1803 lines
60 KiB
Rust
1803 lines
60 KiB
Rust
use crate::append_vec::AppendVec;
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use crate::bank::{BankError, Result};
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use crate::runtime::has_duplicates;
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use bincode::serialize;
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use hashbrown::{HashMap, HashSet};
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use log::*;
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use solana_metrics::counter::Counter;
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use solana_sdk::account::Account;
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use solana_sdk::hash::{hash, Hash};
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use solana_sdk::native_loader;
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use solana_sdk::pubkey::Pubkey;
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use solana_sdk::signature::{Keypair, KeypairUtil};
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use solana_sdk::transaction::Transaction;
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use solana_vote_api;
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use std::collections::BTreeMap;
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use std::env;
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use std::fs::{create_dir_all, remove_dir_all};
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use std::path::Path;
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use std::sync::atomic::{AtomicUsize, Ordering};
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use std::sync::{Arc, Mutex, RwLock};
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pub type InstructionAccounts = Vec<Account>;
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pub type InstructionLoaders = Vec<Vec<(Pubkey, Account)>>;
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#[derive(Debug, Default)]
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pub struct ErrorCounters {
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pub account_not_found: usize,
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pub account_in_use: usize,
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pub account_loaded_twice: usize,
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pub blockhash_not_found: usize,
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pub blockhash_too_old: usize,
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pub reserve_blockhash: usize,
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pub insufficient_funds: usize,
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pub duplicate_signature: usize,
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pub call_chain_too_deep: usize,
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pub missing_signature_for_fee: usize,
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}
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//
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// Persistent accounts are stored in below path location:
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// <path>/<pid>/data/
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//
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// Each account is stored in below format:
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// <length><account>
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//
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// The persistent store would allow for this mode of operation:
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// - Concurrent single thread append with many concurrent readers.
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// - Exclusive resize or truncate from the start.
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//
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// The underlying memory is memory mapped to a file. The accounts would be
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// stored across multiple files and the mappings of file and offset of a
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// particular account would be stored in a shared index. This will allow for
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// concurrent commits without blocking reads, which will sequentially write
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// to memory, ssd or disk, and should be as fast as the hardware allow for.
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// The only required in memory data structure with a write lock is the index,
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// which should be fast to update.
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//
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// To garbage collect, data can be re-appended to defragmented and truncated from
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// the start. The AccountsDB data structure would allow for
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// - multiple readers
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// - multiple writers
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// - persistent backed memory
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//
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// To bootstrap the index from a persistent store of AppendVec's, the entries should
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// also include a "commit counter". A single global atomic that tracks the number
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// of commits to the entire data store. So the latest commit for each fork entry
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// would be indexed. (TODO)
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const ACCOUNT_DATA_FILE_SIZE: u64 = 64 * 1024 * 1024;
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const ACCOUNT_DATA_FILE: &str = "data";
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const ACCOUNTSDB_DIR: &str = "accountsdb";
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const NUM_ACCOUNT_DIRS: usize = 4;
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/// An offset into the AccountsDB::storage vector
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type AppendVecId = usize;
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type Fork = u64;
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#[derive(Debug, PartialEq)]
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enum AccountStorageStatus {
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StorageAvailable = 0,
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StorageFull = 1,
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}
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impl From<usize> for AccountStorageStatus {
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fn from(status: usize) -> Self {
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use self::AccountStorageStatus::*;
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match status {
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0 => StorageAvailable,
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1 => StorageFull,
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_ => unreachable!(),
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}
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}
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}
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// in a given a Fork, which AppendVecId and offset
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type AccountMap = RwLock<HashMap<Fork, (AppendVecId, u64)>>;
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/// information about where Accounts are stored and which vote accounts are present
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/// keying hierarchy is:
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///
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/// pubkey->fork->append_vec->offset
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///
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struct AccountIndex {
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/// For each Pubkey, the Account for a specific Fork is in a specific
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/// AppendVec at a specific index. There may be an Account for Pubkey
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/// in any number of Forks.
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account_maps: RwLock<HashMap<Pubkey, AccountMap>>,
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/// Cached index to vote accounts for performance reasons to avoid having
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/// to iterate through the entire accounts each time
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vote_accounts: RwLock<HashSet<Pubkey>>,
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}
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/// Persistent storage structure holding the accounts
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struct AccountStorage {
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/// storage holding the accounts
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accounts: Arc<RwLock<AppendVec<Account>>>,
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/// Keeps track of the number of accounts stored in a specific AppendVec.
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/// This is periodically checked to reuse the stores that do not have
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/// any accounts in it.
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count: AtomicUsize,
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/// status corresponding to the storage
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status: AtomicUsize,
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/// Path to the persistent store
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path: String,
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}
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impl AccountStorage {
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pub fn set_status(&self, status: AccountStorageStatus) {
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self.status.store(status as usize, Ordering::Relaxed);
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}
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pub fn get_status(&self) -> AccountStorageStatus {
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self.status.load(Ordering::Relaxed).into()
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}
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}
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#[derive(Default, Debug)]
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struct ForkInfo {
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/// The number of transactions processed without error
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transaction_count: u64,
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/// List of all parents of this fork
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parents: Vec<Fork>,
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}
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// This structure handles the load/store of the accounts
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pub struct AccountsDB {
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/// Keeps tracks of index into AppendVec on a per fork basis
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account_index: AccountIndex,
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/// Account storage
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storage: RwLock<Vec<AccountStorage>>,
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/// distribute the accounts across storage lists
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next_id: AtomicUsize,
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/// Information related to the fork
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fork_infos: RwLock<HashMap<Fork, ForkInfo>>,
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}
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/// This structure handles synchronization for db
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pub struct Accounts {
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pub accounts_db: AccountsDB,
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/// set of accounts which are currently in the pipeline
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account_locks: Mutex<HashMap<Fork, HashSet<Pubkey>>>,
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/// List of persistent stores
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paths: String,
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/// set to true if object created the directories in paths
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/// when true, delete parents of 'paths' on drop
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own_paths: bool,
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}
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fn get_paths_vec(paths: &str) -> Vec<String> {
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paths.split(',').map(|s| s.to_string()).collect()
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}
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impl Drop for Accounts {
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fn drop(&mut self) {
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let paths = get_paths_vec(&self.paths);
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paths.iter().for_each(|p| {
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let _ignored = remove_dir_all(p);
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// it is safe to delete the parent
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if self.own_paths {
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let path = Path::new(p);
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let _ignored = remove_dir_all(path.parent().unwrap());
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}
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});
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}
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}
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impl AccountsDB {
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pub fn new(fork: Fork, paths: &str) -> Self {
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let account_index = AccountIndex {
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account_maps: RwLock::new(HashMap::new()),
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vote_accounts: RwLock::new(HashSet::new()),
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};
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let accounts_db = AccountsDB {
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account_index,
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storage: RwLock::new(vec![]),
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next_id: AtomicUsize::new(0),
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fork_infos: RwLock::new(HashMap::new()),
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};
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accounts_db.add_storage(paths);
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accounts_db.add_fork(fork, None);
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accounts_db
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}
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pub fn add_fork(&self, fork: Fork, parent: Option<Fork>) {
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let mut fork_infos = self.fork_infos.write().unwrap();
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let mut fork_info = ForkInfo::default();
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if let Some(parent) = parent {
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fork_info.parents.push(parent);
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if let Some(parent_fork_info) = fork_infos.get(&parent) {
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fork_info.transaction_count = parent_fork_info.transaction_count;
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fork_info
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.parents
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.extend_from_slice(&parent_fork_info.parents);
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}
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}
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if let Some(old_fork_info) = fork_infos.insert(fork, fork_info) {
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panic!("duplicate forks! {} {:?}", fork, old_fork_info);
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}
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}
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fn add_storage(&self, paths: &str) {
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let paths = get_paths_vec(&paths);
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let mut stores: Vec<AccountStorage> = vec![];
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paths.iter().for_each(|p| {
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let storage = AccountStorage {
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accounts: self.new_account_storage(&p),
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status: AtomicUsize::new(AccountStorageStatus::StorageAvailable as usize),
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count: AtomicUsize::new(0),
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path: p.to_string(),
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};
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stores.push(storage);
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});
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let mut storage = self.storage.write().unwrap();
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storage.append(&mut stores);
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}
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fn new_account_storage(&self, p: &str) -> Arc<RwLock<AppendVec<Account>>> {
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let id = self.next_id.fetch_add(1, Ordering::Relaxed);
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let p = format!("{}/{}", p, id);
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let path = Path::new(&p);
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let _ignored = remove_dir_all(path);
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create_dir_all(path).expect("Create directory failed");
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Arc::new(RwLock::new(AppendVec::<Account>::new(
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&path.join(ACCOUNT_DATA_FILE),
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true,
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ACCOUNT_DATA_FILE_SIZE,
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0,
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)))
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}
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fn get_vote_accounts(&self, fork: Fork) -> HashMap<Pubkey, Account> {
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self.account_index
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.vote_accounts
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.read()
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.unwrap()
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.iter()
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.filter_map(|pubkey| {
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if let Some(account) = self.load(fork, pubkey, true) {
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Some((*pubkey, account))
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} else {
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None
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}
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})
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.collect()
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}
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pub fn has_accounts(&self, fork: Fork) -> bool {
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let account_maps = self.account_index.account_maps.read().unwrap();
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for account_map in account_maps.values() {
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if account_map.read().unwrap().contains_key(&fork) {
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return true;
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}
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}
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false
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}
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pub fn hash_internal_state(&self, fork: Fork) -> Option<Hash> {
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let ordered_accounts: BTreeMap<_, _> = self
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.account_index
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.account_maps
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.read()
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.unwrap()
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.iter()
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.filter_map(|(pubkey, account_map)| {
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let account_map = account_map.read().unwrap();
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if let Some((vec_id, offset)) = account_map.get(&fork) {
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Some((
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*pubkey,
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self.storage.read().unwrap()[*vec_id]
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.accounts
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.read()
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.unwrap()
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.get_account(*offset)
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.unwrap(),
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))
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} else {
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None
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}
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})
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.collect();
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if ordered_accounts.is_empty() {
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return None;
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}
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Some(hash(&serialize(&ordered_accounts).unwrap()))
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}
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fn get_account(&self, id: AppendVecId, offset: u64) -> Account {
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let accounts = &self.storage.read().unwrap()[id].accounts;
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let av = accounts.read().unwrap();
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av.get_account(offset).unwrap()
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}
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fn load(&self, fork: Fork, pubkey: &Pubkey, walk_back: bool) -> Option<Account> {
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let account_maps = self.account_index.account_maps.read().unwrap();
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if let Some(account_map) = account_maps.get(pubkey) {
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let account_map = account_map.read().unwrap();
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// find most recent fork that is an ancestor of current_fork
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if let Some((id, offset)) = account_map.get(&fork) {
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return Some(self.get_account(*id, *offset));
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} else {
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if !walk_back {
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return None;
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}
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let fork_infos = self.fork_infos.read().unwrap();
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if let Some(fork_info) = fork_infos.get(&fork) {
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for parent_fork in fork_info.parents.iter() {
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if let Some((id, offset)) = account_map.get(&parent_fork) {
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return Some(self.get_account(*id, *offset));
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}
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}
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}
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}
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}
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None
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}
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fn get_storage_id(&self, start: usize, current: usize) -> usize {
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let mut id = current;
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let len: usize;
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{
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let stores = self.storage.read().unwrap();
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len = stores.len();
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if id == std::usize::MAX {
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id = start % len;
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if stores[id].get_status() == AccountStorageStatus::StorageAvailable {
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return id;
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}
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} else {
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stores[id].set_status(AccountStorageStatus::StorageFull);
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}
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loop {
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id = (id + 1) % len;
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if stores[id].get_status() == AccountStorageStatus::StorageAvailable {
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break;
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}
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if id == start % len {
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break;
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}
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}
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}
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if id == start % len {
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let mut stores = self.storage.write().unwrap();
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// check if new store was already created
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if stores.len() == len {
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let storage = AccountStorage {
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accounts: self.new_account_storage(&stores[id].path),
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count: AtomicUsize::new(0),
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status: AtomicUsize::new(AccountStorageStatus::StorageAvailable as usize),
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path: stores[id].path.clone(),
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};
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stores.push(storage);
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}
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id = stores.len() - 1;
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}
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id
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}
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fn append_account(&self, account: &Account) -> (usize, u64) {
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let offset: u64;
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let start = self.next_id.fetch_add(1, Ordering::Relaxed);
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let mut id = self.get_storage_id(start, std::usize::MAX);
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// Even if no lamports, need to preserve the account owner so
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// we can update the vote_accounts correctly if this account is purged
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// when squashing.
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let acc = &mut account.clone();
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if account.lamports == 0 {
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acc.userdata.resize(0, 0);
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}
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loop {
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let result: Option<u64>;
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{
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let av = &self.storage.read().unwrap()[id].accounts;
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result = av.read().unwrap().append_account(acc);
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}
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if let Some(val) = result {
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offset = val;
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break;
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} else {
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id = self.get_storage_id(start, id);
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}
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}
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(id, offset)
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}
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fn remove_account_entries(&self, entries: &[Fork], map: &AccountMap) -> bool {
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let mut forks = map.write().unwrap();
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for fork in entries.iter() {
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if let Some((id, _)) = forks.remove(&fork) {
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let stores = self.storage.read().unwrap();
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if stores[id].count.fetch_sub(1, Ordering::Relaxed) == 1 {
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stores[id].accounts.write().unwrap().reset();
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stores[id].set_status(AccountStorageStatus::StorageAvailable);
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}
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}
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}
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forks.is_empty()
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}
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fn account_map_is_empty(pubkey: &Pubkey, account_maps: &HashMap<Pubkey, AccountMap>) -> bool {
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if let Some(account_map) = account_maps.get(pubkey) {
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if account_map.read().unwrap().len() == 0 {
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return true;
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}
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}
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false
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}
|
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|
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fn update_vote_cache(
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&self,
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account: &Account,
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account_maps: &HashMap<Pubkey, AccountMap>,
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pubkey: &Pubkey,
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) {
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if solana_vote_api::check_id(&account.owner) {
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if Self::account_map_is_empty(pubkey, account_maps) {
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self.account_index
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.vote_accounts
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.write()
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.unwrap()
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.remove(pubkey);
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} else {
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self.account_index
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.vote_accounts
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.write()
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.unwrap()
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.insert(*pubkey);
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}
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}
|
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}
|
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|
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fn insert_account_entry(&self, fork: Fork, id: AppendVecId, offset: u64, map: &AccountMap) {
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let mut forks = map.write().unwrap();
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let stores = self.storage.read().unwrap();
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stores[id].count.fetch_add(1, Ordering::Relaxed);
|
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if let Some((old_id, _)) = forks.insert(fork, (id, offset)) {
|
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if stores[old_id].count.fetch_sub(1, Ordering::Relaxed) == 1 {
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stores[old_id].accounts.write().unwrap().reset();
|
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stores[old_id].set_status(AccountStorageStatus::StorageAvailable);
|
|
}
|
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}
|
|
}
|
|
|
|
/// Store the account update.
|
|
fn store_account(&self, fork: Fork, pubkey: &Pubkey, account: &Account) {
|
|
if account.lamports == 0 && self.is_squashed(fork) {
|
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// purge if balance is 0 and no checkpoints
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let account_maps = self.account_index.account_maps.read().unwrap();
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let map = account_maps.get(&pubkey).unwrap();
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self.remove_account_entries(&[fork], &map);
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self.update_vote_cache(account, &account_maps, pubkey);
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} else {
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let (id, offset) = self.append_account(account);
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let account_maps = self.account_index.account_maps.read().unwrap();
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let map = account_maps.get(&pubkey).unwrap();
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self.insert_account_entry(fork, id, offset, &map);
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self.update_vote_cache(account, &account_maps, pubkey);
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}
|
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}
|
|
|
|
pub fn store(&self, fork: Fork, pubkey: &Pubkey, account: &Account) {
|
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{
|
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if !self
|
|
.account_index
|
|
.account_maps
|
|
.read()
|
|
.unwrap()
|
|
.contains_key(&pubkey)
|
|
{
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let mut waccount_maps = self.account_index.account_maps.write().unwrap();
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waccount_maps.insert(*pubkey, RwLock::new(HashMap::new()));
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}
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}
|
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self.store_account(fork, pubkey, account);
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}
|
|
|
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pub fn store_accounts(
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&self,
|
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fork: Fork,
|
|
txs: &[Transaction],
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|
res: &[Result<()>],
|
|
loaded: &[Result<(InstructionAccounts, InstructionLoaders)>],
|
|
) {
|
|
let mut keys = vec![];
|
|
{
|
|
let account_maps = self.account_index.account_maps.read().unwrap();
|
|
for (i, raccs) in loaded.iter().enumerate() {
|
|
if res[i].is_err() || raccs.is_err() {
|
|
continue;
|
|
}
|
|
let tx = &txs[i];
|
|
for key in tx.account_keys.iter() {
|
|
if !account_maps.contains_key(&key) {
|
|
keys.push(*key);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if !keys.is_empty() {
|
|
let mut account_maps = self.account_index.account_maps.write().unwrap();
|
|
for key in keys.iter() {
|
|
account_maps.insert(*key, RwLock::new(HashMap::new()));
|
|
}
|
|
}
|
|
for (i, raccs) in loaded.iter().enumerate() {
|
|
if res[i].is_err() || raccs.is_err() {
|
|
continue;
|
|
}
|
|
|
|
let tx = &txs[i];
|
|
let acc = raccs.as_ref().unwrap();
|
|
for (key, account) in tx.account_keys.iter().zip(acc.0.iter()) {
|
|
self.store(fork, key, account);
|
|
}
|
|
}
|
|
}
|
|
|
|
fn load_tx_accounts(
|
|
&self,
|
|
fork: Fork,
|
|
tx: &Transaction,
|
|
error_counters: &mut ErrorCounters,
|
|
) -> Result<Vec<Account>> {
|
|
// Copy all the accounts
|
|
if tx.signatures.is_empty() && tx.fee != 0 {
|
|
Err(BankError::MissingSignatureForFee)
|
|
} else {
|
|
// Check for unique account keys
|
|
if has_duplicates(&tx.account_keys) {
|
|
error_counters.account_loaded_twice += 1;
|
|
return Err(BankError::AccountLoadedTwice);
|
|
}
|
|
|
|
// There is no way to predict what program will execute without an error
|
|
// If a fee can pay for execution then the program will be scheduled
|
|
let mut called_accounts: Vec<Account> = vec![];
|
|
for key in &tx.account_keys {
|
|
called_accounts.push(self.load(fork, key, true).unwrap_or_default());
|
|
}
|
|
if called_accounts.is_empty() || called_accounts[0].lamports == 0 {
|
|
error_counters.account_not_found += 1;
|
|
Err(BankError::AccountNotFound)
|
|
} else if called_accounts[0].lamports < tx.fee {
|
|
error_counters.insufficient_funds += 1;
|
|
Err(BankError::InsufficientFundsForFee)
|
|
} else {
|
|
called_accounts[0].lamports -= tx.fee;
|
|
Ok(called_accounts)
|
|
}
|
|
}
|
|
}
|
|
|
|
fn load_executable_accounts(
|
|
&self,
|
|
fork: Fork,
|
|
mut program_id: Pubkey,
|
|
error_counters: &mut ErrorCounters,
|
|
) -> Result<Vec<(Pubkey, Account)>> {
|
|
let mut accounts = Vec::new();
|
|
let mut depth = 0;
|
|
loop {
|
|
if native_loader::check_id(&program_id) {
|
|
// at the root of the chain, ready to dispatch
|
|
break;
|
|
}
|
|
|
|
if depth >= 5 {
|
|
error_counters.call_chain_too_deep += 1;
|
|
return Err(BankError::CallChainTooDeep);
|
|
}
|
|
depth += 1;
|
|
|
|
let program = match self.load(fork, &program_id, true) {
|
|
Some(program) => program,
|
|
None => {
|
|
error_counters.account_not_found += 1;
|
|
return Err(BankError::AccountNotFound);
|
|
}
|
|
};
|
|
if !program.executable || program.owner == Pubkey::default() {
|
|
error_counters.account_not_found += 1;
|
|
return Err(BankError::AccountNotFound);
|
|
}
|
|
|
|
// add loader to chain
|
|
accounts.insert(0, (program_id, program.clone()));
|
|
|
|
program_id = program.owner;
|
|
}
|
|
Ok(accounts)
|
|
}
|
|
|
|
/// For each program_id in the transaction, load its loaders.
|
|
fn load_loaders(
|
|
&self,
|
|
fork: Fork,
|
|
tx: &Transaction,
|
|
error_counters: &mut ErrorCounters,
|
|
) -> Result<Vec<Vec<(Pubkey, Account)>>> {
|
|
tx.instructions
|
|
.iter()
|
|
.map(|ix| {
|
|
if tx.program_ids.len() <= ix.program_ids_index as usize {
|
|
error_counters.account_not_found += 1;
|
|
return Err(BankError::AccountNotFound);
|
|
}
|
|
let program_id = tx.program_ids[ix.program_ids_index as usize];
|
|
self.load_executable_accounts(fork, program_id, error_counters)
|
|
})
|
|
.collect()
|
|
}
|
|
|
|
fn load_accounts(
|
|
&self,
|
|
fork: Fork,
|
|
txs: &[Transaction],
|
|
lock_results: Vec<Result<()>>,
|
|
error_counters: &mut ErrorCounters,
|
|
) -> Vec<Result<(InstructionAccounts, InstructionLoaders)>> {
|
|
txs.iter()
|
|
.zip(lock_results.into_iter())
|
|
.map(|etx| match etx {
|
|
(tx, Ok(())) => {
|
|
let accounts = self.load_tx_accounts(fork, tx, error_counters)?;
|
|
let loaders = self.load_loaders(fork, tx, error_counters)?;
|
|
Ok((accounts, loaders))
|
|
}
|
|
(_, Err(e)) => Err(e),
|
|
})
|
|
.collect()
|
|
}
|
|
|
|
pub fn increment_transaction_count(&self, fork: Fork, tx_count: usize) {
|
|
let mut fork_infos = self.fork_infos.write().unwrap();
|
|
let fork_info = fork_infos.entry(fork).or_insert(ForkInfo::default());
|
|
fork_info.transaction_count += tx_count as u64;
|
|
}
|
|
|
|
pub fn transaction_count(&self, fork: Fork) -> u64 {
|
|
self.fork_infos
|
|
.read()
|
|
.unwrap()
|
|
.get(&fork)
|
|
.map_or(0, |fork_info| fork_info.transaction_count)
|
|
}
|
|
|
|
fn remove_parents(&self, fork: Fork) -> Vec<Fork> {
|
|
let mut info = self.fork_infos.write().unwrap();
|
|
let fork_info = info.get_mut(&fork).unwrap();
|
|
fork_info.parents.split_off(0)
|
|
}
|
|
|
|
fn is_squashed(&self, fork: Fork) -> bool {
|
|
self.fork_infos
|
|
.read()
|
|
.unwrap()
|
|
.get(&fork)
|
|
.unwrap()
|
|
.parents
|
|
.is_empty()
|
|
}
|
|
|
|
fn get_merged_account_map(
|
|
&self,
|
|
fork: Fork,
|
|
parents: &[Fork],
|
|
map: &AccountMap,
|
|
) -> Option<(Fork, AppendVecId, u64)> {
|
|
let forks = map.read().unwrap();
|
|
if let Some((id, offset)) = forks.get(&fork) {
|
|
return Some((fork, *id, *offset));
|
|
} else {
|
|
for parent_fork in parents.iter() {
|
|
if let Some((id, offset)) = forks.get(parent_fork) {
|
|
return Some((*parent_fork, *id, *offset));
|
|
}
|
|
}
|
|
}
|
|
None
|
|
}
|
|
|
|
/// make fork a root, i.e. forget its heritage
|
|
fn squash(&self, fork: Fork) {
|
|
let parents = self.remove_parents(fork);
|
|
|
|
// for every account in all the parents, load latest and update self if
|
|
// absent
|
|
let mut keys = vec![];
|
|
{
|
|
let account_maps = self.account_index.account_maps.read().unwrap();
|
|
account_maps.iter().for_each(|(pubkey, map)| {
|
|
if let Some((parent_fork, id, offset)) =
|
|
self.get_merged_account_map(fork, &parents, &map)
|
|
{
|
|
if parent_fork != fork {
|
|
self.insert_account_entry(fork, id, offset, &map);
|
|
} else {
|
|
let account = self.get_account(id, offset);
|
|
if account.lamports == 0 {
|
|
if self.remove_account_entries(&[fork], &map) {
|
|
keys.push(pubkey.clone());
|
|
}
|
|
self.update_vote_cache(&account, &account_maps, pubkey);
|
|
}
|
|
}
|
|
}
|
|
});
|
|
}
|
|
if !keys.is_empty() {
|
|
let mut account_maps = self.account_index.account_maps.write().unwrap();
|
|
for key in keys.iter() {
|
|
account_maps.remove(&key);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
impl Accounts {
|
|
fn make_new_dir() -> String {
|
|
static ACCOUNT_DIR: AtomicUsize = AtomicUsize::new(0);
|
|
let dir = ACCOUNT_DIR.fetch_add(1, Ordering::Relaxed);
|
|
let out_dir = env::var("OUT_DIR").unwrap_or_else(|_| "target".to_string());
|
|
let keypair = Keypair::new();
|
|
format!(
|
|
"{}/{}/{}/{}",
|
|
out_dir,
|
|
ACCOUNTSDB_DIR,
|
|
keypair.pubkey(),
|
|
dir.to_string()
|
|
)
|
|
}
|
|
|
|
fn make_default_paths() -> String {
|
|
let mut paths = "".to_string();
|
|
for index in 0..NUM_ACCOUNT_DIRS {
|
|
if index > 0 {
|
|
paths.push_str(",");
|
|
}
|
|
paths.push_str(&Self::make_new_dir());
|
|
}
|
|
paths
|
|
}
|
|
|
|
pub fn new(fork: Fork, in_paths: Option<String>) -> Self {
|
|
let (paths, own_paths) = if in_paths.is_none() {
|
|
(Self::make_default_paths(), true)
|
|
} else {
|
|
(in_paths.unwrap(), false)
|
|
};
|
|
let accounts_db = AccountsDB::new(fork, &paths);
|
|
Accounts {
|
|
accounts_db,
|
|
account_locks: Mutex::new(HashMap::new()),
|
|
paths,
|
|
own_paths,
|
|
}
|
|
}
|
|
|
|
pub fn new_from_parent(&self, fork: Fork, parent: Fork) {
|
|
self.accounts_db.add_fork(fork, Some(parent));
|
|
}
|
|
|
|
/// Slow because lock is held for 1 operation insted of many
|
|
pub fn load_slow(&self, fork: Fork, pubkey: &Pubkey) -> Option<Account> {
|
|
self.accounts_db
|
|
.load(fork, pubkey, true)
|
|
.filter(|acc| acc.lamports != 0)
|
|
}
|
|
|
|
/// Slow because lock is held for 1 operation insted of many
|
|
pub fn load_slow_no_parent(&self, fork: Fork, pubkey: &Pubkey) -> Option<Account> {
|
|
self.accounts_db
|
|
.load(fork, pubkey, false)
|
|
.filter(|acc| acc.lamports != 0)
|
|
}
|
|
|
|
/// Slow because lock is held for 1 operation insted of many
|
|
pub fn store_slow(&self, fork: Fork, pubkey: &Pubkey, account: &Account) {
|
|
self.accounts_db.store(fork, pubkey, account);
|
|
}
|
|
|
|
fn lock_account(
|
|
fork: Fork,
|
|
account_locks: &mut HashMap<Fork, HashSet<Pubkey>>,
|
|
keys: &[Pubkey],
|
|
error_counters: &mut ErrorCounters,
|
|
) -> Result<()> {
|
|
// Copy all the accounts
|
|
let locks = account_locks.entry(fork).or_insert(HashSet::new());
|
|
for k in keys {
|
|
if locks.contains(k) {
|
|
error_counters.account_in_use += 1;
|
|
return Err(BankError::AccountInUse);
|
|
}
|
|
}
|
|
for k in keys {
|
|
locks.insert(*k);
|
|
}
|
|
Ok(())
|
|
}
|
|
|
|
fn unlock_account(
|
|
fork: Fork,
|
|
tx: &Transaction,
|
|
result: &Result<()>,
|
|
account_locks: &mut HashMap<Fork, HashSet<Pubkey>>,
|
|
) {
|
|
match result {
|
|
Err(BankError::AccountInUse) => (),
|
|
_ => {
|
|
if let Some(locks) = account_locks.get_mut(&fork) {
|
|
for k in &tx.account_keys {
|
|
locks.remove(k);
|
|
}
|
|
if locks.is_empty() {
|
|
account_locks.remove(&fork);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
pub fn hash_internal_state(&self, fork: Fork) -> Option<Hash> {
|
|
self.accounts_db.hash_internal_state(fork)
|
|
}
|
|
|
|
/// This function will prevent multiple threads from modifying the same account state at the
|
|
/// same time
|
|
#[must_use]
|
|
pub fn lock_accounts(&self, fork: Fork, txs: &[Transaction]) -> Vec<Result<()>> {
|
|
let mut account_locks = self.account_locks.lock().unwrap();
|
|
let mut error_counters = ErrorCounters::default();
|
|
let rv = txs
|
|
.iter()
|
|
.map(|tx| {
|
|
Self::lock_account(
|
|
fork,
|
|
&mut account_locks,
|
|
&tx.account_keys,
|
|
&mut error_counters,
|
|
)
|
|
})
|
|
.collect();
|
|
if error_counters.account_in_use != 0 {
|
|
inc_new_counter_info!(
|
|
"bank-process_transactions-account_in_use",
|
|
error_counters.account_in_use
|
|
);
|
|
}
|
|
rv
|
|
}
|
|
|
|
/// Once accounts are unlocked, new transactions that modify that state can enter the pipeline
|
|
pub fn unlock_accounts(&self, fork: Fork, txs: &[Transaction], results: &[Result<()>]) {
|
|
let mut account_locks = self.account_locks.lock().unwrap();
|
|
debug!("bank unlock accounts");
|
|
txs.iter()
|
|
.zip(results.iter())
|
|
.for_each(|(tx, result)| Self::unlock_account(fork, tx, result, &mut account_locks));
|
|
}
|
|
|
|
pub fn has_accounts(&self, fork: Fork) -> bool {
|
|
self.accounts_db.has_accounts(fork)
|
|
}
|
|
|
|
pub fn load_accounts(
|
|
&self,
|
|
fork: Fork,
|
|
txs: &[Transaction],
|
|
results: Vec<Result<()>>,
|
|
error_counters: &mut ErrorCounters,
|
|
) -> Vec<Result<(InstructionAccounts, InstructionLoaders)>> {
|
|
self.accounts_db
|
|
.load_accounts(fork, txs, results, error_counters)
|
|
}
|
|
|
|
/// Store the accounts into the DB
|
|
pub fn store_accounts(
|
|
&self,
|
|
fork: Fork,
|
|
txs: &[Transaction],
|
|
res: &[Result<()>],
|
|
loaded: &[Result<(InstructionAccounts, InstructionLoaders)>],
|
|
) {
|
|
self.accounts_db.store_accounts(fork, txs, res, loaded)
|
|
}
|
|
|
|
pub fn increment_transaction_count(&self, fork: Fork, tx_count: usize) {
|
|
self.accounts_db.increment_transaction_count(fork, tx_count)
|
|
}
|
|
|
|
pub fn transaction_count(&self, fork: Fork) -> u64 {
|
|
self.accounts_db.transaction_count(fork)
|
|
}
|
|
|
|
/// accounts starts with an empty data structure for every child/fork
|
|
/// this function squashes all the parents into this instance
|
|
pub fn squash(&self, fork: Fork) {
|
|
assert!(!self.account_locks.lock().unwrap().contains_key(&fork));
|
|
self.accounts_db.squash(fork);
|
|
}
|
|
|
|
pub fn get_vote_accounts(&self, fork: Fork) -> impl Iterator<Item = (Pubkey, Account)> {
|
|
self.accounts_db
|
|
.get_vote_accounts(fork)
|
|
.into_iter()
|
|
.filter(|(_, acc)| acc.lamports != 0)
|
|
}
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod tests {
|
|
// TODO: all the bank tests are bank specific, issue: 2194
|
|
|
|
use super::*;
|
|
use rand::{thread_rng, Rng};
|
|
use solana_sdk::account::Account;
|
|
use solana_sdk::hash::Hash;
|
|
use solana_sdk::signature::Keypair;
|
|
use solana_sdk::signature::KeypairUtil;
|
|
use solana_sdk::transaction::Instruction;
|
|
use solana_sdk::transaction::Transaction;
|
|
|
|
fn cleanup_paths(paths: &str) {
|
|
let paths = get_paths_vec(&paths);
|
|
paths.iter().for_each(|p| {
|
|
let _ignored = remove_dir_all(p);
|
|
});
|
|
}
|
|
|
|
fn load_accounts(
|
|
tx: Transaction,
|
|
ka: &Vec<(Pubkey, Account)>,
|
|
error_counters: &mut ErrorCounters,
|
|
) -> Vec<Result<(InstructionAccounts, InstructionLoaders)>> {
|
|
let accounts = Accounts::new(0, None);
|
|
for ka in ka.iter() {
|
|
accounts.store_slow(0, &ka.0, &ka.1);
|
|
}
|
|
|
|
let res = accounts.load_accounts(0, &[tx], vec![Ok(())], error_counters);
|
|
res
|
|
}
|
|
|
|
#[test]
|
|
fn test_load_accounts_no_key() {
|
|
let accounts: Vec<(Pubkey, Account)> = Vec::new();
|
|
let mut error_counters = ErrorCounters::default();
|
|
|
|
let instructions = vec![Instruction::new(1, &(), vec![0])];
|
|
let tx = Transaction::new_with_instructions::<Keypair>(
|
|
&[],
|
|
&[],
|
|
Hash::default(),
|
|
0,
|
|
vec![native_loader::id()],
|
|
instructions,
|
|
);
|
|
|
|
let loaded_accounts = load_accounts(tx, &accounts, &mut error_counters);
|
|
|
|
assert_eq!(error_counters.account_not_found, 1);
|
|
assert_eq!(loaded_accounts.len(), 1);
|
|
assert_eq!(loaded_accounts[0], Err(BankError::AccountNotFound));
|
|
}
|
|
|
|
#[test]
|
|
fn test_load_accounts_no_account_0_exists() {
|
|
let accounts: Vec<(Pubkey, Account)> = Vec::new();
|
|
let mut error_counters = ErrorCounters::default();
|
|
|
|
let keypair = Keypair::new();
|
|
|
|
let instructions = vec![Instruction::new(1, &(), vec![0])];
|
|
let tx = Transaction::new_with_instructions(
|
|
&[&keypair],
|
|
&[],
|
|
Hash::default(),
|
|
0,
|
|
vec![native_loader::id()],
|
|
instructions,
|
|
);
|
|
|
|
let loaded_accounts = load_accounts(tx, &accounts, &mut error_counters);
|
|
|
|
assert_eq!(error_counters.account_not_found, 1);
|
|
assert_eq!(loaded_accounts.len(), 1);
|
|
assert_eq!(loaded_accounts[0], Err(BankError::AccountNotFound));
|
|
}
|
|
|
|
#[test]
|
|
fn test_load_accounts_unknown_program_id() {
|
|
let mut accounts: Vec<(Pubkey, Account)> = Vec::new();
|
|
let mut error_counters = ErrorCounters::default();
|
|
|
|
let keypair = Keypair::new();
|
|
let key0 = keypair.pubkey();
|
|
let key1 = Pubkey::new(&[5u8; 32]);
|
|
|
|
let account = Account::new(1, 1, Pubkey::default());
|
|
accounts.push((key0, account));
|
|
|
|
let account = Account::new(2, 1, Pubkey::default());
|
|
accounts.push((key1, account));
|
|
|
|
let instructions = vec![Instruction::new(1, &(), vec![0])];
|
|
let tx = Transaction::new_with_instructions(
|
|
&[&keypair],
|
|
&[],
|
|
Hash::default(),
|
|
0,
|
|
vec![Pubkey::default()],
|
|
instructions,
|
|
);
|
|
|
|
let loaded_accounts = load_accounts(tx, &accounts, &mut error_counters);
|
|
|
|
assert_eq!(error_counters.account_not_found, 1);
|
|
assert_eq!(loaded_accounts.len(), 1);
|
|
assert_eq!(loaded_accounts[0], Err(BankError::AccountNotFound));
|
|
}
|
|
|
|
#[test]
|
|
fn test_load_accounts_insufficient_funds() {
|
|
let mut accounts: Vec<(Pubkey, Account)> = Vec::new();
|
|
let mut error_counters = ErrorCounters::default();
|
|
|
|
let keypair = Keypair::new();
|
|
let key0 = keypair.pubkey();
|
|
|
|
let account = Account::new(1, 1, Pubkey::default());
|
|
accounts.push((key0, account));
|
|
|
|
let instructions = vec![Instruction::new(1, &(), vec![0])];
|
|
let tx = Transaction::new_with_instructions(
|
|
&[&keypair],
|
|
&[],
|
|
Hash::default(),
|
|
10,
|
|
vec![native_loader::id()],
|
|
instructions,
|
|
);
|
|
|
|
let loaded_accounts = load_accounts(tx, &accounts, &mut error_counters);
|
|
|
|
assert_eq!(error_counters.insufficient_funds, 1);
|
|
assert_eq!(loaded_accounts.len(), 1);
|
|
assert_eq!(loaded_accounts[0], Err(BankError::InsufficientFundsForFee));
|
|
}
|
|
|
|
#[test]
|
|
fn test_load_accounts_no_loaders() {
|
|
let mut accounts: Vec<(Pubkey, Account)> = Vec::new();
|
|
let mut error_counters = ErrorCounters::default();
|
|
|
|
let keypair = Keypair::new();
|
|
let key0 = keypair.pubkey();
|
|
let key1 = Pubkey::new(&[5u8; 32]);
|
|
|
|
let account = Account::new(1, 1, Pubkey::default());
|
|
accounts.push((key0, account));
|
|
|
|
let account = Account::new(2, 1, Pubkey::default());
|
|
accounts.push((key1, account));
|
|
|
|
let instructions = vec![Instruction::new(0, &(), vec![0, 1])];
|
|
let tx = Transaction::new_with_instructions(
|
|
&[&keypair],
|
|
&[key1],
|
|
Hash::default(),
|
|
0,
|
|
vec![native_loader::id()],
|
|
instructions,
|
|
);
|
|
|
|
let loaded_accounts = load_accounts(tx, &accounts, &mut error_counters);
|
|
|
|
assert_eq!(error_counters.account_not_found, 0);
|
|
assert_eq!(loaded_accounts.len(), 1);
|
|
match &loaded_accounts[0] {
|
|
Ok((a, l)) => {
|
|
assert_eq!(a.len(), 2);
|
|
assert_eq!(a[0], accounts[0].1);
|
|
assert_eq!(l.len(), 1);
|
|
assert_eq!(l[0].len(), 0);
|
|
}
|
|
Err(e) => Err(e).unwrap(),
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn test_load_accounts_max_call_depth() {
|
|
let mut accounts: Vec<(Pubkey, Account)> = Vec::new();
|
|
let mut error_counters = ErrorCounters::default();
|
|
|
|
let keypair = Keypair::new();
|
|
let key0 = keypair.pubkey();
|
|
let key1 = Pubkey::new(&[5u8; 32]);
|
|
let key2 = Pubkey::new(&[6u8; 32]);
|
|
let key3 = Pubkey::new(&[7u8; 32]);
|
|
let key4 = Pubkey::new(&[8u8; 32]);
|
|
let key5 = Pubkey::new(&[9u8; 32]);
|
|
let key6 = Pubkey::new(&[10u8; 32]);
|
|
|
|
let account = Account::new(1, 1, Pubkey::default());
|
|
accounts.push((key0, account));
|
|
|
|
let mut account = Account::new(40, 1, Pubkey::default());
|
|
account.executable = true;
|
|
account.owner = native_loader::id();
|
|
accounts.push((key1, account));
|
|
|
|
let mut account = Account::new(41, 1, Pubkey::default());
|
|
account.executable = true;
|
|
account.owner = key1;
|
|
accounts.push((key2, account));
|
|
|
|
let mut account = Account::new(42, 1, Pubkey::default());
|
|
account.executable = true;
|
|
account.owner = key2;
|
|
accounts.push((key3, account));
|
|
|
|
let mut account = Account::new(43, 1, Pubkey::default());
|
|
account.executable = true;
|
|
account.owner = key3;
|
|
accounts.push((key4, account));
|
|
|
|
let mut account = Account::new(44, 1, Pubkey::default());
|
|
account.executable = true;
|
|
account.owner = key4;
|
|
accounts.push((key5, account));
|
|
|
|
let mut account = Account::new(45, 1, Pubkey::default());
|
|
account.executable = true;
|
|
account.owner = key5;
|
|
accounts.push((key6, account));
|
|
|
|
let instructions = vec![Instruction::new(0, &(), vec![0])];
|
|
let tx = Transaction::new_with_instructions(
|
|
&[&keypair],
|
|
&[],
|
|
Hash::default(),
|
|
0,
|
|
vec![key6],
|
|
instructions,
|
|
);
|
|
|
|
let loaded_accounts = load_accounts(tx, &accounts, &mut error_counters);
|
|
|
|
assert_eq!(error_counters.call_chain_too_deep, 1);
|
|
assert_eq!(loaded_accounts.len(), 1);
|
|
assert_eq!(loaded_accounts[0], Err(BankError::CallChainTooDeep));
|
|
}
|
|
|
|
#[test]
|
|
fn test_load_accounts_bad_program_id() {
|
|
let mut accounts: Vec<(Pubkey, Account)> = Vec::new();
|
|
let mut error_counters = ErrorCounters::default();
|
|
|
|
let keypair = Keypair::new();
|
|
let key0 = keypair.pubkey();
|
|
let key1 = Pubkey::new(&[5u8; 32]);
|
|
|
|
let account = Account::new(1, 1, Pubkey::default());
|
|
accounts.push((key0, account));
|
|
|
|
let mut account = Account::new(40, 1, Pubkey::default());
|
|
account.executable = true;
|
|
account.owner = Pubkey::default();
|
|
accounts.push((key1, account));
|
|
|
|
let instructions = vec![Instruction::new(0, &(), vec![0])];
|
|
let tx = Transaction::new_with_instructions(
|
|
&[&keypair],
|
|
&[],
|
|
Hash::default(),
|
|
0,
|
|
vec![key1],
|
|
instructions,
|
|
);
|
|
|
|
let loaded_accounts = load_accounts(tx, &accounts, &mut error_counters);
|
|
|
|
assert_eq!(error_counters.account_not_found, 1);
|
|
assert_eq!(loaded_accounts.len(), 1);
|
|
assert_eq!(loaded_accounts[0], Err(BankError::AccountNotFound));
|
|
}
|
|
|
|
#[test]
|
|
fn test_load_accounts_not_executable() {
|
|
let mut accounts: Vec<(Pubkey, Account)> = Vec::new();
|
|
let mut error_counters = ErrorCounters::default();
|
|
|
|
let keypair = Keypair::new();
|
|
let key0 = keypair.pubkey();
|
|
let key1 = Pubkey::new(&[5u8; 32]);
|
|
|
|
let account = Account::new(1, 1, Pubkey::default());
|
|
accounts.push((key0, account));
|
|
|
|
let mut account = Account::new(40, 1, Pubkey::default());
|
|
account.owner = native_loader::id();
|
|
accounts.push((key1, account));
|
|
|
|
let instructions = vec![Instruction::new(0, &(), vec![0])];
|
|
let tx = Transaction::new_with_instructions(
|
|
&[&keypair],
|
|
&[],
|
|
Hash::default(),
|
|
0,
|
|
vec![key1],
|
|
instructions,
|
|
);
|
|
|
|
let loaded_accounts = load_accounts(tx, &accounts, &mut error_counters);
|
|
|
|
assert_eq!(error_counters.account_not_found, 1);
|
|
assert_eq!(loaded_accounts.len(), 1);
|
|
assert_eq!(loaded_accounts[0], Err(BankError::AccountNotFound));
|
|
}
|
|
|
|
#[test]
|
|
fn test_load_accounts_multiple_loaders() {
|
|
let mut accounts: Vec<(Pubkey, Account)> = Vec::new();
|
|
let mut error_counters = ErrorCounters::default();
|
|
|
|
let keypair = Keypair::new();
|
|
let key0 = keypair.pubkey();
|
|
let key1 = Pubkey::new(&[5u8; 32]);
|
|
let key2 = Pubkey::new(&[6u8; 32]);
|
|
let key3 = Pubkey::new(&[7u8; 32]);
|
|
|
|
let account = Account::new(1, 1, Pubkey::default());
|
|
accounts.push((key0, account));
|
|
|
|
let mut account = Account::new(40, 1, Pubkey::default());
|
|
account.executable = true;
|
|
account.owner = native_loader::id();
|
|
accounts.push((key1, account));
|
|
|
|
let mut account = Account::new(41, 1, Pubkey::default());
|
|
account.executable = true;
|
|
account.owner = key1;
|
|
accounts.push((key2, account));
|
|
|
|
let mut account = Account::new(42, 1, Pubkey::default());
|
|
account.executable = true;
|
|
account.owner = key2;
|
|
accounts.push((key3, account));
|
|
|
|
let instructions = vec![
|
|
Instruction::new(0, &(), vec![0]),
|
|
Instruction::new(1, &(), vec![0]),
|
|
];
|
|
let tx = Transaction::new_with_instructions(
|
|
&[&keypair],
|
|
&[],
|
|
Hash::default(),
|
|
0,
|
|
vec![key1, key2],
|
|
instructions,
|
|
);
|
|
|
|
let loaded_accounts = load_accounts(tx, &accounts, &mut error_counters);
|
|
|
|
assert_eq!(error_counters.account_not_found, 0);
|
|
assert_eq!(loaded_accounts.len(), 1);
|
|
match &loaded_accounts[0] {
|
|
Ok((a, l)) => {
|
|
assert_eq!(a.len(), 1);
|
|
assert_eq!(a[0], accounts[0].1);
|
|
assert_eq!(l.len(), 2);
|
|
assert_eq!(l[0].len(), 1);
|
|
assert_eq!(l[1].len(), 2);
|
|
for instruction_loaders in l.iter() {
|
|
for (i, a) in instruction_loaders.iter().enumerate() {
|
|
// +1 to skip first not loader account
|
|
assert_eq![a.1, accounts[i + 1].1];
|
|
}
|
|
}
|
|
}
|
|
Err(e) => Err(e).unwrap(),
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn test_load_account_pay_to_self() {
|
|
let mut accounts: Vec<(Pubkey, Account)> = Vec::new();
|
|
let mut error_counters = ErrorCounters::default();
|
|
|
|
let keypair = Keypair::new();
|
|
let pubkey = keypair.pubkey();
|
|
|
|
let account = Account::new(10, 1, Pubkey::default());
|
|
accounts.push((pubkey, account));
|
|
|
|
let instructions = vec![Instruction::new(0, &(), vec![0, 1])];
|
|
// Simulate pay-to-self transaction, which loads the same account twice
|
|
let tx = Transaction::new_with_instructions(
|
|
&[&keypair],
|
|
&[pubkey],
|
|
Hash::default(),
|
|
0,
|
|
vec![native_loader::id()],
|
|
instructions,
|
|
);
|
|
let loaded_accounts = load_accounts(tx, &accounts, &mut error_counters);
|
|
|
|
assert_eq!(error_counters.account_loaded_twice, 1);
|
|
assert_eq!(loaded_accounts.len(), 1);
|
|
loaded_accounts[0].clone().unwrap_err();
|
|
assert_eq!(loaded_accounts[0], Err(BankError::AccountLoadedTwice));
|
|
}
|
|
|
|
#[macro_export]
|
|
macro_rules! tmp_accounts_name {
|
|
() => {
|
|
&format!("{}-{}", file!(), line!())
|
|
};
|
|
}
|
|
|
|
#[macro_export]
|
|
macro_rules! get_tmp_accounts_path {
|
|
() => {
|
|
get_tmp_accounts_path(tmp_accounts_name!())
|
|
};
|
|
}
|
|
|
|
struct TempPaths {
|
|
pub paths: String,
|
|
}
|
|
|
|
impl Drop for TempPaths {
|
|
fn drop(&mut self) {
|
|
cleanup_paths(&self.paths);
|
|
}
|
|
}
|
|
|
|
fn get_tmp_accounts_path(paths: &str) -> TempPaths {
|
|
let vpaths = get_paths_vec(paths);
|
|
let out_dir = env::var("OUT_DIR").unwrap_or_else(|_| "target".to_string());
|
|
let vpaths: Vec<_> = vpaths
|
|
.iter()
|
|
.map(|path| format!("{}/{}", out_dir, path))
|
|
.collect();
|
|
TempPaths {
|
|
paths: vpaths.join(","),
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn test_accountsdb_squash_one_fork() {
|
|
let paths = get_tmp_accounts_path!();
|
|
let db = AccountsDB::new(0, &paths.paths);
|
|
let key = Pubkey::default();
|
|
let account0 = Account::new(1, 0, key);
|
|
|
|
// store value 1 in the "root", i.e. db zero
|
|
db.store(0, &key, &account0);
|
|
|
|
db.add_fork(1, Some(0));
|
|
db.add_fork(2, Some(0));
|
|
|
|
// now we have:
|
|
//
|
|
// root0 -> key.lamports==1
|
|
// / \
|
|
// / \
|
|
// key.lamports==0 <- fork1 \
|
|
// fork2 -> key.lamports==1
|
|
// (via root0)
|
|
|
|
// store value 0 in one child
|
|
let account1 = Account::new(0, 0, key);
|
|
db.store(1, &key, &account1);
|
|
|
|
// masking accounts is done at the Accounts level, at accountsDB we see
|
|
// original account (but could also accept "None", which is implemented
|
|
// at the Accounts level)
|
|
assert_eq!(&db.load(1, &key, true).unwrap(), &account1);
|
|
|
|
// we should see 1 token in fork 2
|
|
assert_eq!(&db.load(2, &key, true).unwrap(), &account0);
|
|
|
|
// squash, which should whack key's account
|
|
db.squash(1);
|
|
|
|
// now we should have:
|
|
//
|
|
// root0 -> key.lamports==1
|
|
// \
|
|
// \
|
|
// key.lamports==ANF <- root1 \
|
|
// fork2 -> key.lamports==1 (from root0)
|
|
//
|
|
assert_eq!(db.load(1, &key, true), None); // purged
|
|
assert_eq!(&db.load(2, &key, true).unwrap(), &account0); // original value
|
|
}
|
|
|
|
#[test]
|
|
fn test_accountsdb_squash() {
|
|
let paths = get_tmp_accounts_path!();
|
|
let db = AccountsDB::new(0, &paths.paths);
|
|
|
|
let mut pubkeys: Vec<Pubkey> = vec![];
|
|
create_account(&db, &mut pubkeys, 100, 0);
|
|
for _ in 1..100 {
|
|
let idx = thread_rng().gen_range(0, 99);
|
|
let account = db.load(0, &pubkeys[idx], true).unwrap();
|
|
let mut default_account = Account::default();
|
|
default_account.lamports = (idx + 1) as u64;
|
|
assert_eq!(compare_account(&default_account, &account), true);
|
|
}
|
|
db.add_fork(1, Some(0));
|
|
|
|
// now we have:
|
|
//
|
|
// root0 -> key[X].lamports==X
|
|
// /
|
|
// /
|
|
// key[X].lamports==X <- fork1
|
|
// (via root0)
|
|
//
|
|
|
|
// merge, which should whack key's account
|
|
db.squash(1);
|
|
|
|
// now we should have:
|
|
// root0 -> purged ??
|
|
//
|
|
//
|
|
// key[X].lamports==X <- root1
|
|
//
|
|
|
|
// check that all the accounts appear in parent after a squash ???
|
|
for _ in 1..100 {
|
|
let idx = thread_rng().gen_range(0, 99);
|
|
let account0 = db.load(0, &pubkeys[idx], true).unwrap();
|
|
let account1 = db.load(1, &pubkeys[idx], true).unwrap();
|
|
let mut default_account = Account::default();
|
|
default_account.lamports = (idx + 1) as u64;
|
|
assert_eq!(&default_account, &account0);
|
|
assert_eq!(&default_account, &account1);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn test_accounts_unsquashed() {
|
|
let key = Pubkey::default();
|
|
|
|
// 1 token in the "root", i.e. db zero
|
|
let paths = get_tmp_accounts_path!();
|
|
let db0 = AccountsDB::new(0, &paths.paths);
|
|
let account0 = Account::new(1, 0, key);
|
|
db0.store(0, &key, &account0);
|
|
|
|
db0.add_fork(1, Some(0));
|
|
// 0 lamports in the child
|
|
let account1 = Account::new(0, 0, key);
|
|
db0.store(1, &key, &account1);
|
|
|
|
// masking accounts is done at the Accounts level, at accountsDB we see
|
|
// original account
|
|
assert_eq!(db0.load(1, &key, true), Some(account1));
|
|
|
|
let mut accounts1 = Accounts::new(3, None);
|
|
accounts1.accounts_db = db0;
|
|
assert_eq!(accounts1.load_slow(1, &key), None);
|
|
assert_eq!(accounts1.load_slow(0, &key), Some(account0));
|
|
}
|
|
|
|
fn create_account(
|
|
accounts: &AccountsDB,
|
|
pubkeys: &mut Vec<Pubkey>,
|
|
num: usize,
|
|
num_vote: usize,
|
|
) {
|
|
for t in 0..num {
|
|
let pubkey = Keypair::new().pubkey();
|
|
let mut default_account = Account::default();
|
|
pubkeys.push(pubkey.clone());
|
|
default_account.lamports = (t + 1) as u64;
|
|
assert!(accounts.load(0, &pubkey, true).is_none());
|
|
accounts.store(0, &pubkey, &default_account);
|
|
}
|
|
for t in 0..num_vote {
|
|
let pubkey = Keypair::new().pubkey();
|
|
let mut default_account = Account::default();
|
|
pubkeys.push(pubkey.clone());
|
|
default_account.owner = solana_vote_api::id();
|
|
default_account.lamports = (num + t + 1) as u64;
|
|
assert!(accounts.load(0, &pubkey, true).is_none());
|
|
accounts.store(0, &pubkey, &default_account);
|
|
}
|
|
}
|
|
|
|
fn update_accounts(accounts: &AccountsDB, pubkeys: Vec<Pubkey>, range: usize) {
|
|
for _ in 1..1000 {
|
|
let idx = thread_rng().gen_range(0, range);
|
|
if let Some(mut account) = accounts.load(0, &pubkeys[idx], true) {
|
|
account.lamports = account.lamports + 1;
|
|
accounts.store(0, &pubkeys[idx], &account);
|
|
if account.lamports == 0 {
|
|
assert!(accounts.load(0, &pubkeys[idx], true).is_none());
|
|
} else {
|
|
let mut default_account = Account::default();
|
|
default_account.lamports = account.lamports;
|
|
assert_eq!(compare_account(&default_account, &account), true);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
fn compare_account(account1: &Account, account2: &Account) -> bool {
|
|
if account1.userdata != account2.userdata
|
|
|| account1.owner != account2.owner
|
|
|| account1.executable != account2.executable
|
|
|| account1.lamports != account2.lamports
|
|
{
|
|
return false;
|
|
}
|
|
true
|
|
}
|
|
|
|
#[test]
|
|
fn test_account_one() {
|
|
let paths = get_tmp_accounts_path!();
|
|
let accounts = AccountsDB::new(0, &paths.paths);
|
|
let mut pubkeys: Vec<Pubkey> = vec![];
|
|
create_account(&accounts, &mut pubkeys, 1, 0);
|
|
let account = accounts.load(0, &pubkeys[0], true).unwrap();
|
|
let mut default_account = Account::default();
|
|
default_account.lamports = 1;
|
|
assert_eq!(compare_account(&default_account, &account), true);
|
|
}
|
|
|
|
#[test]
|
|
fn test_account_many() {
|
|
let paths = get_tmp_accounts_path("many0,many1");
|
|
let accounts = AccountsDB::new(0, &paths.paths);
|
|
let mut pubkeys: Vec<Pubkey> = vec![];
|
|
create_account(&accounts, &mut pubkeys, 100, 0);
|
|
for _ in 1..100 {
|
|
let idx = thread_rng().gen_range(0, 99);
|
|
let account = accounts.load(0, &pubkeys[idx], true).unwrap();
|
|
let mut default_account = Account::default();
|
|
default_account.lamports = (idx + 1) as u64;
|
|
assert_eq!(compare_account(&default_account, &account), true);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn test_account_update() {
|
|
let paths = get_tmp_accounts_path!();
|
|
let accounts = AccountsDB::new(0, &paths.paths);
|
|
let mut pubkeys: Vec<Pubkey> = vec![];
|
|
create_account(&accounts, &mut pubkeys, 100, 0);
|
|
update_accounts(&accounts, pubkeys, 99);
|
|
{
|
|
let stores = accounts.storage.read().unwrap();
|
|
assert_eq!(stores.len(), 1);
|
|
assert_eq!(stores[0].count.load(Ordering::Relaxed), 100);
|
|
assert_eq!(
|
|
stores[0].get_status(),
|
|
AccountStorageStatus::StorageAvailable
|
|
);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn test_account_grow() {
|
|
let paths = get_tmp_accounts_path!();
|
|
let accounts = AccountsDB::new(0, &paths.paths);
|
|
let count = [0, 1];
|
|
let status = [
|
|
AccountStorageStatus::StorageAvailable,
|
|
AccountStorageStatus::StorageFull,
|
|
];
|
|
let pubkey1 = Keypair::new().pubkey();
|
|
let account1 = Account::new(1, ACCOUNT_DATA_FILE_SIZE as usize / 2, pubkey1);
|
|
accounts.store(0, &pubkey1, &account1);
|
|
{
|
|
let stores = accounts.storage.read().unwrap();
|
|
assert_eq!(stores.len(), 1);
|
|
assert_eq!(stores[0].count.load(Ordering::Relaxed), 1);
|
|
assert_eq!(stores[0].get_status(), status[0]);
|
|
}
|
|
|
|
let pubkey2 = Keypair::new().pubkey();
|
|
let account2 = Account::new(1, ACCOUNT_DATA_FILE_SIZE as usize / 2, pubkey2);
|
|
accounts.store(0, &pubkey2, &account2);
|
|
{
|
|
let stores = accounts.storage.read().unwrap();
|
|
assert_eq!(stores.len(), 2);
|
|
assert_eq!(stores[0].count.load(Ordering::Relaxed), 1);
|
|
assert_eq!(stores[0].get_status(), status[1]);
|
|
assert_eq!(stores[1].count.load(Ordering::Relaxed), 1);
|
|
assert_eq!(stores[1].get_status(), status[0]);
|
|
}
|
|
assert_eq!(accounts.load(0, &pubkey1, true).unwrap(), account1);
|
|
assert_eq!(accounts.load(0, &pubkey2, true).unwrap(), account2);
|
|
|
|
for i in 0..25 {
|
|
let index = i % 2;
|
|
accounts.store(0, &pubkey1, &account1);
|
|
{
|
|
let stores = accounts.storage.read().unwrap();
|
|
assert_eq!(stores.len(), 3);
|
|
assert_eq!(stores[0].count.load(Ordering::Relaxed), count[index]);
|
|
assert_eq!(stores[0].get_status(), status[0]);
|
|
assert_eq!(stores[1].count.load(Ordering::Relaxed), 1);
|
|
assert_eq!(stores[1].get_status(), status[1]);
|
|
assert_eq!(stores[2].count.load(Ordering::Relaxed), count[index ^ 1]);
|
|
assert_eq!(stores[2].get_status(), status[0]);
|
|
}
|
|
assert_eq!(accounts.load(0, &pubkey1, true).unwrap(), account1);
|
|
assert_eq!(accounts.load(0, &pubkey2, true).unwrap(), account2);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn test_accounts_vote_filter() {
|
|
let accounts = Accounts::new(0, None);
|
|
let mut vote_account = Account::new(1, 0, solana_vote_api::id());
|
|
let key = Keypair::new().pubkey();
|
|
accounts.store_slow(0, &key, &vote_account);
|
|
|
|
accounts.new_from_parent(1, 0);
|
|
|
|
let mut vote_accounts: Vec<_> = accounts.get_vote_accounts(1).collect();
|
|
assert_eq!(vote_accounts.len(), 1);
|
|
|
|
vote_account.lamports = 0;
|
|
accounts.store_slow(1, &key, &vote_account);
|
|
|
|
vote_accounts = accounts.get_vote_accounts(1).collect();
|
|
assert_eq!(vote_accounts.len(), 0);
|
|
|
|
let mut vote_account1 = Account::new(2, 0, solana_vote_api::id());
|
|
let key1 = Keypair::new().pubkey();
|
|
accounts.store_slow(1, &key1, &vote_account1);
|
|
|
|
accounts.squash(1);
|
|
vote_accounts = accounts.get_vote_accounts(0).collect();
|
|
assert_eq!(vote_accounts.len(), 1);
|
|
vote_accounts = accounts.get_vote_accounts(1).collect();
|
|
assert_eq!(vote_accounts.len(), 1);
|
|
|
|
vote_account1.lamports = 0;
|
|
accounts.store_slow(1, &key1, &vote_account1);
|
|
accounts.store_slow(0, &key, &vote_account);
|
|
|
|
vote_accounts = accounts.get_vote_accounts(1).collect();
|
|
assert_eq!(vote_accounts.len(), 0);
|
|
}
|
|
|
|
#[test]
|
|
fn test_account_vote() {
|
|
let paths = get_tmp_accounts_path!();
|
|
let accounts_db = AccountsDB::new(0, &paths.paths);
|
|
let mut pubkeys: Vec<Pubkey> = vec![];
|
|
create_account(&accounts_db, &mut pubkeys, 0, 1);
|
|
let accounts = accounts_db.get_vote_accounts(0);
|
|
assert_eq!(accounts.len(), 1);
|
|
accounts.iter().for_each(|(_, account)| {
|
|
assert_eq!(account.owner, solana_vote_api::id());
|
|
});
|
|
let lastkey = Keypair::new().pubkey();
|
|
let mut lastaccount = Account::new(1, 0, solana_vote_api::id());
|
|
accounts_db.store(0, &lastkey, &lastaccount);
|
|
assert_eq!(accounts_db.get_vote_accounts(0).len(), 2);
|
|
|
|
accounts_db.add_fork(1, Some(0));
|
|
|
|
assert_eq!(
|
|
accounts_db.get_vote_accounts(1),
|
|
accounts_db.get_vote_accounts(0)
|
|
);
|
|
|
|
info!("storing lamports=0 to fork 1");
|
|
// should store a lamports=0 account in 1
|
|
lastaccount.lamports = 0;
|
|
accounts_db.store(1, &lastkey, &lastaccount);
|
|
// len == 2 because lamports=0 accounts are filtered at the Accounts interface.
|
|
assert_eq!(accounts_db.get_vote_accounts(1).len(), 2);
|
|
|
|
accounts_db.squash(1);
|
|
|
|
// should still be in 0
|
|
assert_eq!(accounts_db.get_vote_accounts(0).len(), 2);
|
|
|
|
// delete it from 0
|
|
accounts_db.store(0, &lastkey, &lastaccount);
|
|
assert_eq!(accounts_db.get_vote_accounts(0).len(), 1);
|
|
assert_eq!(accounts_db.get_vote_accounts(1).len(), 1);
|
|
|
|
// Add fork 2 and squash
|
|
accounts_db.add_fork(2, Some(1));
|
|
accounts_db.store(2, &lastkey, &lastaccount);
|
|
|
|
accounts_db.squash(1);
|
|
accounts_db.squash(2);
|
|
|
|
assert_eq!(
|
|
accounts_db
|
|
.account_index
|
|
.vote_accounts
|
|
.read()
|
|
.unwrap()
|
|
.len(),
|
|
1
|
|
);
|
|
assert_eq!(accounts_db.get_vote_accounts(1).len(), 1);
|
|
assert_eq!(accounts_db.get_vote_accounts(2).len(), 1);
|
|
}
|
|
|
|
#[test]
|
|
fn test_accounts_empty_hash_internal_state() {
|
|
let paths = get_tmp_accounts_path!();
|
|
let accounts = AccountsDB::new(0, &paths.paths);
|
|
assert_eq!(accounts.hash_internal_state(0), None);
|
|
}
|
|
|
|
#[test]
|
|
#[should_panic]
|
|
fn test_accountsdb_duplicate_fork_should_panic() {
|
|
let paths = get_tmp_accounts_path!();
|
|
let accounts = AccountsDB::new(0, &paths.paths);
|
|
cleanup_paths(&paths.paths);
|
|
accounts.add_fork(0, None);
|
|
}
|
|
|
|
#[test]
|
|
fn test_accountsdb_account_not_found() {
|
|
let paths = get_tmp_accounts_path!();
|
|
let accounts = AccountsDB::new(0, &paths.paths);
|
|
let mut error_counters = ErrorCounters::default();
|
|
assert_eq!(
|
|
accounts.load_executable_accounts(0, Keypair::new().pubkey(), &mut error_counters),
|
|
Err(BankError::AccountNotFound)
|
|
);
|
|
assert_eq!(error_counters.account_not_found, 1);
|
|
}
|
|
|
|
#[test]
|
|
fn test_accountsdb_inherit_tx_count() {
|
|
let paths = get_tmp_accounts_path!();
|
|
let accounts = AccountsDB::new(0, &paths.paths);
|
|
assert_eq!(accounts.transaction_count(0), 0);
|
|
accounts.increment_transaction_count(0, 1);
|
|
assert_eq!(accounts.transaction_count(0), 1);
|
|
// fork and check that tx count is inherited
|
|
accounts.add_fork(1, Some(0));
|
|
assert_eq!(accounts.transaction_count(1), 1);
|
|
// Parent fork shouldn't change
|
|
accounts.increment_transaction_count(1, 1);
|
|
assert_eq!(accounts.transaction_count(1), 2);
|
|
assert_eq!(accounts.transaction_count(0), 1);
|
|
// Squash shouldn't effect tx count
|
|
accounts.squash(1);
|
|
assert_eq!(accounts.transaction_count(1), 2);
|
|
}
|
|
}
|