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eth/downloader: fix timeout resurrection panic (#26652)

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* common/prque, eth/downloader: fix timeout resurrection panic

* common/prque: revert -1 hack for les, temporaryly!
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Péter Szilágyi 2023-02-09 14:56:15 +02:00 committed by GitHub
parent da3c974c36
commit 3086c256c9
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1 changed files with 3 additions and 2 deletions
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5
eth/downloader/fetchers_concurrent.go
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@ -280,13 +280,14 @@ func (d *Downloader) concurrentFetch(queue typedQueue, beaconMode bool) error {
// overloading it further. // overloading it further.
delete(pending, req.Peer) delete(pending, req.Peer)
stales[req.Peer] = req stales[req.Peer] = req
delete(ordering, req)
timeouts.Pop() timeouts.Pop() // Popping an item will reorder indices in `ordering`, delete after, otherwise will resurrect!
if timeouts.Size() > 0 { if timeouts.Size() > 0 {
_, exp := timeouts.Peek() _, exp := timeouts.Peek()
timeout.Reset(time.Until(time.Unix(0, -exp))) timeout.Reset(time.Until(time.Unix(0, -exp)))
} }
delete(ordering, req)
// New timeout potentially set if there are more requests pending, // New timeout potentially set if there are more requests pending,
// reschedule the failed one to a free peer // reschedule the failed one to a free peer
fails := queue.unreserve(req.Peer) fails := queue.unreserve(req.Peer)