erigon-pulse/migrations/receipts.go

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package migrations
import (
"encoding/binary"
"fmt"
"runtime"
"time"
"github.com/ledgerwatch/turbo-geth/common"
"github.com/ledgerwatch/turbo-geth/common/dbutils"
"github.com/ledgerwatch/turbo-geth/common/etl"
"github.com/ledgerwatch/turbo-geth/core/types"
"github.com/ledgerwatch/turbo-geth/ethdb"
"github.com/ledgerwatch/turbo-geth/ethdb/cbor"
"github.com/ledgerwatch/turbo-geth/log"
"github.com/ledgerwatch/turbo-geth/rlp"
)
var receiptsCborEncode = Migration{
Name: "receipts_cbor_encode",
Up: func(db ethdb.Database, datadir string, OnLoadCommit etl.LoadCommitHandler) error {
logEvery := time.NewTicker(30 * time.Second)
defer logEvery.Stop()
buf := make([]byte, 0, 100_000)
if err := db.Walk(dbutils.BlockReceiptsPrefix, nil, 0, func(k, v []byte) (bool, error) {
blockNum := binary.BigEndian.Uint64(k[:8])
select {
default:
case <-logEvery.C:
var m runtime.MemStats
runtime.ReadMemStats(&m)
log.Info("Migration progress", "blockNum", blockNum, "alloc", common.StorageSize(m.Alloc), "sys", common.StorageSize(m.Sys))
}
// Convert the receipts from their storage form to their internal representation
storageReceipts := []*types.ReceiptForStorage{}
if err := rlp.DecodeBytes(v, &storageReceipts); err != nil {
return false, fmt.Errorf("invalid receipt array RLP: %w, k=%x", err, k)
}
buf = buf[:0]
if err := cbor.Marshal(&buf, storageReceipts); err != nil {
return false, err
}
return true, db.Put(dbutils.BlockReceiptsPrefix, common.CopyBytes(k), common.CopyBytes(buf))
}); err != nil {
return err
}
return OnLoadCommit(db, nil, true)
},
}