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Add first attempts at HTTP bootstrap

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This commit is contained in:
Paul Hauner
2019-08-14 10:36:55 +10:00
parent 82e8aafb01
commit 4f98a3985f
8 changed files with 162 additions and 0 deletions
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21
beacon_node/rest_api/src/beacon.rs
View File

@@ -58,3 +58,24 @@ pub fn get_state_root<T: BeaconChainTypes + 'static>(req: Request<Body>) -> ApiR
Ok(success_response(Body::from(json)))
}
/// HTTP handler to return the highest finalized slot.
pub fn get_latest_finalized_checkpoint<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 checkpoint = beacon_chain
.head()
.beacon_state
.finalized_checkpoint
.clone();
let json: String = serde_json::to_string(&checkpoint)
.map_err(|e| ApiError::ServerError(format!("Unable to serialize checkpoint: {:?}", e)))?;
Ok(success_response(Body::from(json)))
}

6
beacon_node/rest_api/src/lib.rs
View File

@@ -4,6 +4,7 @@ mod beacon;
mod config;
mod helpers;
mod node;
mod spec;
mod url_query;
use beacon_chain::{BeaconChain, BeaconChainTypes};
@@ -101,10 +102,15 @@ pub fn start_server<T: BeaconChainTypes + Clone + 'static>(
// Route the request to the correct handler.
let result = match (req.method(), path.as_ref()) {
(&Method::GET, "/beacon/latest_finalized_checkpoint") => {
beacon::get_latest_finalized_checkpoint::<T>(req)
}
(&Method::GET, "/beacon/state") => beacon::get_state::<T>(req),
(&Method::GET, "/beacon/state_root") => beacon::get_state_root::<T>(req),
(&Method::GET, "/node/version") => node::get_version(req),
(&Method::GET, "/node/genesis_time") => node::get_genesis_time::<T>(req),
(&Method::GET, "/spec") => spec::get_spec::<T>(req),
(&Method::GET, "/spec/slots_per_epoch") => spec::get_slots_per_epoch::<T>(req),
_ => Err(ApiError::MethodNotAllowed(path.clone())),
};

27
beacon_node/rest_api/src/spec.rs Normal file
View File

@@ -0,0 +1,27 @@
use super::{success_response, ApiResult};
use crate::ApiError;
use beacon_chain::{BeaconChain, BeaconChainTypes};
use hyper::{Body, Request};
use std::sync::Arc;
use types::EthSpec;
/// HTTP handler to return the full spec object.
pub fn get_spec<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 json: String = serde_json::to_string(&beacon_chain.spec)
.map_err(|e| ApiError::ServerError(format!("Unable to serialize spec: {:?}", e)))?;
Ok(success_response(Body::from(json)))
}
/// HTTP handler to return the full spec object.
pub fn get_slots_per_epoch<T: BeaconChainTypes + 'static>(_req: Request<Body>) -> ApiResult {
let json: String = serde_json::to_string(&T::EthSpec::slots_per_epoch())
.map_err(|e| ApiError::ServerError(format!("Unable to serialize epoch: {:?}", e)))?;
Ok(success_response(Body::from(json)))
}