add a bunch of blob coupling boiler plate, add a blobs by root request

beacon_node/network/src/beacon_processor/mod.rs

@@ -45,8 +45,7 @@ use beacon_chain::{BeaconChain, BeaconChainTypes, GossipVerifiedBlock};
 use derivative::Derivative;
 use futures::stream::{Stream, StreamExt};
 use futures::task::Poll;
-use lighthouse_network::rpc::methods::BlobsByRangeRequest;
-use lighthouse_network::SignedBeaconBlockAndBlobsSidecar;
+use lighthouse_network::rpc::methods::{BlobsByRangeRequest, BlobsByRootRequest};
 use lighthouse_network::{
     rpc::{BlocksByRangeRequest, BlocksByRootRequest, StatusMessage},
     Client, MessageId, NetworkGlobals, PeerId, PeerRequestId,
@@ -62,11 +61,7 @@ use std::time::Duration;
 use std::{cmp, collections::HashSet};
 use task_executor::TaskExecutor;
 use tokio::sync::mpsc;
-use types::{
-    Attestation, AttesterSlashing, Hash256, ProposerSlashing, SignedAggregateAndProof,
-    SignedBeaconBlock, SignedContributionAndProof, SignedVoluntaryExit, SubnetId,
-    SyncCommitteeMessage, SyncSubnetId,
-};
+use types::{Attestation, AttesterSlashing, Hash256, ProposerSlashing, SignedAggregateAndProof, SignedBeaconBlock, SignedBeaconBlockAndBlobsSidecar, SignedContributionAndProof, SignedVoluntaryExit, SubnetId, SyncCommitteeMessage, SyncSubnetId};
 use work_reprocessing_queue::{
     spawn_reprocess_scheduler, QueuedAggregate, QueuedRpcBlock, QueuedUnaggregate, ReadyWork,
 };
@@ -204,6 +199,7 @@ pub const STATUS_PROCESSING: &str = "status_processing";
 pub const BLOCKS_BY_RANGE_REQUEST: &str = "blocks_by_range_request";
 pub const BLOCKS_BY_ROOTS_REQUEST: &str = "blocks_by_roots_request";
 pub const BLOBS_BY_RANGE_REQUEST: &str = "blobs_by_range_request";
+pub const BLOBS_BY_ROOTS_REQUEST: &str = "blobs_by_roots_request";
 pub const UNKNOWN_BLOCK_ATTESTATION: &str = "unknown_block_attestation";
 pub const UNKNOWN_BLOCK_AGGREGATE: &str = "unknown_block_aggregate";
 
@@ -601,6 +597,21 @@ impl<T: BeaconChainTypes> WorkEvent<T> {
         }
     }
 
+    pub fn blobs_by_root_request(
+        peer_id: PeerId,
+        request_id: PeerRequestId,
+        request: BlobsByRootRequest,
+    ) -> Self {
+        Self {
+            drop_during_sync: false,
+            work: Work::BlobsByRootsRequest {
+                peer_id,
+                request_id,
+                request,
+            },
+        }
+    }
+
     /// Get a `str` representation of the type of work this `WorkEvent` contains.
     pub fn work_type(&self) -> &'static str {
         self.work.str_id()
@@ -789,6 +800,11 @@ pub enum Work<T: BeaconChainTypes> {
         request_id: PeerRequestId,
         request: BlobsByRangeRequest,
     },
+    BlobsByRootsRequest {
+        peer_id: PeerId,
+        request_id: PeerRequestId,
+        request: BlobsByRootRequest,
+    },
 }
 
 impl<T: BeaconChainTypes> Work<T> {
@@ -813,6 +829,7 @@ impl<T: BeaconChainTypes> Work<T> {
             Work::BlocksByRangeRequest { .. } => BLOCKS_BY_RANGE_REQUEST,
             Work::BlocksByRootsRequest { .. } => BLOCKS_BY_ROOTS_REQUEST,
             Work::BlobsByRangeRequest { .. } => BLOBS_BY_RANGE_REQUEST,
+            Work::BlobsByRootsRequest { .. } => BLOBS_BY_ROOTS_REQUEST,
             Work::UnknownBlockAttestation { .. } => UNKNOWN_BLOCK_ATTESTATION,
             Work::UnknownBlockAggregate { .. } => UNKNOWN_BLOCK_AGGREGATE,
         }