Ejemplo n.º 1
0
func (n *Node) Mkdir(req *fuse.MkdirRequest, intr fs.Intr) (fs.Node, fuse.Error) {
	log.Debug("Got mkdir request!")
	dagnd := &mdag.Node{Data: ft.FolderPBData()}
	nnode := n.Nd.Copy()
	nnode.AddNodeLink(req.Name, dagnd)

	child := &Node{
		Ipfs: n.Ipfs,
		Nd:   dagnd,
		name: req.Name,
	}

	if n.nsRoot == nil {
		child.nsRoot = n
	} else {
		child.nsRoot = n.nsRoot
	}

	if n.parent != nil {
		err := n.parent.update(n.name, nnode)
		if err != nil {
			log.Criticalf("Error updating node: %s", err)
			return nil, err
		}
	}
	n.Nd = nnode

	n.wasChanged()

	return child, nil
}
Ejemplo n.º 2
0
func addDir(n *core.IpfsNode, dir cmds.File, added *AddOutput) (*dag.Node, error) {
	log.Infof("adding directory: %s", dir.FileName())

	tree := &dag.Node{Data: ft.FolderPBData()}

	for {
		file, err := dir.NextFile()
		if err != nil && err != io.EOF {
			return nil, err
		}
		if file == nil {
			break
		}

		node, err := addFile(n, file, added)
		if err != nil {
			return nil, err
		}

		_, name := path.Split(file.FileName())

		err = tree.AddNodeLink(name, node)
		if err != nil {
			return nil, err
		}
	}

	err := addDagnode(added, dir.FileName(), tree)
	if err != nil {
		return nil, err
	}

	err = addNode(n, tree)
	if err != nil {
		return nil, err
	}

	return tree, nil
}
Ejemplo n.º 3
0
func CreateRoot(n *core.IpfsNode, keys []ci.PrivKey, ipfsroot string) (*Root, error) {
	root := new(Root)
	root.LocalDirs = make(map[string]*Node)
	root.Ipfs = n
	abspath, err := filepath.Abs(ipfsroot)
	if err != nil {
		return nil, err
	}
	root.IpfsRoot = abspath

	root.Keys = keys

	if len(keys) == 0 {
		log.Warning("No keys given for ipns root creation")
	} else {
		k := keys[0]
		pub := k.GetPublic()
		hash, err := pub.Hash()
		if err != nil {
			log.Errorf("Read Root Error: %s", err)
			return nil, err
		}
		root.LocalLink = &Link{u.Key(hash).Pretty()}
	}

	for _, k := range keys {
		hash, err := k.GetPublic().Hash()
		if err != nil {
			log.Error("failed to hash public key.")
			continue
		}
		name := u.Key(hash).Pretty()
		nd := new(Node)
		nd.Ipfs = n
		nd.key = k
		nd.repub = NewRepublisher(nd, shortRepublishTimeout, longRepublishTimeout)

		go nd.repub.Run()

		pointsTo, err := n.Namesys.Resolve(name)
		if err != nil {
			log.Warning("Could not resolve value for local ipns entry, providing empty dir")
			nd.Nd = &mdag.Node{Data: ft.FolderPBData()}
			root.LocalDirs[name] = nd
			continue
		}

		if !u.IsValidHash(pointsTo) {
			log.Criticalf("Got back bad data from namesys resolve! [%s]", pointsTo)
			return nil, nil
		}

		node, err := n.Resolver.ResolvePath(pointsTo)
		if err != nil {
			log.Warning("Failed to resolve value from ipns entry in ipfs")
			continue
		}

		nd.Nd = node
		root.LocalDirs[name] = nd
	}

	return root, nil
}