Exemplo n.º 1
0
// Perform the actual add & pin locally, outputting results to reader
func add(n *core.IpfsNode, reader io.Reader, useTrickle bool, chunker string) (*dag.Node, error) {
	chnk, err := chunk.FromString(reader, chunker)
	if err != nil {
		return nil, err
	}

	var node *dag.Node
	if useTrickle {
		node, err = importer.BuildTrickleDagFromReader(
			n.DAG,
			chnk,
			importer.PinIndirectCB(n.Pinning.GetManual()),
		)
	} else {
		node, err = importer.BuildDagFromReader(
			n.DAG,
			chnk,
			importer.PinIndirectCB(n.Pinning.GetManual()),
		)
	}

	if err != nil {
		return nil, err
	}

	return node, nil
}
Exemplo n.º 2
0
func randObj(t *testing.T, nd *core.IpfsNode, size int64) (*dag.Node, []byte) {
	buf := make([]byte, size)
	u.NewTimeSeededRand().Read(buf)
	read := bytes.NewReader(buf)
	obj, err := importer.BuildTrickleDagFromReader(nd.DAG, chunk.DefaultSplitter(read), nil)
	if err != nil {
		t.Fatal(err)
	}

	return obj, buf
}
Exemplo n.º 3
0
func getNode(t testing.TB, dserv mdag.DAGService, size int64, pinner pin.ManualPinner) ([]byte, *mdag.Node) {
	in := io.LimitReader(u.NewTimeSeededRand(), size)
	node, err := imp.BuildTrickleDagFromReader(dserv, sizeSplitterGen(500)(in), imp.BasicPinnerCB(pinner))
	if err != nil {
		t.Fatal(err)
	}

	dr, err := uio.NewDagReader(context.Background(), node, dserv)
	if err != nil {
		t.Fatal(err)
	}

	b, err := ioutil.ReadAll(dr)
	if err != nil {
		t.Fatal(err)
	}

	return b, node
}