add eip-7732 network topics (#7516)

Author: Tomi-3-0

beacon_chain/nimbus_beacon_node.nim

@@ -1351,6 +1351,13 @@ proc addFuluMessageHandlers(
 proc addGloasMessageHandlers(
     node: BeaconNode, forkDigest: ForkDigest, slot: Slot) =
   node.addFuluMessageHandlers(forkDigest, slot)
+  debugGloasComment "default gossipsub config"
+  node.network.subscribe(
+    getExecutionPayloadHeaderTopic(forkDigest), basicParams())
+  node.network.subscribe(
+    getExecutionPayloadTopic(forkDigest), basicParams())
+  node.network.subscribe(
+    getPayloadAttestationMessageTopic(forkDigest), basicParams())
 
 proc removeAltairMessageHandlers(node: BeaconNode, forkDigest: ForkDigest) =
   node.removePhase0MessageHandlers(forkDigest)
@@ -1397,6 +1404,9 @@ proc removeFuluMessageHandlers(node: BeaconNode, forkDigest: ForkDigest) =
 
 proc removeGloasMessageHandlers(node: BeaconNode, forkDigest: ForkDigest) =
   node.removeFuluMessageHandlers(forkDigest)
+  node.network.unsubscribe(getExecutionPayloadHeaderTopic(forkDigest))
+  node.network.unsubscribe(getExecutionPayloadTopic(forkDigest))
+  node.network.unsubscribe(getPayloadAttestationMessageTopic(forkDigest))
 
 proc updateSyncCommitteeTopics(node: BeaconNode, slot: Slot) =
   template lastSyncUpdate: untyped =

beacon_chain/spec/network.nim

@@ -18,12 +18,16 @@ export base
 const
   # https://github.com/ethereum/consensus-specs/blob/v1.5.0-alpha.10/specs/phase0/p2p-interface.md#topics-and-messages
   # https://github.com/ethereum/consensus-specs/blob/v1.6.0-alpha.3/specs/capella/p2p-interface.md#topics-and-messages
+  # https://github.com/ethereum/consensus-specs/blob/v1.6.0-alpha.6/specs/gloas/p2p-interface.md#topics-and-messages
   topicBeaconBlocksSuffix = "beacon_block/ssz_snappy"
   topicVoluntaryExitsSuffix = "voluntary_exit/ssz_snappy"
   topicProposerSlashingsSuffix = "proposer_slashing/ssz_snappy"
   topicAttesterSlashingsSuffix = "attester_slashing/ssz_snappy"
   topicAggregateAndProofsSuffix = "beacon_aggregate_and_proof/ssz_snappy"
   topicBlsToExecutionChangeSuffix = "bls_to_execution_change/ssz_snappy"
+  topicExecutionPayloadHeaderSuffix = "execution_payload_header/ssz_snappy"
+  topicExecutionPayloadSuffix = "execution_payload/ssz_snappy" 
+  topicPayloadAttestationMessageSuffix = "payload_attestation_message/ssz_snappy"
 
 const
   # The spec now includes this as a bare uint64 as `RESP_TIMEOUT`
@@ -71,6 +75,18 @@ func getAggregateAndProofsTopic*(forkDigest: ForkDigest): string =
 func getBlsToExecutionChangeTopic*(forkDigest: ForkDigest): string =
   eth2Prefix(forkDigest) & topicBlsToExecutionChangeSuffix
 
+# https://github.com/ethereum/consensus-specs/blob/v1.6.0-alpha.6/specs/gloas/p2p-interface.md#execution_payload_header
+func getExecutionPayloadHeaderTopic*(forkDigest: ForkDigest): string =
+  eth2Prefix(forkDigest) & topicExecutionPayloadHeaderSuffix
+
+# https://github.com/ethereum/consensus-specs/blob/v1.6.0-alpha.6/specs/gloas/p2p-interface.md#execution_payload
+func getExecutionPayloadTopic*(forkDigest: ForkDigest): string =
+  eth2Prefix(forkDigest) & topicExecutionPayloadSuffix
+
+# https://github.com/ethereum/consensus-specs/blob/v1.6.0-alpha.6/specs/gloas/p2p-interface.md#payload_attestation_message
+func getPayloadAttestationMessageTopic*(forkDigest: ForkDigest): string =
+  eth2Prefix(forkDigest) & topicPayloadAttestationMessageSuffix
+
 # https://github.com/ethereum/consensus-specs/blob/v1.5.0-beta.2/specs/phase0/validator.md#broadcast-attestation
 func compute_subnet_for_attestation*(
     committees_per_slot: uint64, slot: Slot, committee_index: CommitteeIndex):