zerobyte/app/server/modules/backups/backup.helpers.ts
Nico 332e5bffda
refactor: extract restic in core package (#651)
* refactor: extract restic in core package

* chore: add turbo task runner

* refactor: split server utils

* chore: simplify withDeps signature and fix non-null assertion
2026-03-11 21:56:07 +01:00

46 lines
1.7 KiB
TypeScript

import CronExpressionParser from "cron-parser";
import path from "node:path";
import type { BackupSchedule } from "~/server/db/schema";
import { toMessage } from "~/server/utils/errors";
import { logger } from "@zerobyte/core/node";
export const calculateNextRun = (cronExpression: string) => {
try {
const interval = CronExpressionParser.parse(cronExpression, {
currentDate: new Date(),
tz: Intl.DateTimeFormat().resolvedOptions().timeZone,
});
return interval.next().getTime();
} catch (error) {
logger.error(`Failed to parse cron expression "${cronExpression}": ${toMessage(error)}`);
const fallback = new Date();
fallback.setMinutes(fallback.getMinutes() + 1);
return fallback.getTime();
}
};
export const processPattern = (pattern: string, volumePath: string, relative = false) => {
const isNegated = pattern.startsWith("!");
const p = isNegated ? pattern.slice(1) : pattern;
if (!p.startsWith("/")) {
if (!relative) return pattern;
const processed = path.join(volumePath, p);
return isNegated ? `!${processed}` : processed;
}
const processed = path.join(volumePath, p.slice(1));
return isNegated ? `!${processed}` : processed;
};
export const createBackupOptions = (schedule: BackupSchedule, volumePath: string, signal: AbortSignal) => ({
tags: [schedule.shortId],
oneFileSystem: schedule.oneFileSystem,
signal,
exclude: schedule.excludePatterns ? schedule.excludePatterns.map((p) => processPattern(p, volumePath)) : undefined,
excludeIfPresent: schedule.excludeIfPresent ?? undefined,
include: schedule.includePatterns
? schedule.includePatterns.map((p) => processPattern(p, volumePath, true))
: undefined,
customResticParams: schedule.customResticParams ?? undefined,
});