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Expose GRANDPA round state through RPC (#5375)

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* grandpa: wire up basic RPC call

* grandpa: make it compile against GRANDPA with expose round state

* grandpa: use shared voter state to expose RPC endpoint

* grandpa: restructure into nested structs

* grandpa: return background rounds too

* grandpa: return error when endpoint not ready

* grandpa: collect grandpa rpc deps

* grandpa: decide to use concrete AuthorityId in finality-grandpa-rpc

* grandpa: remove unncessary type annotation

* grandpa: move error code to const

* grandpa: remove unnecessary WIP comment

* grandpa: remove Id type parameter for SharedVoterState

* grandpa: update tests to add shared_voter_state in parameters

* grandpa: remove old deprecated test

* grandpa: fix getting the correct set_id

* grandpa: make SharedVoterState a struct

* grandpa: wrap shared_voter_state in rpc_setup

* grandpa: replace spaces with tabs

* grandpa: limit RwLock write attempt to 1 sec

* grandpa: add missing doc comments and remove some pub

* Apply suggestions from code review

Co-Authored-By: Tomasz Drwięga <tomusdrw@users.noreply.github.com>
Co-Authored-By: Hernando Castano <HCastano@users.noreply.github.com>

* grandpa: update function name call after change in finality-grandpa

* grandpa: group pub use and only export voter::report

* grandpa: add missing docs

* grandpa: extract out structs used for json serialization

* grandpa: stick to u32 for fields intended for js

* grandpa: move Error type to its own file

* grandpa: group pub use better

* Apply code review suggestion

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* grandpa: use correct version of finality-granpda in rpc crate

* grandpa: add back basic rpc unit test

* grandpa: replace SharedVoterState::new() with empty()

* node: cleanup grandpa::SharedVoterState usage in macro

* grandpa: remove VoterState error variant

* grandpa: enable missing futures compat feature

* grandpa: fix typo in error variant

* grandpa: remove test_utils

* grandpa: allow mocking rpc handler components

* grandpa: rename serialized to report in rpc module

* grandpa: add proper test for RPC

* grandpa: update to finality-grandpa v0.12.1

Co-authored-by: André Silva <andre.beat@gmail.com>
Co-authored-by: Demi Obenour <demi@parity.io>
Co-authored-by: Tomasz Drwięga <tomusdrw@users.noreply.github.com>
Co-authored-by: Hernando Castano <HCastano@users.noreply.github.com>
Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
This commit is contained in:
Jon Häggblad
2020-05-04 21:37:22 +02:00
committed by GitHub
parent 8df33e50af
commit 1f7f8abb33
15 changed files with 552 additions and 19 deletions
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substrate/client/finality-grandpa/src/authorities.rs
+3 -3
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@@ -39,7 +39,7 @@ pub enum Error<E> {
}
/// A shared authority set.
pub(crate) struct SharedAuthoritySet<H, N> {
pub struct SharedAuthoritySet<H, N> {
inner: Arc<RwLock<AuthoritySet<H, N>>>,
}
@@ -67,12 +67,12 @@ where N: Add<Output=N> + Ord + Clone + Debug,
}
/// Get the current set ID. This is incremented every time the set changes.
pub(crate) fn set_id(&self) -> u64 {
pub fn set_id(&self) -> u64 {
self.inner.read().set_id
}
/// Get the current authorities and their weights (for the current set ID).
pub(crate) fn current_authorities(&self) -> VoterSet<AuthorityId> {
pub fn current_authorities(&self) -> VoterSet<AuthorityId> {
VoterSet::new(self.inner.read().current_authorities.iter().cloned()).expect(
"current_authorities is non-empty and weights are non-zero; \
constructor and all mutating operations on `AuthoritySet` ensure this; \