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eth/downloader: refactor
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parent
1360c80623
commit
6bd6799a1e
1 changed files with 24 additions and 22 deletions
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@ -325,30 +325,25 @@ func (d *Downloader) concurrentFetch(queue typedQueue) error {
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// If the peer was previously banned and failed to deliver its pack
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// in a reasonable time frame, ignore its message.
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if peer := d.peers.Peer(res.Req.Peer); peer != nil {
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// Deliver the received chunk of data and check chain validity
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accepted, err := queue.deliver(peer, res)
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if errors.Is(err, errInvalidChain) {
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res.Done <- err
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res.Req.Close()
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return err
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}
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if errors.Is(err, errInvalidBody) || errors.Is(err, errInvalidReceipt) {
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// Signal the dispatcher with the error to drop the peer.
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res.Done <- err
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res.Req.Close()
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continue
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}
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// Unless a peer delivered something completely else than requested (usually
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// caused by a timed out request which came through in the end), set it to
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// idle. If the delivery's stale, the peer should have already been idled.
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if !errors.Is(err, errStaleDelivery) {
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queue.updateCapacity(peer, accepted, res.Time)
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}
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peer := d.peers.Peer(res.Req.Peer)
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if peer == nil {
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res.Done <- nil
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res.Req.Close()
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continue
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}
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// Signal the dispatcher that the round trip is done.
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res.Done <- nil
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// Deliver the received chunk of data and check chain validity
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accepted, err := queue.deliver(peer, res)
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// Unless a peer delivered something completely else than requested (usually
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// caused by a timed out request which came through in the end), set it to
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// idle. If the delivery's stale, the peer should have already been idled.
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if !errors.Is(err, errStaleDelivery) {
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queue.updateCapacity(peer, accepted, res.Time)
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}
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res.Done <- errorOfRequest(err)
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res.Req.Close()
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if errors.Is(err, errInvalidChain) {
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return err
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}
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case cont := <-queue.waker():
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// The header fetcher sent a continuation flag, check if it's done
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@ -358,3 +353,10 @@ func (d *Downloader) concurrentFetch(queue typedQueue) error {
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}
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}
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}
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func errorOfRequest(err error) error {
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if errors.Is(err, errInvalidBody) || errors.Is(err, errInvalidReceipt) {
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return err
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}
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return nil
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}
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