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on-demand headers relay (#833)

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* on-demand headers relay

* bool::then

* move file

* atomic submit_signed_extrinsic

* remove cli options from future

* test on-demand relay

* TODOs

* fixed initialization call for Westend -> Millau

* Update relays/client-substrate/src/client.rs

Co-authored-by: Hernando Castano <HCastano@users.noreply.github.com>

* removed on_demand_headers_relay.rs

* on_demand_headers_relay traces

* fix compilation

* fmt

* docs

Co-authored-by: Hernando Castano <HCastano@users.noreply.github.com>
This commit is contained in:
Svyatoslav Nikolsky
2021-03-26 08:49:59 +03:00
committed by Bastian Köcher
parent 51fc83941b
commit 4e4e9a8e4e
18 changed files with 367 additions and 223 deletions
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bridges/relays/messages/src/message_race_loop.rs
+11
View File
@@ -123,6 +123,9 @@ pub trait TargetClient<P: MessageRace> {
/// Type of the additional data from the target client, used by the race.
type TargetNoncesData: std::fmt::Debug;
/// Ask headers relay to relay more headers from race source to race target.
async fn require_more_source_headers(&self, activate: bool);
/// Return nonces that are known to the target client.
async fn nonces(
&self,
@@ -216,6 +219,7 @@ pub async fn run<P: MessageRace, SC: SourceClient<P>, TC: TargetClient<P>>(
TargetNoncesData = TC::TargetNoncesData,
>,
) -> Result<(), FailedClient> {
let mut is_strategy_empty = true;
let mut progress_context = Instant::now();
let mut race_state = RaceState::default();
let mut stall_countdown = Instant::now();
@@ -404,6 +408,13 @@ pub async fn run<P: MessageRace, SC: SourceClient<P>, TC: TargetClient<P>>(
progress_context = print_race_progress::<P, _>(progress_context, &strategy);
// ask for more headers if we have nonces to deliver
let prev_is_strategy_empty = is_strategy_empty;
is_strategy_empty = strategy.is_empty();
if is_strategy_empty != prev_is_strategy_empty {
race_target.require_more_source_headers(!is_strategy_empty).await;
}
if stall_countdown.elapsed() > stall_timeout {
log::warn!(
target: "bridge",