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clean up

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Sina Mahmoodi 2025-04-10 15:24:30 +02:00 committed by lightclient
parent 456d56c633
commit 3f91617093
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GPG key ID: 657913021EF45A6A
2 changed files with 50 additions and 80 deletions
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2
core/rawdb/chain_freezer.go
View file

@ -66,6 +66,8 @@ func newChainFreezer(datadir string, namespace string, readonly bool) (*chainFre
if datadir == "" { if datadir == "" {
freezer = NewMemoryFreezer(readonly, chainFreezerTableConfigs) freezer = NewMemoryFreezer(readonly, chainFreezerTableConfigs)
} else { } else {
// Instantiate eradb outside of freezer to avoid
// creating an instance for the state freezer.
eraDatadir := path.Join(datadir, "era") eraDatadir := path.Join(datadir, "era")
eradb, err := eradb.New(eraDatadir) eradb, err := eradb.New(eraDatadir)
if err != nil { if err != nil {

128
core/rawdb/eradb/eradb.go
View file

@ -23,11 +23,18 @@ import (
"path/filepath" "path/filepath"
"github.com/ethereum/go-ethereum/common/lru" "github.com/ethereum/go-ethereum/common/lru"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/internal/era" "github.com/ethereum/go-ethereum/internal/era"
"github.com/ethereum/go-ethereum/log" "github.com/ethereum/go-ethereum/log"
) )
/**
* TODO:
* - FD leak possible on cache eviction.
* - FD leak possible on concurrent access to GetRaw*.
*/
// EraDatabase manages read access to a directory of era1 files.
// The getter methods are thread-safe.
type EraDatabase struct { type EraDatabase struct {
datadir string datadir string
// TODO: should take into account configured number of fd handles. // TODO: should take into account configured number of fd handles.
@ -55,6 +62,46 @@ func New(datadir string) (*EraDatabase, error) {
return db, nil return db, nil
} }
// Close closes all open era1 files in the cache.
func (db *EraDatabase) Close() {
// Close all open era1 files in the cache.
keys := db.cache.Keys()
for _, key := range keys {
if e, ok := db.cache.Get(key); ok {
e.Close()
}
}
}
// GetRawBody returns the raw body for a given block number.
func (db *EraDatabase) GetRawBody(number uint64) ([]byte, error) {
// Lookup the table by epoch.
epoch := number / uint64(era.MaxEra1Size)
e, err := db.getEraByEpoch(epoch)
if err != nil {
return nil, err
}
// The era1 file for given epoch may not exist.
if e == nil {
return nil, nil
}
return e.GetRawBodyByNumber(number)
}
// GetRawReceipts returns the raw receipts for a given block number.
func (db *EraDatabase) GetRawReceipts(number uint64) ([]byte, error) {
epoch := number / uint64(era.MaxEra1Size)
e, err := db.getEraByEpoch(epoch)
if err != nil {
return nil, err
}
// The era1 file for given epoch may not exist.
if e == nil {
return nil, nil
}
return e.GetRawReceiptsByNumber(number)
}
func (db *EraDatabase) openEra(name string) (*era.Era, error) { func (db *EraDatabase) openEra(name string) (*era.Era, error) {
e, err := era.Open(name) e, err := era.Open(name)
if err != nil { if err != nil {
@ -96,82 +143,3 @@ func (db *EraDatabase) getEraByEpoch(epoch uint64) (*era.Era, error) {
db.cache.Add(epoch, e) db.cache.Add(epoch, e)
return e, nil return e, nil
} }
func (db *EraDatabase) Close() {
// Close all open era1 files in the cache.
keys := db.cache.Keys()
for _, key := range keys {
if e, ok := db.cache.Get(key); ok {
e.Close()
}
}
}
// TODO: do we need this method? we do have headers in the freezer.
func (db *EraDatabase) GetHeaderByNumber(number uint64) (*types.Header, error) {
// Lookup the table by epoch.
epoch := number / uint64(era.MaxEra1Size)
e, err := db.getEraByEpoch(epoch)
if err != nil {
return nil, err
}
// The era1 file for given epoch may not exist.
if e == nil {
return nil, nil
}
return e.GetHeaderByNumber(number)
}
func (db *EraDatabase) GetRawBody(number uint64) ([]byte, error) {
// Lookup the table by epoch.
epoch := number / uint64(era.MaxEra1Size)
e, err := db.getEraByEpoch(epoch)
if err != nil {
return nil, err
}
// The era1 file for given epoch may not exist.
if e == nil {
return nil, nil
}
return e.GetRawBodyByNumber(number)
}
func (db *EraDatabase) GetRawReceipts(number uint64) ([]byte, error) {
epoch := number / uint64(era.MaxEra1Size)
e, err := db.getEraByEpoch(epoch)
if err != nil {
return nil, err
}
// The era1 file for given epoch may not exist.
if e == nil {
return nil, nil
}
return e.GetRawReceiptsByNumber(number)
}
func (db *EraDatabase) GetBlockByNumber(number uint64) (*types.Block, error) {
// Lookup the table by epoch.
epoch := number / uint64(era.MaxEra1Size)
e, err := db.getEraByEpoch(epoch)
if err != nil {
return nil, err
}
// The era1 file for given epoch may not exist.
if e == nil {
return nil, nil
}
return e.GetBlockByNumber(number)
}
func (db *EraDatabase) GetReceiptsByNumber(number uint64) (types.Receipts, error) {
epoch := number / uint64(era.MaxEra1Size)
e, err := db.getEraByEpoch(epoch)
if err != nil {
return nil, err
}
// The era1 file for given epoch may not exist.
if e == nil {
return nil, nil
}
return e.GetReceiptsByNumber(number)
}