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Add attester/proposer slashing endpoints (#856)

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* Remove deprecated api_spec.yaml

* add prototype for proposer slashing

* remove clippy warnings

* Add proposer_slashing API

* Prototype for attester slashing API call

* Fix logic error in operation pool

* Finish test for attester_slashing api call

* Clean proposer_slashing test

* Cargo fmt

* Remove useless to_string after format! macro

* Cargo fmt

* Update book with new api calls

* Re-enable proposer slashing verification

* Update book with appropriate test example

* Fix proposer_slashing test

* Update comments and tests for clearer code

* Remove extraneous comments

* Fix test

* Minor fix

* Address reviewer comments

Co-authored-by: pscott <30843220+pscott@users.noreply.github.com>
This commit is contained in:
Pawan Dhananjay
2020-02-14 17:05:18 +05:30
committed by GitHub
parent 7a880dd23c
commit 74c34d1602
6 changed files with 627 additions and 180 deletions
Download Patch File Download Diff File Expand all files Collapse all files

76
beacon_node/rest_api/src/beacon.rs
View File

@@ -10,8 +10,8 @@ use ssz_derive::{Decode, Encode};
use std::sync::Arc;
use store::Store;
use types::{
BeaconState, CommitteeIndex, EthSpec, Hash256, PublicKeyBytes, RelativeEpoch,
SignedBeaconBlock, Slot, Validator,
AttesterSlashing, BeaconState, CommitteeIndex, EthSpec, Hash256, ProposerSlashing,
PublicKeyBytes, RelativeEpoch, SignedBeaconBlock, Slot, Validator,
};
/// Information about the block and state that are at head of the beacon chain.
@@ -496,3 +496,75 @@ pub fn get_genesis_time<T: BeaconChainTypes>(
) -> ApiResult {
ResponseBuilder::new(&req)?.body(&beacon_chain.head()?.beacon_state.genesis_time)
}
pub fn proposer_slashing<T: BeaconChainTypes>(
req: Request<Body>,
beacon_chain: Arc<BeaconChain<T>>,
) -> BoxFut {
let response_builder = ResponseBuilder::new(&req);
let future = req
.into_body()
.concat2()
.map_err(|e| ApiError::ServerError(format!("Unable to get request body: {:?}", e)))
.and_then(|chunks| {
serde_json::from_slice::<ProposerSlashing>(&chunks).map_err(|e| {
ApiError::BadRequest(format!(
"Unable to parse JSON into ProposerSlashing: {:?}",
e
))
})
})
.and_then(move |proposer_slashing| {
let spec = &beacon_chain.spec;
let state = &beacon_chain.head().unwrap().beacon_state;
beacon_chain
.op_pool
.insert_proposer_slashing(proposer_slashing, state, spec)
.map_err(|e| {
ApiError::BadRequest(format!(
"Error while inserting proposer slashing: {:?}",
e
))
})
})
.and_then(|_| response_builder?.body(&true));
Box::new(future)
}
pub fn attester_slashing<T: BeaconChainTypes>(
req: Request<Body>,
beacon_chain: Arc<BeaconChain<T>>,
) -> BoxFut {
let response_builder = ResponseBuilder::new(&req);
let future = req
.into_body()
.concat2()
.map_err(|e| ApiError::ServerError(format!("Unable to get request body: {:?}", e)))
.and_then(|chunks| {
serde_json::from_slice::<AttesterSlashing<T::EthSpec>>(&chunks).map_err(|e| {
ApiError::BadRequest(format!(
"Unable to parse JSON into AttesterSlashing: {:?}",
e
))
})
})
.and_then(move |attester_slashing| {
let spec = &beacon_chain.spec;
let state = &beacon_chain.head().unwrap().beacon_state;
beacon_chain
.op_pool
.insert_attester_slashing(attester_slashing, state, spec)
.map_err(|e| {
ApiError::BadRequest(format!(
"Error while inserting attester slashing: {:?}",
e
))
})
})
.and_then(|_| response_builder?.body(&true));
Box::new(future)
}