[BACKPORT/20.10.x] go/worker/p2p: configurable libp2p buffer sizes

.buildkite/code.pipeline.yml

@@ -220,6 +220,8 @@ steps:
     env:
       OASIS_E2E_COVERAGE: enable
       TEST_BASE_DIR: /tmp
+      # libp2p logging.
+      IPFS_LOGGING: info
     retry:
       <<: *retry_agent_failure
     plugins:
@@ -242,6 +244,8 @@ steps:
       OASIS_E2E_COVERAGE: enable
       OASIS_EXCLUDE_E2E: e2e/runtime/txsource-multi
       TEST_BASE_DIR: /tmp
+      # libp2p logging.
+      IPFS_LOGGING: info
     agents:
       queue: intel-sgx
     retry:
@@ -266,6 +270,8 @@ steps:
     env:
       OASIS_E2E_COVERAGE: enable
       TEST_BASE_DIR: /tmp
+      # libp2p logging.
+      IPFS_LOGGING: info
     agents:
       queue: intel-sgx
     retry:

.buildkite/longtests.pipeline.yml

@@ -97,6 +97,8 @@ steps:
       - .buildkite/scripts/daily_txsource.sh
     env:
       TEST_BASE_DIR: /var/tmp/longtests
+      # libp2p logging.
+      IPFS_LOGGING: info
     agents:
       queue: default-daily
       buildkite_agent_class: stable

.changelog/3264.bugfix.md

@@ -0,0 +1 @@
+runtime/client: Skip not yet published requests in retry check

.changelog/3264.cfg.md

@@ -0,0 +1,4 @@
+go/worker/p2p: Configurable libp2p buffer sizes
+
+Added `worker.p2p.peer_outbound_queue_size` and
+`worker.p2p.validate_queue_size` flags for configuring libp2p buffer sizes.

go/runtime/client/watcher.go

@@ -124,7 +124,7 @@ func (w *blockWatcher) watch() {
 
 	// If we were just started, refresh the committee information from any
 	// block, otherwise just from epoch transition blocks.
-	gotInitialCommittee := false
+	var gotInitialCommittee bool
 	// latestGroupVersion contains the latest known committee group version.
 	var latestGroupVersion int64
 	// latestHeight contains the latest known consensus block height.
@@ -183,12 +183,21 @@ func (w *blockWatcher) watch() {
 
 			// Check if any transactions are due for a retry.
 			for key, watch := range w.watched {
+				if watch.height == 0 {
+					continue
+				}
 				if (latestHeight - retryInterval) < watch.height {
 					continue
 				}
 				res := &watchResult{
 					groupVersion: latestGroupVersion,
 				}
+				w.Logger.Debug("resending message",
+					"key", key,
+					"latest_height", latestHeight,
+					"retry_interval", retryInterval,
+					"watch_height", watch.height,
+				)
 				if watch.send(res, latestHeight) != nil {
 					delete(w.watched, key)
 				}

go/worker/common/p2p/init.go

@@ -13,6 +13,11 @@ const (
 	CfgP2pPort = "worker.p2p.port"
 
 	cfgP2pAddresses = "worker.p2p.addresses"
+
+	// CfgP2PPeerOutboundQueueSize sets the libp2p gossipsub buffer size for outbound messages.
+	CfgP2PPeerOutboundQueueSize = "worker.p2p.peer_outbound_queue_size"
+	// CfgP2PValidateQueueSize sets the libp2p gossipsub buffer size of the validate queue.
+	CfgP2PValidateQueueSize = "worker.p2p.validate_queue_size"
 )
 
 // Enabled reads our enabled flag from viper.
@@ -24,9 +29,11 @@ func Enabled() bool {
 var Flags = flag.NewFlagSet("", flag.ContinueOnError)
 
 func init() {
-	Flags.Bool(CfgP2PEnabled, false, "Enable P2P worker (automatically enabled if compute worker enabled).")
+	Flags.Bool(CfgP2PEnabled, false, "Enable P2P worker (automatically enabled if compute worker enabled)")
 	Flags.Uint16(CfgP2pPort, 9200, "Port to use for incoming P2P connections")
 	Flags.StringSlice(cfgP2pAddresses, []string{}, "Address/port(s) to use for P2P connections when registering this node (if not set, all non-loopback local interfaces will be used)")
+	Flags.Int64(CfgP2PPeerOutboundQueueSize, 32, "Set libp2p gossipsub buffer size for outbound messages")
+	Flags.Int64(CfgP2PValidateQueueSize, 32, "Set libp2p gossipsub buffer size of the validate queue")
 
 	_ = viper.BindPFlags(Flags)
 }

go/worker/common/p2p/p2p.go

@@ -199,6 +199,8 @@ func New(ctx context.Context, identity *identity.Identity, consensus consensus.B
 		pubsub.WithMessageSigning(true),
 		pubsub.WithStrictSignatureVerification(true),
 		pubsub.WithFloodPublish(true),
+		pubsub.WithPeerOutboundQueueSize(viper.GetInt(CfgP2PPeerOutboundQueueSize)),
+		pubsub.WithValidateQueueSize(viper.GetInt(CfgP2PValidateQueueSize)),
 	)
 	if err != nil {
 		return nil, fmt.Errorf("worker/common/p2p: failed to initialize libp2p gossipsub: %w", err)