Add api to get active tasks

manager.go

@@ -166,7 +166,10 @@ func (m *Manager) AddWorker(ctx context.Context, w Worker) error {
 	}
 
 	m.sched.newWorkers <- &workerHandle{
-		w:         w,
+		w: w,
+		wt: &workTracker{
+			running: map[uint64]storiface.WorkerJob{},
+		},
 		info:      info,
 		preparing: &activeResources{},
 		active:    &activeResources{},

sched.go

@@ -82,6 +82,9 @@ type workerHandle struct {
 	preparing *activeResources
 	active    *activeResources
 
+	// stats / tracking
+	wt *workTracker
+
 	// for sync manager goroutine closing
 	cleanupStarted bool
 	closedMgr      chan struct{}
@@ -486,7 +489,7 @@ func (sh *scheduler) assignWorker(taskDone chan struct{}, wid WorkerID, w *worke
 	w.preparing.add(w.info.Resources, needRes)
 
 	go func() {
-		err := req.prepare(req.ctx, w.w)
+		err := req.prepare(req.ctx, w.wt.worker(w.w))
 		sh.workersLk.Lock()
 
 		if err != nil {
@@ -519,7 +522,7 @@ func (sh *scheduler) assignWorker(taskDone chan struct{}, wid WorkerID, w *worke
 			case <-sh.closing:
 			}
 
-			err = req.work(req.ctx, w.w)
+			err = req.work(req.ctx, w.wt.worker(w.w))
 
 			select {
 			case req.ret <- workerResponse{err: err}:

sched_test.go

@@ -156,7 +156,10 @@ func addTestWorker(t *testing.T, sched *scheduler, index *stores.Index, name str
 	require.NoError(t, err)
 
 	sched.newWorkers <- &workerHandle{
-		w:         w,
+		w: w,
+		wt: &workTracker{
+			running: map[uint64]storiface.WorkerJob{},
+		},
 		info:      info,
 		preparing: &activeResources{},
 		active:    &activeResources{},

sealtasks/task.go

@@ -28,6 +28,30 @@ var order = map[TaskType]int{
 	TTReadUnsealed: 0,
 }
 
+var shortNames = map[TaskType]string{
+	TTAddPiece: "AP ",
+
+	TTPreCommit1: "PC1",
+	TTPreCommit2: "PC2",
+	TTCommit1:    "C1 ",
+	TTCommit2:    "C2 ",
+
+	TTFinalize: "FIN",
+
+	TTFetch:        "GET",
+	TTUnseal:       "UNS",
+	TTReadUnsealed: "RD ",
+}
+
 func (a TaskType) Less(b TaskType) bool {
 	return order[a] < order[b]
 }
+
+func (a TaskType) Short() string {
+	n, ok := shortNames[a]
+	if !ok {
+		return "UNK"
+	}
+
+	return n
+}

stats.go

@@ -20,3 +20,16 @@ func (m *Manager) WorkerStats() map[uint64]storiface.WorkerStats {
 
 	return out
 }
+
+func (m *Manager) WorkerJobs() map[uint64][]storiface.WorkerJob {
+	m.sched.workersLk.Lock()
+	defer m.sched.workersLk.Unlock()
+
+	out := map[uint64][]storiface.WorkerJob{}
+
+	for id, handle := range m.sched.workers {
+		out[uint64(id)] = handle.wt.Running()
+	}
+
+	return out
+}

storiface/worker.go

@@ -1,5 +1,12 @@
 package storiface
 
+import (
+	"time"
+
+	"github.com/filecoin-project/sector-storage/sealtasks"
+	"github.com/filecoin-project/specs-actors/actors/abi"
+)
+
 type WorkerInfo struct {
 	Hostname string
 
@@ -24,3 +31,11 @@ type WorkerStats struct {
 	GpuUsed    bool
 	CpuUse     uint64
 }
+
+type WorkerJob struct {
+	ID     uint64
+	Sector abi.SectorID
+	Task   sealtasks.TaskType
+
+	Start time.Time
+}

work_tracker.go

@@ -0,0 +1,129 @@
+package sectorstorage
+
+import (
+	"context"
+	"io"
+	"sync"
+	"time"
+
+	"github.com/ipfs/go-cid"
+
+	"github.com/filecoin-project/specs-actors/actors/abi"
+	"github.com/filecoin-project/specs-storage/storage"
+
+	"github.com/filecoin-project/sector-storage/sealtasks"
+	"github.com/filecoin-project/sector-storage/stores"
+	"github.com/filecoin-project/sector-storage/storiface"
+)
+
+type workTracker struct {
+	lk sync.Mutex
+
+	ctr     uint64
+	running map[uint64]storiface.WorkerJob
+
+	// TODO: done, aggregate stats, queue stats, scheduler feedback
+}
+
+func (wt *workTracker) track(sid abi.SectorID, task sealtasks.TaskType) func() {
+	wt.lk.Lock()
+	defer wt.lk.Unlock()
+
+	id := wt.ctr
+	wt.ctr++
+
+	wt.running[id] = storiface.WorkerJob{
+		ID:     id,
+		Sector: sid,
+		Task:   task,
+		Start:  time.Now(),
+	}
+
+	return func() {
+		wt.lk.Lock()
+		defer wt.lk.Unlock()
+
+		delete(wt.running, id)
+	}
+}
+
+func (wt *workTracker) worker(w Worker) Worker {
+	return &trackedWorker{
+		Worker:  w,
+		tracker: wt,
+	}
+}
+
+func (wt *workTracker) Running() []storiface.WorkerJob {
+	wt.lk.Lock()
+	defer wt.lk.Unlock()
+
+	out := make([]storiface.WorkerJob, 0, len(wt.running))
+	for _, job := range wt.running {
+		out = append(out, job)
+	}
+
+	return out
+}
+
+type trackedWorker struct {
+	Worker
+
+	tracker *workTracker
+}
+
+func (t *trackedWorker) SealPreCommit1(ctx context.Context, sector abi.SectorID, ticket abi.SealRandomness, pieces []abi.PieceInfo) (storage.PreCommit1Out, error) {
+	defer t.tracker.track(sector, sealtasks.TTPreCommit1)()
+
+	return t.Worker.SealPreCommit1(ctx, sector, ticket, pieces)
+}
+
+func (t *trackedWorker) SealPreCommit2(ctx context.Context, sector abi.SectorID, pc1o storage.PreCommit1Out) (storage.SectorCids, error) {
+	defer t.tracker.track(sector, sealtasks.TTPreCommit2)()
+
+	return t.Worker.SealPreCommit2(ctx, sector, pc1o)
+}
+
+func (t *trackedWorker) SealCommit1(ctx context.Context, sector abi.SectorID, ticket abi.SealRandomness, seed abi.InteractiveSealRandomness, pieces []abi.PieceInfo, cids storage.SectorCids) (storage.Commit1Out, error) {
+	defer t.tracker.track(sector, sealtasks.TTCommit1)()
+
+	return t.Worker.SealCommit1(ctx, sector, ticket, seed, pieces, cids)
+}
+
+func (t *trackedWorker) SealCommit2(ctx context.Context, sector abi.SectorID, c1o storage.Commit1Out) (storage.Proof, error) {
+	defer t.tracker.track(sector, sealtasks.TTCommit2)()
+
+	return t.Worker.SealCommit2(ctx, sector, c1o)
+}
+
+func (t *trackedWorker) FinalizeSector(ctx context.Context, sector abi.SectorID, keepUnsealed []storage.Range) error {
+	defer t.tracker.track(sector, sealtasks.TTFinalize)()
+
+	return t.Worker.FinalizeSector(ctx, sector, keepUnsealed)
+}
+
+func (t *trackedWorker) AddPiece(ctx context.Context, sector abi.SectorID, pieceSizes []abi.UnpaddedPieceSize, newPieceSize abi.UnpaddedPieceSize, pieceData storage.Data) (abi.PieceInfo, error) {
+	defer t.tracker.track(sector, sealtasks.TTAddPiece)()
+
+	return t.Worker.AddPiece(ctx, sector, pieceSizes, newPieceSize, pieceData)
+}
+
+func (t *trackedWorker) Fetch(ctx context.Context, s abi.SectorID, ft stores.SectorFileType, ptype stores.PathType, am stores.AcquireMode) error {
+	defer t.tracker.track(s, sealtasks.TTFetch)()
+
+	return t.Worker.Fetch(ctx, s, ft, ptype, am)
+}
+
+func (t *trackedWorker) UnsealPiece(ctx context.Context, id abi.SectorID, index storiface.UnpaddedByteIndex, size abi.UnpaddedPieceSize, randomness abi.SealRandomness, cid cid.Cid) error {
+	defer t.tracker.track(id, sealtasks.TTUnseal)()
+
+	return t.Worker.UnsealPiece(ctx, id, index, size, randomness, cid)
+}
+
+func (t *trackedWorker) ReadPiece(ctx context.Context, writer io.Writer, id abi.SectorID, index storiface.UnpaddedByteIndex, size abi.UnpaddedPieceSize) error {
+	defer t.tracker.track(id, sealtasks.TTReadUnsealed)()
+
+	return t.Worker.ReadPiece(ctx, writer, id, index, size)
+}
+
+var _ Worker = &trackedWorker{}