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dev: implement custom backoff strategy for judge0

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KernelDeimos 2025-01-28 13:27:26 -05:00
parent 5718071c08
commit 4005e9667c
1 changed files with 16 additions and 0 deletions
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16
src/backend/src/modules/puterexec/Judge0Service.js
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@ -53,13 +53,29 @@ class Judge0Service extends BaseService {
const submission_done = new putility.libs.promise.TeePromise();
(async () => {
// Need to poll the submission until it's done
let i = 0;
let poll_running = false;
let poll = setInterval(async () => {
// Prevent overlapping polls
if ( poll_running ) return;
// Custom backoff strategy
let will_skip = false;
if ( i > 5 && i % 2 === 0 ) will_skip = true;
if ( i > 10 && i % 3 === 0 ) will_skip = true;
if ( i > 50 && i % 5 === 0 ) will_skip = true;
i++;
if ( will_skip ) return;
// Poll the submission
poll_running = true;
const submission = await this.client.get_submission(result.token);
if ( submission.status.id >= 3 ) {
clearInterval(poll);
// this.submissions_[result.id] = submission;
submission_done.resolve(submission);
}
poll_running = false;
});
// Wait for the submission to be done