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validator_discovery: simplification (#3009)

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* validator_discovery: simplification

* compilation fixes

* compilation fixes II

* compilation fixes III

* compilation fixes IV
This commit is contained in:
Andronik Ordian
2021-05-13 11:31:15 +02:00
committed by GitHub
parent 0e6c96a8b6
commit 60fbca3c2a
8 changed files with 90 additions and 899 deletions
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polkadot/node/network/availability-distribution/src/pov_requester/mod.rs
+9 -10
View File
@@ -16,12 +16,12 @@
//! PoV requester takes care of requesting PoVs from validators of a backing group.
use futures::{FutureExt, channel::{mpsc, oneshot}, future::BoxFuture};
use futures::{FutureExt, channel::oneshot, future::BoxFuture};
use lru::LruCache;
use polkadot_subsystem::jaeger;
use polkadot_node_network_protocol::{
PeerId, peer_set::PeerSet,
peer_set::PeerSet,
request_response::{OutgoingRequest, Recipient, request::{RequestError, Requests},
v1::{PoVFetchingRequest, PoVFetchingResponse}}
};
@@ -46,7 +46,7 @@ pub struct PoVRequester {
///
/// So we keep an LRU for managing connection requests of size 2.
/// Cache will contain `None` if we are not a validator in that session.
connected_validators: LruCache<SessionIndex, Option<mpsc::Receiver<(AuthorityDiscoveryId, PeerId)>>>,
connected_validators: LruCache<SessionIndex, Option<oneshot::Sender<()>>>,
}
impl PoVRequester {
@@ -78,8 +78,8 @@ impl PoVRequester {
if self.connected_validators.contains(&session_index) {
continue
}
let rx = connect_to_relevant_validators(ctx, runtime, parent, session_index).await?;
self.connected_validators.put(session_index, rx);
let tx = connect_to_relevant_validators(ctx, runtime, parent, session_index).await?;
self.connected_validators.put(session_index, tx);
}
Ok(())
}
@@ -190,17 +190,16 @@ async fn connect_to_relevant_validators<Context>(
parent: Hash,
session: SessionIndex
)
-> super::Result<Option<mpsc::Receiver<(AuthorityDiscoveryId, PeerId)>>>
-> super::Result<Option<oneshot::Sender<()>>>
where
Context: SubsystemContext,
{
if let Some(validator_ids) = determine_relevant_validators(ctx, runtime, parent, session).await? {
// We don't actually care about `PeerId`s, just keeping receiver so we stay connected:
let (tx, rx) = mpsc::channel(0);
let (tx, keep_alive) = oneshot::channel();
ctx.send_message(AllMessages::NetworkBridge(NetworkBridgeMessage::ConnectToValidators {
validator_ids, peer_set: PeerSet::Validation, connected: tx
validator_ids, peer_set: PeerSet::Validation, keep_alive
})).await;
Ok(Some(rx))
Ok(Some(tx))
} else {
Ok(None)
}