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Allow BabeConsensusDataProvider fork existing chain (#7078)

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* parent affbc38afd
author Seun Lanlege <seunlanlege@gmail.com> 1599568164 +0100
committer Seun Lanlege <seunlanlege@gmail.com> 1604321289 +0100
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BabeConsensusDataProvider works with existing chains

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

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
This commit is contained in:
Seun Lanlege
2020-11-04 14:16:08 +01:00
committed by GitHub
parent a12df194c6
commit 6328f8740c
20 changed files with 263 additions and 125 deletions
Download Patch File Download Diff File Expand all files Collapse all files
substrate/client/api/src/execution_extensions.rs
+31 -25
View File
@@ -136,31 +136,9 @@ impl<Block: traits::Block> ExecutionExtensions<Block> {
*self.transaction_pool.write() = Some(Arc::downgrade(&pool) as _);
}
/// Create `ExecutionManager` and `Extensions` for given offchain call.
///
/// Based on the execution context and capabilities it produces
/// the right manager and extensions object to support desired set of APIs.
pub fn manager_and_extensions<E: std::fmt::Debug, R: codec::Codec>(
&self,
at: &BlockId<Block>,
context: ExecutionContext,
) -> (
ExecutionManager<DefaultHandler<R, E>>,
Extensions,
) {
let manager = match context {
ExecutionContext::BlockConstruction =>
self.strategies.block_construction.get_manager(),
ExecutionContext::Syncing =>
self.strategies.syncing.get_manager(),
ExecutionContext::Importing =>
self.strategies.importing.get_manager(),
ExecutionContext::OffchainCall(Some((_, capabilities))) if capabilities.has_all() =>
self.strategies.offchain_worker.get_manager(),
ExecutionContext::OffchainCall(_) =>
self.strategies.other.get_manager(),
};
/// the extensions object to support desired set of APIs.
pub fn extensions(&self, at: &BlockId<Block>, context: ExecutionContext) -> Extensions {
let capabilities = context.capabilities();
let mut extensions = self.extensions_factory.read().extensions_for(capabilities);
@@ -190,7 +168,35 @@ impl<Block: traits::Block> ExecutionExtensions<Block> {
);
}
(manager, extensions)
extensions
}
/// Create `ExecutionManager` and `Extensions` for given offchain call.
///
/// Based on the execution context and capabilities it produces
/// the right manager and extensions object to support desired set of APIs.
pub fn manager_and_extensions<E: std::fmt::Debug, R: codec::Codec>(
&self,
at: &BlockId<Block>,
context: ExecutionContext,
) -> (
ExecutionManager<DefaultHandler<R, E>>,
Extensions,
) {
let manager = match context {
ExecutionContext::BlockConstruction =>
self.strategies.block_construction.get_manager(),
ExecutionContext::Syncing =>
self.strategies.syncing.get_manager(),
ExecutionContext::Importing =>
self.strategies.importing.get_manager(),
ExecutionContext::OffchainCall(Some((_, capabilities))) if capabilities.has_all() =>
self.strategies.offchain_worker.get_manager(),
ExecutionContext::OffchainCall(_) =>
self.strategies.other.get_manager(),
};
(manager, self.extensions(at, context))
}
}