orbit-db/examples/benchmark.js

76 lines
2.1 KiB
JavaScript

'use strict';
const ipfsd = require('ipfsd-ctl');
const OrbitDB = require('../src/OrbitDB');
const Timer = require('./Timer');
// usage: benchmark.js <network hash> <username> <channel>;
// orbit-server
// const network = 'QmRB8x6aErtKTFHDNRiViixSKYwW1DbfcvJHaZy1hnRzLM'; // dev server
const network = 'QmYPobvobKsyoCKTw476yTui611XABf927KxUPCf4gRLRr'; // 'localhost:3333'
const username = process.argv[2] ? process.argv[2] : 'testrunner';
const password = '';
const channelName = process.argv[3] ? process.argv[3] : 'c1';
const startIpfs = () => {
return new Promise((resolve, reject) => {
// ipfsd.disposableApi((err, ipfs) => {
// if(err) console.error(err);
// resolve(ipfs);
// });
ipfsd.local((err, node) => {
if(err) reject(err);
node.startDaemon((err, ipfs) => {
if(err) reject(err);
resolve(ipfs);
});
});
});
};
let run = (() => {
// Metrics
let totalQueries = 0;
let seconds = 0;
let queriesPerSecond = 0;
let lastTenSeconds = 0;
const queryLoop = (db) => {
db.add(username + totalQueries).then(() => {
totalQueries ++;
lastTenSeconds ++;
queriesPerSecond ++;
process.nextTick(() => queryLoop(db));
});
};
// Connect
console.log(`Connecting...`)
startIpfs()
.then((ipfs) => OrbitDB.connect(network, username, password, ipfs))
.then((orbit) => orbit.eventlog(channelName))
.then(queryLoop)
.then(() => {
// Metrics output
setInterval(() => {
seconds ++;
if(seconds % 10 === 0) {
console.log(`--> Average of ${lastTenSeconds/10} q/s in the last 10 seconds`)
if(lastTenSeconds === 0)
throw new Error("Problems!");
lastTenSeconds = 0
}
console.log(`${queriesPerSecond} queries per second, ${totalQueries} queries in ${seconds} seconds`)
queriesPerSecond = 0;
}, 1000);
})
.catch((e) => {
console.error("error:", e);
console.error(e.stack);
process.exit(1);
})
})();
module.exports = run;