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grandpa: cleanup stale entries in set id session mapping (#13237)

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* grandpa: cleanup stale entries in set id session mapping

* Update frame/grandpa/src/migrations.rs

Co-authored-by: Bastian Köcher <git@kchr.de>

* grandpa: remove unused import

* grandpa: migration off-by-one

* Update frame/grandpa/src/lib.rs

Co-authored-by: Anton <anton.kalyaev@gmail.com>

* Update frame/grandpa/src/lib.rs

Co-authored-by: Anton <anton.kalyaev@gmail.com>

* grandpa: MaxSetIdSessionEntries as u64

* node-template: fix MaxSetIdSessionEntries type

---------

Co-authored-by: Bastian Köcher <git@kchr.de>
Co-authored-by: Anton <anton.kalyaev@gmail.com>
This commit is contained in:
André Silva
2023-01-30 15:25:11 +00:00
committed by GitHub
parent b42b9b0f61
commit a46203efb6
6 changed files with 107 additions and 4 deletions
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substrate/frame/grandpa/src/tests.rs
+27
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@@ -781,6 +781,33 @@ fn on_new_session_doesnt_start_new_set_if_schedule_change_failed() {
});
}
#[test]
fn cleans_up_old_set_id_session_mappings() {
new_test_ext(vec![(1, 1), (2, 1), (3, 1)]).execute_with(|| {
let max_set_id_session_entries = MaxSetIdSessionEntries::get();
start_era(max_set_id_session_entries);
// we should have a session id mapping for all the set ids from
// `max_set_id_session_entries` eras we have observed
for i in 1..=max_set_id_session_entries {
assert!(Grandpa::session_for_set(i as u64).is_some());
}
start_era(max_set_id_session_entries * 2);
// we should keep tracking the new mappings for new eras
for i in max_set_id_session_entries + 1..=max_set_id_session_entries * 2 {
assert!(Grandpa::session_for_set(i as u64).is_some());
}
// but the old ones should have been pruned by now
for i in 1..=max_set_id_session_entries {
assert!(Grandpa::session_for_set(i as u64).is_none());
}
});
}
#[test]
fn always_schedules_a_change_on_new_session_when_stalled() {
new_test_ext(vec![(1, 1), (2, 1), (3, 1)]).execute_with(|| {