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Dispute distribution implementation (#3282)

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* Dispute protocol.

* Dispute distribution protocol.

* Get network requests routed.

* WIP: Basic dispute sender logic.

* Basic validator determination logic.

* WIP: Getting things to typecheck.

* Slightly larger timeout.

* More typechecking stuff.

* Cleanup.

* Finished most of the sending logic.

* Handle active leaves updates

- Cleanup dead disputes
- Update sends for new sessions
- Retry on errors

* Pass sessions in already.

* Startup dispute sending.

* Provide incoming decoding facilities

and use them in statement-distribution.

* Relaxed runtime util requirements.

We only need a `SubsystemSender` not a full `SubsystemContext`.

* Better usability of incoming requests.

Make it possible to consume stuff without clones.

* Add basic receiver functionality.

* Cleanup + fixes for sender.

* One more sender fix.

* Start receiver.

* Make sure to send responses back.

* WIP: Exposed authority discovery

* Make tests pass.

* Fully featured receiver.

* Decrease cost of `NotAValidator`.

* Make `RuntimeInfo` LRU cache size configurable.

* Cache more sessions.

* Fix collator protocol.

* Disable metrics for now.

* Make dispute-distribution a proper subsystem.

* Fix naming.

* Code style fixes.

* Factored out 4x copied mock function.

* WIP: Tests.

* Whitespace cleanup.

* Accessor functions.

* More testing.

* More Debug instances.

* Fix busy loop.

* Working tests.

* More tests.

* Cleanup.

* Fix build.

* Basic receiving test.

* Non validator message gets dropped.

* More receiving tests.

* Test nested and subsequent imports.

* Fix spaces.

* Better formatted imports.

* Import cleanup.

* Metrics.

* Message -> MuxedMessage

* Message -> MuxedMessage

* More review remarks.

* Add missing metrics.rs.

* Fix flaky test.

* Dispute coordinator - deliver confirmations.

* Send out `DisputeMessage` on issue local statement.

* Unwire dispute distribution.

* Review remarks.

* Review remarks.

* Better docs.
This commit is contained in:
Robert Klotzner
2021-07-09 04:29:53 +02:00
committed by GitHub
parent 20993b32b1
commit b5257b2407
52 changed files with 4040 additions and 407 deletions
Download Patch File Download Diff File Expand all files Collapse all files
polkadot/node/network/protocol/src/request_response/v1.rs
+26 -1
View File
@@ -20,7 +20,7 @@ use parity_scale_codec::{Decode, Encode};
use polkadot_primitives::v1::{CandidateHash, CandidateReceipt, CommittedCandidateReceipt, Hash, ValidatorIndex};
use polkadot_primitives::v1::Id as ParaId;
use polkadot_node_primitives::{AvailableData, PoV, ErasureChunk};
use polkadot_node_primitives::{AvailableData, DisputeMessage, ErasureChunk, PoV, UncheckedDisputeMessage};
use super::request::IsRequest;
use super::Protocol;
@@ -192,3 +192,28 @@ impl IsRequest for StatementFetchingRequest {
type Response = StatementFetchingResponse;
const PROTOCOL: Protocol = Protocol::StatementFetching;
}
/// A dispute request.
///
/// Contains an invalid vote a valid one for a particular candidate in a given session.
#[derive(Clone, Encode, Decode, Debug)]
pub struct DisputeRequest(pub UncheckedDisputeMessage);
impl From<DisputeMessage> for DisputeRequest {
fn from(msg: DisputeMessage) -> Self {
Self(msg.into())
}
}
/// Possible responses to a `DisputeRequest`.
#[derive(Encode, Decode, Debug, PartialEq, Eq)]
pub enum DisputeResponse {
/// Recipient successfully processed the dispute request.
#[codec(index = 0)]
Confirmed
}
impl IsRequest for DisputeRequest {
type Response = DisputeResponse;
const PROTOCOL: Protocol = Protocol::DisputeSending;
}