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Add Unchecked Header Writes to Bridge Pallet (#672)

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* Add method for unchecked header imports

* Update docs for importing unchecked headers

* Import unchecked headers in HeaderChain implementation

* Fix Clippy warnings

* Move unchecked header import out of Verifier struct

* Clean up unchecked import tests

* Change HeaderChain API to accept iterator of headers

* Use chains of headers in tests

* Remove unused Result return type when appending finalized headers

* Add test which shows that genesis changes are not enacted

* Use initial header's hash for unchecked authority set changes

* Appease Clippy

* Check ancestry before making unchecked writes

* Fix typo

* Fix Clippy warning

* Add note about `ancestry_proof` structure

* Use best hash storage item directly

Co-authored-by: Svyatoslav Nikolsky <svyatonik@gmail.com>
This commit is contained in:
Hernando Castano
2021-01-27 16:57:27 -05:00
committed by Bastian Köcher
parent acee5580ca
commit b921a485fb
5 changed files with 251 additions and 62 deletions
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bridges/modules/substrate/src/fork_tests.rs
+1 -1
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@@ -503,7 +503,7 @@ where
storage.update_current_authority_set(authority_set);
}
fn change_log(delay: u64) -> Digest<TestHash> {
pub(crate) fn change_log(delay: u64) -> Digest<TestHash> {
let consensus_log = ConsensusLog::<TestNumber>::ScheduledChange(sp_finality_grandpa::ScheduledChange {
next_authorities: vec![(alice(), 1), (bob(), 1)],
delay,