752 lines
27 KiB
Rust
752 lines
27 KiB
Rust
//! Stakes serve as a cache of stake and vote accounts to derive
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//! node stakes
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use {
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crate::{
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stake_history::StakeHistory,
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vote_account::{VoteAccount, VoteAccounts},
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},
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dashmap::DashMap,
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im::HashMap as ImHashMap,
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num_derive::ToPrimitive,
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num_traits::ToPrimitive,
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rayon::{prelude::*, ThreadPool},
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solana_sdk::{
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account::{AccountSharedData, ReadableAccount},
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clock::{Epoch, Slot},
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pubkey::Pubkey,
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stake::{
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self,
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state::{Delegation, StakeActivationStatus, StakeState},
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},
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},
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solana_stake_program::stake_state,
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solana_vote_program::vote_state::VoteState,
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std::{
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collections::HashMap,
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ops::Add,
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sync::{Arc, RwLock, RwLockReadGuard},
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},
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};
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#[derive(Debug, Clone, PartialEq, ToPrimitive)]
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pub enum InvalidCacheEntryReason {
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Missing,
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BadState,
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WrongOwner,
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}
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#[derive(Default, Debug, Deserialize, Serialize, AbiExample)]
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pub struct StakesCache(RwLock<Stakes>);
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impl StakesCache {
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pub fn new(stakes: Stakes) -> Self {
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Self(RwLock::new(stakes))
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}
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pub fn stakes(&self) -> RwLockReadGuard<Stakes> {
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self.0.read().unwrap()
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}
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pub fn is_stake(account: &AccountSharedData) -> bool {
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solana_vote_program::check_id(account.owner())
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|| stake::program::check_id(account.owner())
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&& account.data().len() >= std::mem::size_of::<StakeState>()
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}
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pub fn check_and_store(&self, pubkey: &Pubkey, account: &AccountSharedData) {
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if solana_vote_program::check_id(account.owner()) {
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let new_vote_account = if account.lamports() != 0
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&& VoteState::is_correct_size_and_initialized(account.data())
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{
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let vote_account = VoteAccount::from(account.clone());
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{
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// Called to eagerly deserialize vote state
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let _res = vote_account.vote_state();
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}
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Some(vote_account)
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} else {
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None
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};
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self.0
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.write()
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.unwrap()
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.update_vote_account(pubkey, new_vote_account);
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} else if solana_stake_program::check_id(account.owner()) {
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let new_delegation = stake_state::delegation_from(account).map(|delegation| {
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let stakes = self.stakes();
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let stake = if account.lamports() != 0 {
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delegation.stake(stakes.epoch, Some(&stakes.stake_history))
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} else {
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// when account is removed (lamports == 0), this special `else` clause ensures
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// resetting cached stake value below, even if the account happens to be
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// still staked for some (odd) reason
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0
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};
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(stake, delegation)
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});
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self.0
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.write()
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.unwrap()
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.update_stake_delegation(pubkey, new_delegation);
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}
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}
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pub fn activate_epoch(&self, next_epoch: Epoch, thread_pool: &ThreadPool) {
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let mut stakes = self.0.write().unwrap();
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stakes.activate_epoch(next_epoch, thread_pool)
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}
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pub fn handle_invalid_keys(
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&self,
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invalid_stake_keys: DashMap<Pubkey, InvalidCacheEntryReason>,
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invalid_vote_keys: DashMap<Pubkey, InvalidCacheEntryReason>,
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should_evict_invalid_entries: bool,
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current_slot: Slot,
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) {
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if invalid_stake_keys.is_empty() && invalid_vote_keys.is_empty() {
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return;
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}
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// Prune invalid stake delegations and vote accounts that were
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// not properly evicted in normal operation.
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let mut maybe_stakes = if should_evict_invalid_entries {
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Some(self.0.write().unwrap())
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} else {
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None
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};
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for (stake_pubkey, reason) in invalid_stake_keys {
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if let Some(stakes) = maybe_stakes.as_mut() {
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stakes.remove_stake_delegation(&stake_pubkey);
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}
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datapoint_warn!(
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"bank-stake_delegation_accounts-invalid-account",
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("slot", current_slot as i64, i64),
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("stake-address", format!("{:?}", stake_pubkey), String),
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("reason", reason.to_i64().unwrap_or_default(), i64),
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);
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}
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for (vote_pubkey, reason) in invalid_vote_keys {
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if let Some(stakes) = maybe_stakes.as_mut() {
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stakes.remove_vote_account(&vote_pubkey);
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}
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datapoint_warn!(
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"bank-stake_delegation_accounts-invalid-account",
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("slot", current_slot as i64, i64),
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("vote-address", format!("{:?}", vote_pubkey), String),
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("reason", reason.to_i64().unwrap_or_default(), i64),
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);
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}
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}
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}
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#[derive(Default, Clone, PartialEq, Debug, Deserialize, Serialize, AbiExample)]
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pub struct Stakes {
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/// vote accounts
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vote_accounts: VoteAccounts,
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/// stake_delegations
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stake_delegations: ImHashMap<Pubkey, Delegation>,
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/// unused
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unused: u64,
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/// current epoch, used to calculate current stake
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epoch: Epoch,
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/// history of staking levels
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stake_history: StakeHistory,
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}
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impl Stakes {
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pub fn history(&self) -> &StakeHistory {
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&self.stake_history
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}
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fn activate_epoch(&mut self, next_epoch: Epoch, thread_pool: &ThreadPool) {
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type StakesHashMap = HashMap</*voter:*/ Pubkey, /*stake:*/ u64>;
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fn merge(mut acc: StakesHashMap, other: StakesHashMap) -> StakesHashMap {
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if acc.len() < other.len() {
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return merge(other, acc);
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}
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for (key, stake) in other {
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*acc.entry(key).or_default() += stake;
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}
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acc
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}
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let stake_delegations: Vec<_> = self.stake_delegations.values().collect();
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// Wrap up the prev epoch by adding new stake history entry for the
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// prev epoch.
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let stake_history_entry = thread_pool.install(|| {
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stake_delegations
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.par_iter()
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.fold(StakeActivationStatus::default, |acc, delegation| {
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acc + delegation
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.stake_activating_and_deactivating(self.epoch, Some(&self.stake_history))
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})
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.reduce(StakeActivationStatus::default, Add::add)
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});
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self.stake_history.add(self.epoch, stake_history_entry);
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self.epoch = next_epoch;
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// Refresh the stake distribution of vote accounts for the next epoch,
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// using new stake history.
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let delegated_stakes = thread_pool.install(|| {
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stake_delegations
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.par_iter()
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.fold(HashMap::default, |mut delegated_stakes, delegation| {
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let entry = delegated_stakes.entry(delegation.voter_pubkey).or_default();
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*entry += delegation.stake(self.epoch, Some(&self.stake_history));
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delegated_stakes
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})
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.reduce(HashMap::default, merge)
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});
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self.vote_accounts = self
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.vote_accounts
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.iter()
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.map(|(&vote_pubkey, (_ /*stake*/, vote_account))| {
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let delegated_stake = delegated_stakes
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.get(&vote_pubkey)
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.copied()
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.unwrap_or_default();
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(vote_pubkey, (delegated_stake, vote_account.clone()))
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})
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.collect();
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}
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/// Sum the stakes that point to the given voter_pubkey
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fn calculate_stake(
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&self,
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voter_pubkey: &Pubkey,
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epoch: Epoch,
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stake_history: &StakeHistory,
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) -> u64 {
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let matches_voter_pubkey = |(_, stake_delegation): &(&_, &Delegation)| {
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&stake_delegation.voter_pubkey == voter_pubkey
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};
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let get_stake = |(_, stake_delegation): (_, &Delegation)| {
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stake_delegation.stake(epoch, Some(stake_history))
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};
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self.stake_delegations
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.iter()
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.filter(matches_voter_pubkey)
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.map(get_stake)
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.sum()
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}
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/// Sum the lamports of the vote accounts and the delegated stake
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pub fn vote_balance_and_staked(&self) -> u64 {
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let get_stake = |(_, stake_delegation): (_, &Delegation)| stake_delegation.stake;
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let get_lamports = |(_, (_, vote_account)): (_, &(_, VoteAccount))| vote_account.lamports();
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self.stake_delegations.iter().map(get_stake).sum::<u64>()
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+ self.vote_accounts.iter().map(get_lamports).sum::<u64>()
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}
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pub fn remove_vote_account(&mut self, vote_pubkey: &Pubkey) {
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self.vote_accounts.remove(vote_pubkey);
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}
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pub fn remove_stake_delegation(&mut self, stake_pubkey: &Pubkey) {
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if let Some(removed_delegation) = self.stake_delegations.remove(stake_pubkey) {
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let removed_stake = removed_delegation.stake(self.epoch, Some(&self.stake_history));
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self.vote_accounts
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.sub_stake(&removed_delegation.voter_pubkey, removed_stake);
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}
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}
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pub fn update_vote_account(
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&mut self,
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vote_pubkey: &Pubkey,
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new_vote_account: Option<VoteAccount>,
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) {
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// unconditionally remove existing at first; there is no dependent calculated state for
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// votes, not like stakes (stake codepath maintains calculated stake value grouped by
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// delegated vote pubkey)
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let old_entry = self.vote_accounts.remove(vote_pubkey);
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if let Some(new_vote_account) = new_vote_account {
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debug_assert!(new_vote_account.is_deserialized());
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let new_stake = old_entry.as_ref().map_or_else(
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|| self.calculate_stake(vote_pubkey, self.epoch, &self.stake_history),
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|(old_stake, _old_vote_account)| *old_stake,
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);
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self.vote_accounts
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.insert(*vote_pubkey, (new_stake, new_vote_account));
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}
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}
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pub fn update_stake_delegation(
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&mut self,
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stake_pubkey: &Pubkey,
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new_delegation: Option<(u64, Delegation)>,
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) {
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// old_stake is stake lamports and voter_pubkey from the pre-store() version
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let old_stake = self.stake_delegations.get(stake_pubkey).map(|delegation| {
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(
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delegation.voter_pubkey,
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delegation.stake(self.epoch, Some(&self.stake_history)),
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)
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});
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let new_stake = new_delegation.map(|(stake, delegation)| (delegation.voter_pubkey, stake));
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// check if adjustments need to be made...
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if new_stake != old_stake {
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if let Some((voter_pubkey, stake)) = old_stake {
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self.vote_accounts.sub_stake(&voter_pubkey, stake);
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}
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if let Some((voter_pubkey, stake)) = new_stake {
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self.vote_accounts.add_stake(&voter_pubkey, stake);
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}
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}
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if let Some((_stake, delegation)) = new_delegation {
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self.stake_delegations.insert(*stake_pubkey, delegation);
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} else {
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// when stake is no longer delegated, remove it from Stakes so that
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// given `pubkey` can be used for any owner in the future, while not
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// affecting Stakes.
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self.stake_delegations.remove(stake_pubkey);
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}
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}
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pub fn vote_accounts(&self) -> &VoteAccounts {
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&self.vote_accounts
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}
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pub(crate) fn stake_delegations(&self) -> &ImHashMap<Pubkey, Delegation> {
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&self.stake_delegations
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}
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pub fn staked_nodes(&self) -> Arc<HashMap<Pubkey, u64>> {
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self.vote_accounts.staked_nodes()
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}
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pub fn highest_staked_node(&self) -> Option<Pubkey> {
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let (_pubkey, (_stake, vote_account)) = self
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.vote_accounts
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.iter()
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.max_by(|(_ak, av), (_bk, bv)| av.0.cmp(&bv.0))?;
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let node_pubkey = vote_account.vote_state().as_ref().ok()?.node_pubkey;
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Some(node_pubkey)
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}
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}
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#[cfg(test)]
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pub mod tests {
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use {
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super::*,
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rayon::ThreadPoolBuilder,
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solana_sdk::{account::WritableAccount, pubkey::Pubkey, rent::Rent},
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solana_stake_program::stake_state,
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solana_vote_program::vote_state::{self, VoteState, VoteStateVersions},
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};
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// set up some dummies for a staked node (( vote ) ( stake ))
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pub fn create_staked_node_accounts(
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stake: u64,
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) -> ((Pubkey, AccountSharedData), (Pubkey, AccountSharedData)) {
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let vote_pubkey = solana_sdk::pubkey::new_rand();
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let vote_account =
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vote_state::create_account(&vote_pubkey, &solana_sdk::pubkey::new_rand(), 0, 1);
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(
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(vote_pubkey, vote_account),
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create_stake_account(stake, &vote_pubkey),
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)
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}
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// add stake to a vote_pubkey ( stake )
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pub fn create_stake_account(stake: u64, vote_pubkey: &Pubkey) -> (Pubkey, AccountSharedData) {
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let stake_pubkey = solana_sdk::pubkey::new_rand();
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(
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stake_pubkey,
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stake_state::create_account(
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&stake_pubkey,
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vote_pubkey,
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&vote_state::create_account(vote_pubkey, &solana_sdk::pubkey::new_rand(), 0, 1),
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&Rent::free(),
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stake,
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),
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)
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}
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pub fn create_warming_staked_node_accounts(
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stake: u64,
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epoch: Epoch,
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) -> ((Pubkey, AccountSharedData), (Pubkey, AccountSharedData)) {
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let vote_pubkey = solana_sdk::pubkey::new_rand();
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let vote_account =
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vote_state::create_account(&vote_pubkey, &solana_sdk::pubkey::new_rand(), 0, 1);
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(
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(vote_pubkey, vote_account),
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create_warming_stake_account(stake, epoch, &vote_pubkey),
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)
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}
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// add stake to a vote_pubkey ( stake )
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pub fn create_warming_stake_account(
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stake: u64,
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epoch: Epoch,
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vote_pubkey: &Pubkey,
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) -> (Pubkey, AccountSharedData) {
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let stake_pubkey = solana_sdk::pubkey::new_rand();
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(
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stake_pubkey,
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stake_state::create_account_with_activation_epoch(
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&stake_pubkey,
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vote_pubkey,
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&vote_state::create_account(vote_pubkey, &solana_sdk::pubkey::new_rand(), 0, 1),
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&Rent::free(),
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stake,
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epoch,
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),
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)
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}
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#[test]
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fn test_stakes_basic() {
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for i in 0..4 {
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let stakes_cache = StakesCache::new(Stakes {
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epoch: i,
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..Stakes::default()
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});
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let ((vote_pubkey, vote_account), (stake_pubkey, mut stake_account)) =
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create_staked_node_accounts(10);
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stakes_cache.check_and_store(&vote_pubkey, &vote_account);
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stakes_cache.check_and_store(&stake_pubkey, &stake_account);
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let stake = stake_state::stake_from(&stake_account).unwrap();
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{
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let stakes = stakes_cache.stakes();
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let vote_accounts = stakes.vote_accounts();
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assert!(vote_accounts.get(&vote_pubkey).is_some());
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assert_eq!(
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vote_accounts.get(&vote_pubkey).unwrap().0,
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stake.stake(i, None)
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);
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}
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stake_account.set_lamports(42);
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stakes_cache.check_and_store(&stake_pubkey, &stake_account);
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{
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let stakes = stakes_cache.stakes();
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let vote_accounts = stakes.vote_accounts();
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assert!(vote_accounts.get(&vote_pubkey).is_some());
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assert_eq!(
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vote_accounts.get(&vote_pubkey).unwrap().0,
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stake.stake(i, None)
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); // stays old stake, because only 10 is activated
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}
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// activate more
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let (_stake_pubkey, mut stake_account) = create_stake_account(42, &vote_pubkey);
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stakes_cache.check_and_store(&stake_pubkey, &stake_account);
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let stake = stake_state::stake_from(&stake_account).unwrap();
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{
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let stakes = stakes_cache.stakes();
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let vote_accounts = stakes.vote_accounts();
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assert!(vote_accounts.get(&vote_pubkey).is_some());
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assert_eq!(
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vote_accounts.get(&vote_pubkey).unwrap().0,
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stake.stake(i, None)
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); // now stake of 42 is activated
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}
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stake_account.set_lamports(0);
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stakes_cache.check_and_store(&stake_pubkey, &stake_account);
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{
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let stakes = stakes_cache.stakes();
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let vote_accounts = stakes.vote_accounts();
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assert!(vote_accounts.get(&vote_pubkey).is_some());
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assert_eq!(vote_accounts.get(&vote_pubkey).unwrap().0, 0);
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}
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}
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}
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#[test]
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fn test_stakes_highest() {
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let stakes_cache = StakesCache::default();
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assert_eq!(stakes_cache.stakes().highest_staked_node(), None);
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let ((vote_pubkey, vote_account), (stake_pubkey, stake_account)) =
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create_staked_node_accounts(10);
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stakes_cache.check_and_store(&vote_pubkey, &vote_account);
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stakes_cache.check_and_store(&stake_pubkey, &stake_account);
|
|
|
|
let ((vote11_pubkey, vote11_account), (stake11_pubkey, stake11_account)) =
|
|
create_staked_node_accounts(20);
|
|
|
|
stakes_cache.check_and_store(&vote11_pubkey, &vote11_account);
|
|
stakes_cache.check_and_store(&stake11_pubkey, &stake11_account);
|
|
|
|
let vote11_node_pubkey = VoteState::from(&vote11_account).unwrap().node_pubkey;
|
|
|
|
let highest_staked_node = stakes_cache.stakes().highest_staked_node();
|
|
assert_eq!(highest_staked_node, Some(vote11_node_pubkey));
|
|
}
|
|
|
|
#[test]
|
|
fn test_stakes_vote_account_disappear_reappear() {
|
|
let stakes_cache = StakesCache::new(Stakes {
|
|
epoch: 4,
|
|
..Stakes::default()
|
|
});
|
|
|
|
let ((vote_pubkey, mut vote_account), (stake_pubkey, stake_account)) =
|
|
create_staked_node_accounts(10);
|
|
|
|
stakes_cache.check_and_store(&vote_pubkey, &vote_account);
|
|
stakes_cache.check_and_store(&stake_pubkey, &stake_account);
|
|
|
|
{
|
|
let stakes = stakes_cache.stakes();
|
|
let vote_accounts = stakes.vote_accounts();
|
|
assert!(vote_accounts.get(&vote_pubkey).is_some());
|
|
assert_eq!(vote_accounts.get(&vote_pubkey).unwrap().0, 10);
|
|
}
|
|
|
|
vote_account.set_lamports(0);
|
|
stakes_cache.check_and_store(&vote_pubkey, &vote_account);
|
|
|
|
{
|
|
let stakes = stakes_cache.stakes();
|
|
let vote_accounts = stakes.vote_accounts();
|
|
assert!(vote_accounts.get(&vote_pubkey).is_none());
|
|
}
|
|
|
|
vote_account.set_lamports(1);
|
|
stakes_cache.check_and_store(&vote_pubkey, &vote_account);
|
|
|
|
{
|
|
let stakes = stakes_cache.stakes();
|
|
let vote_accounts = stakes.vote_accounts();
|
|
assert!(vote_accounts.get(&vote_pubkey).is_some());
|
|
assert_eq!(vote_accounts.get(&vote_pubkey).unwrap().0, 10);
|
|
}
|
|
|
|
// Vote account too big
|
|
let cache_data = vote_account.data().to_vec();
|
|
let mut pushed = vote_account.data().to_vec();
|
|
pushed.push(0);
|
|
vote_account.set_data(pushed);
|
|
stakes_cache.check_and_store(&vote_pubkey, &vote_account);
|
|
|
|
{
|
|
let stakes = stakes_cache.stakes();
|
|
let vote_accounts = stakes.vote_accounts();
|
|
assert!(vote_accounts.get(&vote_pubkey).is_none());
|
|
}
|
|
|
|
// Vote account uninitialized
|
|
let default_vote_state = VoteState::default();
|
|
let versioned = VoteStateVersions::new_current(default_vote_state);
|
|
VoteState::to(&versioned, &mut vote_account).unwrap();
|
|
stakes_cache.check_and_store(&vote_pubkey, &vote_account);
|
|
|
|
{
|
|
let stakes = stakes_cache.stakes();
|
|
let vote_accounts = stakes.vote_accounts();
|
|
assert!(vote_accounts.get(&vote_pubkey).is_none());
|
|
}
|
|
|
|
vote_account.set_data(cache_data);
|
|
stakes_cache.check_and_store(&vote_pubkey, &vote_account);
|
|
|
|
{
|
|
let stakes = stakes_cache.stakes();
|
|
let vote_accounts = stakes.vote_accounts();
|
|
assert!(vote_accounts.get(&vote_pubkey).is_some());
|
|
assert_eq!(vote_accounts.get(&vote_pubkey).unwrap().0, 10);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn test_stakes_change_delegate() {
|
|
let stakes_cache = StakesCache::new(Stakes {
|
|
epoch: 4,
|
|
..Stakes::default()
|
|
});
|
|
|
|
let ((vote_pubkey, vote_account), (stake_pubkey, stake_account)) =
|
|
create_staked_node_accounts(10);
|
|
|
|
let ((vote_pubkey2, vote_account2), (_stake_pubkey2, stake_account2)) =
|
|
create_staked_node_accounts(10);
|
|
|
|
stakes_cache.check_and_store(&vote_pubkey, &vote_account);
|
|
stakes_cache.check_and_store(&vote_pubkey2, &vote_account2);
|
|
|
|
// delegates to vote_pubkey
|
|
stakes_cache.check_and_store(&stake_pubkey, &stake_account);
|
|
|
|
let stake = stake_state::stake_from(&stake_account).unwrap();
|
|
|
|
{
|
|
let stakes = stakes_cache.stakes();
|
|
let vote_accounts = stakes.vote_accounts();
|
|
assert!(vote_accounts.get(&vote_pubkey).is_some());
|
|
assert_eq!(
|
|
vote_accounts.get(&vote_pubkey).unwrap().0,
|
|
stake.stake(stakes.epoch, Some(&stakes.stake_history))
|
|
);
|
|
assert!(vote_accounts.get(&vote_pubkey2).is_some());
|
|
assert_eq!(vote_accounts.get(&vote_pubkey2).unwrap().0, 0);
|
|
}
|
|
|
|
// delegates to vote_pubkey2
|
|
stakes_cache.check_and_store(&stake_pubkey, &stake_account2);
|
|
|
|
{
|
|
let stakes = stakes_cache.stakes();
|
|
let vote_accounts = stakes.vote_accounts();
|
|
assert!(vote_accounts.get(&vote_pubkey).is_some());
|
|
assert_eq!(vote_accounts.get(&vote_pubkey).unwrap().0, 0);
|
|
assert!(vote_accounts.get(&vote_pubkey2).is_some());
|
|
assert_eq!(
|
|
vote_accounts.get(&vote_pubkey2).unwrap().0,
|
|
stake.stake(stakes.epoch, Some(&stakes.stake_history))
|
|
);
|
|
}
|
|
}
|
|
#[test]
|
|
fn test_stakes_multiple_stakers() {
|
|
let stakes_cache = StakesCache::new(Stakes {
|
|
epoch: 4,
|
|
..Stakes::default()
|
|
});
|
|
|
|
let ((vote_pubkey, vote_account), (stake_pubkey, stake_account)) =
|
|
create_staked_node_accounts(10);
|
|
|
|
let (stake_pubkey2, stake_account2) = create_stake_account(10, &vote_pubkey);
|
|
|
|
stakes_cache.check_and_store(&vote_pubkey, &vote_account);
|
|
|
|
// delegates to vote_pubkey
|
|
stakes_cache.check_and_store(&stake_pubkey, &stake_account);
|
|
stakes_cache.check_and_store(&stake_pubkey2, &stake_account2);
|
|
|
|
{
|
|
let stakes = stakes_cache.stakes();
|
|
let vote_accounts = stakes.vote_accounts();
|
|
assert!(vote_accounts.get(&vote_pubkey).is_some());
|
|
assert_eq!(vote_accounts.get(&vote_pubkey).unwrap().0, 20);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn test_activate_epoch() {
|
|
let stakes_cache = StakesCache::default();
|
|
|
|
let ((vote_pubkey, vote_account), (stake_pubkey, stake_account)) =
|
|
create_staked_node_accounts(10);
|
|
|
|
stakes_cache.check_and_store(&vote_pubkey, &vote_account);
|
|
stakes_cache.check_and_store(&stake_pubkey, &stake_account);
|
|
let stake = stake_state::stake_from(&stake_account).unwrap();
|
|
|
|
{
|
|
let stakes = stakes_cache.stakes();
|
|
let vote_accounts = stakes.vote_accounts();
|
|
assert_eq!(
|
|
vote_accounts.get(&vote_pubkey).unwrap().0,
|
|
stake.stake(stakes.epoch, Some(&stakes.stake_history))
|
|
);
|
|
}
|
|
let thread_pool = ThreadPoolBuilder::new().num_threads(1).build().unwrap();
|
|
stakes_cache.activate_epoch(3, &thread_pool);
|
|
{
|
|
let stakes = stakes_cache.stakes();
|
|
let vote_accounts = stakes.vote_accounts();
|
|
assert_eq!(
|
|
vote_accounts.get(&vote_pubkey).unwrap().0,
|
|
stake.stake(stakes.epoch, Some(&stakes.stake_history))
|
|
);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn test_stakes_not_delegate() {
|
|
let stakes_cache = StakesCache::new(Stakes {
|
|
epoch: 4,
|
|
..Stakes::default()
|
|
});
|
|
|
|
let ((vote_pubkey, vote_account), (stake_pubkey, stake_account)) =
|
|
create_staked_node_accounts(10);
|
|
|
|
stakes_cache.check_and_store(&vote_pubkey, &vote_account);
|
|
stakes_cache.check_and_store(&stake_pubkey, &stake_account);
|
|
|
|
{
|
|
let stakes = stakes_cache.stakes();
|
|
let vote_accounts = stakes.vote_accounts();
|
|
assert!(vote_accounts.get(&vote_pubkey).is_some());
|
|
assert_eq!(vote_accounts.get(&vote_pubkey).unwrap().0, 10);
|
|
}
|
|
|
|
// not a stake account, and whacks above entry
|
|
stakes_cache.check_and_store(
|
|
&stake_pubkey,
|
|
&AccountSharedData::new(1, 0, &stake::program::id()),
|
|
);
|
|
{
|
|
let stakes = stakes_cache.stakes();
|
|
let vote_accounts = stakes.vote_accounts();
|
|
assert!(vote_accounts.get(&vote_pubkey).is_some());
|
|
assert_eq!(vote_accounts.get(&vote_pubkey).unwrap().0, 0);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn test_vote_balance_and_staked_empty() {
|
|
let stakes = Stakes::default();
|
|
assert_eq!(stakes.vote_balance_and_staked(), 0);
|
|
}
|
|
|
|
#[test]
|
|
fn test_vote_balance_and_staked_normal() {
|
|
let stakes_cache = StakesCache::default();
|
|
impl Stakes {
|
|
pub fn vote_balance_and_warmed_staked(&self) -> u64 {
|
|
self.vote_accounts
|
|
.iter()
|
|
.map(|(_pubkey, (staked, account))| staked + account.lamports())
|
|
.sum()
|
|
}
|
|
}
|
|
|
|
let genesis_epoch = 0;
|
|
let ((vote_pubkey, vote_account), (stake_pubkey, stake_account)) =
|
|
create_warming_staked_node_accounts(10, genesis_epoch);
|
|
stakes_cache.check_and_store(&vote_pubkey, &vote_account);
|
|
stakes_cache.check_and_store(&stake_pubkey, &stake_account);
|
|
|
|
{
|
|
let stakes = stakes_cache.stakes();
|
|
assert_eq!(stakes.vote_balance_and_staked(), 11);
|
|
assert_eq!(stakes.vote_balance_and_warmed_staked(), 1);
|
|
}
|
|
|
|
let thread_pool = ThreadPoolBuilder::new().num_threads(1).build().unwrap();
|
|
for (epoch, expected_warmed_stake) in ((genesis_epoch + 1)..=3).zip(&[2, 3, 4]) {
|
|
stakes_cache.activate_epoch(epoch, &thread_pool);
|
|
// vote_balance_and_staked() always remain to return same lamports
|
|
// while vote_balance_and_warmed_staked() gradually increases
|
|
let stakes = stakes_cache.stakes();
|
|
assert_eq!(stakes.vote_balance_and_staked(), 11);
|
|
assert_eq!(
|
|
stakes.vote_balance_and_warmed_staked(),
|
|
*expected_warmed_stake
|
|
);
|
|
}
|
|
}
|
|
}
|