use historyPruningCutoff method

core/blockchain_reader.go

@@ -442,10 +442,3 @@ func (bc *BlockChain) SubscribeLogsEvent(ch chan<- []*types.Log) event.Subscript
 func (bc *BlockChain) SubscribeBlockProcessingEvent(ch chan<- bool) event.Subscription {
 	return bc.scope.Track(bc.blockProcFeed.Subscribe(ch))
 }
-
-// HistoryCutoff returns the tail of the block history.
-func (bc *BlockChain) HistoryCutoff() uint64 {
-	// Only nofreezedb returns an error.
-	tail, _ := bc.db.Tail()
-	return tail
-}

eth/api_backend.go

@@ -93,7 +93,7 @@ func (b *EthAPIBackend) HeaderByNumber(ctx context.Context, number rpc.BlockNumb
 	}
 	var bn uint64
 	if number == rpc.EarliestBlockNumber {
-		bn = b.eth.blockchain.HistoryCutoff()
+		bn = b.eth.blockchain.HistoryPruningCutoff()
 	} else {
 		bn = uint64(number)
 	}
@@ -151,9 +151,9 @@ func (b *EthAPIBackend) BlockByNumber(ctx context.Context, number rpc.BlockNumbe
 	}
 	bn := uint64(number)
 	if number == rpc.EarliestBlockNumber {
-		bn = b.eth.blockchain.HistoryCutoff()
+		bn = b.eth.blockchain.HistoryPruningCutoff()
 	}
-	if bn < b.eth.blockchain.HistoryCutoff() {
+	if bn < b.eth.blockchain.HistoryPruningCutoff() {
 		return nil, &prunedHistoryError{}
 	}
 	return b.eth.blockchain.GetBlockByNumber(bn), nil
@@ -164,7 +164,7 @@ func (b *EthAPIBackend) BlockByHash(ctx context.Context, hash common.Hash) (*typ
 	if number == nil {
 		return nil, nil
 	}
-	if *number < b.eth.blockchain.HistoryCutoff() {
+	if *number < b.eth.blockchain.HistoryPruningCutoff() {
 		return nil, &prunedHistoryError{}
 	}
 	return b.eth.blockchain.GetBlock(hash, *number), nil
@@ -193,7 +193,7 @@ func (b *EthAPIBackend) BlockByNumberOrHash(ctx context.Context, blockNrOrHash r
 		if blockNrOrHash.RequireCanonical && b.eth.blockchain.GetCanonicalHash(header.Number.Uint64()) != hash {
 			return nil, errors.New("hash is not currently canonical")
 		}
-		if header.Number.Uint64() < b.eth.blockchain.HistoryCutoff() {
+		if header.Number.Uint64() < b.eth.blockchain.HistoryPruningCutoff() {
 			return nil, &prunedHistoryError{}
 		}
 		block := b.eth.blockchain.GetBlock(hash, header.Number.Uint64())
@@ -257,8 +257,8 @@ func (b *EthAPIBackend) StateAndHeaderByNumberOrHash(ctx context.Context, blockN
 	return nil, nil, errors.New("invalid arguments; neither block nor hash specified")
 }
 
-func (b *EthAPIBackend) HistoryCutoff() uint64 {
+func (b *EthAPIBackend) HistoryPruningCutoff() uint64 {
-	return b.eth.blockchain.HistoryCutoff()
+	return b.eth.blockchain.HistoryPruningCutoff()
 }
 
 func (b *EthAPIBackend) GetReceipts(ctx context.Context, hash common.Hash) (types.Receipts, error) {

eth/filters/api.go

@@ -358,7 +358,7 @@ func (api *FilterAPI) GetLogs(ctx context.Context, crit FilterCriteria) ([]*type
 		if begin > 0 && end > 0 && begin > end {
 			return nil, errInvalidBlockRange
 		}
-		if begin < int64(api.events.backend.HistoryCutoff()) {
+		if begin < int64(api.events.backend.HistoryPruningCutoff()) {
 			return nil, &prunedHistoryError{}
 		}
 		// Construct the range filter
@@ -406,7 +406,7 @@ func (api *FilterAPI) GetFilterLogs(ctx context.Context, id rpc.ID) ([]*types.Lo
 		if err != nil {
 			return nil, err
 		}
-		if header.Number.Uint64() < api.events.backend.HistoryCutoff() {
+		if header.Number.Uint64() < api.events.backend.HistoryPruningCutoff() {
 			return nil, &prunedHistoryError{}
 		}
 		// Block filter requested, construct a single-shot filter

eth/filters/filter_system.go

@@ -64,7 +64,7 @@ type Backend interface {
 
 	CurrentHeader() *types.Header
 	ChainConfig() *params.ChainConfig
-	HistoryCutoff() uint64
+	HistoryPruningCutoff() uint64
 	SubscribeNewTxsEvent(chan<- core.NewTxsEvent) event.Subscription
 	SubscribeChainEvent(ch chan<- core.ChainEvent) event.Subscription
 	SubscribeRemovedLogsEvent(ch chan<- core.RemovedLogsEvent) event.Subscription

eth/filters/filter_system_test.go

@@ -181,15 +181,11 @@ func (b *testBackend) setPending(block *types.Block, receipts types.Receipts) {
 	b.pendingReceipts = receipts
 }
 
-<<<<<<< HEAD
+func (b *testBackend) HistoryPruningCutoff() uint64 {
-func newTestFilterSystem(db ethdb.Database, cfg Config) (*testBackend, *FilterSystem) {
-=======
-func (b *testBackend) HistoryCutoff() uint64 {
 	return 0
 }
 
-func newTestFilterSystem(t testing.TB, db ethdb.Database, cfg Config) (*testBackend, *FilterSystem) {
+func newTestFilterSystem(db ethdb.Database, cfg Config) (*testBackend, *FilterSystem) {
->>>>>>> 7139f930b0 (return prunedHistoryError from GetLogs/FilterLogs if accessing pruned state.  duplicate prunedHistoryError into eth/filters package.  add HistoryCutoff method to eth backend)
 	backend := &testBackend{db: db}
 	sys := NewFilterSystem(backend, cfg)
 	return backend, sys

internal/ethapi/api_test.go

@@ -623,7 +623,7 @@ func (b testBackend) NewMatcherBackend() filtermaps.MatcherBackend {
 	panic("implement me")
 }
 
-func (b testBackend) HistoryCutoff() uint64 { return b.chain.HistoryCutoff() }
+func (b testBackend) HistoryPruningCutoff() uint64 { return b.chain.HistoryPruningCutoff() }
 
 func TestEstimateGas(t *testing.T) {
 	t.Parallel()

internal/ethapi/backend.go

@@ -85,7 +85,7 @@ type Backend interface {
 
 	ChainConfig() *params.ChainConfig
 	Engine() consensus.Engine
-	HistoryCutoff() uint64
+	HistoryPruningCutoff() uint64
 
 	// This is copied from filters.Backend
 	// eth/filters needs to be initialized from this backend type, so methods needed by

internal/ethapi/transaction_args_test.go

@@ -403,4 +403,4 @@ func (b *backendMock) Engine() consensus.Engine { return nil }
 
 func (b *backendMock) NewMatcherBackend() filtermaps.MatcherBackend { return nil }
 
-func (b *backendMock) HistoryCutoff() uint64 { return 0 }
+func (b *backendMock) HistoryPruningCutoff() uint64 { return 0 }