Builder flow for Deneb & Blobs (#4428)

* Add Deneb builder flow types with generics

* Update validator client `get_blinded_blocks` call to support Deneb

* `produceBlindedBlock` endpoint updates:
- Handle new Deneb BuilderBid response from builder endpoint (new BlindedBlobsBundle type)
- Build BlockContents response (containing kzg_commitments, proof and blinded_blob_sidecars)

* Appease Clippy lint

* Partial implementation of submit blinded block & blobs. Refactor existing `BlobSidecar` related types to support blinded blobs.

* Add associated types for BlockProposal

* Rename `AbstractSidecar` to `Sidecar`

* Remove blob cache as it's no longer necessary

* Remove unnecessary enum variant

* Clean up

* Hanlde unblinded blobs and publish full block contents

* Fix tests

* Add local EL blobs caching in blinded flow

* Remove BlockProposal and move associated Sidecar trait to AbstractExecPayload to simplify changes

* add blob roots associated type

* move raw blobs associated type to sidecar trait

* Fix todos and improve error handling

* Consolidate BlobsBundle from `execution_layer` into `consensus/types`

* Rename RawBlobs, Blobs, and BlobRoots

* Use `BlobRoots` type alias

* Update error message.

Co-authored-by: realbigsean <seananderson33@GMAIL.com>

* update builder bid type

# Conflicts:
#	consensus/types/src/builder_bid.rs

* Fix lint

* remove generic from builder bid

---------

Co-authored-by: realbigsean <seananderson33@gmail.com>
This commit is contained in:
Jimmy Chen
2023-08-10 23:32:49 +10:00
committed by GitHub
parent fddd4e4c87
commit 0b7a426946
32 changed files with 1027 additions and 499 deletions

View File

@@ -1,22 +1,25 @@
use beacon_chain::{BeaconChain, BeaconChainTypes, BlockProductionError};
use eth2::types::{BeaconBlockAndBlobSidecars, BlockContents};
use std::sync::Arc;
use types::{AbstractExecPayload, BeaconBlock, ForkName};
use beacon_chain::BlockProductionError;
use eth2::types::{BeaconBlockAndBlobSidecars, BlindedBeaconBlockAndBlobSidecars, BlockContents};
use types::{
BeaconBlock, BlindedBlobSidecarList, BlindedPayload, BlobSidecarList, EthSpec, ForkName,
FullPayload,
};
type Error = warp::reject::Rejection;
type FullBlockContents<E> = BlockContents<E, FullPayload<E>>;
type BlindedBlockContents<E> = BlockContents<E, BlindedPayload<E>>;
pub fn build_block_contents<T: BeaconChainTypes, Payload: AbstractExecPayload<T::EthSpec>>(
pub fn build_block_contents<E: EthSpec>(
fork_name: ForkName,
chain: Arc<BeaconChain<T>>,
block: BeaconBlock<T::EthSpec, Payload>,
) -> Result<BlockContents<T::EthSpec, Payload>, Error> {
block: BeaconBlock<E, FullPayload<E>>,
maybe_blobs: Option<BlobSidecarList<E>>,
) -> Result<FullBlockContents<E>, Error> {
match fork_name {
ForkName::Base | ForkName::Altair | ForkName::Merge | ForkName::Capella => {
Ok(BlockContents::Block(block))
}
ForkName::Deneb => {
let block_root = &block.canonical_root();
if let Some(blob_sidecars) = chain.proposal_blob_cache.pop(block_root) {
if let Some(blob_sidecars) = maybe_blobs {
let block_and_blobs = BeaconBlockAndBlobSidecars {
block,
blob_sidecars,
@@ -25,7 +28,33 @@ pub fn build_block_contents<T: BeaconChainTypes, Payload: AbstractExecPayload<T:
Ok(BlockContents::BlockAndBlobSidecars(block_and_blobs))
} else {
Err(warp_utils::reject::block_production_error(
BlockProductionError::NoBlobsCached,
BlockProductionError::MissingBlobs,
))
}
}
}
}
pub fn build_blinded_block_contents<E: EthSpec>(
fork_name: ForkName,
block: BeaconBlock<E, BlindedPayload<E>>,
maybe_blobs: Option<BlindedBlobSidecarList<E>>,
) -> Result<BlindedBlockContents<E>, Error> {
match fork_name {
ForkName::Base | ForkName::Altair | ForkName::Merge | ForkName::Capella => {
Ok(BlockContents::Block(block))
}
ForkName::Deneb => {
if let Some(blinded_blob_sidecars) = maybe_blobs {
let block_and_blobs = BlindedBeaconBlockAndBlobSidecars {
blinded_block: block,
blinded_blob_sidecars,
};
Ok(BlockContents::BlindedBlockAndBlobSidecars(block_and_blobs))
} else {
Err(warp_utils::reject::block_production_error(
BlockProductionError::MissingBlobs,
))
}
}