lotus/faults.go
2020-06-15 12:54:12 +02:00

91 lines
2.5 KiB
Go

package sectorstorage
import (
"context"
"os"
"path/filepath"
"golang.org/x/xerrors"
"github.com/filecoin-project/sector-storage/stores"
"github.com/filecoin-project/specs-actors/actors/abi"
)
// TODO: Track things more actively
type FaultTracker interface {
CheckProvable(ctx context.Context, spt abi.RegisteredProof, sectors []abi.SectorID) ([]abi.SectorID, error)
}
// Returns unprovable sectors
func (m *Manager) CheckProvable(ctx context.Context, spt abi.RegisteredProof, sectors []abi.SectorID) ([]abi.SectorID, error) {
var bad []abi.SectorID
ssize, err := spt.SectorSize()
if err != nil {
return nil, err
}
// TODO: More better checks
for _, sector := range sectors {
err := func() error {
ctx, cancel := context.WithCancel(ctx)
defer cancel()
locked, err := m.index.StorageTryLock(ctx, sector, stores.FTSealed|stores.FTCache, stores.FTNone)
if err != nil {
return xerrors.Errorf("acquiring sector lock: %w", err)
}
if !locked {
log.Warnw("CheckProvable Sector FAULT: can't acquire read lock", "sector", sector, "sealed")
bad = append(bad, sector)
return nil
}
lp, _, err := m.localStore.AcquireSector(ctx, sector, spt, stores.FTSealed|stores.FTCache, stores.FTNone, false, stores.AcquireMove)
if err != nil {
return xerrors.Errorf("acquire sector in checkProvable: %w", err)
}
if lp.Sealed == "" || lp.Cache == "" {
log.Warnw("CheckProvable Sector FAULT: cache an/or sealed paths not found", "sector", sector, "sealed", lp.Sealed, "cache", lp.Cache)
bad = append(bad, sector)
return nil
}
toCheck := map[string]int64{
lp.Sealed: 1,
filepath.Join(lp.Cache, "t_aux"): 0,
filepath.Join(lp.Cache, "p_aux"): 0,
filepath.Join(lp.Cache, "sc-02-data-tree-r-last.dat"): 0,
}
for p, sz := range toCheck {
st, err := os.Stat(p)
if err != nil {
log.Warnw("CheckProvable Sector FAULT: sector file stat error", "sector", sector, "sealed", lp.Sealed, "cache", lp.Cache, "file", p)
bad = append(bad, sector)
return nil
}
if sz != 0 {
if st.Size() != int64(ssize)*sz {
log.Warnw("CheckProvable Sector FAULT: sector file is wrong size", "sector", sector, "sealed", lp.Sealed, "cache", lp.Cache, "file", p, "size", st.Size(), "expectSize", int64(ssize)*sz)
bad = append(bad, sector)
return nil
}
}
}
return nil
}()
if err != nil {
return nil, err
}
}
return bad, nil
}
var _ FaultTracker = &Manager{}