filter out banks that have an older epoch (#3472)
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5c536e423c
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51004881f8
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@ -142,13 +142,28 @@ impl Locktower {
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stake_lockouts
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}
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pub fn is_recent_epoch(&self, bank: &Bank) -> bool {
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let bank_epoch = bank.get_epoch_and_slot_index(bank.slot()).0;
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bank_epoch >= self.epoch_stakes.slot
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}
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pub fn update_epoch(&mut self, bank: &Bank) {
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trace!(
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"updating bank epoch {} {}",
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bank.slot(),
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self.epoch_stakes.slot
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);
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let bank_epoch = bank.get_epoch_and_slot_index(bank.slot()).0;
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if bank_epoch != self.epoch_stakes.slot {
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assert!(
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bank_epoch > self.epoch_stakes.slot,
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self.is_recent_epoch(bank),
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"epoch_stakes cannot move backwards"
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);
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info!(
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"Locktower updated epoch bank {} {}",
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bank.slot(),
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self.epoch_stakes.slot
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);
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self.epoch_stakes = EpochStakes::new_from_bank(bank);
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}
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}
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@ -385,6 +385,11 @@ impl ReplayStage {
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trace!("bank is votable: {} {}", b.slot(), is_votable);
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is_votable
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})
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.filter(|b| {
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let is_recent_epoch = locktower.is_recent_epoch(b);
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trace!("bank is is_recent_epoch: {} {}", b.slot(), is_recent_epoch);
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is_recent_epoch
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})
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.filter(|b| {
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let has_voted = locktower.has_voted(b.slot());
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trace!("bank is has_voted: {} {}", b.slot(), has_voted);
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