Finality notification streams (#791)

* finalization for in_mem

* fetch last finalized block

* pruning: use canonical term instead of final

* finalize blocks in full node

* begin to port light client DB

* add tree-route

* keep number index consistent in full nodes

* fix tests

* disable cache and finish porting light client

* add AsMut to system module

* final leaf is always best

* fix all tests

* Fix comment and trace

* removed unused Into call

* add comment on behavior of `finalize_block`

* move `tree_route` to client common

* tree_route tests

* return slices in TreeRoute

* apply finality up to parent

* add `finalize_block` call

* adjust formatting

* finality notifications and add last finalized block to chain info

* exhaustive match and comments

* fix sync tests by using non-instant finality
This commit is contained in:
Robert Habermeier
2018-09-24 17:45:37 +01:00
committed by Arkadiy Paronyan
parent ef97973178
commit b02c274374
14 changed files with 665 additions and 225 deletions
@@ -44,5 +44,6 @@ pub trait Specialization<B: BlockT>: Send + Sync + 'static {
fn maintain_peers(&mut self, _ctx: &mut Context<B>) { }
/// Called when a block is _imported_ at the head of the chain (not during major sync).
/// Not guaranteed to be called for every block, but will be most of the after major sync.
fn on_block_imported(&mut self, _ctx: &mut Context<B>, _hash: B::Hash, _header: &B::Header) { }
}