progress on gossip stuff

This commit is contained in:
Daniel Knopik 2022-09-17 14:31:57 +02:00
parent 8473f08d10
commit bcc738cb9d
8 changed files with 153 additions and 4 deletions

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@ -20,6 +20,8 @@ pub struct GossipCache {
topic_msgs: HashMap<GossipTopic, HashMap<Vec<u8>, Key>>,
/// Timeout for blocks.
beacon_block: Option<Duration>,
/// Timeout for blobs.
blobs_sidecar: Option<Duration>,
/// Timeout for aggregate attestations.
aggregates: Option<Duration>,
/// Timeout for attestations.
@ -41,6 +43,8 @@ pub struct GossipCacheBuilder {
default_timeout: Option<Duration>,
/// Timeout for blocks.
beacon_block: Option<Duration>,
/// Timeout for blob sidecars.
blobs_sidecar: Option<Duration>,
/// Timeout for aggregate attestations.
aggregates: Option<Duration>,
/// Timeout for attestations.
@ -117,6 +121,7 @@ impl GossipCacheBuilder {
let GossipCacheBuilder {
default_timeout,
beacon_block,
blobs_sidecar,
aggregates,
attestation,
voluntary_exit,
@ -129,6 +134,7 @@ impl GossipCacheBuilder {
expirations: DelayQueue::default(),
topic_msgs: HashMap::default(),
beacon_block: beacon_block.or(default_timeout),
blobs_sidecar: blobs_sidecar.or(default_timeout),
aggregates: aggregates.or(default_timeout),
attestation: attestation.or(default_timeout),
voluntary_exit: voluntary_exit.or(default_timeout),
@ -151,6 +157,7 @@ impl GossipCache {
pub fn insert(&mut self, topic: GossipTopic, data: Vec<u8>) {
let expire_timeout = match topic.kind() {
GossipKind::BeaconBlock => self.beacon_block,
GossipKind::BlobsSidecar => self.blobs_sidecar,
GossipKind::BeaconAggregateAndProof => self.aggregates,
GossipKind::Attestation(_) => self.attestation,
GossipKind::VoluntaryExit => self.voluntary_exit,

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@ -14,11 +14,14 @@ use types::{
SignedBeaconBlockMerge, SignedBeaconBlockEip4844, SignedContributionAndProof, SignedVoluntaryExit, SubnetId,
SyncCommitteeMessage, SyncSubnetId,
};
use types::signed_blobs_sidecar::SignedBlobsSidecar;
#[derive(Debug, Clone, PartialEq)]
pub enum PubsubMessage<T: EthSpec> {
/// Gossipsub message providing notification of a new block.
BeaconBlock(Arc<SignedBeaconBlock<T>>),
/// Gossipsub message providing notification of a new blobs sidecar.
BlobsSidecars(Arc<SignedBlobsSidecar<T>>),
/// Gossipsub message providing notification of a Aggregate attestation and associated proof.
AggregateAndProofAttestation(Box<SignedAggregateAndProof<T>>),
/// Gossipsub message providing notification of a raw un-aggregated attestation with its shard id.
@ -106,6 +109,7 @@ impl<T: EthSpec> PubsubMessage<T> {
pub fn kind(&self) -> GossipKind {
match self {
PubsubMessage::BeaconBlock(_) => GossipKind::BeaconBlock,
PubsubMessage::BlobsSidecars(_) => GossipKind::BlobsSidecar,
PubsubMessage::AggregateAndProofAttestation(_) => GossipKind::BeaconAggregateAndProof,
PubsubMessage::Attestation(attestation_data) => {
GossipKind::Attestation(attestation_data.0)

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@ -11,6 +11,7 @@ use crate::Subnet;
pub const TOPIC_PREFIX: &str = "eth2";
pub const SSZ_SNAPPY_ENCODING_POSTFIX: &str = "ssz_snappy";
pub const BEACON_BLOCK_TOPIC: &str = "beacon_block";
pub const BLOBS_SIDECAR_TOPIC: &str = "blobs_sidecar";
pub const BEACON_AGGREGATE_AND_PROOF_TOPIC: &str = "beacon_aggregate_and_proof";
pub const BEACON_ATTESTATION_PREFIX: &str = "beacon_attestation_";
pub const VOLUNTARY_EXIT_TOPIC: &str = "voluntary_exit";
@ -19,8 +20,9 @@ pub const ATTESTER_SLASHING_TOPIC: &str = "attester_slashing";
pub const SIGNED_CONTRIBUTION_AND_PROOF_TOPIC: &str = "sync_committee_contribution_and_proof";
pub const SYNC_COMMITTEE_PREFIX_TOPIC: &str = "sync_committee_";
pub const CORE_TOPICS: [GossipKind; 6] = [
pub const CORE_TOPICS: [GossipKind; 7] = [
GossipKind::BeaconBlock,
GossipKind::BlobsSidecar,
GossipKind::BeaconAggregateAndProof,
GossipKind::VoluntaryExit,
GossipKind::ProposerSlashing,
@ -47,6 +49,8 @@ pub struct GossipTopic {
pub enum GossipKind {
/// Topic for publishing beacon blocks.
BeaconBlock,
/// Topic for publishing blob sidecars.
BlobsSidecar,
/// Topic for publishing aggregate attestations and proofs.
BeaconAggregateAndProof,
/// Topic for publishing raw attestations on a particular subnet.

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@ -1,6 +1,7 @@
use ssz_types::VariableList;
use serde::{Deserialize, Deserializer, Serialize, Serializer};
use ssz::{Decode, DecodeError, Encode};
use tree_hash::TreeHash;
use crate::test_utils::RngCore;
use crate::bls_field_element::BlsFieldElement;
use crate::{EthSpec, Uint256};
@ -20,4 +21,54 @@ impl <T: EthSpec> TestRandom for Blob<T> {
}
res
}
}
}
impl<T: EthSpec> Encode for Blob<T> {
fn is_ssz_fixed_len() -> bool {
<VariableList<BlsFieldElement, T::FieldElementsPerBlob> as Encode>::is_ssz_fixed_len()
}
fn ssz_fixed_len() -> usize {
<VariableList<BlsFieldElement, T::FieldElementsPerBlob> as Encode>::ssz_fixed_len()
}
fn ssz_bytes_len(&self) -> usize {
self.0.ssz_bytes_len()
}
fn ssz_append(&self, buf: &mut Vec<u8>) {
self.0.ssz_append(buf)
}
}
impl<T: EthSpec> Decode for Blob<T> {
fn is_ssz_fixed_len() -> bool {
<VariableList<BlsFieldElement, T::FieldElementsPerBlob> as Decode>::is_ssz_fixed_len()
}
fn ssz_fixed_len() -> usize {
<VariableList<BlsFieldElement, T::FieldElementsPerBlob> as Decode>::ssz_fixed_len()
}
fn from_ssz_bytes(bytes: &[u8]) -> Result<Self, DecodeError> {
<VariableList<BlsFieldElement, T::FieldElementsPerBlob>>::from_ssz_bytes(bytes).map(Self)
}
}
impl<T: EthSpec> TreeHash for Blob<T> {
fn tree_hash_type() -> tree_hash::TreeHashType {
<VariableList<BlsFieldElement, T::FieldElementsPerBlob>>::tree_hash_type()
}
fn tree_hash_packed_encoding(&self) -> Vec<u8> {
self.0.tree_hash_packed_encoding()
}
fn tree_hash_packing_factor() -> usize {
<VariableList<BlsFieldElement, T::FieldElementsPerBlob>>::tree_hash_packing_factor()
}
fn tree_hash_root(&self) -> tree_hash::Hash256 {
self.0.tree_hash_root()
}
}

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@ -0,0 +1,16 @@
use ssz_types::VariableList;
use crate::{EthSpec, Hash256, Slot};
use crate::blob::Blob;
use crate::kzg_proof::KzgProof;
use serde::{Serialize, Deserialize};
use ssz_derive::{Encode, Decode};
use tree_hash_derive::TreeHash;
use derivative::Derivative;
#[derive(Debug, Clone, PartialEq, Serialize, Deserialize, Encode, Decode, TreeHash, Derivative)]
pub struct BlobsSidecar<T: EthSpec> {
beacon_block_root: Hash256,
beacon_block_slot: Slot,
blobs: VariableList<Blob<T>, T::MaxBlobsPerBlock>,
kzg_aggregate_proof: KzgProof,
}

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@ -1,7 +1,59 @@
use crate::Uint256;
use crate::{EthSpec, Uint256};
use serde::{Deserialize, Serialize};
use ssz::{Decode, DecodeError, Encode};
use tree_hash::TreeHash;
#[derive(Default, Debug, PartialEq, Hash, Clone, Copy, Serialize, Deserialize)]
#[serde(transparent)]
pub struct BlsFieldElement(pub Uint256);
pub struct BlsFieldElement(pub Uint256);
impl Encode for BlsFieldElement {
fn is_ssz_fixed_len() -> bool {
<Uint256 as Encode>::is_ssz_fixed_len()
}
fn ssz_fixed_len() -> usize {
<Uint256 as Encode>::ssz_fixed_len()
}
fn ssz_bytes_len(&self) -> usize {
self.0.ssz_bytes_len()
}
fn ssz_append(&self, buf: &mut Vec<u8>) {
self.0.ssz_append(buf)
}
}
impl Decode for BlsFieldElement {
fn is_ssz_fixed_len() -> bool {
<Uint256 as Decode>::is_ssz_fixed_len()
}
fn ssz_fixed_len() -> usize {
<Uint256 as Decode>::ssz_fixed_len()
}
fn from_ssz_bytes(bytes: &[u8]) -> Result<Self, DecodeError> {
<Uint256 as Decode>::from_ssz_bytes(bytes).map(Self)
}
}
impl TreeHash for BlsFieldElement {
fn tree_hash_type() -> tree_hash::TreeHashType {
<Uint256>::tree_hash_type()
}
fn tree_hash_packed_encoding(&self) -> Vec<u8> {
self.0.tree_hash_packed_encoding()
}
fn tree_hash_packing_factor() -> usize {
<Uint256>::tree_hash_packing_factor()
}
fn tree_hash_root(&self) -> tree_hash::Hash256 {
self.0.tree_hash_root()
}
}

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@ -96,6 +96,8 @@ pub mod kzg_commitment;
pub mod kzg_proof;
pub mod bls_field_element;
pub mod blob;
pub mod signed_blobs_sidecar;
pub mod blobs_sidecar;
use ethereum_types::{H160, H256};

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@ -0,0 +1,13 @@
use bls::Signature;
use crate::blobs_sidecar::BlobsSidecar;
use crate::EthSpec;
use serde::{Serialize, Deserialize};
use ssz_derive::{Encode, Decode};
use tree_hash_derive::TreeHash;
use derivative::Derivative;
#[derive(Debug, Clone, PartialEq, Serialize, Deserialize, Encode, Decode, TreeHash, Derivative)]
pub struct SignedBlobsSidecar<T: EthSpec> {
pub message: BlobsSidecar<T>,
pub signature: Signature,
}