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Add best_slot method

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Paul Hauner 2019-08-14 20:58:51 +10:00
parent bb166a2599
commit c97b3b20cb
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2 changed files with 16 additions and 0 deletions
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15
beacon_node/rest_api/src/beacon.rs
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@ -6,6 +6,21 @@ use std::sync::Arc;
use store::Store; use store::Store;
use types::{BeaconBlock, BeaconState}; use types::{BeaconBlock, BeaconState};
/// HTTP handler to return a `BeaconBlock` at a given `root` or `slot`.
pub fn get_best_slot<T: BeaconChainTypes + 'static>(req: Request<Body>) -> ApiResult {
let beacon_chain = req
.extensions()
.get::<Arc<BeaconChain<T>>>()
.ok_or_else(|| ApiError::ServerError("Beacon chain extension missing".to_string()))?;
let slot = beacon_chain.head().beacon_state.slot;
let json: String = serde_json::to_string(&slot)
.map_err(|e| ApiError::ServerError(format!("Unable to serialize Slot: {:?}", e)))?;
Ok(success_response(Body::from(json)))
}
/// HTTP handler to return a `BeaconBlock` at a given `root` or `slot`. /// HTTP handler to return a `BeaconBlock` at a given `root` or `slot`.
pub fn get_block<T: BeaconChainTypes + 'static>(req: Request<Body>) -> ApiResult { pub fn get_block<T: BeaconChainTypes + 'static>(req: Request<Body>) -> ApiResult {
let beacon_chain = req let beacon_chain = req

1
beacon_node/rest_api/src/lib.rs
View File

@ -121,6 +121,7 @@ pub fn start_server<T: BeaconChainTypes + Clone + Send + Sync + 'static>(
// Route the request to the correct handler. // Route the request to the correct handler.
let result = match (req.method(), path.as_ref()) { let result = match (req.method(), path.as_ref()) {
(&Method::GET, "/beacon/best_slot") => beacon::get_best_slot::<T>(req),
(&Method::GET, "/beacon/block") => beacon::get_block::<T>(req), (&Method::GET, "/beacon/block") => beacon::get_block::<T>(req),
(&Method::GET, "/beacon/block_root") => beacon::get_block_root::<T>(req), (&Method::GET, "/beacon/block_root") => beacon::get_block_root::<T>(req),
(&Method::GET, "/beacon/latest_finalized_checkpoint") => { (&Method::GET, "/beacon/latest_finalized_checkpoint") => {