mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-07-07 15:27:21 +00:00
Jon Häggblad
20f40fbd12
* grandpa: persist block number for last block of authority set * grandpa: fix authority_set_changes field in tests * grandpa: fix date on copyright notice * grandpa-rpc: implement cleaner api for prove finality rpc * grandpa-rpc: replace the old prove_finality with the new one * grandpa: undo accidental whitespace change * grandpa-rpc: start work on redo of the finality_proof RPC API * grandpa: manual impl of Decode for AuthoritySet * grandpa: add comment about appending changes for forced changes * grandpa: flip order in set changes, tidy up some comments * grandpa: update some of the doc comments * grandpa: store authority set changes when applying forced changes * grandpa: simplify finality_proof.rs * grandpa: move checks and extend tests in finality_proof * grandpa: address first set of review comments * grandpa: check that set changes have well-defined start * grandpa: rework prove_finality and assocated tests * grandpa: make AuthoritySetChanges tuple struct * grandpa: add assertions for tracking auth set changes * grandpa: remove StorageAndProofProvider trait * grandpa: return more informative results for unexpected input to RPC * grandpa: tiny tweak to error msg * grandpa: fix tests * grandpa: add error specific to finality_proof * grandpa: fix review comments * grandpa: proper migration to new AuthoritySet * grandpa: fix long lines * grandpa: fix unused warning after merge Co-authored-by: André Silva <andrerfosilva@gmail.com>
51 lines
1.8 KiB
Rust
51 lines
1.8 KiB
Rust
// This file is part of Substrate.
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// Copyright (C) 2020-2021 Parity Technologies (UK) Ltd.
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// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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use serde::{Serialize, Deserialize};
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use sc_finality_grandpa::FinalityProofProvider;
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use sp_runtime::traits::{Block as BlockT, NumberFor};
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#[derive(Serialize, Deserialize)]
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pub struct EncodedFinalityProof(pub sp_core::Bytes);
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/// Local trait mainly to allow mocking in tests.
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pub trait RpcFinalityProofProvider<Block: BlockT> {
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/// Prove finality for the given block number by returning a Justification for the last block of
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/// the authority set.
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fn rpc_prove_finality(
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&self,
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block: NumberFor<Block>,
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) -> Result<Option<EncodedFinalityProof>, sc_finality_grandpa::FinalityProofError>;
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}
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impl<B, Block> RpcFinalityProofProvider<Block> for FinalityProofProvider<B, Block>
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where
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Block: BlockT,
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NumberFor<Block>: finality_grandpa::BlockNumberOps,
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B: sc_client_api::backend::Backend<Block> + Send + Sync + 'static,
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{
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fn rpc_prove_finality(
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&self,
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block: NumberFor<Block>,
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) -> Result<Option<EncodedFinalityProof>, sc_finality_grandpa::FinalityProofError> {
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self.prove_finality(block)
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.map(|x| x.map(|y| EncodedFinalityProof(y.into())))
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}
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}
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