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core/txpool/blobpool: return ErrAlreadyKnown for duplicate txs (#29210)

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Signed-off-by: Lee Bousfield <ljbousfield@gmail.com>
This commit is contained in:
Lee Bousfield 2024-03-11 05:05:17 -05:00 committed by buddh0
parent c1496e7ced
commit 3c81d559e7
2 changed files with 13 additions and 4 deletions
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6
core/txpool/blobpool/blobpool.go
View File

@ -1133,8 +1133,12 @@ func (p *BlobPool) validateTx(tx *types.Transaction) error {
next = p.state.GetNonce(from)
)
if uint64(len(p.index[from])) > tx.Nonce()-next {
// Account can support the replacement, but the price bump must also be met
prev := p.index[from][int(tx.Nonce()-next)]
// Ensure the transaction is different than the one tracked locally
if prev.hash == tx.Hash() {
return txpool.ErrAlreadyKnown
}
// Account can support the replacement, but the price bump must also be met
switch {
case tx.GasFeeCapIntCmp(prev.execFeeCap.ToBig()) <= 0:
return fmt.Errorf("%w: new tx gas fee cap %v <= %v queued", txpool.ErrReplaceUnderpriced, tx.GasFeeCap(), prev.execFeeCap)

11
core/txpool/blobpool/blobpool_test.go
View File

@ -992,9 +992,14 @@ func TestAdd(t *testing.T) {
},
},
adds: []addtx{
{ // New account, 1 tx pending: reject replacement nonce 0 (ignore price for now)
{ // New account, 1 tx pending: reject duplicate nonce 0
from: "alice",
tx: makeUnsignedTx(0, 1, 1, 1),
err: txpool.ErrAlreadyKnown,
},
{ // New account, 1 tx pending: reject replacement nonce 0 (ignore price for now)
from: "alice",
tx: makeUnsignedTx(0, 1, 1, 2),
err: txpool.ErrReplaceUnderpriced,
},
{ // New account, 1 tx pending: accept nonce 1
@ -1017,10 +1022,10 @@ func TestAdd(t *testing.T) {
tx: makeUnsignedTx(3, 1, 1, 1),
err: nil,
},
{ // Old account, 1 tx in chain, 1 tx pending: reject replacement nonce 1 (ignore price for now)
{ // Old account, 1 tx in chain, 1 tx pending: reject duplicate nonce 1
from: "bob",
tx: makeUnsignedTx(1, 1, 1, 1),
err: txpool.ErrReplaceUnderpriced,
err: txpool.ErrAlreadyKnown,
},
{ // Old account, 1 tx in chain, 1 tx pending: accept nonce 2 (ignore price for now)
from: "bob",