lighthouse/beacon_node/rest_api/src/router.rs
2020-04-16 20:31:43 +10:00

258 lines
11 KiB
Rust

use crate::{
advanced, beacon, consensus, error::ApiError, helpers, lighthouse, metrics, network, node,
spec, validator, BoxFut, NetworkChannel,
};
use beacon_chain::{BeaconChain, BeaconChainTypes};
use eth2_config::Eth2Config;
use eth2_libp2p::NetworkGlobals;
use futures::{Future, IntoFuture};
use hyper::{Body, Error, Method, Request, Response};
use slog::debug;
use std::path::PathBuf;
use std::sync::Arc;
use std::time::Instant;
use types::Slot;
fn into_boxfut<F: IntoFuture + 'static>(item: F) -> BoxFut
where
F: IntoFuture<Item = Response<Body>, Error = ApiError>,
F::Future: Send,
{
Box::new(item.into_future())
}
// Allowing more than 7 arguments.
#[allow(clippy::too_many_arguments)]
pub fn route<T: BeaconChainTypes>(
req: Request<Body>,
beacon_chain: Arc<BeaconChain<T>>,
network_globals: Arc<NetworkGlobals<T::EthSpec>>,
network_channel: NetworkChannel<T::EthSpec>,
eth2_config: Arc<Eth2Config>,
local_log: slog::Logger,
db_path: PathBuf,
freezer_db_path: PathBuf,
) -> impl Future<Item = Response<Body>, Error = Error> {
metrics::inc_counter(&metrics::REQUEST_COUNT);
let timer = metrics::start_timer(&metrics::REQUEST_RESPONSE_TIME);
let received_instant = Instant::now();
let path = req.uri().path().to_string();
let log = local_log.clone();
let request_result: Box<dyn Future<Item = Response<_>, Error = _> + Send> =
match (req.method(), path.as_ref()) {
// Methods for Client
(&Method::GET, "/node/version") => into_boxfut(node::get_version(req)),
(&Method::GET, "/node/syncing") => {
// inform the current slot, or set to 0
let current_slot = beacon_chain
.head_info()
.map(|info| info.slot)
.unwrap_or_else(|_| Slot::from(0u64));
into_boxfut(node::syncing::<T::EthSpec>(
req,
network_globals,
current_slot,
))
}
// Methods for Network
(&Method::GET, "/network/enr") => {
into_boxfut(network::get_enr::<T>(req, network_globals))
}
(&Method::GET, "/network/peer_count") => {
into_boxfut(network::get_peer_count::<T>(req, network_globals))
}
(&Method::GET, "/network/peer_id") => {
into_boxfut(network::get_peer_id::<T>(req, network_globals))
}
(&Method::GET, "/network/peers") => {
into_boxfut(network::get_peer_list::<T>(req, network_globals))
}
(&Method::GET, "/network/listen_port") => {
into_boxfut(network::get_listen_port::<T>(req, network_globals))
}
(&Method::GET, "/network/listen_addresses") => {
into_boxfut(network::get_listen_addresses::<T>(req, network_globals))
}
// Methods for Beacon Node
(&Method::GET, "/beacon/head") => into_boxfut(beacon::get_head::<T>(req, beacon_chain)),
(&Method::GET, "/beacon/heads") => {
into_boxfut(beacon::get_heads::<T>(req, beacon_chain))
}
(&Method::GET, "/beacon/block") => {
into_boxfut(beacon::get_block::<T>(req, beacon_chain))
}
(&Method::GET, "/beacon/block_root") => {
into_boxfut(beacon::get_block_root::<T>(req, beacon_chain))
}
(&Method::GET, "/beacon/fork") => into_boxfut(beacon::get_fork::<T>(req, beacon_chain)),
(&Method::GET, "/beacon/genesis_time") => {
into_boxfut(beacon::get_genesis_time::<T>(req, beacon_chain))
}
(&Method::GET, "/beacon/genesis_validators_root") => {
into_boxfut(beacon::get_genesis_validators_root::<T>(req, beacon_chain))
}
(&Method::GET, "/beacon/validators") => {
into_boxfut(beacon::get_validators::<T>(req, beacon_chain))
}
(&Method::POST, "/beacon/validators") => {
into_boxfut(beacon::post_validators::<T>(req, beacon_chain))
}
(&Method::GET, "/beacon/validators/all") => {
into_boxfut(beacon::get_all_validators::<T>(req, beacon_chain))
}
(&Method::GET, "/beacon/validators/active") => {
into_boxfut(beacon::get_active_validators::<T>(req, beacon_chain))
}
(&Method::GET, "/beacon/state") => {
into_boxfut(beacon::get_state::<T>(req, beacon_chain))
}
(&Method::GET, "/beacon/state_root") => {
into_boxfut(beacon::get_state_root::<T>(req, beacon_chain))
}
(&Method::GET, "/beacon/state/genesis") => {
into_boxfut(beacon::get_genesis_state::<T>(req, beacon_chain))
}
(&Method::GET, "/beacon/committees") => {
into_boxfut(beacon::get_committees::<T>(req, beacon_chain))
}
(&Method::POST, "/beacon/proposer_slashing") => {
into_boxfut(beacon::proposer_slashing::<T>(req, beacon_chain))
}
(&Method::POST, "/beacon/attester_slashing") => {
into_boxfut(beacon::attester_slashing::<T>(req, beacon_chain))
}
// Methods for Validator
(&Method::POST, "/validator/duties") => {
let timer =
metrics::start_timer(&metrics::VALIDATOR_GET_DUTIES_REQUEST_RESPONSE_TIME);
let response = validator::post_validator_duties::<T>(req, beacon_chain);
drop(timer);
into_boxfut(response)
}
(&Method::POST, "/validator/subscribe") => {
validator::post_validator_subscriptions::<T>(req, network_channel)
}
(&Method::GET, "/validator/duties/all") => {
into_boxfut(validator::get_all_validator_duties::<T>(req, beacon_chain))
}
(&Method::GET, "/validator/duties/active") => into_boxfut(
validator::get_active_validator_duties::<T>(req, beacon_chain),
),
(&Method::GET, "/validator/block") => {
let timer =
metrics::start_timer(&metrics::VALIDATOR_GET_BLOCK_REQUEST_RESPONSE_TIME);
let response = validator::get_new_beacon_block::<T>(req, beacon_chain, log);
drop(timer);
into_boxfut(response)
}
(&Method::POST, "/validator/block") => {
validator::publish_beacon_block::<T>(req, beacon_chain, network_channel, log)
}
(&Method::GET, "/validator/attestation") => {
let timer =
metrics::start_timer(&metrics::VALIDATOR_GET_ATTESTATION_REQUEST_RESPONSE_TIME);
let response = validator::get_new_attestation::<T>(req, beacon_chain);
drop(timer);
into_boxfut(response)
}
(&Method::GET, "/validator/aggregate_attestation") => {
into_boxfut(validator::get_aggregate_attestation::<T>(req, beacon_chain))
}
(&Method::POST, "/validator/attestations") => {
validator::publish_attestations::<T>(req, beacon_chain, network_channel, log)
}
(&Method::POST, "/validator/aggregate_and_proofs") => {
validator::publish_aggregate_and_proofs::<T>(
req,
beacon_chain,
network_channel,
log,
)
}
// Methods for consensus
(&Method::GET, "/consensus/global_votes") => {
into_boxfut(consensus::get_vote_count::<T>(req, beacon_chain))
}
(&Method::POST, "/consensus/individual_votes") => {
consensus::post_individual_votes::<T>(req, beacon_chain)
}
// Methods for bootstrap and checking configuration
(&Method::GET, "/spec") => into_boxfut(spec::get_spec::<T>(req, beacon_chain)),
(&Method::GET, "/spec/slots_per_epoch") => {
into_boxfut(spec::get_slots_per_epoch::<T>(req))
}
(&Method::GET, "/spec/deposit_contract") => {
into_boxfut(helpers::implementation_pending_response(req))
}
(&Method::GET, "/spec/eth2_config") => {
into_boxfut(spec::get_eth2_config::<T>(req, eth2_config))
}
// Methods for advanced parameters
(&Method::GET, "/advanced/fork_choice") => {
into_boxfut(advanced::get_fork_choice::<T>(req, beacon_chain))
}
(&Method::GET, "/advanced/operation_pool") => {
into_boxfut(advanced::get_operation_pool::<T>(req, beacon_chain))
}
(&Method::GET, "/metrics") => into_boxfut(metrics::get_prometheus::<T>(
req,
beacon_chain,
db_path,
freezer_db_path,
)),
// Lighthouse specific
(&Method::GET, "/lighthouse/syncing") => {
into_boxfut(lighthouse::syncing::<T::EthSpec>(req, network_globals))
}
_ => Box::new(futures::future::err(ApiError::NotFound(
"Request path and/or method not found.".to_owned(),
))),
};
// Map the Rust-friendly `Result` in to a http-friendly response. In effect, this ensures that
// any `Err` returned from our response handlers becomes a valid http response to the client
// (e.g., a response with a 404 or 500 status).
request_result.then(move |result| {
let duration = Instant::now().duration_since(received_instant);
match result {
Ok(response) => {
debug!(
local_log,
"HTTP API request successful";
"path" => path,
"duration_ms" => duration.as_millis()
);
metrics::inc_counter(&metrics::SUCCESS_COUNT);
metrics::stop_timer(timer);
Ok(response)
}
Err(e) => {
let error_response = e.into();
debug!(
local_log,
"HTTP API request failure";
"path" => path,
"duration_ms" => duration.as_millis()
);
metrics::stop_timer(timer);
Ok(error_response)
}
}
})
}