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fix: lotus-provider: Fix winning PoSt

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Łukasz Magiera 2023-12-05 17:51:42 +01:00 committed by Phi
parent 5ea06f4e2d
commit 2bf5a57dbd
1 changed files with 5 additions and 6 deletions
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11
provider/lpwinning/winning_task.go
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@ -4,10 +4,8 @@ import (
"bytes"
"context"
"crypto/rand"
"database/sql"
"encoding/binary"
"encoding/json"
"errors"
"time"
"github.com/ipfs/go-cid"
@ -579,12 +577,13 @@ func (t *WinPostTask) mineBasic(ctx context.Context) {
taskFn(func(id harmonytask.TaskID, tx *harmonydb.Tx) (shouldCommit bool, seriousError error) {
// First we check if the mining base includes blocks we may have mined previously to avoid getting slashed
// select mining_tasks where epoch==base_epoch if win=true to maybe get base block cid which has to be included in our tipset
var baseBlockCid string
err := tx.QueryRow(`SELECT mined_cid FROM mining_tasks WHERE epoch = $1 AND sp_id = $2 AND won = true`, baseEpoch, spID).Scan(&baseBlockCid)
if err != nil && !errors.Is(err, sql.ErrNoRows) {
var baseBlockCids []string
err := tx.Select(&baseBlockCids, `SELECT mined_cid FROM mining_tasks WHERE epoch = $1 AND sp_id = $2 AND won = true`, baseEpoch, spID)
if err != nil {
return false, xerrors.Errorf("querying mining_tasks: %w", err)
}
if baseBlockCid != "" {
if len(baseBlockCids) >= 1 {
baseBlockCid := baseBlockCids[0]
c, err := cid.Parse(baseBlockCid)
if err != nil {
return false, xerrors.Errorf("parsing mined_cid: %w", err)