Пример #1
0
// HaveBlock announces the existance of a block to BitSwap, potentially sending
// it to peers (Partners) whose WantLists include it.
func (bs *BitSwap) HaveBlock(blk *blocks.Block) error {
	go func() {
		for _, ledger := range bs.partners {
			if ledger.WantListContains(blk.Key()) {
				//send block to node
				if ledger.ShouldSend() {
					bs.SendBlock(ledger.Partner, blk)
				}
			}
		}
	}()
	return bs.routing.Provide(blk.Key())
}
Пример #2
0
// AddBlock adds a particular block to the service, Putting it into the datastore.
func (s *BlockService) AddBlock(b *blocks.Block) (u.Key, error) {
	k := b.Key()
	dsk := ds.NewKey(string(k))
	u.DOut("storing [%s] in datastore\n", k.Pretty())
	err := s.Datastore.Put(dsk, b.Data)
	if err != nil {
		return k, err
	}
	if s.Remote != nil {
		err = s.Remote.HaveBlock(b)
	}
	return k, err
}
Пример #3
0
func (bs *BitSwap) blockReceive(p *peer.Peer, blk *blocks.Block) {
	u.DOut("blockReceive: %s\n", blk.Key().Pretty())
	err := bs.datastore.Put(ds.NewKey(string(blk.Key())), blk.Data)
	if err != nil {
		u.PErr("blockReceive error: %v\n", err)
		return
	}

	mes := &swarm.Message{
		Peer: p,
		Data: blk.Data,
	}
	bs.listener.Respond(string(blk.Key()), mes)

	ledger := bs.getLedger(p)
	ledger.ReceivedBytes(len(blk.Data))
}