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Prevent Requests/Caching of leader schedules for epochs beyond confirmed roots (#4033)

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This commit is contained in:
carllin
2019-04-30 13:23:21 -07:00
committed by Grimes
parent c5f8b4960c
commit 1a259d4a3f
6 changed files with 99 additions and 44 deletions
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5
core/src/blocktree_processor.rs
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@@ -131,7 +131,7 @@ pub fn process_blocktree(
vec![(slot, meta, bank, entry_height, last_entry_hash)]
};
let leader_schedule_cache = LeaderScheduleCache::new(*pending_slots[0].2.epoch_schedule());
let leader_schedule_cache = LeaderScheduleCache::new(*pending_slots[0].2.epoch_schedule(), 0);
let mut fork_info = vec![];
let mut last_status_report = Instant::now();
@@ -188,6 +188,7 @@ pub fn process_blocktree(
bank.freeze(); // all banks handled by this routine are created from complete slots
if blocktree.is_root(slot) {
leader_schedule_cache.set_root(slot);
bank.squash();
pending_slots.clear();
fork_info.clear();
@@ -219,7 +220,7 @@ pub fn process_blocktree(
let next_bank = Arc::new(Bank::new_from_parent(
&bank,
&leader_schedule_cache
.slot_leader_at_else_compute(next_slot, &bank)
.slot_leader_at(next_slot, Some(&bank))
.unwrap(),
next_slot,
));