feat: node warmup time for pull/pushsync protocols

cmd/bee/cmd/cmd.go

@@ -11,6 +11,7 @@ import (
 	"os"
 	"path/filepath"
 	"strings"
+	"time"
 
 	"github.com/ethersphere/bee/pkg/logging"
 	"github.com/ethersphere/bee/pkg/swarm"
@@ -64,6 +65,7 @@ const (
 	optionNameFullNode                   = "full-node"
 	optionNamePostageContractAddress     = "postage-stamp-address"
 	optionNameBlockTime                  = "block-time"
+	optionWarmUpTime                     = "warmup-time"
 )
 
 func init() {
@@ -236,6 +238,7 @@ func (c *command) setAllFlags(cmd *cobra.Command) {
 	cmd.Flags().String(optionNameTransactionHash, "", "proof-of-identity transaction hash")
 	cmd.Flags().Uint64(optionNameBlockTime, 15, "chain block time")
 	cmd.Flags().String(optionNameSwapDeploymentGasPrice, "", "gas price in wei to use for deployment and funding")
+	cmd.Flags().Duration(optionWarmUpTime, time.Minute*10, "time to warmup the node before pull/push protocols can be kicked off.")
 }
 
 func newLogger(cmd *cobra.Command, verbosity string) (logging.Logger, error) {

cmd/bee/cmd/start.go

@@ -154,6 +154,7 @@ Welcome to the Swarm.... Bzzz Bzzzz Bzzzz
 				PostageContractAddress:     c.config.GetString(optionNamePostageContractAddress),
 				BlockTime:                  c.config.GetUint64(optionNameBlockTime),
 				DeployGasPrice:             c.config.GetString(optionNameSwapDeploymentGasPrice),
+				WarmupTime:                 c.config.GetDuration(optionWarmUpTime),
 			})
 			if err != nil {
 				return err

pkg/node/node.go

@@ -146,6 +146,7 @@ type Options struct {
 	PriceOracleAddress         string
 	BlockTime                  uint64
 	DeployGasPrice             string
+	WarmupTime                 time.Duration
 }
 
 const (
@@ -173,6 +174,12 @@ func NewBee(addr string, swarmAddress swarm.Address, publicKey ecdsa.PublicKey,
 		}
 	}()
 
+	// light nodes have zero warmup time for pull/pushsync protocols
+	warmupTime := o.WarmupTime
+	if !o.FullNodeMode {
+		warmupTime = 0
+	}
+
 	b = &Bee{
 		p2pCancel:      p2pCancel,
 		errorLogWriter: logger.WriterLevel(logrus.ErrorLevel),
@@ -559,7 +566,7 @@ func NewBee(addr string, swarmAddress swarm.Address, publicKey ecdsa.PublicKey,
 
 	pinningService := pinning.NewService(storer, stateStore, traversalService)
 
-	pushSyncProtocol := pushsync.New(swarmAddress, p2ps, storer, kad, tagService, o.FullNodeMode, pssService.TryUnwrap, validStamp, logger, acc, pricer, signer, tracer)
+	pushSyncProtocol := pushsync.New(swarmAddress, p2ps, storer, kad, tagService, o.FullNodeMode, pssService.TryUnwrap, validStamp, logger, acc, pricer, signer, tracer, warmupTime)
 
 	// set the pushSyncer in the PSS
 	pssService.SetPushSyncer(pushSyncProtocol)
@@ -570,7 +577,7 @@ func NewBee(addr string, swarmAddress swarm.Address, publicKey ecdsa.PublicKey,
 		b.recoveryHandleCleanup = pssService.Register(recovery.Topic, chunkRepairHandler)
 	}
 
-	pusherService := pusher.New(networkID, storer, kad, pushSyncProtocol, tagService, logger, tracer)
+	pusherService := pusher.New(networkID, storer, kad, pushSyncProtocol, tagService, logger, tracer, warmupTime)
 	b.pusherCloser = pusherService
 
 	pullStorage := pullstorage.New(storer)
@@ -580,7 +587,7 @@ func NewBee(addr string, swarmAddress swarm.Address, publicKey ecdsa.PublicKey,
 
 	var pullerService *puller.Puller
 	if o.FullNodeMode {
-		pullerService := puller.New(stateStore, kad, pullSyncProtocol, logger, puller.Options{})
+		pullerService := puller.New(stateStore, kad, pullSyncProtocol, logger, puller.Options{}, warmupTime)
 		b.pullerCloser = pullerService
 	}
 

pkg/puller/puller.go

@@ -50,7 +50,7 @@ type Puller struct {
 	bins uint8 // how many bins do we support
 }
 
-func New(stateStore storage.StateStorer, topology topology.Driver, pullSync pullsync.Interface, logger logging.Logger, o Options) *Puller {
+func New(stateStore storage.StateStorer, topology topology.Driver, pullSync pullsync.Interface, logger logging.Logger, o Options, warmupTime time.Duration) *Puller {
 	var (
 		bins uint8 = swarm.MaxBins
 	)
@@ -77,7 +77,7 @@ func New(stateStore storage.StateStorer, topology topology.Driver, pullSync pull
 		p.syncPeers[i] = make(map[string]*syncPeer)
 	}
 	p.wg.Add(1)
-	go p.manage()
+	go p.manage(warmupTime)
 	return p
 }
 
@@ -86,7 +86,7 @@ type peer struct {
 	po   uint8
 }
 
-func (p *Puller) manage() {
+func (p *Puller) manage(warmupTime time.Duration) {
 	defer p.wg.Done()
 	c, unsubscribe := p.topology.SubscribePeersChange()
 	defer unsubscribe()
@@ -96,6 +96,16 @@ func (p *Puller) manage() {
 		<-p.quit
 		cancel()
 	}()
+
+	// wait for warmup duration to complete
+	select {
+	case <-time.After(warmupTime):
+	case <-p.quit:
+		return
+	}
+
+	p.logger.Info("puller: warmup period complete, worker starting.")
+
 	for {
 		select {
 		case <-c:

pkg/puller/puller_test.go

@@ -597,7 +597,7 @@ func newPuller(ops opts) (*puller.Puller, storage.StateStorer, *mockk.Mock, *moc
 	o := puller.Options{
 		Bins: ops.bins,
 	}
-	return puller.New(s, kad, ps, logger, o), s, kad, ps
+	return puller.New(s, kad, ps, logger, o, 0), s, kad, ps
 }
 
 type c struct {

pkg/pusher/pusher.go

@@ -49,7 +49,7 @@ var (
 
 var ErrInvalidAddress = errors.New("invalid address")
 
-func New(networkID uint64, storer storage.Storer, peerSuggester topology.ClosestPeerer, pushSyncer pushsync.PushSyncer, tagger *tags.Tags, logger logging.Logger, tracer *tracing.Tracer) *Service {
+func New(networkID uint64, storer storage.Storer, peerSuggester topology.ClosestPeerer, pushSyncer pushsync.PushSyncer, tagger *tags.Tags, logger logging.Logger, tracer *tracing.Tracer, warmupTime time.Duration) *Service {
 	service := &Service{
 		networkID:         networkID,
 		storer:            storer,
@@ -61,13 +61,13 @@ func New(networkID uint64, storer storage.Storer, peerSuggester topology.Closest
 		quit:              make(chan struct{}),
 		chunksWorkerQuitC: make(chan struct{}),
 	}
-	go service.chunksWorker()
+	go service.chunksWorker(warmupTime)
 	return service
 }
 
 // chunksWorker is a loop that keeps looking for chunks that are locally uploaded ( by monitoring pushIndex )
 // and pushes them to the closest peer and get a receipt.
-func (s *Service) chunksWorker() {
+func (s *Service) chunksWorker(warmupTime time.Duration) {
 	var (
 		chunks        <-chan swarm.Chunk
 		unsubscribe   func()
@@ -81,13 +81,23 @@ func (s *Service) chunksWorker() {
 		span          opentracing.Span
 		logger        *logrus.Entry
 	)
+
 	defer timer.Stop()
 	defer close(s.chunksWorkerQuitC)
 	go func() {
 		<-s.quit
 		cancel()
 	}()
 
+	// wait for warmup duration to complete
+	select {
+	case <-time.After(warmupTime):
+	case <-s.quit:
+		return
+	}
+
+	s.logger.Info("pusher: warmup period complete, worker starting.")
+
 LOOP:
 	for {
 		select {

pkg/pusher/pusher_test.go

@@ -379,7 +379,7 @@ func createPusher(t *testing.T, addr swarm.Address, pushSyncService pushsync.Pus
 	}
 	peerSuggester := mock.NewTopologyDriver(mockOpts...)
 
-	pusherService := pusher.New(1, pusherStorer, peerSuggester, pushSyncService, mtags, logger, nil)
+	pusherService := pusher.New(1, pusherStorer, peerSuggester, pushSyncService, mtags, logger, nil, 0)
 	return mtags, pusherService, pusherStorer
 }
 

pkg/pushsync/pushsync.go

@@ -45,6 +45,7 @@ const (
 var (
 	ErrOutOfDepthReplication = errors.New("replication outside of the neighborhood")
 	ErrNoPush                = errors.New("could not push chunk")
+	ErrWarmup                = errors.New("node warmup time not complete")
 )
 
 type PushSyncer interface {
@@ -72,13 +73,14 @@ type PushSync struct {
 	signer         crypto.Signer
 	isFullNode     bool
 	failedRequests *failedRequestCache
+	warmupPeriod   time.Time
 }
 
 var defaultTTL = 20 * time.Second                     // request time to live
 var timeToWaitForPushsyncToNeighbor = 3 * time.Second // time to wait to get a receipt for a chunk
 var nPeersToPushsync = 3                              // number of peers to replicate to as receipt is sent upstream
 
-func New(address swarm.Address, streamer p2p.StreamerDisconnecter, storer storage.Putter, topology topology.Driver, tagger *tags.Tags, isFullNode bool, unwrap func(swarm.Chunk), validStamp func(swarm.Chunk, []byte) (swarm.Chunk, error), logger logging.Logger, accounting accounting.Interface, pricer pricer.Interface, signer crypto.Signer, tracer *tracing.Tracer) *PushSync {
+func New(address swarm.Address, streamer p2p.StreamerDisconnecter, storer storage.Putter, topology topology.Driver, tagger *tags.Tags, isFullNode bool, unwrap func(swarm.Chunk), validStamp func(swarm.Chunk, []byte) (swarm.Chunk, error), logger logging.Logger, accounting accounting.Interface, pricer pricer.Interface, signer crypto.Signer, tracer *tracing.Tracer, warmupTime time.Duration) *PushSync {
 	ps := &PushSync{
 		address:        address,
 		streamer:       streamer,
@@ -95,6 +97,7 @@ func New(address swarm.Address, streamer p2p.StreamerDisconnecter, storer storag
 		validStamp:     validStamp,
 		signer:         signer,
 		failedRequests: newFailedRequestCache(),
+		warmupPeriod:   time.Now().Add(warmupTime),
 	}
 	return ps
 }
@@ -197,6 +200,12 @@ func (ps *PushSync) handler(ctx context.Context, p p2p.Peer, stream p2p.Stream)
 	receipt, err := ps.pushToClosest(ctx, chunk, false)
 	if err != nil {
 		if errors.Is(err, topology.ErrWantSelf) {
+
+			if time.Now().Before(ps.warmupPeriod) {
+				err = ErrWarmup
+				return
+			}
+
 			if !storedChunk {
 				_, err = ps.storer.Put(ctx, storage.ModePutSync, chunk)
 				if err != nil {

pkg/pushsync/pushsync_test.go

@@ -804,7 +804,7 @@ func createPushSyncNodeWithAccounting(t *testing.T, addr swarm.Address, prices p
 		return ch.WithStamp(postage.NewStamp(nil, nil)), nil
 	}
 
-	return pushsync.New(addr, recorderDisconnecter, storer, mockTopology, mtag, true, unwrap, validStamp, logger, acct, mockPricer, signer, nil), storer, mtag
+	return pushsync.New(addr, recorderDisconnecter, storer, mockTopology, mtag, true, unwrap, validStamp, logger, acct, mockPricer, signer, nil, 0), storer, mtag
 }
 
 func waitOnRecordAndTest(t *testing.T, peer swarm.Address, recorder *streamtest.Recorder, add swarm.Address, data []byte) {