101 lines
3.6 KiB
Go
101 lines
3.6 KiB
Go
// Copyright 2022 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package rawdb
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import (
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/ethdb"
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"github.com/ethereum/go-ethereum/log"
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"github.com/ethereum/go-ethereum/rlp"
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)
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// ReadSkeletonSyncStatus retrieves the serialized sync status saved at shutdown.
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func ReadSkeletonSyncStatus(db ethdb.KeyValueReader) []byte {
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data, _ := db.Get(skeletonSyncStatusKey)
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return data
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}
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// WriteSkeletonSyncStatus stores the serialized sync status to save at shutdown.
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func WriteSkeletonSyncStatus(db ethdb.KeyValueWriter, status []byte) {
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if err := db.Put(skeletonSyncStatusKey, status); err != nil {
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log.Crit("Failed to store skeleton sync status", "err", err)
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}
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}
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// DeleteSkeletonSyncStatus deletes the serialized sync status saved at the last
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// shutdown
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func DeleteSkeletonSyncStatus(db ethdb.KeyValueWriter) {
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if err := db.Delete(skeletonSyncStatusKey); err != nil {
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log.Crit("Failed to remove skeleton sync status", "err", err)
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}
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}
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// ReadSkeletonHeader retrieves a block header from the skeleton sync store,
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func ReadSkeletonHeader(db ethdb.KeyValueReader, number uint64) *types.Header {
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data, _ := db.Get(skeletonHeaderKey(number))
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if len(data) == 0 {
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return nil
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}
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header := new(types.Header)
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if err := rlp.DecodeBytes(data, header); err != nil {
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log.Error("Invalid skeleton header RLP", "number", number, "err", err)
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return nil
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}
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return header
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}
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// WriteSkeletonHeader stores a block header into the skeleton sync store.
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func WriteSkeletonHeader(db ethdb.KeyValueWriter, header *types.Header) {
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data, err := rlp.EncodeToBytes(header)
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if err != nil {
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log.Crit("Failed to RLP encode header", "err", err)
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}
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key := skeletonHeaderKey(header.Number.Uint64())
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if err := db.Put(key, data); err != nil {
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log.Crit("Failed to store skeleton header", "err", err)
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}
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}
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// DeleteSkeletonHeader removes all block header data associated with a hash.
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func DeleteSkeletonHeader(db ethdb.KeyValueWriter, number uint64) {
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if err := db.Delete(skeletonHeaderKey(number)); err != nil {
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log.Crit("Failed to delete skeleton header", "err", err)
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}
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}
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const (
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StateSyncUnknown = uint8(0) // flags the state snap sync is unknown
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StateSyncRunning = uint8(1) // flags the state snap sync is not completed yet
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StateSyncFinished = uint8(2) // flags the state snap sync is completed
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)
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// ReadSnapSyncStatusFlag retrieves the state snap sync status flag.
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func ReadSnapSyncStatusFlag(db ethdb.KeyValueReader) uint8 {
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blob, err := db.Get(snapSyncStatusFlagKey)
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if err != nil || len(blob) != 1 {
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return StateSyncUnknown
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}
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return blob[0]
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}
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// WriteSnapSyncStatusFlag stores the state snap sync status flag into database.
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func WriteSnapSyncStatusFlag(db ethdb.KeyValueWriter, flag uint8) {
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if err := db.Put(snapSyncStatusFlagKey, []byte{flag}); err != nil {
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log.Crit("Failed to store sync status flag", "err", err)
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}
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}
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