uptime-kuma/server/jobs/clear-old-data.js

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const { R } = require("redbean-node");
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const { log } = require("../../src/util");
const { setSetting, setting } = require("../util-server");
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const Database = require("../database");
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const DEFAULT_KEEP_PERIOD = 180;
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/**
* Clears old data from the heartbeat table of the database.
* @returns {Promise<void>} A promise that resolves when the data has been cleared.
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*/
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const clearOldData = async () => {
let period = await setting("keepDataPeriodDays");
// Set Default Period
if (period == null) {
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await setSetting("keepDataPeriodDays", DEFAULT_KEEP_PERIOD, "general");
period = DEFAULT_KEEP_PERIOD;
}
// Try parse setting
let parsedPeriod;
try {
parsedPeriod = parseInt(period);
} catch (_) {
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log.warn("clearOldData", "Failed to parse setting, resetting to default..");
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await setSetting("keepDataPeriodDays", DEFAULT_KEEP_PERIOD, "general");
parsedPeriod = DEFAULT_KEEP_PERIOD;
}
if (parsedPeriod < 1) {
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log.info("clearOldData", `Data deletion has been disabled as period is less than 1. Period is ${parsedPeriod} days.`);
} else {
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log.debug("clearOldData", `Clearing Data older than ${parsedPeriod} days...`);
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const sqlHourOffset = Database.sqlHourOffset();
try {
await R.exec(
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"DELETE FROM heartbeat WHERE time < " + sqlHourOffset,
[ parsedPeriod * -24 ]
);
if (Database.dbConfig.type === "sqlite") {
await R.exec("PRAGMA optimize;");
}
} catch (e) {
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log.error("clearOldData", `Failed to clear old data: ${e.message}`);
}
}
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};
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module.exports = {
clearOldData,
};