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Network bridge refactoring impl (#1537)

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* update networking types

* port over overseer-protocol message types

* Add the collation protocol to network bridge

* message sending

* stub for ConnectToValidators

* add some helper traits and methods to protocol types

* add collator protocol message

* leaves-updating

* peer connection and disconnection

* add utilities for dispatching multiple events

* implement message handling

* add an observedrole enum with equality and no sentry nodes

* derive partial-eq on network bridge event

* add PartialEq impls for network message types

* add Into implementation for observedrole

* port over existing network bridge tests

* add some more tests

* port bitfield distribution

* port over bitfield distribution tests

* add codec indices

* port PoV distribution

* port over PoV distribution tests

* port over statement distribution

* port over statement distribution tests

* update overseer and service-new

* address review comments

* port availability distribution

* port over availability distribution tests
This commit is contained in:
Robert Habermeier
2020-08-12 13:16:28 +02:00
committed by GitHub
parent 8e60a5197f
commit a6b1d91d6e
21 changed files with 1557 additions and 815 deletions
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polkadot/node/primitives/src/lib.rs
-26
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@@ -258,29 +258,3 @@ impl std::convert::TryFrom<FromTableMisbehavior> for MisbehaviorReport {
}
}
}
/// A unique identifier for a network protocol.
pub type ProtocolId = [u8; 4];
/// A succinct representation of a peer's view. This consists of a bounded amount of chain heads.
///
/// Up to `N` (5?) chain heads.
#[derive(Default, Debug, Clone, PartialEq, Eq, Encode, Decode)]
pub struct View(pub Vec<Hash>);
impl View {
/// Returns an iterator of the hashes present in `Self` but not in `other`.
pub fn difference<'a>(&'a self, other: &'a View) -> impl Iterator<Item = &'a Hash> + 'a {
self.0.iter().filter(move |h| !other.contains(h))
}
/// An iterator containing hashes present in both `Self` and in `other`.
pub fn intersection<'a>(&'a self, other: &'a View) -> impl Iterator<Item = &'a Hash> + 'a {
self.0.iter().filter(move |h| other.contains(h))
}
/// Whether the view contains a given hash.
pub fn contains(&self, hash: &Hash) -> bool {
self.0.contains(hash)
}
}