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nim-rocksdb
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add readonly option

This commit is contained in:
andri lim 2019-04-01 15:00:45 +07:00 committed by zah
parent 2e858e6b9a
commit 22ab21a5ef
1 changed files with 5 additions and 1 deletions
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6
rocksdb.nim
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@ -101,6 +101,7 @@ template bailOnErrors {.dirty.} =
proc init*(rocks: var RocksDBInstance,
dbPath, dbBackupPath: string,
readOnly = false,
cpus = countProcessors(),
createIfMissing = true): RocksDBResult[void] =
rocks.options = rocksdb_options_create()
@ -115,7 +116,10 @@ proc init*(rocks: var RocksDBInstance,
rocksdb_options_set_create_if_missing(rocks.options, uint8(createIfMissing))
var errors: cstring
rocks.db = rocksdb_open(rocks.options, dbPath, errors.addr)
if readOnly:
rocks.db = rocksdb_open_for_read_only(rocks.options, dbPath, 0'u8, errors.addr)
else:
rocks.db = rocksdb_open(rocks.options, dbPath, errors.addr)
bailOnErrors()
rocks.backupEngine = rocksdb_backup_engine_open(rocks.options,
dbBackupPath, errors.addr)