feat(bitswap) ACTIVATE FULL CONCURRENCY cap'n

fix(bitswap) Put synchronously. Then notify async

exchange/bitswap/bitswap.go

@@ -62,6 +62,7 @@ type bitswap struct {
 func (bs *bitswap) Block(parent context.Context, k u.Key) (*blocks.Block, error) {
 
 	ctx, cancelFunc := context.WithCancel(parent)
+	// TODO add to wantlist
 	promise := bs.notifications.Subscribe(ctx, k)
 
 	go func() {
@@ -69,8 +70,8 @@ func (bs *bitswap) Block(parent context.Context, k u.Key) (*blocks.Block, error)
 		peersToQuery := bs.routing.FindProvidersAsync(ctx, k, maxProviders)
 		message := bsmsg.New()
 		message.AppendWanted(k)
-		for i := range peersToQuery {
-			func(p *peer.Peer) {
+		for iiiii := range peersToQuery {
+			go func(p *peer.Peer) {
 				response, err := bs.sender.SendRequest(ctx, p, message)
 				if err != nil {
 					return
@@ -84,13 +85,14 @@ func (bs *bitswap) Block(parent context.Context, k u.Key) (*blocks.Block, error)
 					return
 				}
 				bs.ReceiveMessage(ctx, p, response)
-			}(i)
+			}(iiiii)
 		}
 	}()
 
 	select {
 	case block := <-promise:
 		cancelFunc()
+		// TODO remove from wantlist
 		return &block, nil
 	case <-parent.Done():
 		return nil, parent.Err()
@@ -115,18 +117,17 @@ func (bs *bitswap) ReceiveMessage(
 		return nil, nil, errors.New("Received nil Message")
 	}
 
-	bs.strategy.MessageReceived(p, incoming)
+	bs.strategy.MessageReceived(p, incoming) // FIRST
 
 	for _, block := range incoming.Blocks() {
-		err := bs.blockstore.Put(block) // FIXME(brian): err ignored
-		if err != nil {
-			return nil, nil, err
-		}
-		bs.notifications.Publish(block)
-		err = bs.HasBlock(ctx, block) // FIXME err ignored
-		if err != nil {
-			return nil, nil, err
+		// TODO verify blocks?
+		if err := bs.blockstore.Put(block); err != nil {
+			continue // FIXME(brian): err ignored
 		}
+		go bs.notifications.Publish(block)
+		go func() {
+			_ = bs.HasBlock(ctx, block) // FIXME err ignored
+		}()
 	}
 
 	for _, key := range incoming.Wantlist() {
@@ -148,7 +149,7 @@ func (bs *bitswap) ReceiveMessage(
 // sent
 func (bs *bitswap) send(ctx context.Context, p *peer.Peer, m bsmsg.BitSwapMessage) {
 	bs.sender.SendMessage(ctx, p, m)
-	bs.strategy.MessageSent(p, m)
+	go bs.strategy.MessageSent(p, m)
 }
 
 func (bs *bitswap) sendToPeersThatWant(ctx context.Context, block blocks.Block) {
@@ -157,7 +158,7 @@ func (bs *bitswap) sendToPeersThatWant(ctx context.Context, block blocks.Block)
 			if bs.strategy.ShouldSendBlockToPeer(block.Key(), p) {
 				message := bsmsg.New()
 				message.AppendBlock(block)
-				bs.send(ctx, p, message)
+				go bs.send(ctx, p, message)
 			}
 		}
 	}