59 lines
1.9 KiB
TypeScript
59 lines
1.9 KiB
TypeScript
import { Job } from "bullmq";
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import { getAllVideosWithoutActiveSnapshotSchedule, scheduleSnapshot } from "db/snapshotSchedule.ts";
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import logger from "@core/log/logger.ts";
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import { lockManager } from "@core/mq/lockManager.ts";
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import { getLatestVideoSnapshot } from "db/snapshot.ts";
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import { MINUTE } from "@core/const/time.ts";
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import { sql } from "@core/db/dbNew";
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function getNextSaturdayMidnightTimestamp(): number {
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const now = new Date();
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const currentDay = now.getDay();
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let daysUntilNextSaturday = (6 - currentDay + 7) % 7;
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if (daysUntilNextSaturday === 0) {
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daysUntilNextSaturday = 7;
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}
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const nextSaturday = new Date(now);
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nextSaturday.setDate(nextSaturday.getDate() + daysUntilNextSaturday);
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nextSaturday.setHours(0, 0, 0, 0);
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return nextSaturday.getTime();
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}
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export const archiveSnapshotsWorker = async (_job: Job) => {
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try {
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const startedAt = Date.now();
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if (await lockManager.isLocked("dispatchArchiveSnapshots")) {
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logger.log("dispatchArchiveSnapshots is already running", "mq");
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return;
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}
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await lockManager.acquireLock("dispatchArchiveSnapshots", 30 * 60);
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const aids = await getAllVideosWithoutActiveSnapshotSchedule(sql);
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for (const rawAid of aids) {
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const aid = Number(rawAid);
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const latestSnapshot = await getLatestVideoSnapshot(sql, aid);
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const now = Date.now();
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const lastSnapshotedAt = latestSnapshot?.time ?? now;
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const nextSatMidnight = getNextSaturdayMidnightTimestamp();
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const interval = nextSatMidnight - now;
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logger.log(
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`Scheduled archive snapshot for aid ${aid} in ${interval} hours.`,
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"mq",
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"fn:archiveSnapshotsWorker"
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);
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const targetTime = lastSnapshotedAt + interval;
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await scheduleSnapshot(sql, aid, "archive", targetTime);
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if (now - startedAt > 30 * MINUTE) {
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return;
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}
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}
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} catch (e) {
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logger.error(e as Error, "mq", "fn:archiveSnapshotsWorker");
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} finally {
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await lockManager.releaseLock("dispatchArchiveSnapshots");
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}
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};
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