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keygen: add dedicated solana-keygen grind command (#6697)

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* Remove dead code

* Speed up vanity key grinding
This commit is contained in:
Michael Vines
2019-11-03 19:41:26 -08:00
committed by GitHub
parent 66f76c8067
commit 3938142535
4 changed files with 151 additions and 73 deletions
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30
runtime/src/bank.rs
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@ -768,36 +768,6 @@ impl Bank {
}
}
/// Looks through a list of tick heights and stakes, and finds the latest
/// tick that has achieved confirmation
pub fn get_confirmation_timestamp(
&self,
mut slots_and_stakes: Vec<(Slot, u64)>,
supermajority_stake: u64,
) -> Option<u64> {
// Sort by slot height
slots_and_stakes.sort_by(|a, b| b.0.cmp(&a.0));
let max_slot = self.slot();
let min_slot = max_slot.saturating_sub(MAX_RECENT_BLOCKHASHES as u64);
let mut total_stake = 0;
for (slot, stake) in slots_and_stakes.iter() {
if *slot >= min_slot && *slot <= max_slot {
total_stake += stake;
if total_stake > supermajority_stake {
return self
.blockhash_queue
.read()
.unwrap()
.hash_height_to_timestamp(*slot);
}
}
}
None
}
/// Tell the bank which Entry IDs exist on the ledger. This function
/// assumes subsequent calls correspond to later entries, and will boot
/// the oldest ones once its internal cache is full. Once boot, the