lotus/storage/sealing.go
2019-11-06 13:04:33 +01:00

135 lines
2.8 KiB
Go

package storage
import (
"context"
"github.com/filecoin-project/lotus/api"
"github.com/filecoin-project/lotus/chain/types"
cid "github.com/ipfs/go-cid"
xerrors "golang.org/x/xerrors"
)
type SealTicket struct {
BlockHeight uint64
TicketBytes []byte
}
type SectorInfo struct {
State api.SectorState
SectorID uint64
// PreCommit
CommD []byte
CommR []byte
Ticket SealTicket
PreCommitMessage *cid.Cid
// PreCommitted
RandHeight uint64
RandTs *types.TipSet
// Committing
CommitMessage *cid.Cid
}
type sectorUpdate struct {
newState api.SectorState
id uint64
err error
mut func(*SectorInfo)
}
func (m *Miner) sectorStateLoop(ctx context.Context) {
// TODO: restore state
go func() {
defer log.Warn("quitting deal provider loop")
defer close(m.stopped)
for {
select {
case sector := <-m.sectorIncoming:
m.onSectorIncoming(sector)
case update := <-m.sectorUpdated:
m.onSectorUpdated(ctx, update)
case <-m.stop:
return
}
}
}()
}
func (m *Miner) onSectorIncoming(sector *SectorInfo) {
if err := m.sectors.Begin(sector.SectorID, sector); err != nil {
// We may have re-sent the proposal
log.Errorf("deal tracking failed: %s", err)
m.failSector(sector.SectorID, err)
return
}
go func() {
select {
case m.sectorUpdated <- sectorUpdate{
newState: api.Unsealed,
id: sector.SectorID,
}:
case <-m.stop:
log.Warn("failed to send incoming sector update, miner shutting down")
}
}()
}
func (m *Miner) onSectorUpdated(ctx context.Context, update sectorUpdate) {
log.Infof("Sector %d updated state to %s", update.id, api.SectorStateStr(update.newState))
var sector SectorInfo
err := m.sectors.Mutate(update.id, func(s *SectorInfo) error {
s.State = update.newState
if update.mut != nil {
update.mut(s)
}
sector = *s
return nil
})
if update.err != nil {
log.Errorf("sector %d failed: %s", update.id, update.err)
m.failSector(update.id, update.err)
return
}
if err != nil {
m.failSector(update.id, err)
return
}
switch update.newState {
case api.Unsealed:
m.handle(ctx, sector, m.sealPreCommit, api.PreCommitting)
case api.PreCommitting:
m.handle(ctx, sector, m.preCommit, api.PreCommitted)
case api.PreCommitted:
m.handle(ctx, sector, m.preCommitted, api.SectorNoUpdate)
case api.Committing:
m.handle(ctx, sector, m.committing, api.Proving)
}
}
func (m *Miner) failSector(id uint64, err error) {
log.Errorf("sector %d error: %+v", id, err)
panic(err) // todo: better error handling strategy
}
func (m *Miner) SealSector(ctx context.Context, sid uint64) error {
log.Infof("Begin sealing sector %d", sid)
si := &SectorInfo{
State: api.UndefinedSectorState,
SectorID: sid,
}
select {
case m.sectorIncoming <- si:
return nil
case <-ctx.Done():
return xerrors.Errorf("failed to submit sector for sealing, queue full: %w", ctx.Err())
}
}