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Add some message types from subsystem definitions (#1265)

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* introduce polkadot-node-primitives

* guide: change statement distribution message types

* guide: remove variant from `CandidateSelectionMessage`

* add a few more message types

* add TODOs

* Almost all messages

* NewBackedCandidate notification

* Formatting

* Use AttestedCandidate as BackedCandidate

* Update node/primitives/src/lib.rs

Co-authored-by: Peter Goodspeed-Niklaus <coriolinus@users.noreply.github.com>

* Fix the tests

* Bring in types from #1242

* Adds network bridge messages

* More message types from doc

* use fn pointer type

* Fixes from the review

* Add missing Runtime subsystem message

* rename to CandidateValidationMessage and fix tests

Co-authored-by: Fedor Sakharov <fedor.sakharov@gmail.com>
Co-authored-by: Peter Goodspeed-Niklaus <coriolinus@users.noreply.github.com>
This commit is contained in:
Robert Habermeier
2020-06-17 19:49:17 -04:00
committed by GitHub
parent 87ae6e42f5
commit c226c4403d
13 changed files with 477 additions and 52 deletions
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polkadot/node/overseer/examples/minimal-example.rs
+20 -9
View File
@@ -20,22 +20,24 @@
use std::time::Duration;
use futures::{
channel::oneshot,
pending, pin_mut, executor, select, stream,
FutureExt, StreamExt,
};
use futures_timer::Delay;
use kv_log_macro as log;
use polkadot_primitives::parachain::{BlockData, PoVBlock};
use polkadot_overseer::{Overseer, Subsystem, SubsystemContext, SpawnedSubsystem};
use messages::{
AllMessages, CandidateBackingSubsystemMessage, FromOverseer, ValidationSubsystemMessage
AllMessages, CandidateBackingMessage, FromOverseer, CandidateValidationMessage
};
struct Subsystem1;
impl Subsystem1 {
async fn run(mut ctx: SubsystemContext<CandidateBackingSubsystemMessage>) {
async fn run(mut ctx: SubsystemContext<CandidateBackingMessage>) {
loop {
match ctx.try_recv().await {
Ok(Some(msg)) => {
@@ -52,15 +54,24 @@ impl Subsystem1 {
}
Delay::new(Duration::from_secs(1)).await;
ctx.send_msg(AllMessages::Validation(
ValidationSubsystemMessage::ValidityAttestation
let (tx, _) = oneshot::channel();
ctx.send_msg(AllMessages::CandidateValidation(
CandidateValidationMessage::Validate(
Default::default(),
Default::default(),
PoVBlock {
block_data: BlockData(Vec::new()),
},
tx,
)
)).await.unwrap();
}
}
}
impl Subsystem<CandidateBackingSubsystemMessage> for Subsystem1 {
fn start(&mut self, ctx: SubsystemContext<CandidateBackingSubsystemMessage>) -> SpawnedSubsystem {
impl Subsystem<CandidateBackingMessage> for Subsystem1 {
fn start(&mut self, ctx: SubsystemContext<CandidateBackingMessage>) -> SpawnedSubsystem {
SpawnedSubsystem(Box::pin(async move {
Self::run(ctx).await;
}))
@@ -70,7 +81,7 @@ impl Subsystem<CandidateBackingSubsystemMessage> for Subsystem1 {
struct Subsystem2;
impl Subsystem2 {
async fn run(mut ctx: SubsystemContext<ValidationSubsystemMessage>) {
async fn run(mut ctx: SubsystemContext<CandidateValidationMessage>) {
ctx.spawn(Box::pin(async {
loop {
log::info!("Job tick");
@@ -94,8 +105,8 @@ impl Subsystem2 {
}
}
impl Subsystem<ValidationSubsystemMessage> for Subsystem2 {
fn start(&mut self, ctx: SubsystemContext<ValidationSubsystemMessage>) -> SpawnedSubsystem {
impl Subsystem<CandidateValidationMessage> for Subsystem2 {
fn start(&mut self, ctx: SubsystemContext<CandidateValidationMessage>) -> SpawnedSubsystem {
SpawnedSubsystem(Box::pin(async move {
Self::run(ctx).await;
}))