grassrootseconomics/openethereum
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DB directory versioning

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This commit is contained in:
arkpar 2016-02-05 15:08:18 +01:00
parent 47b1a3068e
commit 499637606d
2 changed files with 8 additions and 2 deletions
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9
ethcore/src/client.rs
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@ -17,7 +17,7 @@
//! Blockchain database client.
use util::*;
use rocksdb::{Options, DB};
use rocksdb::{Options, DB, DBCompactionStyle};
use blockchain::{BlockChain, BlockProvider, CacheSize};
use views::BlockView;
use error::*;
@ -163,16 +163,23 @@ pub struct Client {
}
const HISTORY: u64 = 1000;
const CLIENT_DB_VER_STR: &'static str = "1.0";
impl Client {
/// Create a new client with given spec and DB path.
pub fn new(spec: Spec, path: &Path, message_channel: IoChannel<NetSyncMessage> ) -> Result<Arc<Client>, Error> {
let mut dir = path.to_path_buf();
dir.push(H64::from(spec.genesis_header().hash()).hex());
//TODO: sec/fat: pruned/full versioning
dir.push(format!("v{}-sec-pruned", CLIENT_DB_VER_STR));
let path = dir.as_path();
let gb = spec.genesis_block();
let chain = Arc::new(RwLock::new(BlockChain::new(&gb, path)));
let mut opts = Options::new();
opts.set_max_open_files(256);
opts.create_if_missing(true);
opts.set_use_fsync(false);
opts.set_compaction_style(DBCompactionStyle::DBUniversalCompaction);
/*
opts.set_bytes_per_sync(8388608);
opts.set_disable_data_sync(false);

1
ethcore/src/service.rs
View File

@ -48,7 +48,6 @@ impl ClientService {
info!("Configured for {} using {} engine", spec.name, spec.engine_name);
let mut dir = env::home_dir().unwrap();
dir.push(".parity");
dir.push(H64::from(spec.genesis_header().hash()).hex());
let client = try!(Client::new(spec, &dir, net_service.io().channel()));
let client_io = Arc::new(ClientIoHandler {
client: client.clone()