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Make RocksDB optional in client-db (#2686)

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This commit is contained in:
Pierre Krieger
2019-05-28 15:12:55 +02:00
committed by André Silva
parent 902c9d03f2
commit 3a0c52f2b1
5 changed files with 32 additions and 10 deletions
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substrate/core/client/db/src/light.rs
+13 -3
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@@ -38,8 +38,7 @@ use runtime_primitives::traits::{
};
use consensus_common::well_known_cache_keys;
use crate::cache::{DbCacheSync, DbCache, ComplexBlockId, EntryType as CacheEntryType};
use crate::utils::{self, meta_keys, Meta, db_err, open_database,
read_db, block_id_to_lookup_key, read_meta};
use crate::utils::{self, meta_keys, Meta, db_err, read_db, block_id_to_lookup_key, read_meta};
use crate::DatabaseSettings;
use log::{trace, warn, debug};
@@ -72,8 +71,19 @@ impl<Block> LightStorage<Block>
{
/// Create new storage with given settings.
pub fn new(config: DatabaseSettings) -> ClientResult<Self> {
let db = open_database(&config, columns::META, "light")?;
Self::new_inner(config)
}
#[cfg(feature = "kvdb-rocksdb")]
fn new_inner(config: DatabaseSettings) -> ClientResult<Self> {
let db = crate::utils::open_database(&config, columns::META, "light")?;
Self::from_kvdb(db as Arc<_>)
}
#[cfg(not(feature = "kvdb-rocksdb"))]
fn new_inner(_config: DatabaseSettings) -> ClientResult<Self> {
log::warn!("Running without the RocksDB feature. The database will NOT be saved.");
let db = Arc::new(kvdb_memorydb::create(crate::utils::NUM_COLUMNS));
Self::from_kvdb(db as Arc<_>)
}