Suppress warnings

ethereum/spec/src/testFixtures/java/tech/pegasys/teku/spec/generator/ChainBuilder.java

@@ -141,6 +141,10 @@ public Optional<BlobsSidecar> getBlobsSidecar(final Bytes32 blockRoot) {
     return Optional.ofNullable(blobsSidecarsByHash.get(blockRoot));
   }
 
+  public Optional<BlobSidecar> getBlobSidecar(final Bytes32 blockRoot) {
+    return Optional.ofNullable(blobSidecarsByHash.get(blockRoot));
+  }
+
   public Optional<SignedBeaconBlockAndBlobsSidecar> getBlockAndBlobsSidecar(
       final Bytes32 blockRoot) {
     return getBlock(blockRoot)

networking/eth2/src/main/java/tech/pegasys/teku/networking/eth2/peers/DefaultEth2Peer.java

@@ -80,6 +80,7 @@ class DefaultEth2Peer extends DelegatingPeer implements Eth2Peer {
   private final AtomicInteger unansweredPings = new AtomicInteger();
   private final RateTracker blockRequestTracker;
   private final RateTracker blobsSidecarsRequestTracker;
+  private final RateTracker blobSidecarsRequestTracker;
   private final RateTracker requestTracker;
   private final Supplier<UInt64> firstSlotSupportingBlobsSidecarsByRange;
 
@@ -92,6 +93,7 @@ class DefaultEth2Peer extends DelegatingPeer implements Eth2Peer {
       final PeerChainValidator peerChainValidator,
       final RateTracker blockRequestTracker,
       final RateTracker blobsSidecarsRequestTracker,
+      final RateTracker blobSidecarsRequestTracker,
       final RateTracker requestTracker) {
     super(peer);
     this.rpcMethods = rpcMethods;
@@ -100,6 +102,7 @@ class DefaultEth2Peer extends DelegatingPeer implements Eth2Peer {
     this.peerChainValidator = peerChainValidator;
     this.blockRequestTracker = blockRequestTracker;
     this.blobsSidecarsRequestTracker = blobsSidecarsRequestTracker;
+    this.blobSidecarsRequestTracker = blobSidecarsRequestTracker;
     this.requestTracker = requestTracker;
     this.firstSlotSupportingBlobsSidecarsByRange =
         Suppliers.memoize(
@@ -374,7 +377,8 @@ public boolean wantToReceiveBlobsSidecars(
   @Override
   public boolean wantToReceiveBlobSidecars(
       final ResponseCallback<BlobSidecar> callback, final long blobSidecarsCount) {
-    throw new UnsupportedOperationException("Not yet implemented");
+    return wantToReceiveObjects(
+        "blob sidecars", blobSidecarsRequestTracker, callback, blobSidecarsCount);
   }
 
   @Override

networking/eth2/src/main/java/tech/pegasys/teku/networking/eth2/peers/Eth2Peer.java

@@ -47,6 +47,7 @@ static Eth2Peer create(
       final PeerChainValidator peerChainValidator,
       final RateTracker blockRequestTracker,
       final RateTracker blobsSidecarsRequestTracker,
+      final RateTracker blobSidecarsRequestTracker,
       final RateTracker requestTracker) {
     return new DefaultEth2Peer(
         spec,
@@ -57,6 +58,7 @@ static Eth2Peer create(
         peerChainValidator,
         blockRequestTracker,
         blobsSidecarsRequestTracker,
+        blobSidecarsRequestTracker,
         requestTracker);
   }
 

networking/eth2/src/main/java/tech/pegasys/teku/networking/eth2/peers/Eth2PeerFactory.java

@@ -67,6 +67,7 @@ public Eth2Peer create(final Peer peer, final BeaconChainMethods rpcMethods) {
         PeerChainValidator.create(spec, metricsSystem, chainDataClient, requiredCheckpoint),
         new RateTracker(peerRateLimit, 60, timeProvider),
         new RateTracker(peerRateLimit, 60, timeProvider),
+        new RateTracker(peerRateLimit, 60, timeProvider),
         new RateTracker(peerRequestLimit, 60, timeProvider));
   }
 }

networking/eth2/src/test/java/tech/pegasys/teku/networking/eth2/peers/Eth2PeerTest.java

@@ -55,6 +55,7 @@ class Eth2PeerTest {
   private final PeerChainValidator peerChainValidator = mock(PeerChainValidator.class);
   private final RateTracker blockRateTracker = mock(RateTracker.class);
   private final RateTracker blobsSidecarsRateTracker = mock(RateTracker.class);
+  private final RateTracker blobSidecarsRateTracker = mock(RateTracker.class);
   private final RateTracker rateTracker = mock(RateTracker.class);
 
   private final PeerStatus randomPeerStatus = randomPeerStatus();
@@ -69,6 +70,7 @@ class Eth2PeerTest {
           peerChainValidator,
           blockRateTracker,
           blobsSidecarsRateTracker,
+          blobSidecarsRateTracker,
           rateTracker);
 
   @Test

networking/eth2/src/testFixtures/java/tech/pegasys/teku/networking/eth2/peers/StubSyncSource.java

@@ -121,6 +121,12 @@ public void assertRequestedBlobsSidecars(final long startSlot, final long count)
         .contains(new Request(UInt64.valueOf(startSlot), UInt64.valueOf(count)));
   }
 
+  @SuppressWarnings("unused")
+  public void assertRequestedBlobSidecars(final long startSlot, final long count) {
+    assertThat(blobSidecarsRequests)
+        .contains(new Request(UInt64.valueOf(startSlot), UInt64.valueOf(count)));
+  }
+
   @Override
   public void adjustReputation(final ReputationAdjustment adjustment) {}
 

storage/src/main/java/tech/pegasys/teku/storage/client/CombinedChainDataClient.java

@@ -488,6 +488,7 @@ public SafeFuture<Optional<BlobsSidecar>> getBlobsSidecarBySlotAndBlockRoot(
     return historicalChainData.getBlobsSidecar(new SlotAndBlockRoot(slot, blockRoot));
   }
 
+  @SuppressWarnings("unused")
   public SafeFuture<Optional<BlobSidecar>> getBlobSidecarBySlotAndBlockRoot(
       final UInt64 slot, final Bytes32 blockRoot) {
     return SafeFuture.failedFuture(new UnsupportedOperationException("Not yet implemented"));