mirror of
https://gitlab.com/pulsechaincom/prysm-pulse.git
synced 2024-12-25 04:47:18 +00:00
0db690df75
* update naming * replace with updated version * more changes * fixed all tests * build and lint * regen protos * fix test * remove outdated code * prestons review * add chunk size * more fixes to chunked responses * handle eof * fix all tests * abstract into common method * add comment * preston's comments * preston's review * preston's review * lint * add encoding methods * gaz * simplify * simplify * lint * change naming * update * handle eof separately * Apply suggestions from code review Co-Authored-By: Preston Van Loon <preston@prysmaticlabs.com> * remove def * preston's review * preston's review * add unit tests * add delay to fix test
87 lines
2.4 KiB
Go
87 lines
2.4 KiB
Go
package sync
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import (
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"context"
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"io"
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"time"
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libp2pcore "github.com/libp2p/go-libp2p-core"
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"github.com/libp2p/go-libp2p-core/peer"
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"github.com/pkg/errors"
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"github.com/prysmaticlabs/go-ssz"
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)
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// sendRecentBeaconBlocksRequest sends a recent beacon blocks request to a peer to get
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// those corresponding blocks from that peer.
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func (r *RegularSync) sendRecentBeaconBlocksRequest(ctx context.Context, blockRoots [][32]byte, id peer.ID) error {
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ctx, cancel := context.WithTimeout(ctx, 10*time.Second)
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defer cancel()
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stream, err := r.p2p.Send(ctx, blockRoots, id)
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if err != nil {
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return err
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}
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for i := 0; i < len(blockRoots); i++ {
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blk, err := ReadChunkedBlock(stream, r.p2p)
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if err == io.EOF {
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break
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}
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if err != nil {
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log.WithError(err).Error("Unable to retrieve block from stream")
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return err
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}
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r.pendingQueueLock.Lock()
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r.slotToPendingBlocks[blk.Slot] = blk
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blkRoot, err := ssz.SigningRoot(blk)
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if err != nil {
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return err
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}
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r.seenPendingBlocks[blkRoot] = true
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r.pendingQueueLock.Unlock()
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}
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return nil
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}
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// beaconBlocksRootRPCHandler looks up the request blocks from the database from the given block roots.
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func (r *RegularSync) beaconBlocksRootRPCHandler(ctx context.Context, msg interface{}, stream libp2pcore.Stream) error {
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defer stream.Close()
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ctx, cancel := context.WithTimeout(ctx, 5*time.Second)
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defer cancel()
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setRPCStreamDeadlines(stream)
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log := log.WithField("handler", "beacon_blocks_by_root")
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blockRoots := msg.([][32]byte)
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if len(blockRoots) == 0 {
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resp, err := r.generateErrorResponse(responseCodeInvalidRequest, "no block roots provided in request")
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if err != nil {
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log.WithError(err).Error("Failed to generate a response error")
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} else {
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if _, err := stream.Write(resp); err != nil {
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log.WithError(err).Errorf("Failed to write to stream")
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}
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}
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return errors.New("no block roots provided")
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}
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for _, root := range blockRoots {
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blk, err := r.db.Block(ctx, root)
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if err != nil {
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log.WithError(err).Error("Failed to fetch block")
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resp, err := r.generateErrorResponse(responseCodeServerError, genericError)
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if err != nil {
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log.WithError(err).Error("Failed to generate a response error")
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} else {
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if _, err := stream.Write(resp); err != nil {
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log.WithError(err).Errorf("Failed to write to stream")
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}
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}
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return err
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}
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if err := r.chunkWriter(stream, blk); err != nil {
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return err
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}
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}
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return nil
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}
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