feat: plumb through context changes

filestore.go

@@ -115,13 +115,13 @@ func (f *Filestore) AllKeysChan(ctx context.Context) (<-chan cid.Cid, error) {
 // blockstore. As expected, in the case of FileManager blocks, only the
 // reference is deleted, not its contents. It may return
 // ErrNotFound when the block is not stored.
-func (f *Filestore) DeleteBlock(c cid.Cid) error {
-	err1 := f.bs.DeleteBlock(c)
+func (f *Filestore) DeleteBlock(ctx context.Context, c cid.Cid) error {
+	err1 := f.bs.DeleteBlock(ctx, c)
 	if err1 != nil && err1 != blockstore.ErrNotFound {
 		return err1
 	}
 
-	err2 := f.fm.DeleteBlock(c)
+	err2 := f.fm.DeleteBlock(ctx, c)
 	// if we successfully removed something from the blockstore, but the
 	// filestore didnt have it, return success
 
@@ -140,36 +140,36 @@ func (f *Filestore) DeleteBlock(c cid.Cid) error {
 
 // Get retrieves the block with the given Cid. It may return
 // ErrNotFound when the block is not stored.
-func (f *Filestore) Get(c cid.Cid) (blocks.Block, error) {
-	blk, err := f.bs.Get(c)
+func (f *Filestore) Get(ctx context.Context, c cid.Cid) (blocks.Block, error) {
+	blk, err := f.bs.Get(ctx, c)
 	switch err {
 	case nil:
 		return blk, nil
 	case blockstore.ErrNotFound:
-		return f.fm.Get(c)
+		return f.fm.Get(ctx, c)
 	default:
 		return nil, err
 	}
 }
 
 // GetSize returns the size of the requested block. It may return ErrNotFound
 // when the block is not stored.
-func (f *Filestore) GetSize(c cid.Cid) (int, error) {
-	size, err := f.bs.GetSize(c)
+func (f *Filestore) GetSize(ctx context.Context, c cid.Cid) (int, error) {
+	size, err := f.bs.GetSize(ctx, c)
 	switch err {
 	case nil:
 		return size, nil
 	case blockstore.ErrNotFound:
-		return f.fm.GetSize(c)
+		return f.fm.GetSize(ctx, c)
 	default:
 		return -1, err
 	}
 }
 
 // Has returns true if the block with the given Cid is
 // stored in the Filestore.
-func (f *Filestore) Has(c cid.Cid) (bool, error) {
-	has, err := f.bs.Has(c)
+func (f *Filestore) Has(ctx context.Context, c cid.Cid) (bool, error) {
+	has, err := f.bs.Has(ctx, c)
 	if err != nil {
 		return false, err
 	}
@@ -178,15 +178,15 @@ func (f *Filestore) Has(c cid.Cid) (bool, error) {
 		return true, nil
 	}
 
-	return f.fm.Has(c)
+	return f.fm.Has(ctx, c)
 }
 
 // Put stores a block in the Filestore. For blocks of
 // underlying type FilestoreNode, the operation is
 // delegated to the FileManager, while the rest of blocks
 // are handled by the regular blockstore.
-func (f *Filestore) Put(b blocks.Block) error {
-	has, err := f.Has(b.Cid())
+func (f *Filestore) Put(ctx context.Context, b blocks.Block) error {
+	has, err := f.Has(ctx, b.Cid())
 	if err != nil {
 		return err
 	}
@@ -197,20 +197,20 @@ func (f *Filestore) Put(b blocks.Block) error {
 
 	switch b := b.(type) {
 	case *posinfo.FilestoreNode:
-		return f.fm.Put(b)
+		return f.fm.Put(ctx, b)
 	default:
-		return f.bs.Put(b)
+		return f.bs.Put(ctx, b)
 	}
 }
 
 // PutMany is like Put(), but takes a slice of blocks, allowing
 // the underlying blockstore to perform batch transactions.
-func (f *Filestore) PutMany(bs []blocks.Block) error {
+func (f *Filestore) PutMany(ctx context.Context, bs []blocks.Block) error {
 	var normals []blocks.Block
 	var fstores []*posinfo.FilestoreNode
 
 	for _, b := range bs {
-		has, err := f.Has(b.Cid())
+		has, err := f.Has(ctx, b.Cid())
 		if err != nil {
 			return err
 		}
@@ -228,14 +228,14 @@ func (f *Filestore) PutMany(bs []blocks.Block) error {
 	}
 
 	if len(normals) > 0 {
-		err := f.bs.PutMany(normals)
+		err := f.bs.PutMany(ctx, normals)
 		if err != nil {
 			return err
 		}
 	}
 
 	if len(fstores) > 0 {
-		err := f.fm.PutMany(fstores)
+		err := f.fm.PutMany(ctx, fstores)
 		if err != nil {
 			return err
 		}

filestore_test.go

@@ -15,6 +15,8 @@ import (
 	posinfo "github.com/ipfs/go-ipfs-posinfo"
 )
 
+var bg = context.Background()
+
 func newTestFilestore(t *testing.T) (string, *Filestore) {
 	mds := ds.NewMapDatastore()
 
@@ -65,15 +67,15 @@ func TestBasicFilestore(t *testing.T) {
 			Node: dag.NewRawNode(buf[i*10 : (i+1)*10]),
 		}
 
-		err := fs.Put(n)
+		err := fs.Put(bg, n)
 		if err != nil {
 			t.Fatal(err)
 		}
 		cids = append(cids, n.Node.Cid())
 	}
 
 	for i, c := range cids {
-		blk, err := fs.Get(c)
+		blk, err := fs.Get(bg, c)
 		if err != nil {
 			t.Fatal(err)
 		}
@@ -122,7 +124,7 @@ func randomFileAdd(t *testing.T, fs *Filestore, dir string, size int) (string, [
 			},
 			Node: dag.NewRawNode(buf[i*10 : (i+1)*10]),
 		}
-		err := fs.Put(n)
+		err := fs.Put(bg, n)
 		if err != nil {
 			t.Fatal(err)
 		}
@@ -137,15 +139,15 @@ func TestDeletes(t *testing.T) {
 	_, cids := randomFileAdd(t, fs, dir, 100)
 	todelete := cids[:4]
 	for _, c := range todelete {
-		err := fs.DeleteBlock(c)
+		err := fs.DeleteBlock(bg, c)
 		if err != nil {
 			t.Fatal(err)
 		}
 	}
 
 	deleted := make(map[string]bool)
 	for _, c := range todelete {
-		_, err := fs.Get(c)
+		_, err := fs.Get(bg, c)
 		if err != blockstore.ErrNotFound {
 			t.Fatal("expected blockstore not found error")
 		}

fsrefstore.go

@@ -63,7 +63,7 @@ func NewFileManager(ds ds.Batching, root string) *FileManager {
 func (f *FileManager) AllKeysChan(ctx context.Context) (<-chan cid.Cid, error) {
 	q := dsq.Query{KeysOnly: true}
 
-	res, err := f.ds.Query(q)
+	res, err := f.ds.Query(ctx, q)
 	if err != nil {
 		return nil, err
 	}
@@ -97,8 +97,8 @@ func (f *FileManager) AllKeysChan(ctx context.Context) (<-chan cid.Cid, error) {
 
 // DeleteBlock deletes the reference-block from the underlying
 // datastore. It does not touch the referenced data.
-func (f *FileManager) DeleteBlock(c cid.Cid) error {
-	err := f.ds.Delete(dshelp.CidToDsKey(c))
+func (f *FileManager) DeleteBlock(ctx context.Context, c cid.Cid) error {
+	err := f.ds.Delete(ctx, dshelp.CidToDsKey(c))
 	if err == ds.ErrNotFound {
 		return blockstore.ErrNotFound
 	}
@@ -109,12 +109,12 @@ func (f *FileManager) DeleteBlock(c cid.Cid) error {
 // is done in two steps: the first step retrieves the reference
 // block from the datastore. The second step uses the stored
 // path and offsets to read the raw block data directly from disk.
-func (f *FileManager) Get(c cid.Cid) (blocks.Block, error) {
-	dobj, err := f.getDataObj(c)
+func (f *FileManager) Get(ctx context.Context, c cid.Cid) (blocks.Block, error) {
+	dobj, err := f.getDataObj(ctx, c)
 	if err != nil {
 		return nil, err
 	}
-	out, err := f.readDataObj(c, dobj)
+	out, err := f.readDataObj(ctx, c, dobj)
 	if err != nil {
 		return nil, err
 	}
@@ -126,23 +126,23 @@ func (f *FileManager) Get(c cid.Cid) (blocks.Block, error) {
 //
 // This method may successfully return the size even if returning the block
 // would fail because the associated file is no longer available.
-func (f *FileManager) GetSize(c cid.Cid) (int, error) {
-	dobj, err := f.getDataObj(c)
+func (f *FileManager) GetSize(ctx context.Context, c cid.Cid) (int, error) {
+	dobj, err := f.getDataObj(ctx, c)
 	if err != nil {
 		return -1, err
 	}
 	return int(dobj.GetSize_()), nil
 }
 
-func (f *FileManager) readDataObj(c cid.Cid, d *pb.DataObj) ([]byte, error) {
+func (f *FileManager) readDataObj(ctx context.Context, c cid.Cid, d *pb.DataObj) ([]byte, error) {
 	if IsURL(d.GetFilePath()) {
-		return f.readURLDataObj(c, d)
+		return f.readURLDataObj(ctx, c, d)
 	}
 	return f.readFileDataObj(c, d)
 }
 
-func (f *FileManager) getDataObj(c cid.Cid) (*pb.DataObj, error) {
-	o, err := f.ds.Get(dshelp.CidToDsKey(c))
+func (f *FileManager) getDataObj(ctx context.Context, c cid.Cid) (*pb.DataObj, error) {
+	o, err := f.ds.Get(ctx, dshelp.CidToDsKey(c))
 	switch err {
 	case ds.ErrNotFound:
 		return nil, blockstore.ErrNotFound
@@ -207,12 +207,12 @@ func (f *FileManager) readFileDataObj(c cid.Cid, d *pb.DataObj) ([]byte, error)
 }
 
 // reads and verifies the block from URL
-func (f *FileManager) readURLDataObj(c cid.Cid, d *pb.DataObj) ([]byte, error) {
+func (f *FileManager) readURLDataObj(ctx context.Context, c cid.Cid, d *pb.DataObj) ([]byte, error) {
 	if !f.AllowUrls {
 		return nil, ErrUrlstoreNotEnabled
 	}
 
-	req, err := http.NewRequest("GET", d.GetFilePath(), nil)
+	req, err := http.NewRequestWithContext(ctx, "GET", d.GetFilePath(), nil)
 	if err != nil {
 		return nil, err
 	}
@@ -252,24 +252,24 @@ func (f *FileManager) readURLDataObj(c cid.Cid, d *pb.DataObj) ([]byte, error) {
 
 // Has returns if the FileManager is storing a block reference. It does not
 // validate the data, nor checks if the reference is valid.
-func (f *FileManager) Has(c cid.Cid) (bool, error) {
+func (f *FileManager) Has(ctx context.Context, c cid.Cid) (bool, error) {
 	// NOTE: interesting thing to consider. Has doesnt validate the data.
 	// So the data on disk could be invalid, and we could think we have it.
 	dsk := dshelp.CidToDsKey(c)
-	return f.ds.Has(dsk)
+	return f.ds.Has(ctx, dsk)
 }
 
 type putter interface {
-	Put(ds.Key, []byte) error
+	Put(context.Context, ds.Key, []byte) error
 }
 
 // Put adds a new reference block to the FileManager. It does not check
 // that the reference is valid.
-func (f *FileManager) Put(b *posinfo.FilestoreNode) error {
-	return f.putTo(b, f.ds)
+func (f *FileManager) Put(ctx context.Context, b *posinfo.FilestoreNode) error {
+	return f.putTo(ctx, b, f.ds)
 }
 
-func (f *FileManager) putTo(b *posinfo.FilestoreNode, to putter) error {
+func (f *FileManager) putTo(ctx context.Context, b *posinfo.FilestoreNode, to putter) error {
 	var dobj pb.DataObj
 
 	if IsURL(b.PosInfo.FullPath) {
@@ -300,24 +300,24 @@ func (f *FileManager) putTo(b *posinfo.FilestoreNode, to putter) error {
 		return err
 	}
 
-	return to.Put(dshelp.CidToDsKey(b.Cid()), data)
+	return to.Put(ctx, dshelp.CidToDsKey(b.Cid()), data)
 }
 
 // PutMany is like Put() but takes a slice of blocks instead,
 // allowing it to create a batch transaction.
-func (f *FileManager) PutMany(bs []*posinfo.FilestoreNode) error {
-	batch, err := f.ds.Batch()
+func (f *FileManager) PutMany(ctx context.Context, bs []*posinfo.FilestoreNode) error {
+	batch, err := f.ds.Batch(ctx)
 	if err != nil {
 		return err
 	}
 
 	for _, b := range bs {
-		if err := f.putTo(b, batch); err != nil {
+		if err := f.putTo(ctx, b, batch); err != nil {
 			return err
 		}
 	}
 
-	return batch.Commit()
+	return batch.Commit(ctx)
 }
 
 // IsURL returns true if the string represents a valid URL that the

go.mod

@@ -3,13 +3,13 @@ module github.com/ipfs/go-filestore
 go 1.12
 
 require (
-	github.com/gogo/protobuf v1.3.1
-	github.com/ipfs/go-block-format v0.0.2
-	github.com/ipfs/go-cid v0.0.3
-	github.com/ipfs/go-datastore v0.3.1
-	github.com/ipfs/go-ipfs-blockstore v0.1.0
-	github.com/ipfs/go-ipfs-ds-help v0.0.1
+	github.com/gogo/protobuf v1.3.2
+	github.com/ipfs/go-block-format v0.0.3
+	github.com/ipfs/go-cid v0.0.7
+	github.com/ipfs/go-datastore v0.5.0
+	github.com/ipfs/go-ipfs-blockstore v0.2.1
+	github.com/ipfs/go-ipfs-ds-help v0.1.1
 	github.com/ipfs/go-ipfs-posinfo v0.0.1
-	github.com/ipfs/go-log v0.0.1
-	github.com/ipfs/go-merkledag v0.3.1
+	github.com/ipfs/go-log v1.0.5
+	github.com/ipfs/go-merkledag v0.5.1
 )