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Canonical state cache (master) (#2311)

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* State cache

* Reduced copying data between caches

Whitespace and optional symbols

* Reduced copying data between caches

Whitespace and optional symbols

* Set a limit on storage cache

* Style and docs
This commit is contained in:
Arkadiy Paronyan
2016-09-27 18:02:11 +02:00
committed by GitHub
parent 9d4bee4922
commit ad63780b4d
20 changed files with 701 additions and 210 deletions
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18
ethcore/src/tests/helpers.rs
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@@ -19,6 +19,7 @@ use io::*;
use client::{BlockChainClient, Client, ClientConfig};
use common::*;
use spec::*;
use state_db::StateDB;
use block::{OpenBlock, Drain};
use blockchain::{BlockChain, Config as BlockChainConfig};
use state::*;
@@ -146,9 +147,9 @@ pub fn generate_dummy_client_with_spec_and_data<F>(get_test_spec: F, block_numbe
).unwrap();
let test_engine = &*test_spec.engine;
let mut db_result = get_temp_journal_db();
let mut db_result = get_temp_state_db();
let mut db = db_result.take();
test_spec.ensure_db_good(db.as_hashdb_mut()).unwrap();
test_spec.ensure_db_good(&mut db).unwrap();
let genesis_header = test_spec.genesis_header();
let mut rolling_timestamp = 40;
@@ -321,9 +322,9 @@ pub fn generate_dummy_empty_blockchain() -> GuardedTempResult<BlockChain> {
}
}
pub fn get_temp_journal_db() -> GuardedTempResult<Box<JournalDB>> {
pub fn get_temp_state_db() -> GuardedTempResult<StateDB> {
let temp = RandomTempPath::new();
let journal_db = get_temp_journal_db_in(temp.as_path());
let journal_db = get_temp_state_db_in(temp.as_path());
GuardedTempResult {
_temp: temp,
@@ -333,7 +334,7 @@ pub fn get_temp_journal_db() -> GuardedTempResult<Box<JournalDB>> {
pub fn get_temp_state() -> GuardedTempResult<State> {
let temp = RandomTempPath::new();
let journal_db = get_temp_journal_db_in(temp.as_path());
let journal_db = get_temp_state_db_in(temp.as_path());
GuardedTempResult {
_temp: temp,
@@ -341,13 +342,14 @@ pub fn get_temp_state() -> GuardedTempResult<State> {
}
}
pub fn get_temp_journal_db_in(path: &Path) -> Box<JournalDB> {
pub fn get_temp_state_db_in(path: &Path) -> StateDB {
let db = new_db(path.to_str().expect("Only valid utf8 paths for tests."));
journaldb::new(db.clone(), journaldb::Algorithm::EarlyMerge, None)
let journal_db = journaldb::new(db.clone(), journaldb::Algorithm::EarlyMerge, None);
StateDB::new(journal_db)
}
pub fn get_temp_state_in(path: &Path) -> State {
let journal_db = get_temp_journal_db_in(path);
let journal_db = get_temp_state_db_in(path);
State::new(journal_db, U256::from(0), Default::default())
}