 1, 0},
{params.BlobTxTargetBlobGasPerBlock, params.BlobTxTargetBlobGasPerBlock / params.BlobTxBlobGasPerBlob, params.BlobTxTargetBlobGasPerBlock},
{params.BlobTxTargetBlobGasPerBlock, (params.BlobTxTargetBlobGasPerBlock / params.BlobTxBlobGasPerBlob) - 1, params.BlobTxBlobGasPerBlob},
{params.BlobTxTargetBlobGasPerBlock, (params.BlobTxTargetBlobGasPerBlock / params.BlobTxBlobGasPerBlob) - 2, 0},
{params.BlobTxBlobGasPerBlob - 1, (params.BlobTxTargetBlobGasPerBlock / params.BlobTxBlobGasPerBlob) - 1, 0},
}
for _, tt := range tests {
result := CalcExcessBlobGas(tt.excess, tt.blobs*params.BlobTxBlobGasPerBlob)

4
params/protocol_params.go
View file

@ -172,8 +172,8 @@ const (
BlobTxBlobGaspriceUpdateFraction = 3338477 // Controls the maximum rate of change for blob gas price
BlobTxPointEvaluationPrecompileGas = 50000 // Gas price for the point evaluation precompile.
MaxBlobGasPerBlock = 6 * BlobTxBlobGasPerBlob // Maximum consumable blob gas for data blobs per block
TargetBlobGasPerBlock = 3 * BlobTxBlobGasPerBlob // Target consumable blob gas for data blobs per block (for 1559-like pricing)
MaxBlobGasPerBlock = 6 * BlobTxBlobGasPerBlob // Maximum consumable blob gas for data blobs per block
BlobTxTargetBlobGasPerBlock = 3 * BlobTxBlobGasPerBlob // Target consumable blob gas for data blobs per block (for 1559-like pricing)
)
// Gas discount table for BLS12-381 G1 and G2 multi exponentiation operations