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Update to latest Polkadot & Substrate (#75)

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* Start fixing compilation errors

* Switch to git version of `WasmBuilder`

* Fix compilation

* More updates

* Adapt to latest Substrate/Polkadot changes
This commit is contained in:
Bastian Köcher
2020-04-06 21:55:32 +02:00
committed by GitHub
parent f54a6e8b4d
commit d4562c3a48
14 changed files with 2176 additions and 1881 deletions
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cumulus/network/src/lib.rs
+24 -8
View File
@@ -18,18 +18,22 @@
//!
//! Contains message send between collators and logic to process them.
use sp_api::ProvideRuntimeApi;
use sp_blockchain::Error as ClientError;
use sp_consensus::block_validation::{BlockAnnounceValidator, Validation};
use sp_runtime::traits::Block as BlockT;
use sp_runtime::{generic::BlockId, traits::Block as BlockT};
use polkadot_network::legacy::gossip::{GossipMessage, GossipStatement};
use polkadot_primitives::parachain::ValidatorId;
use polkadot_primitives::{
parachain::{ParachainHost, ValidatorId},
Block as PBlock,
};
use polkadot_statement_table::{SignedStatement, Statement};
use polkadot_validation::check_statement;
use codec::{Decode, Encode};
use std::marker::PhantomData;
use std::{marker::PhantomData, sync::Arc};
/// Validate that data is a valid justification from a relay-chain validator that the block is a
/// valid parachain-block candidate.
@@ -37,21 +41,27 @@ use std::marker::PhantomData;
/// the justification.
///
/// Note: if no justification is provided the annouce is considered valid.
pub struct JustifiedBlockAnnounceValidator<B> {
pub struct JustifiedBlockAnnounceValidator<B, P> {
authorities: Vec<ValidatorId>,
phantom: PhantomData<B>,
polkadot_client: Arc<P>,
}
impl<B: BlockT> JustifiedBlockAnnounceValidator<B> {
pub fn new(authorities: Vec<ValidatorId>) -> Self {
impl<B, P> JustifiedBlockAnnounceValidator<B, P> {
pub fn new(authorities: Vec<ValidatorId>, polkadot_client: Arc<P>) -> Self {
Self {
authorities,
phantom: Default::default(),
polkadot_client,
}
}
}
impl<B: BlockT> BlockAnnounceValidator<B> for JustifiedBlockAnnounceValidator<B> {
impl<B: BlockT, P> BlockAnnounceValidator<B> for JustifiedBlockAnnounceValidator<B, P>
where
P: ProvideRuntimeApi<PBlock>,
P::Api: ParachainHost<PBlock>,
{
fn validate(
&mut self,
header: &B::Header,
@@ -89,6 +99,12 @@ impl<B: BlockT> BlockAnnounceValidator<B> for JustifiedBlockAnnounceValidator<B>
},
} = gossip_statement;
let signing_context = self
.polkadot_client
.runtime_api()
.signing_context(&BlockId::Hash(relay_chain_leaf))
.map_err(|e| Box::new(ClientError::Msg(format!("{:?}", e))) as Box<_>)?;
// Check that the signer is a legit validator.
let signer = self.authorities.get(sender as usize).ok_or_else(|| {
Box::new(ClientError::BadJustification(
@@ -98,7 +114,7 @@ impl<B: BlockT> BlockAnnounceValidator<B> for JustifiedBlockAnnounceValidator<B>
})?;
// Check statement is correctly signed.
if !check_statement(&statement, &signature, signer.clone(), &relay_chain_leaf) {
if !check_statement(&statement, &signature, signer.clone(), &signing_context) {
return Err(Box::new(ClientError::BadJustification(
"block announced justification signature is invalid".to_string(),
)) as Box<_>);