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https://github.com/status-im/nim-rocksdb.git
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6b7de5730b
* Update readme. * Add additional opts getters and setters for ReadOptionsRef and WriteOptionsRef. Updated BackupEngineOptionsRef to use newer c library type. * Add majority of option type getter and setters.
64 lines
2.1 KiB
Nim
64 lines
2.1 KiB
Nim
# Nim-RocksDB
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# Copyright 2024 Status Research & Development GmbH
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# Licensed under either of
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#
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# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
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# * GPL license, version 2.0, ([LICENSE-GPLv2](LICENSE-GPLv2) or https://www.gnu.org/licenses/old-licenses/gpl-2.0.en.html)
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#
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# at your option. This file may not be copied, modified, or distributed except according to those terms.
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{.push raises: [].}
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import ../lib/librocksdb
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type
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WriteOptionsPtr* = ptr rocksdb_writeoptions_t
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WriteOptionsRef* = ref object
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cPtr: WriteOptionsPtr
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autoClose*: bool # if true then close will be called when the database is closed
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proc createWriteOptions*(autoClose = false): WriteOptionsRef =
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WriteOptionsRef(cPtr: rocksdb_writeoptions_create(), autoClose: autoClose)
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proc isClosed*(writeOpts: WriteOptionsRef): bool {.inline.} =
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writeOpts.cPtr.isNil()
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proc cPtr*(writeOpts: WriteOptionsRef): WriteOptionsPtr =
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doAssert not writeOpts.isClosed()
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writeOpts.cPtr
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template opt(nname, ntyp, ctyp: untyped) =
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proc `nname=`*(writeOpts: WriteOptionsRef, value: ntyp) =
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doAssert not writeOpts.isClosed()
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`rocksdb_writeoptions_set nname`(writeOpts.cPtr, value.ctyp)
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proc `nname`*(writeOpts: WriteOptionsRef): ntyp =
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doAssert not writeOpts.isClosed()
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ntyp `rocksdb_writeoptions_get nname`(writeOpts.cPtr)
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opt sync, bool, uint8
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opt ignoreMissingColumnFamilies, bool, uint8
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opt noSlowdown, bool, uint8
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opt lowPri, bool, uint8
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opt memtableInsertHintPerBatch, bool, uint8
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proc `disableWAL=`*(writeOpts: WriteOptionsRef, value: bool) =
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doAssert not writeOpts.isClosed()
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rocksdb_writeoptions_disable_WAL(writeOpts.cPtr, value.cint)
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proc disableWAL*(writeOpts: WriteOptionsRef): bool =
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doAssert not writeOpts.isClosed()
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rocksdb_writeoptions_get_disable_WAL(writeOpts.cPtr).bool
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proc defaultWriteOptions*(autoClose = false): WriteOptionsRef {.inline.} =
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let writeOpts = createWriteOptions(autoClose)
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# TODO: set prefered defaults
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writeOpts
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proc close*(writeOpts: WriteOptionsRef) =
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if not writeOpts.isClosed():
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rocksdb_writeoptions_destroy(writeOpts.cPtr)
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writeOpts.cPtr = nil
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