73 lines
1.6 KiB
JavaScript
73 lines
1.6 KiB
JavaScript
'use strict'
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const IPFS = require('ipfs')
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const IPFSRepo = require('ipfs-repo')
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const DatastoreLevel = require('datastore-level')
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const OrbitDB = require('../src/OrbitDB')
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// Metrics
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let totalQueries = 0
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let seconds = 0
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let queriesPerSecond = 0
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let lastTenSeconds = 0
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// Main loop
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const queryLoop = async (db) => {
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await db.add(totalQueries, { pin: false })
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totalQueries ++
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lastTenSeconds ++
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queriesPerSecond ++
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setImmediate(() => queryLoop(db))
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}
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// Start
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console.log("Starting IPFS daemon...")
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const repoConf = {
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storageBackends: {
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blocks: DatastoreLevel,
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},
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}
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const ipfs = new IPFS({
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repo: new IPFSRepo('./orbitdb/benchmarks/ipfs', repoConf),
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start: false,
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EXPERIMENTAL: {
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sharding: false,
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dht: false,
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},
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})
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ipfs.on('error', (err) => console.error(err))
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ipfs.on('ready', async () => {
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const run = async () => {
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try {
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const orbit = await OrbitDB.createInstance(ipfs,{ directory: './orbitdb/benchmarks' })
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const db = await orbit.eventlog('orbit-db.benchmark', {
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replicate: false,
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})
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// Metrics output
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setInterval(() => {
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seconds ++
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if(seconds % 10 === 0) {
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console.log(`--> Average of ${lastTenSeconds/10} q/s in the last 10 seconds`)
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if(lastTenSeconds === 0)
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throw new Error("Problems!")
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lastTenSeconds = 0
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}
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console.log(`${queriesPerSecond} queries per second, ${totalQueries} queries in ${seconds} seconds (Oplog: ${db._oplog.length})`)
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queriesPerSecond = 0
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}, 1000)
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// Start the main loop
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queryLoop(db)
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} catch (e) {
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console.log(e)
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process.exit(1)
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}
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}
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run()
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})
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