lotus/chain/sub/incoming.go
2019-12-11 21:41:24 +01:00

90 lines
2.5 KiB
Go

package sub
import (
"context"
"time"
logging "github.com/ipfs/go-log"
pubsub "github.com/libp2p/go-libp2p-pubsub"
"github.com/filecoin-project/lotus/chain"
"github.com/filecoin-project/lotus/chain/messagepool"
"github.com/filecoin-project/lotus/chain/types"
)
var log = logging.Logger("sub")
func HandleIncomingBlocks(ctx context.Context, bsub *pubsub.Subscription, s *chain.Syncer) {
for {
msg, err := bsub.Next(ctx)
if err != nil {
if ctx.Err() != nil {
log.Warn("quitting HandleIncomingBlocks loop")
return
}
log.Error("error from block subscription: ", err)
continue
}
blk, err := types.DecodeBlockMsg(msg.GetData())
if err != nil {
log.Error("got invalid block over pubsub: ", err)
continue
}
go func() {
log.Infof("New block over pubsub: %s", blk.Cid())
start := time.Now()
log.Debug("about to fetch messages for block from pubsub")
bmsgs, err := s.Bsync.FetchMessagesByCids(context.TODO(), blk.BlsMessages)
if err != nil {
log.Errorf("failed to fetch all bls messages for block received over pubusb: %s", err)
return
}
smsgs, err := s.Bsync.FetchSignedMessagesByCids(context.TODO(), blk.SecpkMessages)
if err != nil {
log.Errorf("failed to fetch all secpk messages for block received over pubusb: %s", err)
return
}
took := time.Since(start)
log.Infow("new block over pubsub", "cid", blk.Header.Cid(), "source", msg.GetFrom(), "msgfetch", took)
if delay := time.Now().Unix() - int64(blk.Header.Timestamp); delay > 5 {
log.Warnf("Received block with large delay %d from miner %s", delay, blk.Header.Miner)
}
s.InformNewBlock(msg.GetFrom(), &types.FullBlock{
Header: blk.Header,
BlsMessages: bmsgs,
SecpkMessages: smsgs,
})
}()
}
}
func HandleIncomingMessages(ctx context.Context, mpool *messagepool.MessagePool, msub *pubsub.Subscription) {
for {
msg, err := msub.Next(ctx)
if err != nil {
log.Warn("error from message subscription: ", err)
if ctx.Err() != nil {
log.Warn("quitting HandleIncomingMessages loop")
return
}
continue
}
m, err := types.DecodeSignedMessage(msg.GetData())
if err != nil {
log.Errorf("got incorrectly formatted Message: %s", err)
continue
}
if err := mpool.Add(m); err != nil {
log.Warnf("failed to add message from network to message pool (From: %s, To: %s, Nonce: %d, Value: %s): %s", m.Message.From, m.Message.To, m.Message.Nonce, types.FIL(m.Message.Value), err)
continue
}
}
}