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Fix builtin handling on epoch boundaries (#23256)

This commit is contained in:
Justin Starry 2022-02-22 20:54:08 +08:00 committed by GitHub
parent c97f34a0fd
commit bcda74f42f
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5 changed files with 72 additions and 19 deletions
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29
runtime/src/bank.rs
View File

@ -3175,6 +3175,11 @@ impl Bank {
/// Add a precompiled program account
pub fn add_precompiled_account(&self, program_id: &Pubkey) {
self.add_precompiled_account_with_owner(program_id, native_loader::id())
}
// Used by tests to simulate clusters with precompiles that aren't owned by the native loader
fn add_precompiled_account_with_owner(&self, program_id: &Pubkey, owner: Pubkey) {
if let Some(account) = self.get_account_with_fixed_root(program_id) {
if account.executable() {
// The account is already executable, that's all we need
@ -3196,7 +3201,7 @@ impl Bank {
let (lamports, rent_epoch) = self.inherit_specially_retained_account_fields(&None);
let account = AccountSharedData::from(Account {
lamports,
owner: native_loader::id(),
owner,
data: vec![],
executable: true,
rent_epoch,
@ -6457,12 +6462,12 @@ impl Bank {
fn apply_builtin_program_feature_transitions(
&mut self,
apply_transitions_for_new_features: bool,
only_apply_transitions_for_new_features: bool,
new_feature_activations: &HashSet<Pubkey>,
) {
let feature_set = self.feature_set.clone();
let should_apply_action_for_feature = |feature_id: &Pubkey| -> bool {
if apply_transitions_for_new_features {
let should_apply_action_for_feature_transition = |feature_id: &Pubkey| -> bool {
if only_apply_transitions_for_new_features {
new_feature_activations.contains(feature_id)
} else {
feature_set.is_active(feature_id)
@ -6471,7 +6476,9 @@ impl Bank {
let builtin_feature_transitions = self.builtin_feature_transitions.clone();
for transition in builtin_feature_transitions.iter() {
if let Some(builtin_action) = transition.to_action(&should_apply_action_for_feature) {
if let Some(builtin_action) =
transition.to_action(&should_apply_action_for_feature_transition)
{
match builtin_action {
BuiltinAction::Add(builtin) => self.add_builtin(
&builtin.name,
@ -12963,25 +12970,25 @@ pub(crate) mod tests {
if bank.slot == 0 {
assert_eq!(
bank.hash().to_string(),
"HREoNvUAuqqGdJxYTgnFqjTxsuuBVUFFDNLGR2cdrtMf"
"9tLrxkBoNE7zEUZ2g72ZwE4fTfhUQnhC8A4Xt4EmYhP1"
);
}
if bank.slot == 32 {
assert_eq!(
bank.hash().to_string(),
"J8kjxLMMrpEVQUbX54zDALkXidjdXyFSL5wD2d7xUaWL"
"7qCbZN5WLT928VpsaLwLp6HfRDzZirmoU4JM4XBEyupu"
);
}
if bank.slot == 64 {
assert_eq!(
bank.hash().to_string(),
"yPCTEPtNi2DJb8KyqPKgBK7HCfiEpH2oS3Nn12LPBHm"
"D3ypfQFreDaQhJuuYN8rWG1TVy9ApvTCx5CAiQ5i9d7A"
);
}
if bank.slot == 128 {
assert_eq!(
bank.hash().to_string(),
"2oG1rmA59tmr457oK4oF6C6TcM2gyy2ZAKeJoUhMNb1L"
"67krqDMqjkkixdfypnCCgSyUm2FoqAE8KB1hgRAtCaBp"
);
break;
}
@ -13210,7 +13217,7 @@ pub(crate) mod tests {
// No more slots should be shrunk
assert_eq!(bank2.shrink_candidate_slots(), 0);
// alive_counts represents the count of alive accounts in the three slots 0,1,2
assert_eq!(alive_counts, vec![11, 1, 7]);
assert_eq!(alive_counts, vec![9, 1, 7]);
}
#[test]
@ -13258,7 +13265,7 @@ pub(crate) mod tests {
.map(|_| bank.process_stale_slot_with_budget(0, force_to_return_alive_account))
.sum();
// consumed_budgets represents the count of alive accounts in the three slots 0,1,2
assert_eq!(consumed_budgets, 12);
assert_eq!(consumed_budgets, 10);
}
#[test]

35
runtime/src/bank/builtin_programs.rs
View File

@ -5,6 +5,41 @@ mod tests {
solana_sdk::{feature_set::FeatureSet, genesis_config::create_genesis_config},
};
#[test]
fn test_apply_builtin_program_feature_transitions_for_new_epoch() {
let (genesis_config, _mint_keypair) = create_genesis_config(100_000);
let mut bank = Bank::new_for_tests(&genesis_config);
bank.feature_set = Arc::new(FeatureSet::all_enabled());
bank.finish_init(&genesis_config, None, false);
// Overwrite precompile accounts to simulate a cluster which already added precompiles.
for precompile in get_precompiles() {
bank.store_account(&precompile.program_id, &AccountSharedData::default());
// Simulate cluster which added ed25519 precompile with a system program owner
if precompile.program_id == ed25519_program::id() {
bank.add_precompiled_account_with_owner(
&precompile.program_id,
solana_sdk::system_program::id(),
);
} else {
bank.add_precompiled_account(&precompile.program_id);
}
}
// Normally feature transitions are applied to a bank that hasn't been
// frozen yet. Freeze the bank early to ensure that no account changes
// are made.
bank.freeze();
// Simulate crossing an epoch boundary for a new bank
let only_apply_transitions_for_new_features = true;
bank.apply_builtin_program_feature_transitions(
only_apply_transitions_for_new_features,
&HashSet::new(),
);
}
#[test]
fn test_startup_from_snapshot_after_precompile_transition() {
let (genesis_config, _mint_keypair) = create_genesis_config(100_000);

20
runtime/src/builtins.rs
View File

@ -117,7 +117,8 @@ pub enum BuiltinFeatureTransition {
/// Remove a builtin program if a feature is activated or
/// retain a previously added builtin.
RemoveOrRetain {
previous_builtin: Builtin,
previously_added_builtin: Builtin,
addition_feature_id: Pubkey,
removal_feature_id: Pubkey,
},
}
@ -139,14 +140,17 @@ impl BuiltinFeatureTransition {
}
}
Self::RemoveOrRetain {
previous_builtin,
previously_added_builtin,
addition_feature_id,
removal_feature_id,
} => {
if should_apply_action_for_feature(removal_feature_id) {
Some(BuiltinAction::Remove(previous_builtin.id))
} else {
Some(BuiltinAction::Remove(previously_added_builtin.id))
} else if should_apply_action_for_feature(addition_feature_id) {
// Retaining is no different from adding a new builtin.
Some(BuiltinAction::Add(previous_builtin.clone()))
Some(BuiltinAction::Add(previously_added_builtin.clone()))
} else {
None
}
}
}
@ -200,19 +204,21 @@ fn builtin_feature_transitions() -> Vec<BuiltinFeatureTransition> {
feature_id: feature_set::add_compute_budget_program::id(),
},
BuiltinFeatureTransition::RemoveOrRetain {
previous_builtin: Builtin::new(
previously_added_builtin: Builtin::new(
"secp256k1_program",
solana_sdk::secp256k1_program::id(),
dummy_process_instruction,
),
addition_feature_id: feature_set::secp256k1_program_enabled::id(),
removal_feature_id: feature_set::prevent_calling_precompiles_as_programs::id(),
},
BuiltinFeatureTransition::RemoveOrRetain {
previous_builtin: Builtin::new(
previously_added_builtin: Builtin::new(
"ed25519_program",
solana_sdk::ed25519_program::id(),
dummy_process_instruction,
),
addition_feature_id: feature_set::ed25519_program_enabled::id(),
removal_feature_id: feature_set::prevent_calling_precompiles_as_programs::id(),
},
BuiltinFeatureTransition::Add {

2
runtime/src/genesis_utils.rs
View File

@ -26,7 +26,7 @@ pub fn bootstrap_validator_stake_lamports() -> u64 {
// Number of lamports automatically used for genesis accounts
pub const fn genesis_sysvar_and_builtin_program_lamports() -> u64 {
const NUM_BUILTIN_PROGRAMS: u64 = 6;
const NUM_BUILTIN_PROGRAMS: u64 = 4;
const FEES_SYSVAR_MIN_BALANCE: u64 = 946_560;
const STAKE_HISTORY_MIN_BALANCE: u64 = 114_979_200;
const CLOCK_SYSVAR_MIN_BALANCE: u64 = 1_169_280;

5
sdk/src/feature_set.rs
View File

@ -53,6 +53,10 @@ pub mod full_inflation {
}
}
pub mod secp256k1_program_enabled {
solana_sdk::declare_id!("E3PHP7w8kB7np3CTQ1qQ2tW3KCtjRSXBQgW9vM2mWv2Y");
}
pub mod spl_token_v2_multisig_fix {
solana_sdk::declare_id!("E5JiFDQCwyC6QfT9REFyMpfK2mHcmv1GUDySU1Ue7TYv");
}
@ -314,6 +318,7 @@ pub mod record_instruction_in_transaction_context_push {
lazy_static! {
/// Map of feature identifiers to user-visible description
pub static ref FEATURE_NAMES: HashMap<Pubkey, &'static str> = [
(secp256k1_program_enabled::id(), "secp256k1 program"),
(deprecate_rewards_sysvar::id(), "deprecate unused rewards sysvar"),
(pico_inflation::id(), "pico inflation"),
(full_inflation::devnet_and_testnet::id(), "full inflation on devnet and testnet"),