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strict recent rule on init

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This commit is contained in:
Sina Mahmoodi 2026-04-01 16:05:26 +00:00
parent 43cc92e68a
commit f871e1785c
2 changed files with 14 additions and 24 deletions
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19
core/blockchain.go
View file

@ -764,21 +764,10 @@ func (bc *BlockChain) initializeHistoryPruning(latest uint64) error {
log.Error("Database pruned beyond configured history mode", "tail", freezerTail, "target", target, "mode", policy.Mode)
return fmt.Errorf("database pruned beyond requested history (tail=%d, target=%d)", freezerTail, target)
}
// Need to prune (freezerTail < target).
switch policy.Mode {
case history.KeepPostMerge, history.KeepPostPrague:
// Static modes require the user to run 'geth prune-history' offline
// rather than blocking startup for hours (tx index pruning is slow).
return fmt.Errorf("history not pruned to target block %d (current tail %d), run 'geth prune-history --history.chain=%s' first", target, freezerTail, policy.Mode)
case history.KeepRecent:
// The rolling pruner will gradually catch up in the background.
if freezerTail > 0 {
bc.updateHistoryPrunePoint(freezerTail)
}
log.Warn("Chain history is behind pruning target, rolling pruner will catch up", "tail", freezerTail, "target", target)
}
return nil
// Need to prune (freezerTail < target). Large-scale pruning is not
// performed at startup to avoid blocking the node for hours (tx index
// pruning is particularly slow). Use 'geth prune-history' instead.
return fmt.Errorf("history not pruned to target block %d (current tail %d), run 'geth prune-history' first", target, freezerTail)
}
// SetHead rewinds the local chain to a new head. Depending on whether the node

19
core/history_pruner_test.go
View file

@ -182,19 +182,20 @@ func TestInitHistoryPruningStaticModeRequiresPruneHistory(t *testing.T) {
}
}
func TestInitHistoryPruningKeepRecentAllowsStartup(t *testing.T) {
db, gspec, _ := newTestChain(t, 200)
func TestInitHistoryPruningKeepRecentRequiresPruneHistory(t *testing.T) {
db, gspec, blocks := newTestChain(t, 200)
defer db.Close()
// Reopen with KeepRecent and a small window. The tail (0) is behind the
// target but KeepRecent should still allow startup — the rolling pruner
// handles catch-up in the background.
// Set the head block so CurrentBlock() returns block 200 on reopen.
rawdb.WriteHeadBlockHash(db, blocks[len(blocks)-1].Hash())
// Reopen with KeepRecent and a small window. The tail (0) is behind
// the target (200-50=150), so startup should fail.
policy := history.HistoryPolicy{Mode: history.KeepRecent, Window: 50}
chain, err := reopenChain(db, gspec, policy)
if err != nil {
t.Fatalf("unexpected error: %v", err)
_, err := reopenChain(db, gspec, policy)
if err == nil {
t.Fatal("expected error when history not pruned to target, got nil")
}
defer chain.Stop()
}
func TestInitHistoryPruningStaticModeBeyondTarget(t *testing.T) {