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// Copyright (C) 2019-2024 Algorand, Inc.
// This file is part of go-algorand
//
// go-algorand is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// go-algorand is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with go-algorand. If not, see <https://www.gnu.org/licenses/>.
package ledger
import (
"context"
"fmt"
"github.com/algorand/go-algorand/ledger/store/trackerdb"
)
// trackerDBInitialize initializes the accounts DB if needed and return current account round.
// as part of the initialization, it tests the current database schema version, and perform upgrade
// procedures to bring it up to the database schema supported by the binary.
func trackerDBInitialize(l ledgerForTracker, catchpointEnabled bool, dbPathPrefix string) (mgr trackerdb.InitParams, err error) {
dbs := l.trackerDB()
bdbs := l.blockDB()
log := l.trackerLog()
lastestBlockRound := l.Latest()
if l.GenesisAccounts() == nil {
err = fmt.Errorf("trackerDBInitialize: initAccounts not set")
return
}
tp := trackerdb.Params{
InitAccounts: l.GenesisAccounts(),
InitProto: l.GenesisProtoVersion(),
GenesisHash: l.GenesisHash(),
FromCatchpoint: false,
CatchpointEnabled: catchpointEnabled,
DbPathPrefix: dbPathPrefix,
BlockDb: bdbs,
}
// run migrations
mgr, err = dbs.RunMigrations(context.Background(), tp, log, trackerdb.AccountDBVersion)
if err != nil {
return
}
// create reader for db
ar, err := dbs.MakeAccountsReader()
if err != nil {
return
}
// check current round
lastBalancesRound, err := ar.AccountsRound()
if err != nil {
return
}
// Check for blocks DB and tracker DB un-sync
if lastBalancesRound > lastestBlockRound {
log.Warnf("trackerDBInitialize: resetting accounts DB (on round %v, but blocks DB's latest is %v)", lastBalancesRound, lastestBlockRound)
err = dbs.Transaction(func(ctx context.Context, tx trackerdb.TransactionScope) error {
var aw trackerdb.AccountsWriterExt
aw, err = tx.MakeAccountsWriter()
if err != nil {
return err
}
err = aw.AccountsReset(ctx)
if err != nil {
return err
}
mgr, err = tx.RunMigrations(ctx, tp, log, trackerdb.AccountDBVersion)
if err != nil {
return err
}
return nil
})
if err != nil {
return
}
}
return
}
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