mirror of
https://gitlab.com/pulsechaincom/prysm-pulse.git
synced 2024-12-26 05:17:22 +00:00
3f0d1c1d41
* checkpoint * checkpoint * varint prefix for ssz * move the encoding API around a little bit to support reader writer * add a simple test for the happy path subscribe * move wait timeout to testutil * Add inverted topic mapping * Add varint prefixing to ssz network encoder * fix spacing * fix comments * fix comments * make anon methods more clear * clean up log fields * move topic mapping, reformat TODOs, get ready for brutal team review * lint * lint * lint * Update beacon-chain/p2p/gossip_topic_mappings.go Co-Authored-By: Nishant Das <nishdas93@gmail.com> * PR feedback * PR feedback * PR feedback * PR feedback * PR feedback * basic test with a hardcoded fork choice * updated beacon config to use genesis fork version * checkpoint on hello handler * create a testing db method that can be used with the new database interface * lint * lint * PR feedback * checkpoint * passing tests * comments, errors * comments, errors * remove swarm * Add basic sanity test, naive implementation * add test with real data
66 lines
1.9 KiB
Go
66 lines
1.9 KiB
Go
package sync
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import (
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"context"
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"time"
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"github.com/gogo/protobuf/proto"
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libp2pcore "github.com/libp2p/go-libp2p-core"
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"github.com/pkg/errors"
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"github.com/prysmaticlabs/prysm/beacon-chain/db/filters"
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pb "github.com/prysmaticlabs/prysm/proto/beacon/p2p/v1"
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)
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// beaconBlocksRPCHandler looks up the request blocks from the database from a given start block.
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func (r *RegularSync) beaconBlocksRPCHandler(ctx context.Context, msg proto.Message, 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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m := msg.(*pb.BeaconBlocksRequest)
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startSlot := m.HeadSlot
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endSlot := startSlot + (m.Step * m.Count)
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// TODO(3147): Update this with reasonable constraints.
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if endSlot-startSlot > 1000 || m.Step == 0 {
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resp, err := r.generateErrorResponse(responseCodeInvalidRequest, "invalid range or step")
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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("invalid range or step")
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}
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// TODO(3147): Only return canonical blocks.
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blks, err := r.db.Blocks(ctx, filters.NewFilter().SetStartSlot(startSlot).SetEndSlot(endSlot))
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if err != nil {
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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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ret := &pb.BeaconBlocksResponse{}
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for _, blk := range blks {
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if (blk.Slot-startSlot)%m.Step == 0 {
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ret.Blocks = append(ret.Blocks, blk)
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}
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}
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if _, err := stream.Write([]byte{responseCodeSuccess}); err != nil {
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log.WithError(err).Error("Failed to write to stream")
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}
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_, err = r.p2p.Encoding().Encode(stream, ret)
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return err
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}
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