Merge pull request #911 from gzliudan/improve_fee_history

eth/gasprice: improve function FeeHistory
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Daniel Liu 2025-03-14 08:04:38 +08:00 committed by GitHub
commit e258b875d6
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2 changed files with 10 additions and 0 deletions

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@ -42,6 +42,8 @@ const (
// maxBlockFetchers is the max number of goroutines to spin up to pull blocks
// for the fee history calculation (mostly relevant for LES).
maxBlockFetchers = 4
// maxQueryLimit is the max number of requested percentiles.
maxQueryLimit = 100
)
// blockFees represents a single block for processing
@ -221,6 +223,9 @@ func (oracle *Oracle) FeeHistory(ctx context.Context, blocks uint64, unresolvedL
if len(rewardPercentiles) != 0 {
maxFeeHistory = oracle.maxBlockHistory
}
if len(rewardPercentiles) > maxQueryLimit {
return common.Big0, nil, nil, nil, fmt.Errorf("%w: over the query limit %d", errInvalidPercentile, maxQueryLimit)
}
if blocks > maxFeeHistory {
log.Warn("Sanitizing fee history length", "requested", blocks, "truncated", maxFeeHistory)
blocks = maxFeeHistory

View file

@ -83,6 +83,11 @@ func TestFeeHistory(t *testing.T) {
if len(ratio) != c.expCount {
t.Fatalf("Test case %d: gasUsedRatio array length mismatch, want %d, got %d", i, c.expCount, len(ratio))
}
for _, ratio := range ratio {
if ratio > 1 {
t.Fatalf("Test case %d: gasUsedRatio greater than 1, got %f", i, ratio)
}
}
if err != c.expErr && !errors.Is(err, c.expErr) {
t.Fatalf("Test case %d: error mismatch, want %v, got %v", i, c.expErr, err)
}