SVM: Move RentCollector to sdk (#35122)

solana-labs · Feb 8, 2024 · 28a320d · 28a320d
1 parent b9ee3b4
commit 28a320d
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Showing 17 changed files with 36 additions and 24 deletions.
diff --git a/accounts-bench/src/main.rs b/accounts-bench/src/main.rs
@@ -14,11 +14,11 @@ use {
         },
         accounts_index::AccountSecondaryIndexes,
         ancestors::Ancestors,
-        rent_collector::RentCollector,
     },
     solana_measure::measure::Measure,
     solana_sdk::{
-        genesis_config::ClusterType, pubkey::Pubkey, sysvar::epoch_schedule::EpochSchedule,
+        genesis_config::ClusterType, pubkey::Pubkey, rent_collector::RentCollector,
+        sysvar::epoch_schedule::EpochSchedule,
     },
     std::{env, fs, path::PathBuf, sync::Arc},
 };

diff --git a/accounts-db/src/accounts_db.rs b/accounts-db/src/accounts_db.rs
@@ -67,7 +67,6 @@ use {
         partitioned_rewards::{PartitionedEpochRewardsConfig, TestPartitionedEpochRewards},
         pubkey_bins::PubkeyBinCalculator24,
         read_only_accounts_cache::ReadOnlyAccountsCache,
-        rent_collector::RentCollector,
         sorted_storages::SortedStorages,
         storable_accounts::StorableAccounts,
         u64_align, utils,
@@ -92,6 +91,7 @@ use {
         genesis_config::{ClusterType, GenesisConfig},
         hash::Hash,
         pubkey::Pubkey,
+        rent_collector::RentCollector,
         saturating_add_assign,
         timing::AtomicInterval,
         transaction::SanitizedTransaction,

diff --git a/accounts-db/src/accounts_hash.rs b/accounts-db/src/accounts_hash.rs
@@ -4,7 +4,6 @@ use {
         active_stats::{ActiveStatItem, ActiveStats},
         ancestors::Ancestors,
         pubkey_bins::PubkeyBinCalculator24,
-        rent_collector::RentCollector,
     },
     bytemuck::{Pod, Zeroable},
     log::*,
@@ -14,6 +13,7 @@ use {
     solana_sdk::{
         hash::{Hash, Hasher},
         pubkey::Pubkey,
+        rent_collector::RentCollector,
         slot_history::Slot,
         sysvar::epoch_schedule::EpochSchedule,
     },

diff --git a/accounts-db/src/lib.rs b/accounts-db/src/lib.rs
@@ -34,7 +34,6 @@ pub mod nonce_info;
 pub mod partitioned_rewards;
 mod pubkey_bins;
 mod read_only_accounts_cache;
-pub mod rent_collector;
 mod rolling_bit_field;
 pub mod secondary_index;
 pub mod shared_buffer_reader;

diff --git a/accounts-db/src/tiered_storage.rs b/accounts-db/src/tiered_storage.rs
@@ -165,12 +165,12 @@ mod tests {
         hot::HOT_FORMAT,
         index::IndexOffset,
         owners::OWNER_NO_OWNER,
-        solana_accounts_db::rent_collector::RENT_EXEMPT_RENT_EPOCH,
         solana_sdk::{
             account::{Account, AccountSharedData},
             clock::Slot,
             hash::Hash,
             pubkey::Pubkey,
+            rent_collector::RENT_EXEMPT_RENT_EPOCH,
             system_instruction::MAX_PERMITTED_DATA_LENGTH,
         },
         std::{

diff --git a/accounts-db/src/tiered_storage/hot.rs b/accounts-db/src/tiered_storage/hot.rs
@@ -5,7 +5,6 @@ use {
         account_storage::meta::{StoredAccountInfo, StoredAccountMeta},
         accounts_file::MatchAccountOwnerError,
         accounts_hash::AccountHash,
-        rent_collector::RENT_EXEMPT_RENT_EPOCH,
         tiered_storage::{
             byte_block,
             file::TieredStorageFile,
@@ -22,7 +21,10 @@ use {
     bytemuck::{Pod, Zeroable},
     memmap2::{Mmap, MmapOptions},
     modular_bitfield::prelude::*,
-    solana_sdk::{account::ReadableAccount, pubkey::Pubkey, stake_history::Epoch},
+    solana_sdk::{
+        account::ReadableAccount, pubkey::Pubkey, rent_collector::RENT_EXEMPT_RENT_EPOCH,
+        stake_history::Epoch,
+    },
     std::{borrow::Borrow, fs::OpenOptions, option::Option, path::Path},
 };
 

diff --git a/runtime/benches/accounts.rs b/runtime/benches/accounts.rs
@@ -16,7 +16,6 @@ use {
         accounts_index::{AccountSecondaryIndexes, ScanConfig},
         ancestors::Ancestors,
         epoch_accounts_hash::EpochAccountsHash,
-        rent_collector::RentCollector,
     },
     solana_runtime::bank::*,
     solana_sdk::{
@@ -25,6 +24,7 @@ use {
         hash::Hash,
         lamports::LamportsError,
         pubkey::Pubkey,
+        rent_collector::RentCollector,
         sysvar::epoch_schedule::EpochSchedule,
     },
     std::{

diff --git a/runtime/src/bank.rs b/runtime/src/bank.rs
@@ -88,7 +88,6 @@ use {
         epoch_accounts_hash::EpochAccountsHash,
         nonce_info::{NonceInfo, NoncePartial},
         partitioned_rewards::PartitionedEpochRewardsConfig,
-        rent_collector::{CollectedInfo, RentCollector, RENT_EXEMPT_RENT_EPOCH},
         sorted_storages::SortedStorages,
         stake_rewards::StakeReward,
         storable_accounts::StorableAccounts,
@@ -142,6 +141,7 @@ use {
         precompiles::get_precompiles,
         pubkey::Pubkey,
         rent::RentDue,
+        rent_collector::{CollectedInfo, RentCollector, RENT_EXEMPT_RENT_EPOCH},
         rent_debits::RentDebits,
         reward_info::RewardInfo,
         saturating_add_assign,

diff --git a/runtime/src/bank/serde_snapshot.rs b/runtime/src/bank/serde_snapshot.rs
@@ -605,7 +605,7 @@ mod tests {
 
         // This some what long test harness is required to freeze the ABI of
         // Bank's serialization due to versioned nature
-        #[frozen_abi(digest = "77zuTwvAGH5Rf28XHUNkRWsrcJ8uMyARMCZZMg9BBu5S")]
+        #[frozen_abi(digest = "7BH2s2Y1yKy396c3ixC4TTyvvpkyenAvWDSiZvY5yb7P")]
         #[derive(Serialize, AbiExample)]
         pub struct BankAbiTestWrapperNewer {
             #[serde(serialize_with = "wrapper_newer")]

diff --git a/runtime/src/bank/tests.rs b/runtime/src/bank/tests.rs
@@ -36,7 +36,6 @@ use {
         inline_spl_token,
         nonce_info::NonceFull,
         partitioned_rewards::TestPartitionedEpochRewards,
-        rent_collector::RENT_EXEMPT_RENT_EPOCH,
         transaction_results::DurableNonceFee,
     },
     solana_logger,
@@ -88,6 +87,7 @@ use {
         program::MAX_RETURN_DATA,
         pubkey::Pubkey,
         rent::Rent,
+        rent_collector::RENT_EXEMPT_RENT_EPOCH,
         reward_type::RewardType,
         secp256k1_program,
         signature::{keypair_from_seed, Keypair, Signature, Signer},

diff --git a/runtime/src/serde_snapshot.rs b/runtime/src/serde_snapshot.rs
@@ -25,7 +25,6 @@ use {
         accounts_update_notifier_interface::AccountsUpdateNotifier,
         blockhash_queue::BlockhashQueue,
         epoch_accounts_hash::EpochAccountsHash,
-        rent_collector::RentCollector,
     },
     solana_measure::measure::Measure,
     solana_sdk::{
@@ -38,6 +37,7 @@ use {
         hash::Hash,
         inflation::Inflation,
         pubkey::Pubkey,
+        rent_collector::RentCollector,
     },
     solana_svm::runtime_config::RuntimeConfig,
     std::{

diff --git a/runtime/src/serde_snapshot/tests.rs b/runtime/src/serde_snapshot/tests.rs
@@ -23,7 +23,6 @@ mod serde_snapshot_tests {
             accounts_hash::AccountsHash,
             accounts_index::AccountSecondaryIndexes,
             ancestors::Ancestors,
-            rent_collector::RentCollector,
         },
         solana_sdk::{
             account::{AccountSharedData, ReadableAccount},
@@ -32,6 +31,7 @@ mod serde_snapshot_tests {
             genesis_config::{ClusterType, GenesisConfig},
             hash::Hash,
             pubkey::Pubkey,
+            rent_collector::RentCollector,
         },
         std::{
             io::{BufReader, Cursor, Read, Write},

diff --git a/runtime/src/snapshot_package.rs b/runtime/src/snapshot_package.rs
@@ -11,9 +11,11 @@ use {
         accounts_db::{AccountStorageEntry, AccountsDb},
         accounts_hash::{AccountsHash, AccountsHashKind},
         epoch_accounts_hash::EpochAccountsHash,
-        rent_collector::RentCollector,
     },
-    solana_sdk::{clock::Slot, feature_set, sysvar::epoch_schedule::EpochSchedule},
+    solana_sdk::{
+        clock::Slot, feature_set, rent_collector::RentCollector,
+        sysvar::epoch_schedule::EpochSchedule,
+    },
     std::{
         path::{Path, PathBuf},
         sync::Arc,

diff --git a/sdk/src/lib.rs b/sdk/src/lib.rs
@@ -92,6 +92,7 @@ pub mod program_utils;
 pub mod pubkey;
 pub mod quic;
 pub mod recent_blockhashes_account;
+pub mod rent_collector;
 pub mod rent_debits;
 pub mod reward_info;
 pub mod reward_type;

diff --git a/accounts-db/src/rent_collector.rs → sdk/src/rent_collector.rs b/accounts-db/src/rent_collector.rs → sdk/src/rent_collector.rs
@@ -1,3 +1,5 @@
+#![cfg(feature = "full")]
+
 //! calculate and collect rent from Accounts
 use solana_sdk::{
     account::{AccountSharedData, ReadableAccount, WritableAccount},
@@ -87,7 +89,10 @@ impl RentCollector {
         } else {
             let account_rent_epoch = account.rent_epoch();
             let slots_elapsed: u64 = (account_rent_epoch..=self.epoch)
-                .map(|epoch| self.epoch_schedule.get_slots_in_epoch(epoch + 1))
+                .map(|epoch| {
+                    self.epoch_schedule
+                        .get_slots_in_epoch(epoch.saturating_add(1))
+                })
                 .sum();
 
             // avoid infinite rent in rust 1.45
@@ -165,7 +170,7 @@ impl RentCollector {
             RentDue::Paying(0) => RentResult::NoRentCollectionNow,
             // Rent is collected for next epoch.
             RentDue::Paying(rent_due) => RentResult::CollectRent {
-                new_rent_epoch: self.epoch + 1,
+                new_rent_epoch: self.epoch.saturating_add(1),
                 rent_due,
             },
         }
@@ -185,14 +190,16 @@ impl std::ops::Add for CollectedInfo {
     type Output = Self;
     fn add(self, other: Self) -> Self {
         Self {
-            rent_amount: self.rent_amount + other.rent_amount,
-            account_data_len_reclaimed: self.account_data_len_reclaimed
-                + other.account_data_len_reclaimed,
+            rent_amount: self.rent_amount.saturating_add(other.rent_amount),
+            account_data_len_reclaimed: self
+                .account_data_len_reclaimed
+                .saturating_add(other.account_data_len_reclaimed),
         }
     }
 }
 
 impl std::ops::AddAssign for CollectedInfo {
+    #![allow(clippy::arithmetic_side_effects)]
     fn add_assign(&mut self, other: Self) {
         *self = *self + other;
     }

diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs
@@ -9,7 +9,6 @@ use {
     solana_accounts_db::{
         accounts::{LoadedTransaction, TransactionLoadResult, TransactionRent},
         nonce_info::NonceFull,
-        rent_collector::{RentCollector, RENT_EXEMPT_RENT_EPOCH},
         transaction_results::TransactionCheckResult,
     },
     solana_program_runtime::{
@@ -28,6 +27,7 @@ use {
         nonce::State as NonceState,
         pubkey::Pubkey,
         rent::RentDue,
+        rent_collector::{RentCollector, RENT_EXEMPT_RENT_EPOCH},
         rent_debits::RentDebits,
         saturating_add_assign,
         sysvar::{self, instructions::construct_instructions_data},
@@ -453,7 +453,7 @@ mod tests {
         nonce::state::Versions as NonceVersions,
         solana_accounts_db::{
             accounts::Accounts, accounts_db::AccountsDb, accounts_file::MatchAccountOwnerError,
-            ancestors::Ancestors, rent_collector::RentCollector,
+            ancestors::Ancestors,
         },
         solana_program_runtime::{
             compute_budget_processor,
@@ -470,6 +470,7 @@ mod tests {
             message::{Message, SanitizedMessage},
             nonce,
             rent::Rent,
+            rent_collector::RentCollector,
             signature::{Keypair, Signer},
             system_program, sysvar,
             transaction::{Result, Transaction, TransactionError},

diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs
@@ -9,7 +9,6 @@ use {
     solana_accounts_db::{
         accounts::{LoadedTransaction, TransactionLoadResult},
         accounts_file::MatchAccountOwnerError,
-        rent_collector::RentCollector,
         transaction_results::{
             DurableNonceFee, TransactionCheckResult, TransactionExecutionDetails,
             TransactionExecutionResult,
@@ -43,6 +42,7 @@ use {
         message::SanitizedMessage,
         native_loader,
         pubkey::Pubkey,
+        rent_collector::RentCollector,
         saturating_add_assign,
         transaction::{self, SanitizedTransaction, TransactionError},
         transaction_context::{ExecutionRecord, TransactionContext},