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Implement POST validators/validator_balances APIs (#4872)

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* Add POST for fetching validators from state

* Implement POST for balances

* Tests
This commit is contained in:
Michael Sproul
2023-12-08 12:09:36 +11:00
committed by GitHub
parent e02adbf7bf
commit b882519d2f
5 changed files with 305 additions and 108 deletions
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58
common/eth2/src/lib.rs
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@@ -317,6 +317,18 @@ impl BeaconNodeHttpClient {
.map_err(Into::into)
}
async fn post_with_opt_response<T: Serialize, U: IntoUrl, R: DeserializeOwned>(
&self,
url: U,
body: &T,
) -> Result<Option<R>, Error> {
if let Some(response) = self.post_generic(url, body, None).await.optional()? {
response.json().await.map_err(Into::into)
} else {
Ok(None)
}
}
/// Perform a HTTP POST request with a custom timeout.
async fn post_with_timeout<T: Serialize, U: IntoUrl>(
&self,
@@ -524,6 +536,29 @@ impl BeaconNodeHttpClient {
self.get_opt(path).await
}
/// `POST beacon/states/{state_id}/validator_balances`
///
/// Returns `Ok(None)` on a 404 error.
pub async fn post_beacon_states_validator_balances(
&self,
state_id: StateId,
ids: Vec<ValidatorId>,
) -> Result<Option<ExecutionOptimisticFinalizedResponse<Vec<ValidatorBalanceData>>>, Error>
{
let mut path = self.eth_path(V1)?;
path.path_segments_mut()
.map_err(|()| Error::InvalidUrl(self.server.clone()))?
.push("beacon")
.push("states")
.push(&state_id.to_string())
.push("validator_balances");
let request = ValidatorBalancesRequestBody { ids };
self.post_with_opt_response(path, &request).await
}
/// `GET beacon/states/{state_id}/validators?id,status`
///
/// Returns `Ok(None)` on a 404 error.
@@ -563,6 +598,29 @@ impl BeaconNodeHttpClient {
self.get_opt(path).await
}
/// `POST beacon/states/{state_id}/validators`
///
/// Returns `Ok(None)` on a 404 error.
pub async fn post_beacon_states_validators(
&self,
state_id: StateId,
ids: Option<Vec<ValidatorId>>,
statuses: Option<Vec<ValidatorStatus>>,
) -> Result<Option<ExecutionOptimisticFinalizedResponse<Vec<ValidatorData>>>, Error> {
let mut path = self.eth_path(V1)?;
path.path_segments_mut()
.map_err(|()| Error::InvalidUrl(self.server.clone()))?
.push("beacon")
.push("states")
.push(&state_id.to_string())
.push("validators");
let request = ValidatorsRequestBody { ids, statuses };
self.post_with_opt_response(path, &request).await
}
/// `GET beacon/states/{state_id}/committees?slot,index,epoch`
///
/// Returns `Ok(None)` on a 404 error.