Cavemanon/haproxy-protection
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Slightly change/improve max used cpu threads, and make tor use all that it has

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This commit is contained in:
Thomas Lynch
2022-10-01 15:43:14 +10:00
parent efe430cf3b
commit eb1dc3e378
1 changed files with 8 additions and 4 deletions
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12
haproxy/js/challenge.js
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@ -68,7 +68,11 @@ const powFinished = new Promise((resolve, reject) => {
const [userkey, challenge, signature] = combined.split("#"); const [userkey, challenge, signature] = combined.split("#");
const start = Date.now(); const start = Date.now();
if (window.Worker) { if (window.Worker) {
const threads = Math.min(8,Math.ceil(window.navigator.hardwareConcurrency/2)); const cpuThreads = window.navigator.hardwareConcurrency;
const isTor = location.hostname.endsWith('.onion');
/* Try to use all threads on tor, because tor limits threads for anti fingerprinting but this
makes it awfully slow because workerThreads will always be = 1 */
const workerThreads = isTor ? cpuThreads : Math.max(Math.ceil(cpuThreads/2),cpuThreads-1);
let finished = false; let finished = false;
const messageHandler = (e) => { const messageHandler = (e) => {
if (finished) { return; } if (finished) { return; }
@ -82,14 +86,14 @@ const powFinished = new Promise((resolve, reject) => {
}, dummyTime); }, dummyTime);
} }
const workers = []; const workers = [];
for (let i = 0; i < threads; i++) { for (let i = 0; i < workerThreads; i++) {
const argonWorker = new Worker('/js/worker.js'); const argonWorker = new Worker('/js/worker.js');
argonWorker.onmessage = messageHandler; argonWorker.onmessage = messageHandler;
workers.push(argonWorker); workers.push(argonWorker);
} }
for (let i = 0; i < threads; i++) { for (let i = 0; i < workerThreads; i++) {
await new Promise(res => setTimeout(res, 100)); await new Promise(res => setTimeout(res, 100));
workers[i].postMessage([userkey, challenge, diff, diffString, argonOpts, i, threads]); workers[i].postMessage([userkey, challenge, diff, diffString, argonOpts, i, workerThreads]);
} }
} else { } else {
console.warn('No webworker support, running in main/UI thread!'); console.warn('No webworker support, running in main/UI thread!');