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Cached default storage for Database

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This commit is contained in:
haad 2023-03-09 08:37:53 +02:00
parent 27b4885d8e
commit 0bc17bd9f5
1 changed files with 15 additions and 9 deletions
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24
src/database.js
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@ -2,19 +2,28 @@ import { EventEmitter } from 'events'
import PQueue from 'p-queue'
import Path from 'path'
import Sync from './sync.js'
import { IPFSBlockStorage, LevelStorage } from './storage/index.js'
import { ComposedStorage, LRUStorage, MemoryStorage, IPFSBlockStorage, LevelStorage } from './storage/index.js'
const defaultPointerCount = 16
const defaultPointerCount = 0
const defaultCacheSize = 1000
const Database = async ({ OpLog, ipfs, identity, address, name, accessController, directory, storage, headsStorage, pointerCount }) => {
const { Log, Entry } = OpLog
const entryStorage = storage || await IPFSBlockStorage({ ipfs, pin: true })
directory = Path.join(directory || './orbitdb', `./${address}/`)
pointerCount = pointerCount || defaultPointerCount
directory = Path.join(directory || './orbitdb', `./${address.path}/`)
headsStorage = headsStorage || await LevelStorage({ path: Path.join(directory, '/log/_heads/') })
const entryStorage = await ComposedStorage(
await LRUStorage({ size: defaultCacheSize }),
await IPFSBlockStorage({ ipfs, pin: true })
)
const log = await Log(identity, { logId: address.toString(), access: accessController, entryStorage, headsStorage })
headsStorage = await ComposedStorage(
await LRUStorage({ size: defaultCacheSize }),
await LevelStorage({ path: Path.join(directory, '/log/_heads/') })
)
const log = await Log(identity, { logId: address, access: accessController, entryStorage, headsStorage })
// const indexStorage = await LevelStorage({ path: Path.join(directory, '/log/_index/') })
// const log = await Log(identity, { logId: address.toString(), access: accessController, entryStorage, headsStorage, indexStorage })
@ -22,8 +31,6 @@ const Database = async ({ OpLog, ipfs, identity, address, name, accessController
const events = new EventEmitter()
const queue = new PQueue({ concurrency: 1 })
pointerCount = pointerCount || defaultPointerCount
const addOperation = async (op) => {
const task = async () => {
const entry = await log.append(op, { pointerCount })
@ -55,7 +62,6 @@ const Database = async ({ OpLog, ipfs, identity, address, name, accessController
events.emit('close')
}
// TODO: rename to clear()
const drop = async () => {
await queue.onIdle()
await log.clear()