cerc-io/lighthouse
16
0
Fork 0
Code Issues 1 Pull Requests Packages Projects Releases Wiki Activity

Use Local Payload if More Profitable than Builder (#3934)

Browse Source 
* Use Local Payload if More Profitable than Builder

* Rename clone -> clone_from_ref

* Minimize Clones of GetPayloadResponse

* Cleanup & Fix Tests

* Added Tests for Payload Choice by Profit

* Fix Outdated Comments
This commit is contained in:
ethDreamer 2023-02-01 19:37:46 -06:00 committed by GitHub
parent 4d0955cd0b
commit 90b6ae62e6
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
10 changed files with 344 additions and 69 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
beacon_node/beacon_chain/src/test_utils.rs
View File

@ -426,6 +426,7 @@ where
DEFAULT_TERMINAL_BLOCK,
shanghai_time,
eip4844_time,
None,
Some(JwtKey::from_slice(&DEFAULT_JWT_SECRET).unwrap()),
spec,
None,
@ -435,7 +436,11 @@ where
self
}
pub fn mock_execution_layer_with_builder(mut self, beacon_url: SensitiveUrl) -> Self {
pub fn mock_execution_layer_with_builder(
mut self,
beacon_url: SensitiveUrl,
builder_threshold: Option<u128>,
) -> Self {
// Get a random unused port
let port = unused_port::unused_tcp_port().unwrap();
let builder_url = SensitiveUrl::parse(format!("http://127.0.0.1:{port}").as_str()).unwrap();
@ -452,6 +457,7 @@ where
DEFAULT_TERMINAL_BLOCK,
shanghai_time,
eip4844_time,
builder_threshold,
Some(JwtKey::from_slice(&DEFAULT_JWT_SECRET).unwrap()),
spec.clone(),
Some(builder_url.clone()),

55
beacon_node/execution_layer/src/engine_api.rs
View File

@ -14,8 +14,8 @@ use std::convert::TryFrom;
use strum::IntoStaticStr;
use superstruct::superstruct;
pub use types::{
Address, EthSpec, ExecutionBlockHash, ExecutionPayload, ExecutionPayloadHeader, FixedVector,
ForkName, Hash256, Uint256, VariableList, Withdrawal,
Address, EthSpec, ExecutionBlockHash, ExecutionPayload, ExecutionPayloadHeader,
ExecutionPayloadRef, FixedVector, ForkName, Hash256, Uint256, VariableList, Withdrawal,
};
use types::{ExecutionPayloadCapella, ExecutionPayloadEip4844, ExecutionPayloadMerge};
@ -322,6 +322,8 @@ pub struct ProposeBlindedBlockResponse {
#[superstruct(
variants(Merge, Capella, Eip4844),
variant_attributes(derive(Clone, Debug, PartialEq),),
map_into(ExecutionPayload),
map_ref_into(ExecutionPayloadRef),
cast_error(ty = "Error", expr = "Error::IncorrectStateVariant"),
partial_getter_error(ty = "Error", expr = "Error::IncorrectStateVariant")
)]
@ -336,22 +338,47 @@ pub struct GetPayloadResponse<T: EthSpec> {
pub block_value: Uint256,
}
impl<T: EthSpec> GetPayloadResponse<T> {
pub fn execution_payload(self) -> ExecutionPayload<T> {
match self {
GetPayloadResponse::Merge(response) => {
ExecutionPayload::Merge(response.execution_payload)
}
GetPayloadResponse::Capella(response) => {
ExecutionPayload::Capella(response.execution_payload)
}
GetPayloadResponse::Eip4844(response) => {
ExecutionPayload::Eip4844(response.execution_payload)
}
impl<'a, T: EthSpec> From<GetPayloadResponseRef<'a, T>> for ExecutionPayloadRef<'a, T> {
fn from(response: GetPayloadResponseRef<'a, T>) -> Self {
map_get_payload_response_ref_into_execution_payload_ref!(&'a _, response, |inner, cons| {
cons(&inner.execution_payload)
})
}
}
impl<T: EthSpec> From<GetPayloadResponse<T>> for ExecutionPayload<T> {
fn from(response: GetPayloadResponse<T>) -> Self {
map_get_payload_response_into_execution_payload!(response, |inner, cons| {
cons(inner.execution_payload)
})
}
}
impl<T: EthSpec> From<GetPayloadResponse<T>> for (ExecutionPayload<T>, Uint256) {
fn from(response: GetPayloadResponse<T>) -> Self {
match response {
GetPayloadResponse::Merge(inner) => (
ExecutionPayload::Merge(inner.execution_payload),
inner.block_value,
),
GetPayloadResponse::Capella(inner) => (
ExecutionPayload::Capella(inner.execution_payload),
inner.block_value,
),
GetPayloadResponse::Eip4844(inner) => (
ExecutionPayload::Eip4844(inner.execution_payload),
inner.block_value,
),
}
}
}
impl<T: EthSpec> GetPayloadResponse<T> {
pub fn execution_payload_ref(&self) -> ExecutionPayloadRef<T> {
self.to_ref().into()
}
}
#[derive(Clone, Copy, Debug)]
pub struct EngineCapabilities {
pub new_payload_v1: bool,

23
beacon_node/execution_layer/src/engine_api/http.rs
View File

@ -804,7 +804,7 @@ impl HttpJsonRpc {
pub async fn get_payload_v1<T: EthSpec>(
&self,
payload_id: PayloadId,
) -> Result<ExecutionPayload<T>, Error> {
) -> Result<GetPayloadResponse<T>, Error> {
let params = json!([JsonPayloadIdRequest::from(payload_id)]);
let payload_v1: JsonExecutionPayloadV1<T> = self
@ -815,7 +815,11 @@ impl HttpJsonRpc {
)
.await?;
Ok(JsonExecutionPayload::V1(payload_v1).into())
Ok(GetPayloadResponse::Merge(GetPayloadResponseMerge {
execution_payload: payload_v1.into(),
// Have to guess zero here as we don't know the value
block_value: Uint256::zero(),
}))
}
pub async fn get_payload_v2<T: EthSpec>(
@ -1015,16 +1019,10 @@ impl HttpJsonRpc {
&self,
fork_name: ForkName,
payload_id: PayloadId,
) -> Result<ExecutionPayload<T>, Error> {
) -> Result<GetPayloadResponse<T>, Error> {
let engine_capabilities = self.get_engine_capabilities(None).await?;
if engine_capabilities.get_payload_v2 {
// TODO: modify this method to return GetPayloadResponse instead
// of throwing away the `block_value` and returning only the
// ExecutionPayload
Ok(self
.get_payload_v2(fork_name, payload_id)
.await?
.execution_payload())
self.get_payload_v2(fork_name, payload_id).await
} else if engine_capabilities.new_payload_v1 {
self.get_payload_v1(payload_id).await
} else {
@ -1675,10 +1673,11 @@ mod test {
}
})],
|client| async move {
let payload = client
let payload: ExecutionPayload<_> = client
.get_payload_v1::<MainnetEthSpec>(str_to_payload_id("0xa247243752eb10b4"))
.await
.unwrap();
.unwrap()
.into();
let expected = ExecutionPayload::Merge(ExecutionPayloadMerge {
parent_hash: ExecutionBlockHash::from_str("0x3b8fb240d288781d4aac94d3fd16809ee413bc99294a085798a589dae51ddd4a").unwrap(),

112
beacon_node/execution_layer/src/lib.rs
View File

@ -119,9 +119,13 @@ impl From<ApiError> for Error {
}
pub enum BlockProposalContents<T: EthSpec, Payload: AbstractExecPayload<T>> {
Payload(Payload),
Payload {
payload: Payload,
block_value: Uint256,
},
PayloadAndBlobs {
payload: Payload,
block_value: Uint256,
kzg_commitments: Vec<KzgCommitment>,
blobs: Vec<Blob<T>>,
},
@ -130,9 +134,13 @@ pub enum BlockProposalContents<T: EthSpec, Payload: AbstractExecPayload<T>> {
impl<T: EthSpec, Payload: AbstractExecPayload<T>> BlockProposalContents<T, Payload> {
pub fn payload(&self) -> &Payload {
match self {
Self::Payload(payload) => payload,
Self::Payload {
payload,
block_value: _,
} => payload,
Self::PayloadAndBlobs {
payload,
block_value: _,
kzg_commitments: _,
blobs: _,
} => payload,
@ -140,9 +148,13 @@ impl<T: EthSpec, Payload: AbstractExecPayload<T>> BlockProposalContents<T, Paylo
}
pub fn to_payload(self) -> Payload {
match self {
Self::Payload(payload) => payload,
Self::Payload {
payload,
block_value: _,
} => payload,
Self::PayloadAndBlobs {
payload,
block_value: _,
kzg_commitments: _,
blobs: _,
} => payload,
@ -150,9 +162,13 @@ impl<T: EthSpec, Payload: AbstractExecPayload<T>> BlockProposalContents<T, Paylo
}
pub fn kzg_commitments(&self) -> Option<&[KzgCommitment]> {
match self {
Self::Payload(_) => None,
Self::Payload {
payload: _,
block_value: _,
} => None,
Self::PayloadAndBlobs {
payload: _,
block_value: _,
kzg_commitments,
blobs: _,
} => Some(kzg_commitments),
@ -160,21 +176,43 @@ impl<T: EthSpec, Payload: AbstractExecPayload<T>> BlockProposalContents<T, Paylo
}
pub fn blobs(&self) -> Option<&[Blob<T>]> {
match self {
Self::Payload(_) => None,
Self::Payload {
payload: _,
block_value: _,
} => None,
Self::PayloadAndBlobs {
payload: _,
block_value: _,
kzg_commitments: _,
blobs,
} => Some(blobs),
}
}
pub fn block_value(&self) -> &Uint256 {
match self {
Self::Payload {
payload: _,
block_value,
} => block_value,
Self::PayloadAndBlobs {
payload: _,
block_value,
kzg_commitments: _,
blobs: _,
} => block_value,
}
}
pub fn default_at_fork(fork_name: ForkName) -> Result<Self, BeaconStateError> {
Ok(match fork_name {
ForkName::Base | ForkName::Altair | ForkName::Merge | ForkName::Capella => {
BlockProposalContents::Payload(Payload::default_at_fork(fork_name)?)
BlockProposalContents::Payload {
payload: Payload::default_at_fork(fork_name)?,
block_value: Uint256::zero(),
}
}
ForkName::Eip4844 => BlockProposalContents::PayloadAndBlobs {
payload: Payload::default_at_fork(fork_name)?,
block_value: Uint256::zero(),
blobs: vec![],
kzg_commitments: vec![],
},
@ -366,12 +404,12 @@ impl<T: EthSpec> ExecutionLayer<T> {
&self.inner.builder
}
/// Cache a full payload, keyed on the `tree_hash_root` of its `transactions` field.
fn cache_payload(&self, payload: &ExecutionPayload<T>) -> Option<ExecutionPayload<T>> {
self.inner.payload_cache.put(payload.clone())
/// Cache a full payload, keyed on the `tree_hash_root` of the payload
fn cache_payload(&self, payload: ExecutionPayloadRef<T>) -> Option<ExecutionPayload<T>> {
self.inner.payload_cache.put(payload.clone_from_ref())
}
/// Attempt to retrieve a full payload from the payload cache by the `transactions_root`.
/// Attempt to retrieve a full payload from the payload cache by the payload root
pub fn get_payload_by_root(&self, root: &Hash256) -> Option<ExecutionPayload<T>> {
self.inner.payload_cache.pop(root)
}
@ -808,6 +846,18 @@ impl<T: EthSpec> ExecutionLayer<T> {
"parent_hash" => ?parent_hash,
);
let relay_value = relay.data.message.value;
let local_value = *local.block_value();
if local_value >= relay_value {
info!(
self.log(),
"Local block is more profitable than relay block";
"local_block_value" => %local_value,
"relay_value" => %relay_value
);
return Ok(ProvenancedPayload::Local(local));
}
match verify_builder_bid(
&relay,
parent_hash,
@ -818,7 +868,10 @@ impl<T: EthSpec> ExecutionLayer<T> {
spec,
) {
Ok(()) => Ok(ProvenancedPayload::Builder(
BlockProposalContents::Payload(relay.data.message.header),
BlockProposalContents::Payload {
payload: relay.data.message.header,
block_value: relay.data.message.value,
},
)),
Err(reason) if !reason.payload_invalid() => {
info!(
@ -869,12 +922,18 @@ impl<T: EthSpec> ExecutionLayer<T> {
spec,
) {
Ok(()) => Ok(ProvenancedPayload::Builder(
BlockProposalContents::Payload(relay.data.message.header),
BlockProposalContents::Payload {
payload: relay.data.message.header,
block_value: relay.data.message.value,
},
)),
// If the payload is valid then use it. The local EE failed
// to produce a payload so we have no alternative.
Err(e) if !e.payload_invalid() => Ok(ProvenancedPayload::Builder(
BlockProposalContents::Payload(relay.data.message.header),
BlockProposalContents::Payload {
payload: relay.data.message.header,
block_value: relay.data.message.value,
},
)),
Err(reason) => {
metrics::inc_counter_vec(
@ -988,7 +1047,7 @@ impl<T: EthSpec> ExecutionLayer<T> {
payload_attributes: &PayloadAttributes,
forkchoice_update_params: ForkchoiceUpdateParameters,
current_fork: ForkName,
f: fn(&ExecutionLayer<T>, &ExecutionPayload<T>) -> Option<ExecutionPayload<T>>,
f: fn(&ExecutionLayer<T>, ExecutionPayloadRef<T>) -> Option<ExecutionPayload<T>>,
) -> Result<BlockProposalContents<T, Payload>, Error> {
self.engine()
.request(move |engine| async move {
@ -1071,9 +1130,9 @@ impl<T: EthSpec> ExecutionLayer<T> {
);
engine.api.get_payload::<T>(current_fork, payload_id).await
};
let (blob, payload) = tokio::join!(blob_fut, payload_fut);
let payload = payload.map(|full_payload| {
if full_payload.fee_recipient() != payload_attributes.suggested_fee_recipient() {
let (blob, payload_response) = tokio::join!(blob_fut, payload_fut);
let (execution_payload, block_value) = payload_response.map(|payload_response| {
if payload_response.execution_payload_ref().fee_recipient() != payload_attributes.suggested_fee_recipient() {
error!(
self.log(),
"Inconsistent fee recipient";
@ -1082,28 +1141,32 @@ impl<T: EthSpec> ExecutionLayer<T> {
indicate that fees are being diverted to another address. Please \
ensure that the value of suggested_fee_recipient is set correctly and \
that the Execution Engine is trusted.",
"fee_recipient" => ?full_payload.fee_recipient(),
"fee_recipient" => ?payload_response.execution_payload_ref().fee_recipient(),
"suggested_fee_recipient" => ?payload_attributes.suggested_fee_recipient(),
);
}
if f(self, &full_payload).is_some() {
if f(self, payload_response.execution_payload_ref()).is_some() {
warn!(
self.log(),
"Duplicate payload cached, this might indicate redundant proposal \
attempts."
);
}
full_payload.into()
payload_response.into()
})?;
if let Some(blob) = blob.transpose()? {
// FIXME(sean) cache blobs
Ok(BlockProposalContents::PayloadAndBlobs {
payload,
payload: execution_payload.into(),
block_value,
blobs: blob.blobs,
kzg_commitments: blob.kzgs,
})
} else {
Ok(BlockProposalContents::Payload(payload))
Ok(BlockProposalContents::Payload {
payload: execution_payload.into(),
block_value,
})
}
})
.await
@ -2089,7 +2152,10 @@ mod test {
}
}
fn noop<T: EthSpec>(_: &ExecutionLayer<T>, _: &ExecutionPayload<T>) -> Option<ExecutionPayload<T>> {
fn noop<T: EthSpec>(
_: &ExecutionLayer<T>,
_: ExecutionPayloadRef<T>,
) -> Option<ExecutionPayload<T>> {
None
}

5
beacon_node/execution_layer/src/test_utils/handle_rpc.rs
View File

@ -1,6 +1,7 @@
use super::Context;
use crate::engine_api::{http::*, *};
use crate::json_structures::*;
use crate::test_utils::DEFAULT_MOCK_EL_PAYLOAD_VALUE_WEI;
use serde::de::DeserializeOwned;
use serde_json::Value as JsonValue;
use std::sync::Arc;
@ -211,14 +212,14 @@ pub async fn handle_rpc<T: EthSpec>(
JsonExecutionPayload::V1(execution_payload) => {
serde_json::to_value(JsonGetPayloadResponseV1 {
execution_payload,
block_value: 0.into(),
block_value: DEFAULT_MOCK_EL_PAYLOAD_VALUE_WEI.into(),
})
.unwrap()
}
JsonExecutionPayload::V2(execution_payload) => {
serde_json::to_value(JsonGetPayloadResponseV2 {
execution_payload,
block_value: 0.into(),
block_value: DEFAULT_MOCK_EL_PAYLOAD_VALUE_WEI.into(),
})
.unwrap()
}

4
beacon_node/execution_layer/src/test_utils/mock_builder.rs
View File

@ -1,4 +1,4 @@
use crate::test_utils::DEFAULT_JWT_SECRET;
use crate::test_utils::{DEFAULT_BUILDER_PAYLOAD_VALUE_WEI, DEFAULT_JWT_SECRET};
use crate::{Config, ExecutionLayer, PayloadAttributes};
use async_trait::async_trait;
use eth2::types::{BlockId, StateId, ValidatorId};
@ -328,7 +328,7 @@ impl<E: EthSpec> mev_build_rs::BlindedBlockProvider for MockBuilder<E> {
let mut message = BuilderBid {
header,
value: ssz_rs::U256::default(),
value: to_ssz_rs(&Uint256::from(DEFAULT_BUILDER_PAYLOAD_VALUE_WEI))?,
public_key: self.builder_sk.public_key(),
};

4
beacon_node/execution_layer/src/test_utils/mock_execution_layer.rs
View File

@ -29,6 +29,7 @@ impl<T: EthSpec> MockExecutionLayer<T> {
DEFAULT_TERMINAL_BLOCK,
None,
None,
None,
Some(JwtKey::from_slice(&DEFAULT_JWT_SECRET).unwrap()),
spec,
None,
@ -41,6 +42,7 @@ impl<T: EthSpec> MockExecutionLayer<T> {
terminal_block: u64,
shanghai_time: Option<u64>,
eip4844_time: Option<u64>,
builder_threshold: Option<u128>,
jwt_key: Option<JwtKey>,
spec: ChainSpec,
builder_url: Option<SensitiveUrl>,
@ -69,7 +71,7 @@ impl<T: EthSpec> MockExecutionLayer<T> {
builder_url,
secret_files: vec![path],
suggested_fee_recipient: Some(Address::repeat_byte(42)),
builder_profit_threshold: DEFAULT_BUILDER_THRESHOLD_WEI,
builder_profit_threshold: builder_threshold.unwrap_or(DEFAULT_BUILDER_THRESHOLD_WEI),
..Default::default()
};
let el =

2
beacon_node/execution_layer/src/test_utils/mod.rs
View File

@ -32,6 +32,8 @@ pub const DEFAULT_TERMINAL_DIFFICULTY: u64 = 6400;
pub const DEFAULT_TERMINAL_BLOCK: u64 = 64;
pub const DEFAULT_JWT_SECRET: [u8; 32] = [42; 32];
pub const DEFAULT_BUILDER_THRESHOLD_WEI: u128 = 1_000_000_000_000_000_000;
pub const DEFAULT_MOCK_EL_PAYLOAD_VALUE_WEI: u128 = 10_000_000_000_000_000;
pub const DEFAULT_BUILDER_PAYLOAD_VALUE_WEI: u128 = 20_000_000_000_000_000;
pub const DEFAULT_ENGINE_CAPABILITIES: EngineCapabilities = EngineCapabilities {
new_payload_v1: true,
new_payload_v2: true,

190
beacon_node/http_api/tests/tests.rs
View File

@ -11,9 +11,11 @@ use eth2::{
types::{BlockId as CoreBlockId, StateId as CoreStateId, *},
BeaconNodeHttpClient, Error, StatusCode, Timeouts,
};
use execution_layer::test_utils::Operation;
use execution_layer::test_utils::TestingBuilder;
use execution_layer::test_utils::DEFAULT_BUILDER_THRESHOLD_WEI;
use execution_layer::test_utils::{
Operation, DEFAULT_BUILDER_PAYLOAD_VALUE_WEI, DEFAULT_MOCK_EL_PAYLOAD_VALUE_WEI,
};
use futures::stream::{Stream, StreamExt};
use futures::FutureExt;
use http_api::{BlockId, StateId};
@ -72,38 +74,53 @@ struct ApiTester {
mock_builder: Option<Arc<TestingBuilder<E>>>,
}
struct ApiTesterConfig {
spec: ChainSpec,
builder_threshold: Option<u128>,
}
impl Default for ApiTesterConfig {
fn default() -> Self {
let mut spec = E::default_spec();
spec.shard_committee_period = 2;
Self {
spec,
builder_threshold: None,
}
}
}
impl ApiTester {
pub async fn new() -> Self {
// This allows for testing voluntary exits without building out a massive chain.
let mut spec = E::default_spec();
spec.shard_committee_period = 2;
Self::new_from_spec(spec).await
Self::new_from_config(ApiTesterConfig::default()).await
}
pub async fn new_with_hard_forks(altair: bool, bellatrix: bool) -> Self {
let mut spec = E::default_spec();
spec.shard_committee_period = 2;
let mut config = ApiTesterConfig::default();
// Set whether the chain has undergone each hard fork.
if altair {
spec.altair_fork_epoch = Some(Epoch::new(0));
config.spec.altair_fork_epoch = Some(Epoch::new(0));
}
if bellatrix {
spec.bellatrix_fork_epoch = Some(Epoch::new(0));
config.spec.bellatrix_fork_epoch = Some(Epoch::new(0));
}
Self::new_from_spec(spec).await
Self::new_from_config(config).await
}
pub async fn new_from_spec(spec: ChainSpec) -> Self {
pub async fn new_from_config(config: ApiTesterConfig) -> Self {
// Get a random unused port
let spec = config.spec;
let port = unused_port::unused_tcp_port().unwrap();
let beacon_url = SensitiveUrl::parse(format!("http://127.0.0.1:{port}").as_str()).unwrap();
let harness = Arc::new(
BeaconChainHarness::builder(MainnetEthSpec)
.spec(spec.clone())
.logger(logging::test_logger())
.deterministic_keypairs(VALIDATOR_COUNT)
.fresh_ephemeral_store()
.mock_execution_layer_with_builder(beacon_url.clone())
.mock_execution_layer_with_builder(beacon_url.clone(), config.builder_threshold)
.build(),
);
@ -358,6 +375,28 @@ impl ApiTester {
tester
}
pub async fn new_mev_tester_no_builder_threshold() -> Self {
let mut config = ApiTesterConfig {
builder_threshold: Some(0),
spec: E::default_spec(),
};
config.spec.altair_fork_epoch = Some(Epoch::new(0));
config.spec.bellatrix_fork_epoch = Some(Epoch::new(0));
let tester = Self::new_from_config(config)
.await
.test_post_validator_register_validator()
.await;
tester
.mock_builder
.as_ref()
.unwrap()
.builder
.add_operation(Operation::Value(Uint256::from(
DEFAULT_BUILDER_PAYLOAD_VALUE_WEI,
)));
tester
}
fn skip_slots(self, count: u64) -> Self {
for _ in 0..count {
self.chain
@ -3278,6 +3317,117 @@ impl ApiTester {
self
}
pub async fn test_builder_payload_chosen_when_more_profitable(self) -> Self {
// Mutate value.
self.mock_builder
.as_ref()
.unwrap()
.builder
.add_operation(Operation::Value(Uint256::from(
DEFAULT_MOCK_EL_PAYLOAD_VALUE_WEI + 1,
)));
let slot = self.chain.slot().unwrap();
let epoch = self.chain.epoch().unwrap();
let (_, randao_reveal) = self.get_test_randao(slot, epoch).await;
let payload: BlindedPayload<E> = self
.client
.get_validator_blinded_blocks::<E, BlindedPayload<E>>(slot, &randao_reveal, None)
.await
.unwrap()
.data
.body()
.execution_payload()
.unwrap()
.into();
// The builder's payload should've been chosen, so this cache should not be populated
assert!(self
.chain
.execution_layer
.as_ref()
.unwrap()
.get_payload_by_root(&payload.tree_hash_root())
.is_none());
self
}
pub async fn test_local_payload_chosen_when_equally_profitable(self) -> Self {
// Mutate value.
self.mock_builder
.as_ref()
.unwrap()
.builder
.add_operation(Operation::Value(Uint256::from(
DEFAULT_MOCK_EL_PAYLOAD_VALUE_WEI,
)));
let slot = self.chain.slot().unwrap();
let epoch = self.chain.epoch().unwrap();
let (_, randao_reveal) = self.get_test_randao(slot, epoch).await;
let payload: BlindedPayload<E> = self
.client
.get_validator_blinded_blocks::<E, BlindedPayload<E>>(slot, &randao_reveal, None)
.await
.unwrap()
.data
.body()
.execution_payload()
.unwrap()
.into();
// The local payload should've been chosen, so this cache should be populated
assert!(self
.chain
.execution_layer
.as_ref()
.unwrap()
.get_payload_by_root(&payload.tree_hash_root())
.is_some());
self
}
pub async fn test_local_payload_chosen_when_more_profitable(self) -> Self {
// Mutate value.
self.mock_builder
.as_ref()
.unwrap()
.builder
.add_operation(Operation::Value(Uint256::from(
DEFAULT_MOCK_EL_PAYLOAD_VALUE_WEI - 1,
)));
let slot = self.chain.slot().unwrap();
let epoch = self.chain.epoch().unwrap();
let (_, randao_reveal) = self.get_test_randao(slot, epoch).await;
let payload: BlindedPayload<E> = self
.client
.get_validator_blinded_blocks::<E, BlindedPayload<E>>(slot, &randao_reveal, None)
.await
.unwrap()
.data
.body()
.execution_payload()
.unwrap()
.into();
// The local payload should've been chosen, so this cache should be populated
assert!(self
.chain
.execution_layer
.as_ref()
.unwrap()
.get_payload_by_root(&payload.tree_hash_root())
.is_some());
self
}
#[cfg(target_os = "linux")]
pub async fn test_get_lighthouse_health(self) -> Self {
self.client.get_lighthouse_health().await.unwrap();
@ -3747,9 +3897,9 @@ async fn get_events() {
#[tokio::test(flavor = "multi_thread", worker_threads = 2)]
async fn get_events_altair() {
let mut spec = E::default_spec();
spec.altair_fork_epoch = Some(Epoch::new(0));
ApiTester::new_from_spec(spec)
let mut config = ApiTesterConfig::default();
config.spec.altair_fork_epoch = Some(Epoch::new(0));
ApiTester::new_from_config(config)
.await
.test_get_events_altair()
.await;
@ -4262,6 +4412,18 @@ async fn builder_inadequate_builder_threshold() {
.await;
}
#[tokio::test(flavor = "multi_thread", worker_threads = 2)]
async fn builder_payload_chosen_by_profit() {
ApiTester::new_mev_tester_no_builder_threshold()
.await
.test_builder_payload_chosen_when_more_profitable()
.await
.test_local_payload_chosen_when_equally_profitable()
.await
.test_local_payload_chosen_when_more_profitable()
.await;
}
#[tokio::test(flavor = "multi_thread", worker_threads = 2)]
async fn lighthouse_endpoints() {
ApiTester::new()

10
consensus/types/src/execution_payload.rs
View File

@ -87,6 +87,16 @@ pub struct ExecutionPayload<T: EthSpec> {
pub withdrawals: Withdrawals<T>,
}
impl<'a, T: EthSpec> ExecutionPayloadRef<'a, T> {
// this emulates clone on a normal reference type
pub fn clone_from_ref(&self) -> ExecutionPayload<T> {
map_execution_payload_ref!(&'a _, self, move |payload, cons| {
cons(payload);
payload.clone().into()
})
}
}
impl<T: EthSpec> ExecutionPayload<T> {
pub fn from_ssz_bytes(bytes: &[u8], fork_name: ForkName) -> Result<Self, ssz::DecodeError> {
match fork_name {