Exemple #1
0
func (st *Store) pinOp(repoPath string, doUnpin bool) error {
	node, err := st.fs.LookupNode(repoPath)
	if err != nil {
		return err
	}

	var pinMe []Node

	err = Walk(node, true, func(child Node) error {
		if child.GetType() == NodeTypeFile {
			pinMe = append(pinMe, child)
		}

		return nil
	})

	if err != nil {
		return err
	}

	fn := st.IPFS.Pin
	if doUnpin {
		fn = st.IPFS.Unpin
	}

	var errs util.Errors
	for _, toPin := range pinMe {
		if err := fn(toPin.Hash().Multihash); err != nil {
			errs = append(errs, err)
		}
	}

	return errs.ToErr()
}
Exemple #2
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// Close the complete conversation pool and free resources.
func (cp *conversationPool) Close() error {
	var errs util.Errors

	// Make sure we kill down the go routines
	// in newConversationPool to prevent leaks.
	cp.updateTicker.Stop()

	cp.mu.Lock()
	defer cp.mu.Unlock()

	// Set changeCh to nil, so potential remote
	// events notice that the pool was closed.
	close(cp.changeCh)
	cp.changeCh = nil

	// Close all conversations. Does not need to be done by Layer.
	for _, cnv := range cp.open {
		if err := cnv.Close(); err != nil {
			errs = append(errs, err)
		}
	}

	// Reset conversations maps:
	cp.open = make(map[id.ID]Conversation)
	cp.heartbeat = make(map[id.ID]*ipfsutil.Pinger)
	return errs.ToErr()
}
Exemple #3
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// Disconnect closes the connection pool and
// resets the connector to the state it had after NewConnector().
func (cn *Connector) Disconnect() error {
	errs := util.Errors{}
	if err := cn.cp.Close(); err != nil {
		errs = append(errs, err)
	}

	if err := cn.layer.Disconnect(); err != nil {
		errs = append(errs, err)
	}

	return errs.ToErr()
}
Exemple #4
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// broadcast implements the actual network broadcasting.
// It just sends the request over all conversations in the pool.
func (cn *Connector) broadcast(req *wire.Request) error {
	var errs util.Errors

	req.ID = 0

	for cnv := range cn.cp.Iter() {
		if err := cnv.SendAsync(req, nil); err != nil {
			errs = append(errs, err)
		}
	}

	return errs.ToErr()
}
Exemple #5
0
// Remove will purge a file locally on this node.
// If `recursive` is true and if `path` is a directory, all files
// in it will be removed. If `recursive` is false, ErrNotEmpty will
// be returned upon non-empty directories.
func (st *Store) Remove(repoPath string, recursive bool) error {
	st.mu.Lock()
	defer st.mu.Unlock()

	repoPath = prefixSlash(repoPath)
	node, err := st.fs.LookupNode(repoPath)
	if err != nil {
		return err
	}

	if node.GetType() == NodeTypeDirectory && node.NChildren() > 0 && !recursive {
		return ErrNotEmpty
	}

	toBeRemoved := []Node{}

	err = Walk(node, true, func(child Node) error {
		toBeRemoved = append(toBeRemoved, child)
		return nil
	})

	if err != nil {
		return err
	}

	// Only kill the link of the node to it's parent. If `node` is a directory
	// it already contains the hashes of it's children.
	parentNode, err := node.Parent()
	if err != nil {
		return err
	}

	parent, ok := parentNode.(*Directory)
	if !ok {
		return ErrBadNode
	}

	if err := parent.RemoveChild(node); err != nil {
		return err
	}

	if err := st.fs.StageNode(parent); err != nil {
		return err
	}

	errs := util.Errors{}
	for _, child := range toBeRemoved {
		childPath := NodePath(child)
		if err = st.makeCheckpointByOwner(child.ID(), child.Hash(), nil, childPath, childPath); err != nil {
			return err
		}

		if child.GetType() == NodeTypeFile {
			if err := st.IPFS.Unpin(child.Hash().Multihash); err != nil {
				errs = append(errs, err)
			}
		}
	}

	return errs.ToErr()
}