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stake: Remove v2 program references (#19308) 

* stake: Remove v2 program references

* Remove stake v2 feature, along with stake rewrite
This commit is contained in:
Jon Cinque 2021-08-20 01:08:44 -04:00 committed by GitHub
parent 2a877ae06e
commit 73aa004c59
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GPG Key ID: 4AEE18F83AFDEB23
11 changed files with 100 additions and 618 deletions
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5
cli/src/cluster_query.rs
View File

@ -1,7 +1,6 @@
use crate::{
cli::{CliCommand, CliCommandInfo, CliConfig, CliError, ProcessResult},
spend_utils::{resolve_spend_tx_and_check_account_balance, SpendAmount},
stake::is_stake_program_v2_enabled,
};
use clap::{value_t, value_t_or_exit, App, AppSettings, Arg, ArgMatches, SubCommand};
use console::{style, Emoji};
@ -1749,8 +1748,6 @@ pub fn process_show_stakes(
let stake_history = from_account(&stake_history_account).ok_or_else(|| {
CliError::RpcRequestError("Failed to deserialize stake history".to_string())
})?;
// At v1.6, this check can be removed and simply passed as `true`
let stake_program_v2_enabled = is_stake_program_v2_enabled(rpc_client)?;
let mut stake_accounts: Vec<CliKeyedStakeState> = vec![];
for (stake_pubkey, stake_account) in all_stake_accounts {
@ -1766,7 +1763,6 @@ pub fn process_show_stakes(
use_lamports_unit,
&stake_history,
&clock,
stake_program_v2_enabled,
),
});
}
@ -1785,7 +1781,6 @@ pub fn process_show_stakes(
use_lamports_unit,
&stake_history,
&clock,
stake_program_v2_enabled,
),
});
}

21
cli/src/stake.rs
View File

@ -33,7 +33,6 @@ use solana_sdk::{
account_utils::StateMut,
clock::{Clock, UnixTimestamp, SECONDS_PER_DAY},
epoch_schedule::EpochSchedule,
feature, feature_set,
message::Message,
pubkey::Pubkey,
stake::{
@ -1950,7 +1949,6 @@ pub fn build_stake_state(
use_lamports_unit: bool,
stake_history: &StakeHistory,
clock: &Clock,
stake_program_v2_enabled: bool,
) -> CliStakeState {
match stake_state {
StakeState::Stake(
@ -1962,12 +1960,9 @@ pub fn build_stake_state(
stake,
) => {
let current_epoch = clock.epoch;
let (active_stake, activating_stake, deactivating_stake) =
stake.delegation.stake_activating_and_deactivating(
current_epoch,
Some(stake_history),
stake_program_v2_enabled,
);
let (active_stake, activating_stake, deactivating_stake) = stake
.delegation
.stake_activating_and_deactivating(current_epoch, Some(stake_history));
let lockup = if lockup.is_in_force(clock, None) {
Some(lockup.into())
} else {
@ -2156,7 +2151,6 @@ pub fn process_show_stake_account(
use_lamports_unit,
&stake_history,
&clock,
is_stake_program_v2_enabled(rpc_client)?, // At v1.6, this check can be removed and simply passed as `true`
);
if state.stake_type == CliStakeType::Stake && state.activation_epoch.is_some() {
@ -2338,15 +2332,6 @@ pub fn process_delegate_stake(
}
}
pub fn is_stake_program_v2_enabled(
rpc_client: &RpcClient,
) -> Result<bool, Box<dyn std::error::Error>> {
let feature_account = rpc_client.get_account(&feature_set::stake_program_v2::id())?;
Ok(feature::from_account(&feature_account)
.and_then(|feature| feature.activated_at)
.is_some())
}
#[cfg(test)]
mod tests {
use super::*;

99
ledger-tool/src/main.rs
View File

@ -39,8 +39,6 @@ use solana_runtime::{
use solana_sdk::{
account::{AccountSharedData, ReadableAccount, WritableAccount},
clock::{Epoch, Slot},
feature::{self, Feature},
feature_set,
genesis_config::{ClusterType, GenesisConfig},
hash::Hash,
inflation::Inflation,
@ -1383,14 +1381,6 @@ fn main() {
.possible_values(&["pico", "full", "none"])
.help("Overwrite inflation when warping"),
)
.arg(
Arg::with_name("enable_stake_program_v2")
.required(false)
.long("enable-stake-program-v2")
.takes_value(false)
.help("Enable stake program v2 (several inflation-related staking \
bugs are feature-gated behind this)"),
)
.arg(
Arg::with_name("recalculate_capitalization")
.required(false)
@ -2406,95 +2396,6 @@ fn main() {
.lazy_rent_collection
.store(true, std::sync::atomic::Ordering::Relaxed);
let feature_account_balance = std::cmp::max(
genesis_config.rent.minimum_balance(Feature::size_of()),
1,
);
if arg_matches.is_present("enable_stake_program_v2") {
let mut force_enabled_count = 0;
if base_bank
.get_account(&feature_set::stake_program_v2::id())
.is_none()
{
base_bank.store_account(
&feature_set::stake_program_v2::id(),
&feature::create_account(
&Feature { activated_at: None },
feature_account_balance,
),
);
force_enabled_count += 1;
}
if base_bank
.get_account(&feature_set::rewrite_stake::id())
.is_none()
{
base_bank.store_account(
&feature_set::rewrite_stake::id(),
&feature::create_account(
&Feature { activated_at: None },
feature_account_balance,
),
);
force_enabled_count += 1;
}
if force_enabled_count == 0 {
warn!("Already stake_program_v2 is activated (or scheduled)");
}
let mut store_failed_count = 0;
if force_enabled_count >= 1 {
if base_bank
.get_account(&feature_set::spl_token_v2_multisig_fix::id())
.is_some()
{
// steal some lamports from the pretty old feature not to affect
// capitalizaion, which doesn't affect inflation behavior!
base_bank.store_account(
&feature_set::spl_token_v2_multisig_fix::id(),
&AccountSharedData::default(),
);
force_enabled_count -= 1;
} else {
store_failed_count += 1;
}
}
if force_enabled_count >= 1 {
if base_bank
.get_account(&feature_set::instructions_sysvar_enabled::id())
.is_some()
{
// steal some lamports from the pretty old feature not to affect
// capitalizaion, which doesn't affect inflation behavior!
base_bank.store_account(
&feature_set::instructions_sysvar_enabled::id(),
&AccountSharedData::default(),
);
force_enabled_count -= 1;
} else {
store_failed_count += 1;
}
}
assert_eq!(force_enabled_count, store_failed_count);
if store_failed_count >= 1 {
// we have no choice; maybe locally created blank cluster with
// not-Development cluster type.
let old_cap = base_bank.set_capitalization();
let new_cap = base_bank.capitalization();
warn!(
"Skewing capitalization a bit to enable stake_program_v2 as \
requested: increasing {} from {} to {}",
feature_account_balance, old_cap, new_cap,
);
assert_eq!(
old_cap + feature_account_balance * store_failed_count,
new_cap
);
}
}
#[derive(Default, Debug)]
struct PointDetail {
epoch: Epoch,

2
program-test/tests/warp.rs
View File

@ -277,7 +277,7 @@ async fn stake_rewards_from_warp() {
assert_matches!(
stake
.delegation
.stake_activating_and_deactivating(clock.epoch, Some(&stake_history), true,),
.stake_activating_and_deactivating(clock.epoch, Some(&stake_history)),
(_, 0, 0)
);
}

312
programs/stake/src/stake_state.rs
View File

@ -99,7 +99,7 @@ fn redelegate(
can_reverse_deactivation: bool,
) -> Result<(), StakeError> {
// If stake is currently active:
if stake.stake(clock.epoch, Some(stake_history), true) != 0 {
if stake.stake(clock.epoch, Some(stake_history)) != 0 {
// If pubkey of new voter is the same as current,
// and we are scheduled to start deactivating this epoch,
// we rescind deactivation
@ -161,7 +161,6 @@ fn redeem_stake_rewards(
vote_state: &VoteState,
stake_history: Option<&StakeHistory>,
inflation_point_calc_tracer: &mut Option<impl FnMut(&InflationPointCalculationEvent)>,
fix_stake_deactivate: bool,
) -> Option<(u64, u64)> {
if let Some(inflation_point_calc_tracer) = inflation_point_calc_tracer {
inflation_point_calc_tracer(&InflationPointCalculationEvent::CreditsObserved(
@ -175,7 +174,6 @@ fn redeem_stake_rewards(
vote_state,
stake_history,
inflation_point_calc_tracer,
fix_stake_deactivate,
)
.map(|(stakers_reward, voters_reward, credits_observed)| {
if let Some(inflation_point_calc_tracer) = inflation_point_calc_tracer {
@ -195,14 +193,12 @@ fn calculate_stake_points(
vote_state: &VoteState,
stake_history: Option<&StakeHistory>,
inflation_point_calc_tracer: &mut Option<impl FnMut(&InflationPointCalculationEvent)>,
fix_stake_deactivate: bool,
) -> u128 {
calculate_stake_points_and_credits(
stake,
vote_state,
stake_history,
inflation_point_calc_tracer,
fix_stake_deactivate,
)
.0
}
@ -215,21 +211,13 @@ fn calculate_stake_points_and_credits(
new_vote_state: &VoteState,
stake_history: Option<&StakeHistory>,
inflation_point_calc_tracer: &mut Option<impl FnMut(&InflationPointCalculationEvent)>,
fix_stake_deactivate: bool,
) -> (u128, u64) {
// if there is no newer credits since observed, return no point
if new_vote_state.credits() <= stake.credits_observed {
if fix_stake_deactivate {
if let Some(inflation_point_calc_tracer) = inflation_point_calc_tracer {
inflation_point_calc_tracer(&SkippedReason::ZeroCreditsAndReturnCurrent.into());
}
return (0, stake.credits_observed);
} else {
if let Some(inflation_point_calc_tracer) = inflation_point_calc_tracer {
inflation_point_calc_tracer(&SkippedReason::ZeroCreditsAndReturnZero.into());
}
return (0, 0);
if let Some(inflation_point_calc_tracer) = inflation_point_calc_tracer {
inflation_point_calc_tracer(&SkippedReason::ZeroCreditsAndReturnCurrent.into());
}
return (0, stake.credits_observed);
}
let mut points = 0;
@ -238,11 +226,7 @@ fn calculate_stake_points_and_credits(
for (epoch, final_epoch_credits, initial_epoch_credits) in
new_vote_state.epoch_credits().iter().copied()
{
let stake_amount = u128::from(stake.delegation.stake(
epoch,
stake_history,
fix_stake_deactivate,
));
let stake_amount = u128::from(stake.delegation.stake(epoch, stake_history));
// figure out how much this stake has seen that
// for which the vote account has a record
@ -285,24 +269,22 @@ fn calculate_stake_points_and_credits(
/// * voter_rewards to be distributed
/// * new value for credits_observed in the stake
/// returns None if there's no payout or if any deserved payout is < 1 lamport
pub fn calculate_stake_rewards(
fn calculate_stake_rewards(
stake: &Stake,
point_value: &PointValue,
vote_state: &VoteState,
stake_history: Option<&StakeHistory>,
inflation_point_calc_tracer: &mut Option<impl FnMut(&InflationPointCalculationEvent)>,
fix_stake_deactivate: bool,
) -> Option<(u64, u64, u64)> {
let (points, credits_observed) = calculate_stake_points_and_credits(
stake,
vote_state,
stake_history,
inflation_point_calc_tracer,
fix_stake_deactivate,
);
// Drive credits_observed forward unconditionally when rewards are disabled
if point_value.rewards == 0 && fix_stake_deactivate {
if point_value.rewards == 0 {
return Some((0, 0, credits_observed));
}
@ -786,9 +768,7 @@ impl<'a> StakeAccount for KeyedAccount<'a> {
.check(&signers, StakeAuthorize::Withdrawer)?;
// if we have a deactivation epoch and we're in cooldown
let staked = if clock.epoch >= stake.delegation.deactivation_epoch {
stake
.delegation
.stake(clock.epoch, Some(stake_history), true)
stake.delegation.stake(clock.epoch, Some(stake_history))
} else {
// Assume full stake if the stake account hasn't been
// de-activated, because in the future the exposed stake
@ -886,11 +866,10 @@ impl MergeKind {
StakeState::Stake(meta, stake) => {
// stake must not be in a transient state. Transient here meaning
// activating or deactivating with non-zero effective stake.
match stake.delegation.stake_activating_and_deactivating(
clock.epoch,
Some(stake_history),
true,
) {
match stake
.delegation
.stake_activating_and_deactivating(clock.epoch, Some(stake_history))
{
/*
(e, a, d): e - effective, a - activating, d - deactivating */
(0, 0, 0) => Ok(Self::Inactive(meta, stake_keyed_account.lamports()?)),
@ -1119,16 +1098,13 @@ pub fn redeem_rewards(
point_value: &PointValue,
stake_history: Option<&StakeHistory>,
inflation_point_calc_tracer: &mut Option<impl FnMut(&InflationPointCalculationEvent)>,
fix_stake_deactivate: bool,
) -> Result<(u64, u64), InstructionError> {
if let StakeState::Stake(meta, mut stake) = stake_account.state()? {
if let Some(inflation_point_calc_tracer) = inflation_point_calc_tracer {
inflation_point_calc_tracer(
&InflationPointCalculationEvent::EffectiveStakeAtRewardedEpoch(stake.stake(
rewarded_epoch,
stake_history,
fix_stake_deactivate,
)),
&InflationPointCalculationEvent::EffectiveStakeAtRewardedEpoch(
stake.stake(rewarded_epoch, stake_history),
),
);
inflation_point_calc_tracer(&InflationPointCalculationEvent::RentExemptReserve(
meta.rent_exempt_reserve,
@ -1144,7 +1120,6 @@ pub fn redeem_rewards(
vote_state,
stake_history,
inflation_point_calc_tracer,
fix_stake_deactivate,
) {
stake_account.checked_add_lamports(stakers_reward)?;
vote_account.checked_add_lamports(voters_reward)?;
@ -1165,7 +1140,6 @@ pub fn calculate_points(
stake_account: &AccountSharedData,
vote_account: &AccountSharedData,
stake_history: Option<&StakeHistory>,
fix_stake_deactivate: bool,
) -> Result<u128, InstructionError> {
if let StakeState::Stake(_meta, stake) = stake_account.state()? {
let vote_state: VoteState =
@ -1176,7 +1150,6 @@ pub fn calculate_points(
&vote_state,
stake_history,
&mut null_tracer(),
fix_stake_deactivate,
))
} else {
Err(InstructionError::InvalidAccountData)
@ -1198,48 +1171,11 @@ fn calculate_split_rent_exempt_reserve(
pub type RewriteStakeStatus = (&'static str, (u64, u64), (u64, u64));
pub fn rewrite_stakes(
stake_account: &mut AccountSharedData,
rent: &Rent,
) -> Result<RewriteStakeStatus, InstructionError> {
match stake_account.state()? {
StakeState::Initialized(mut meta) => {
let meta_status = meta.rewrite_rent_exempt_reserve(rent, stake_account.data().len());
if meta_status.is_none() {
return Err(InstructionError::InvalidAccountData);
}
stake_account.set_state(&StakeState::Initialized(meta))?;
Ok(("initialized", meta_status.unwrap_or_default(), (0, 0)))
}
StakeState::Stake(mut meta, mut stake) => {
let meta_status = meta.rewrite_rent_exempt_reserve(rent, stake_account.data().len());
let stake_status = stake
.delegation
.rewrite_stake(stake_account.lamports(), meta.rent_exempt_reserve);
if meta_status.is_none() && stake_status.is_none() {
return Err(InstructionError::InvalidAccountData);
}
stake_account.set_state(&StakeState::Stake(meta, stake))?;
Ok((
"stake",
meta_status.unwrap_or_default(),
stake_status.unwrap_or_default(),
))
}
_ => Err(InstructionError::InvalidAccountData),
}
}
// utility function, used by runtime::Stakes, tests
pub fn new_stake_history_entry<'a, I>(
epoch: Epoch,
stakes: I,
history: Option<&StakeHistory>,
fix_stake_deactivate: bool,
) -> StakeHistoryEntry
where
I: Iterator<Item = &'a Delegation>,
@ -1250,10 +1186,7 @@ where
(a.0 + b.0, a.1 + b.1, a.2 + b.2)
}
let (effective, activating, deactivating) = stakes.fold((0, 0, 0), |sum, stake| {
add(
sum,
stake.stake_activating_and_deactivating(epoch, history, fix_stake_deactivate),
)
add(sum, stake.stake_activating_and_deactivating(epoch, history))
});
StakeHistoryEntry {
@ -1801,7 +1734,6 @@ mod tests {
epoch,
delegations.iter().chain(bootstrap_delegation.iter()),
Some(&stake_history),
true,
);
stake_history.add(epoch, entry);
}
@ -1824,26 +1756,19 @@ mod tests {
let mut stake_history = StakeHistory::default();
// assert that this stake follows step function if there's no history
assert_eq!(
stake.stake_activating_and_deactivating(
stake.activation_epoch,
Some(&stake_history),
true
),
stake.stake_activating_and_deactivating(stake.activation_epoch, Some(&stake_history),),
(0, stake.stake, 0)
);
for epoch in stake.activation_epoch + 1..stake.deactivation_epoch {
assert_eq!(
stake.stake_activating_and_deactivating(epoch, Some(&stake_history), true),
stake.stake_activating_and_deactivating(epoch, Some(&stake_history)),
(stake.stake, 0, 0)
);
}
// assert that this stake is full deactivating
assert_eq!(
stake.stake_activating_and_deactivating(
stake.deactivation_epoch,
Some(&stake_history),
true
),
stake
.stake_activating_and_deactivating(stake.deactivation_epoch, Some(&stake_history),),
(stake.stake, 0, stake.stake)
);
// assert that this stake is fully deactivated if there's no history
@ -1851,7 +1776,6 @@ mod tests {
stake.stake_activating_and_deactivating(
stake.deactivation_epoch + 1,
Some(&stake_history),
true,
),
(0, 0, 0)
);
@ -1866,7 +1790,7 @@ mod tests {
);
// assert that this stake is broken, because above setup is broken
assert_eq!(
stake.stake_activating_and_deactivating(1, Some(&stake_history), true),
stake.stake_activating_and_deactivating(1, Some(&stake_history)),
(0, stake.stake, 0)
);
@ -1881,7 +1805,7 @@ mod tests {
);
// assert that this stake is broken, because above setup is broken
assert_eq!(
stake.stake_activating_and_deactivating(2, Some(&stake_history), true),
stake.stake_activating_and_deactivating(2, Some(&stake_history)),
(increment, stake.stake - increment, 0)
);
@ -1901,7 +1825,6 @@ mod tests {
stake.stake_activating_and_deactivating(
stake.deactivation_epoch + 1,
Some(&stake_history),
true,
),
(stake.stake, 0, stake.stake) // says "I'm still waiting for deactivation"
);
@ -1920,7 +1843,6 @@ mod tests {
stake.stake_activating_and_deactivating(
stake.deactivation_epoch + 2,
Some(&stake_history),
true,
),
(stake.stake - increment, 0, stake.stake - increment) // hung, should be lower
);
@ -1934,11 +1856,7 @@ mod tests {
Slow,
}
fn do_test(
old_behavior: OldDeactivationBehavior,
fix_stake_deactivate: bool,
expected_stakes: &[(u64, u64, u64)],
) {
fn do_test(old_behavior: OldDeactivationBehavior, expected_stakes: &[(u64, u64, u64)]) {
let cluster_stake = 1_000;
let activating_stake = 10_000;
let some_stake = 700;
@ -1987,49 +1905,12 @@ mod tests {
assert_eq!(
expected_stakes,
(0..expected_stakes.len())
.map(|epoch| stake.stake_activating_and_deactivating(
epoch as u64,
Some(&stake_history),
fix_stake_deactivate
))
.map(|epoch| stake
.stake_activating_and_deactivating(epoch as u64, Some(&stake_history),))
.collect::<Vec<_>>()
);
}
#[test]
fn test_old_behavior_slow() {
do_test(
OldDeactivationBehavior::Slow,
false,
&[
(0, 0, 0),
(13, 0, 13),
(10, 0, 10),
(8, 0, 8),
(0, 0, 0),
(0, 0, 0),
(0, 0, 0),
],
);
}
#[test]
fn test_old_behavior_stuck() {
do_test(
OldDeactivationBehavior::Stuck,
false,
&[
(0, 0, 0),
(17, 0, 17),
(17, 0, 17),
(17, 0, 17),
(17, 0, 17),
(17, 0, 17),
(17, 0, 17),
],
);
}
#[test]
fn test_new_behavior_previously_slow() {
// any stake accounts activated and deactivated at the same epoch
@ -2037,7 +1918,6 @@ mod tests {
do_test(
OldDeactivationBehavior::Slow,
true,
&[
(0, 0, 0),
(0, 0, 0),
@ -2057,7 +1937,6 @@ mod tests {
do_test(
OldDeactivationBehavior::Stuck,
true,
&[
(0, 0, 0),
(0, 0, 0),
@ -2154,11 +2033,7 @@ mod tests {
let calculate_each_staking_status = |stake: &Delegation, epoch_count: usize| -> Vec<_> {
(0..epoch_count)
.map(|epoch| {
stake.stake_activating_and_deactivating(
epoch as u64,
Some(&stake_history),
true,
)
stake.stake_activating_and_deactivating(epoch as u64, Some(&stake_history))
})
.collect::<Vec<_>>()
};
@ -2282,7 +2157,7 @@ mod tests {
(0, history.deactivating)
};
assert_eq!(
stake.stake_activating_and_deactivating(epoch, Some(&stake_history), true),
stake.stake_activating_and_deactivating(epoch, Some(&stake_history)),
(expected_stake, expected_activating, expected_deactivating)
);
}
@ -2309,7 +2184,7 @@ mod tests {
for epoch in 0..epochs {
let stake = delegations
.iter()
.map(|delegation| delegation.stake(epoch, Some(&stake_history), true))
.map(|delegation| delegation.stake(epoch, Some(&stake_history)))
.sum::<u64>();
max_stake = max_stake.max(stake);
min_stake = min_stake.min(stake);
@ -2368,7 +2243,7 @@ mod tests {
let mut prev_total_effective_stake = delegations
.iter()
.map(|delegation| delegation.stake(0, Some(&stake_history), true))
.map(|delegation| delegation.stake(0, Some(&stake_history)))
.sum::<u64>();
// uncomment and add ! for fun with graphing
@ -2376,7 +2251,7 @@ mod tests {
for epoch in 1..epochs {
let total_effective_stake = delegations
.iter()
.map(|delegation| delegation.stake(epoch, Some(&stake_history), true))
.map(|delegation| delegation.stake(epoch, Some(&stake_history)))
.sum::<u64>();
let delta = if total_effective_stake > prev_total_effective_stake {
@ -3512,7 +3387,6 @@ mod tests {
&vote_state,
None,
&mut null_tracer(),
true,
)
);
@ -3532,7 +3406,6 @@ mod tests {
&vote_state,
None,
&mut null_tracer(),
true,
)
);
@ -3569,7 +3442,6 @@ mod tests {
&vote_state,
None,
&mut null_tracer(),
true,
)
);
@ -3583,7 +3455,7 @@ mod tests {
// no overflow on points
assert_eq!(
u128::from(stake.delegation.stake) * epoch_slots,
calculate_stake_points(&stake, &vote_state, None, &mut null_tracer(), true)
calculate_stake_points(&stake, &vote_state, None, &mut null_tracer())
);
}
@ -3612,7 +3484,6 @@ mod tests {
&vote_state,
None,
&mut null_tracer(),
true,
)
);
@ -3632,7 +3503,6 @@ mod tests {
&vote_state,
None,
&mut null_tracer(),
true,
)
);
@ -3649,7 +3519,6 @@ mod tests {
&vote_state,
None,
&mut null_tracer(),
true,
)
);
@ -3669,7 +3538,6 @@ mod tests {
&vote_state,
None,
&mut null_tracer(),
true,
)
);
@ -3687,7 +3555,6 @@ mod tests {
&vote_state,
None,
&mut null_tracer(),
true,
)
);
@ -3711,7 +3578,6 @@ mod tests {
&vote_state,
None,
&mut null_tracer(),
true,
)
);
@ -3729,7 +3595,6 @@ mod tests {
&vote_state,
None,
&mut null_tracer(),
true,
)
);
vote_state.commission = 99;
@ -3744,7 +3609,6 @@ mod tests {
&vote_state,
None,
&mut null_tracer(),
true,
)
);
@ -3762,7 +3626,6 @@ mod tests {
&vote_state,
None,
&mut null_tracer(),
true,
)
);
@ -3780,24 +3643,13 @@ mod tests {
&vote_state,
None,
&mut null_tracer(),
true,
)
);
// assert the previous behavior is preserved where fix_stake_deactivate=false
assert_eq!(
(0, 0),
calculate_stake_points_and_credits(
&stake,
&vote_state,
None,
&mut null_tracer(),
false
)
);
assert_eq!(
(0, 4),
calculate_stake_points_and_credits(&stake, &vote_state, None, &mut null_tracer(), true)
calculate_stake_points_and_credits(&stake, &vote_state, None, &mut null_tracer())
);
}
@ -5520,8 +5372,8 @@ mod tests {
deactivating,
},
);
if stake_amount == stake.stake(clock.epoch, Some(&stake_history), true)
&& source_amount == source_stake.stake(clock.epoch, Some(&stake_history), true)
if stake_amount == stake.stake(clock.epoch, Some(&stake_history))
&& source_amount == source_stake.stake(clock.epoch, Some(&stake_history))
{
break;
}
@ -5606,8 +5458,8 @@ mod tests {
deactivating,
},
);
if 0 == stake.stake(clock.epoch, Some(&stake_history), true)
&& 0 == source_stake.stake(clock.epoch, Some(&stake_history), true)
if 0 == stake.stake(clock.epoch, Some(&stake_history))
&& 0 == source_stake.stake(clock.epoch, Some(&stake_history))
{
break;
}
@ -5968,98 +5820,6 @@ mod tests {
}
}
#[test]
fn test_stake_rewrite_stake() {
let right_data_len = std::mem::size_of::<StakeState>() as u64;
let rent = Rent::default();
let rent_exempt_reserve = rent.minimum_balance(right_data_len as usize);
let expected_stake = 1000;
let account_balance = rent_exempt_reserve + expected_stake;
let test_cases = [
(9999, Some((9999, expected_stake))), // large stake
(1000, None), // correct
(42, Some((42, expected_stake))), // small stake
];
for (staked_amount, expected_rewrite) in &test_cases {
let mut delegation = Delegation {
stake: *staked_amount,
..Delegation::default()
};
let actual_rewrite = delegation.rewrite_stake(account_balance, rent_exempt_reserve);
assert_eq!(actual_rewrite, *expected_rewrite);
assert_eq!(delegation.stake, expected_stake);
}
}
enum ExpectedRewriteResult {
NotRewritten,
Rewritten,
}
#[test]
fn test_rewrite_stakes_initialized() {
let right_data_len = std::mem::size_of::<StakeState>();
let rent = Rent::default();
let rent_exempt_reserve = rent.minimum_balance(right_data_len as usize);
let expected_stake = 1000;
let account_balance = rent_exempt_reserve + expected_stake;
let test_cases = [
(1, ExpectedRewriteResult::Rewritten),
(0, ExpectedRewriteResult::NotRewritten),
];
for (offset, expected_rewrite) in &test_cases {
let meta = Meta {
rent_exempt_reserve: rent_exempt_reserve + offset,
..Meta::default()
};
let mut account = AccountSharedData::new(account_balance, right_data_len, &id());
account.set_state(&StakeState::Initialized(meta)).unwrap();
let result = rewrite_stakes(&mut account, &rent);
match expected_rewrite {
ExpectedRewriteResult::NotRewritten => assert!(result.is_err()),
ExpectedRewriteResult::Rewritten => assert!(result.is_ok()),
}
}
}
#[test]
fn test_rewrite_stakes_stake() {
let right_data_len = std::mem::size_of::<StakeState>();
let rent = Rent::default();
let rent_exempt_reserve = rent.minimum_balance(right_data_len as usize);
let expected_stake = 1000;
let account_balance = rent_exempt_reserve + expected_stake;
let test_cases = [
(1, 9999, ExpectedRewriteResult::Rewritten), // bad meta, bad stake
(1, 1000, ExpectedRewriteResult::Rewritten), // bad meta, good stake
(0, 9999, ExpectedRewriteResult::Rewritten), // good meta, bad stake
(0, 1000, ExpectedRewriteResult::NotRewritten), // good meta, good stake
];
for (offset, staked_amount, expected_rewrite) in &test_cases {
let meta = Meta {
rent_exempt_reserve: rent_exempt_reserve + offset,
..Meta::default()
};
let stake = Stake {
delegation: (Delegation {
stake: *staked_amount,
..Delegation::default()
}),
..Stake::default()
};
let mut account = AccountSharedData::new(account_balance, right_data_len, &id());
account.set_state(&StakeState::Stake(meta, stake)).unwrap();
let result = rewrite_stakes(&mut account, &rent);
match expected_rewrite {
ExpectedRewriteResult::NotRewritten => assert!(result.is_err()),
ExpectedRewriteResult::Rewritten => assert!(result.is_ok()),
}
}
}
#[test]
fn test_calculate_lamports_per_byte_year() {
let rent = Rent::default();

7
rpc/src/rpc.rs
View File

@ -1565,11 +1565,8 @@ impl JsonRpcRequestProcessor {
solana_sdk::account::from_account::<StakeHistory, _>(&stake_history_account)
.ok_or_else(Error::internal_error)?;
let (active, activating, deactivating) = delegation.stake_activating_and_deactivating(
epoch,
Some(&stake_history),
bank.stake_program_v2_enabled(),
);
let (active, activating, deactivating) =
delegation.stake_activating_and_deactivating(epoch, Some(&stake_history));
let stake_activation_state = if deactivating > 0 {
StakeActivationState::Deactivating
} else if activating > 0 {

111
runtime/src/bank.rs
View File

@ -1021,8 +1021,6 @@ pub struct Bank {
pub lazy_rent_collection: AtomicBool,
pub no_stake_rewrite: AtomicBool,
// this is temporary field only to remove rewards_pool entirely
pub rewards_pool_pubkeys: Arc<HashSet<Pubkey>>,
@ -1159,7 +1157,6 @@ impl Bank {
rewards: RwLock::<Vec<(Pubkey, RewardInfo)>>::default(),
cluster_type: Option::<ClusterType>::default(),
lazy_rent_collection: AtomicBool::default(),
no_stake_rewrite: AtomicBool::default(),
rewards_pool_pubkeys: Arc::<HashSet<Pubkey>>::default(),
cached_executors: RwLock::<CowCachedExecutors>::default(),
transaction_debug_keys: Option::<Arc<HashSet<Pubkey>>>::default(),
@ -1369,7 +1366,6 @@ impl Bank {
rewards: RwLock::new(vec![]),
cluster_type: parent.cluster_type,
lazy_rent_collection: AtomicBool::new(parent.lazy_rent_collection.load(Relaxed)),
no_stake_rewrite: AtomicBool::new(parent.no_stake_rewrite.load(Relaxed)),
rewards_pool_pubkeys: parent.rewards_pool_pubkeys.clone(),
cached_executors: RwLock::new(
(*parent.cached_executors.read().unwrap()).clone_with_epoch(epoch),
@ -1410,11 +1406,7 @@ impl Bank {
new.apply_feature_activations(false, false);
}
let cloned = new
.stakes
.read()
.unwrap()
.clone_with_epoch(epoch, new.stake_program_v2_enabled());
let cloned = new.stakes.read().unwrap().clone_with_epoch(epoch);
*new.stakes.write().unwrap() = cloned;
let leader_schedule_epoch = epoch_schedule.get_leader_schedule_epoch(slot);
@ -1524,7 +1516,6 @@ impl Bank {
rewards: new(),
cluster_type: Some(genesis_config.cluster_type),
lazy_rent_collection: new(),
no_stake_rewrite: new(),
rewards_pool_pubkeys: new(),
cached_executors: RwLock::new(CowCachedExecutors::new(Arc::new(RwLock::new(
CachedExecutors::new(MAX_CACHED_EXECUTORS, fields.epoch),
@ -1936,41 +1927,6 @@ impl Bank {
self.epoch_schedule.get_slots_in_epoch(prev_epoch) as f64 / self.slots_per_year
}
fn rewrite_stakes(&self) -> (usize, usize) {
let mut examined_count = 0;
let mut rewritten_count = 0;
self.cloned_stake_delegations()
.into_iter()
.for_each(|(stake_pubkey, _delegation)| {
examined_count += 1;
if let Some(mut stake_account) = self.get_account_with_fixed_root(&stake_pubkey) {
if let Ok(result) =
stake_state::rewrite_stakes(&mut stake_account, &self.rent_collector.rent)
{
self.store_account(&stake_pubkey, &stake_account);
let message = format!("rewrote stake: {}, {:?}", stake_pubkey, result);
info!("{}", message);
datapoint_info!("stake_info", ("info", message, String));
rewritten_count += 1;
}
}
});
info!(
"bank (slot: {}): rewrite_stakes: {} accounts rewritten / {} accounts examined",
self.slot(),
rewritten_count,
examined_count,
);
datapoint_info!(
"rewrite-stakes",
("examined_count", examined_count, i64),
("rewritten_count", rewritten_count, i64)
);
(examined_count, rewritten_count)
}
// Calculates the starting-slot for inflation from the activation slot.
// This method assumes that `pico_inflation` will be enabled before `full_inflation`, giving
// precedence to the latter. However, since `pico_inflation` is fixed-rate Inflation, should
@ -2037,12 +1993,8 @@ impl Bank {
let old_vote_balance_and_staked = self.stakes.read().unwrap().vote_balance_and_staked();
let validator_point_value = self.pay_validator_rewards(
prev_epoch,
validator_rewards,
reward_calc_tracer,
self.stake_program_v2_enabled(),
);
let validator_point_value =
self.pay_validator_rewards(prev_epoch, validator_rewards, reward_calc_tracer);
if !self
.feature_set
@ -2179,7 +2131,6 @@ impl Bank {
rewarded_epoch: Epoch,
rewards: u64,
reward_calc_tracer: &mut Option<impl FnMut(&RewardCalculationEvent)>,
fix_stake_deactivate: bool,
) -> f64 {
let stake_history = self.stakes.read().unwrap().history().clone();
@ -2193,13 +2144,8 @@ impl Bank {
.map(move |(_stake_pubkey, stake_account)| (stake_account, vote_account))
})
.map(|(stake_account, vote_account)| {
stake_state::calculate_points(
stake_account,
vote_account,
Some(&stake_history),
fix_stake_deactivate,
)
.unwrap_or(0)
stake_state::calculate_points(stake_account, vote_account, Some(&stake_history))
.unwrap_or(0)
})
.sum();
@ -2243,7 +2189,6 @@ impl Bank {
&point_value,
Some(&stake_history),
&mut reward_calc_tracer.as_mut(),
fix_stake_deactivate,
);
if let Ok((stakers_reward, _voters_reward)) = redeemed {
self.store_account(stake_pubkey, stake_account);
@ -3961,7 +3906,6 @@ impl Bank {
#[cfg(test)]
fn restore_old_behavior_for_fragile_tests(&self) {
self.lazy_rent_collection.store(true, Relaxed);
self.no_stake_rewrite.store(true, Relaxed);
}
fn enable_eager_rent_collection(&self) -> bool {
@ -4513,7 +4457,6 @@ impl Bank {
self.stakes.write().unwrap().store(
pubkey,
account,
self.stake_program_v2_enabled(),
self.check_init_vote_data_enabled(),
);
}
@ -5221,7 +5164,6 @@ impl Bank {
if let Some(old_vote_account) = self.stakes.write().unwrap().store(
pubkey,
account,
self.stake_program_v2_enabled(),
self.check_init_vote_data_enabled(),
) {
// TODO: one of the indices is redundant.
@ -5447,11 +5389,6 @@ impl Bank {
.is_active(&feature_set::no_overflow_rent_distribution::id())
}
pub fn stake_program_v2_enabled(&self) -> bool {
self.feature_set
.is_active(&feature_set::stake_program_v2::id())
}
pub fn check_init_vote_data_enabled(&self) -> bool {
self.feature_set
.is_active(&feature_set::check_init_vote_data::id())
@ -5531,16 +5468,6 @@ impl Bank {
if new_feature_activations.contains(&feature_set::spl_token_v2_set_authority_fix::id()) {
self.apply_spl_token_v2_set_authority_fix();
}
// Remove me after a while around v1.6
if !self.no_stake_rewrite.load(Relaxed)
&& new_feature_activations.contains(&feature_set::rewrite_stake::id())
{
// to avoid any potential risk of wrongly rewriting accounts in the future,
// only do this once, taking small risk of unknown
// bugs which again creates bad stake accounts..
self.rewrite_stakes();
}
if new_feature_activations.contains(&feature_set::rent_for_sysvars::id()) {
// when this feature is activated, immediately all of existing sysvars are susceptible
// to rent collection and account data removal due to insufficient balance due to only
@ -7836,7 +7763,7 @@ pub(crate) mod tests {
.map(move |(_stake_pubkey, stake_account)| (stake_account, vote_account))
})
.map(|(stake_account, vote_account)| {
stake_state::calculate_points(stake_account, vote_account, None, true).unwrap_or(0)
stake_state::calculate_points(stake_account, vote_account, None).unwrap_or(0)
})
.sum();
@ -9382,7 +9309,7 @@ pub(crate) mod tests {
// epoch_stakes are a snapshot at the leader_schedule_slot_offset boundary
// in the prior epoch (0 in this case)
assert_eq!(
leader_stake.stake(0, None, true),
leader_stake.stake(0, None),
vote_accounts.unwrap().get(&leader_vote_account).unwrap().0
);
@ -9398,7 +9325,7 @@ pub(crate) mod tests {
assert!(child.epoch_vote_accounts(epoch).is_some());
assert_eq!(
leader_stake.stake(child.epoch(), None, true),
leader_stake.stake(child.epoch(), None),
child
.epoch_vote_accounts(epoch)
.unwrap()
@ -9416,7 +9343,7 @@ pub(crate) mod tests {
);
assert!(child.epoch_vote_accounts(epoch).is_some());
assert_eq!(
leader_stake.stake(child.epoch(), None, true),
leader_stake.stake(child.epoch(), None),
child
.epoch_vote_accounts(epoch)
.unwrap()
@ -13365,26 +13292,6 @@ pub(crate) mod tests {
}
}
#[test]
fn test_stake_rewrite() {
let GenesisConfigInfo { genesis_config, .. } =
create_genesis_config_with_leader(500, &solana_sdk::pubkey::new_rand(), 1);
let bank = Arc::new(Bank::new_for_tests(&genesis_config));
// quickest way of creting bad stake account
let bootstrap_stake_pubkey = bank
.cloned_stake_delegations()
.keys()
.next()
.copied()
.unwrap();
let mut bootstrap_stake_account = bank.get_account(&bootstrap_stake_pubkey).unwrap();
bootstrap_stake_account.set_lamports(10000000);
bank.store_account(&bootstrap_stake_pubkey, &bootstrap_stake_account);
assert_eq!(bank.rewrite_stakes(), (1, 1));
}
#[test]
fn test_get_inflation_start_slot_devnet_testnet() {
let GenesisConfigInfo {

102
runtime/src/stakes.rs
View File

@ -39,7 +39,7 @@ impl Stakes {
pub fn history(&self) -> &StakeHistory {
&self.stake_history
}
pub fn clone_with_epoch(&self, next_epoch: Epoch, fix_stake_deactivate: bool) -> Self {
pub fn clone_with_epoch(&self, next_epoch: Epoch) -> Self {
let prev_epoch = self.epoch;
if prev_epoch == next_epoch {
self.clone()
@ -54,7 +54,6 @@ impl Stakes {
.iter()
.map(|(_pubkey, stake_delegation)| stake_delegation),
Some(&self.stake_history),
fix_stake_deactivate,
),
);
@ -67,7 +66,6 @@ impl Stakes {
pubkey,
next_epoch,
Some(&stake_history_upto_prev_epoch),
fix_stake_deactivate,
);
(*pubkey, (stake, account.clone()))
})
@ -89,13 +87,12 @@ impl Stakes {
voter_pubkey: &Pubkey,
epoch: Epoch,
stake_history: Option<&StakeHistory>,
fix_stake_deactivate: bool,
) -> u64 {
self.stake_delegations
.iter()
.map(|(_, stake_delegation)| {
if &stake_delegation.voter_pubkey == voter_pubkey {
stake_delegation.stake(epoch, stake_history, fix_stake_deactivate)
stake_delegation.stake(epoch, stake_history)
} else {
0
}
@ -125,7 +122,6 @@ impl Stakes {
&mut self,
pubkey: &Pubkey,
account: &AccountSharedData,
fix_stake_deactivate: bool,
check_vote_init: bool,
) -> Option<VoteAccount> {
if solana_vote_program::check_id(account.owner()) {
@ -139,14 +135,7 @@ impl Stakes {
&& !(check_vote_init && VoteState::is_uninitialized_no_deser(account.data()))
{
let stake = old.as_ref().map_or_else(
|| {
self.calculate_stake(
pubkey,
self.epoch,
Some(&self.stake_history),
fix_stake_deactivate,
)
},
|| self.calculate_stake(pubkey, self.epoch, Some(&self.stake_history)),
|v| v.0,
);
@ -159,7 +148,7 @@ impl Stakes {
let old_stake = self.stake_delegations.get(pubkey).map(|delegation| {
(
delegation.voter_pubkey,
delegation.stake(self.epoch, Some(&self.stake_history), fix_stake_deactivate),
delegation.stake(self.epoch, Some(&self.stake_history)),
)
});
@ -169,11 +158,7 @@ impl Stakes {
(
delegation.voter_pubkey,
if account.lamports() != 0 {
delegation.stake(
self.epoch,
Some(&self.stake_history),
fix_stake_deactivate,
)
delegation.stake(self.epoch, Some(&self.stake_history))
} else {
// when account is removed (lamports == 0), this special `else` clause ensures
// resetting cached stake value below, even if the account happens to be
@ -312,44 +297,44 @@ pub mod tests {
let ((vote_pubkey, vote_account), (stake_pubkey, mut stake_account)) =
create_staked_node_accounts(10);
stakes.store(&vote_pubkey, &vote_account, true, true);
stakes.store(&stake_pubkey, &stake_account, true, true);
stakes.store(&vote_pubkey, &vote_account, true);
stakes.store(&stake_pubkey, &stake_account, true);
let stake = stake_state::stake_from(&stake_account).unwrap();
{
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(i, None, true)
stake.stake(i, None)
);
}
stake_account.set_lamports(42);
stakes.store(&stake_pubkey, &stake_account, true, true);
stakes.store(&stake_pubkey, &stake_account, true);
{
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(i, None, true)
stake.stake(i, None)
); // stays old stake, because only 10 is activated
}
// activate more
let (_stake_pubkey, mut stake_account) = create_stake_account(42, &vote_pubkey);
stakes.store(&stake_pubkey, &stake_account, true, true);
stakes.store(&stake_pubkey, &stake_account, true);
let stake = stake_state::stake_from(&stake_account).unwrap();
{
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(i, None, true)
stake.stake(i, None)
); // now stake of 42 is activated
}
stake_account.set_lamports(0);
stakes.store(&stake_pubkey, &stake_account, true, true);
stakes.store(&stake_pubkey, &stake_account, true);
{
let vote_accounts = stakes.vote_accounts();
assert!(vote_accounts.get(&vote_pubkey).is_some());
@ -367,14 +352,14 @@ pub mod tests {
let ((vote_pubkey, vote_account), (stake_pubkey, stake_account)) =
create_staked_node_accounts(10);
stakes.store(&vote_pubkey, &vote_account, true, true);
stakes.store(&stake_pubkey, &stake_account, true, true);
stakes.store(&vote_pubkey, &vote_account, true);
stakes.store(&stake_pubkey, &stake_account, true);
let ((vote11_pubkey, vote11_account), (stake11_pubkey, stake11_account)) =
create_staked_node_accounts(20);
stakes.store(&vote11_pubkey, &vote11_account, true, true);
stakes.store(&stake11_pubkey, &stake11_account, true, true);
stakes.store(&vote11_pubkey, &vote11_account, true);
stakes.store(&stake11_pubkey, &stake11_account, true);
let vote11_node_pubkey = VoteState::from(&vote11_account).unwrap().node_pubkey;
@ -391,8 +376,8 @@ pub mod tests {
let ((vote_pubkey, mut vote_account), (stake_pubkey, stake_account)) =
create_staked_node_accounts(10);
stakes.store(&vote_pubkey, &vote_account, true, true);
stakes.store(&stake_pubkey, &stake_account, true, true);
stakes.store(&vote_pubkey, &vote_account, true);
stakes.store(&stake_pubkey, &stake_account, true);
{
let vote_accounts = stakes.vote_accounts();
@ -401,7 +386,7 @@ pub mod tests {
}
vote_account.set_lamports(0);
stakes.store(&vote_pubkey, &vote_account, true, true);
stakes.store(&vote_pubkey, &vote_account, true);
{
let vote_accounts = stakes.vote_accounts();
@ -409,7 +394,7 @@ pub mod tests {
}
vote_account.set_lamports(1);
stakes.store(&vote_pubkey, &vote_account, true, true);
stakes.store(&vote_pubkey, &vote_account, true);
{
let vote_accounts = stakes.vote_accounts();
@ -422,7 +407,7 @@ pub mod tests {
let mut pushed = vote_account.data().to_vec();
pushed.push(0);
vote_account.set_data(pushed);
stakes.store(&vote_pubkey, &vote_account, true, true);
stakes.store(&vote_pubkey, &vote_account, true);
{
let vote_accounts = stakes.vote_accounts();
@ -433,7 +418,7 @@ pub mod tests {
let default_vote_state = VoteState::default();
let versioned = VoteStateVersions::new_current(default_vote_state);
VoteState::to(&versioned, &mut vote_account).unwrap();
stakes.store(&vote_pubkey, &vote_account, true, true);
stakes.store(&vote_pubkey, &vote_account, true);
{
let vote_accounts = stakes.vote_accounts();
@ -441,7 +426,7 @@ pub mod tests {
}
vote_account.set_data(cache_data);
stakes.store(&vote_pubkey, &vote_account, true, true);
stakes.store(&vote_pubkey, &vote_account, true);
{
let vote_accounts = stakes.vote_accounts();
@ -463,11 +448,11 @@ pub mod tests {
let ((vote_pubkey2, vote_account2), (_stake_pubkey2, stake_account2)) =
create_staked_node_accounts(10);
stakes.store(&vote_pubkey, &vote_account, true, true);
stakes.store(&vote_pubkey2, &vote_account2, true, true);
stakes.store(&vote_pubkey, &vote_account, true);
stakes.store(&vote_pubkey2, &vote_account2, true);
// delegates to vote_pubkey
stakes.store(&stake_pubkey, &stake_account, true, true);
stakes.store(&stake_pubkey, &stake_account, true);
let stake = stake_state::stake_from(&stake_account).unwrap();
@ -476,14 +461,14 @@ pub mod tests {
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), true)
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.store(&stake_pubkey, &stake_account2, true, true);
stakes.store(&stake_pubkey, &stake_account2, true);
{
let vote_accounts = stakes.vote_accounts();
@ -492,7 +477,7 @@ pub mod tests {
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), true)
stake.stake(stakes.epoch, Some(&stakes.stake_history))
);
}
}
@ -508,11 +493,11 @@ pub mod tests {
let (stake_pubkey2, stake_account2) = create_stake_account(10, &vote_pubkey);
stakes.store(&vote_pubkey, &vote_account, true, true);
stakes.store(&vote_pubkey, &vote_account, true);
// delegates to vote_pubkey
stakes.store(&stake_pubkey, &stake_account, true, true);
stakes.store(&stake_pubkey2, &stake_account2, true, true);
stakes.store(&stake_pubkey, &stake_account, true);
stakes.store(&stake_pubkey2, &stake_account2, true);
{
let vote_accounts = stakes.vote_accounts();
@ -527,23 +512,23 @@ pub mod tests {
let ((vote_pubkey, vote_account), (stake_pubkey, stake_account)) =
create_staked_node_accounts(10);
stakes.store(&vote_pubkey, &vote_account, true, true);
stakes.store(&stake_pubkey, &stake_account, true, true);
stakes.store(&vote_pubkey, &vote_account, true);
stakes.store(&stake_pubkey, &stake_account, true);
let stake = stake_state::stake_from(&stake_account).unwrap();
{
let vote_accounts = stakes.vote_accounts();
assert_eq!(
vote_accounts.get(&vote_pubkey).unwrap().0,
stake.stake(stakes.epoch, Some(&stakes.stake_history), true)
stake.stake(stakes.epoch, Some(&stakes.stake_history))
);
}
let stakes = stakes.clone_with_epoch(3, true);
let stakes = stakes.clone_with_epoch(3);
{
let vote_accounts = stakes.vote_accounts();
assert_eq!(
vote_accounts.get(&vote_pubkey).unwrap().0,
stake.stake(stakes.epoch, Some(&stakes.stake_history), true)
stake.stake(stakes.epoch, Some(&stakes.stake_history))
);
}
}
@ -558,8 +543,8 @@ pub mod tests {
let ((vote_pubkey, vote_account), (stake_pubkey, stake_account)) =
create_staked_node_accounts(10);
stakes.store(&vote_pubkey, &vote_account, true, true);
stakes.store(&stake_pubkey, &stake_account, true, true);
stakes.store(&vote_pubkey, &vote_account, true);
stakes.store(&stake_pubkey, &stake_account, true);
{
let vote_accounts = stakes.vote_accounts();
@ -572,7 +557,6 @@ pub mod tests {
&stake_pubkey,
&AccountSharedData::new(1, 0, &stake::program::id()),
true,
true,
);
{
let vote_accounts = stakes.vote_accounts();
@ -602,14 +586,14 @@ pub mod tests {
let genesis_epoch = 0;
let ((vote_pubkey, vote_account), (stake_pubkey, stake_account)) =
create_warming_staked_node_accounts(10, genesis_epoch);
stakes.store(&vote_pubkey, &vote_account, true, true);
stakes.store(&stake_pubkey, &stake_account, true, true);
stakes.store(&vote_pubkey, &vote_account, true);
stakes.store(&stake_pubkey, &stake_account, true);
assert_eq!(stakes.vote_balance_and_staked(), 11);
assert_eq!(stakes.vote_balance_and_warmed_staked(), 1);
for (epoch, expected_warmed_stake) in ((genesis_epoch + 1)..=3).zip(&[2, 3, 4]) {
stakes = stakes.clone_with_epoch(epoch, true);
stakes = stakes.clone_with_epoch(epoch);
// vote_balance_and_staked() always remain to return same lamports
// while vote_balance_and_warmed_staked() gradually increases
assert_eq!(stakes.vote_balance_and_staked(), 11);

2
runtime/tests/stake.rs
View File

@ -81,7 +81,6 @@ fn warmed_up(bank: &Bank, stake_pubkey: &Pubkey) -> bool {
)
.unwrap(),
),
true,
)
}
@ -96,7 +95,6 @@ fn get_staked(bank: &Bank, stake_pubkey: &Pubkey) -> u64 {
)
.unwrap(),
),
true,
)
}

47
sdk/program/src/stake/state.rs
View File

@ -282,14 +282,8 @@ impl Delegation {
self.activation_epoch == std::u64::MAX
}
pub fn stake(
&self,
epoch: Epoch,
history: Option<&StakeHistory>,
fix_stake_deactivate: bool,
) -> u64 {
self.stake_activating_and_deactivating(epoch, history, fix_stake_deactivate)
.0
pub fn stake(&self, epoch: Epoch, history: Option<&StakeHistory>) -> u64 {
self.stake_activating_and_deactivating(epoch, history).0
}
// returned tuple is (effective, activating, deactivating) stake
@ -298,13 +292,11 @@ impl Delegation {
&self,
target_epoch: Epoch,
history: Option<&StakeHistory>,
fix_stake_deactivate: bool,
) -> (u64, u64, u64) {
let delegated_stake = self.stake;
// first, calculate an effective and activating stake
let (effective_stake, activating_stake) =
self.stake_and_activating(target_epoch, history, fix_stake_deactivate);
let (effective_stake, activating_stake) = self.stake_and_activating(target_epoch, history);
// then de-activate some portion if necessary
if target_epoch < self.deactivation_epoch {
@ -381,14 +373,13 @@ impl Delegation {
&self,
target_epoch: Epoch,
history: Option<&StakeHistory>,
fix_stake_deactivate: bool,
) -> (u64, u64) {
let delegated_stake = self.stake;
if self.is_bootstrap() {
// fully effective immediately
(delegated_stake, 0)
} else if fix_stake_deactivate && self.activation_epoch == self.deactivation_epoch {
} else if self.activation_epoch == self.deactivation_epoch {
// activated but instantly deactivated; no stake at all regardless of target_epoch
// this must be after the bootstrap check and before all-is-activating check
(0, 0)
@ -463,27 +454,6 @@ impl Delegation {
(delegated_stake, 0)
}
}
pub fn rewrite_stake(
&mut self,
account_balance: u64,
rent_exempt_balance: u64,
) -> Option<(u64, u64)> {
// note that this will intentionally overwrite innocent
// deactivated-then-immeditealy-withdrawn stake accounts as well
// this is chosen to minimize the risks from complicated logic,
// over some unneeded rewrites
let corrected_stake = account_balance.saturating_sub(rent_exempt_balance);
if self.stake != corrected_stake {
// this could result in creating a 0-staked account;
// rewards and staking calc can handle it.
let (old, new) = (self.stake, corrected_stake);
self.stake = corrected_stake;
Some((old, new))
} else {
None
}
}
}
#[derive(Debug, Default, Serialize, Deserialize, PartialEq, Clone, Copy, AbiExample)]
@ -494,13 +464,8 @@ pub struct Stake {
}
impl Stake {
pub fn stake(
&self,
epoch: Epoch,
history: Option<&StakeHistory>,
fix_stake_deactivate: bool,
) -> u64 {
self.delegation.stake(epoch, history, fix_stake_deactivate)
pub fn stake(&self, epoch: Epoch, history: Option<&StakeHistory>) -> u64 {
self.delegation.stake(epoch, history)
}
pub fn split(

10
sdk/src/feature_set.rs
View File

@ -63,14 +63,6 @@ pub mod no_overflow_rent_distribution {
solana_sdk::declare_id!("4kpdyrcj5jS47CZb2oJGfVxjYbsMm2Kx97gFyZrxxwXz");
}
pub mod stake_program_v2 {
solana_sdk::declare_id!("Gvd9gGJZDHGMNf1b3jkxrfBQSR5etrfTQSBNKCvLSFJN");
}
pub mod rewrite_stake {
solana_sdk::declare_id!("6ap2eGy7wx5JmsWUmQ5sHwEWrFSDUxSti2k5Hbfv5BZG");
}
pub mod filter_stake_delegation_accounts {
solana_sdk::declare_id!("GE7fRxmW46K6EmCD9AMZSbnaJ2e3LfqCZzdHi9hmYAgi");
}
@ -212,8 +204,6 @@ lazy_static! {
(full_inflation::devnet_and_testnet::id(), "full inflation on devnet and testnet"),
(spl_token_v2_multisig_fix::id(), "spl-token multisig fix"),
(no_overflow_rent_distribution::id(), "no overflow rent distribution"),
(stake_program_v2::id(), "solana_stake_program v2"),
(rewrite_stake::id(), "rewrite stake"),
(filter_stake_delegation_accounts::id(), "filter stake_delegation_accounts #14062"),
(stake_program_v3::id(), "solana_stake_program v3"),
(require_custodian_for_locked_stake_authorize::id(), "require custodian to authorize withdrawer change for locked stake"),