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72 lines
2.2 KiB
72 lines
2.2 KiB
const { R } = require("redbean-node");
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const { log } = require("../../src/util");
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const Database = require("../database");
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const { Settings } = require("../settings");
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const DEFAULT_KEEP_PERIOD = 180;
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/**
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* Clears old data from the heartbeat table of the database.
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* @returns {Promise<void>} A promise that resolves when the data has been cleared.
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*/
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const clearOldData = async () => {
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/*
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* TODO:
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* Since we have aggregated table now, we don't need so much data in heartbeat table.
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* But we still need to keep the important rows, because they contain the message.
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*
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* In the heartbeat table:
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* - important rows: keep according to the setting (keepDataPeriodDays) (default 180 days)
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* - not important rows: keep 2 days
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*
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* stat_* tables:
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* - keep according to the setting (keepDataPeriodDays) (default 180 days)
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*/
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let period = await Settings.get("keepDataPeriodDays");
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// Set Default Period
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if (period == null) {
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await Settings.set("keepDataPeriodDays", DEFAULT_KEEP_PERIOD, "general");
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period = DEFAULT_KEEP_PERIOD;
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}
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// Try parse setting
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let parsedPeriod;
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try {
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parsedPeriod = parseInt(period);
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} catch (_) {
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log.warn("clearOldData", "Failed to parse setting, resetting to default..");
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await Settings.set("keepDataPeriodDays", DEFAULT_KEEP_PERIOD, "general");
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parsedPeriod = DEFAULT_KEEP_PERIOD;
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}
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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.`);
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} else {
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log.debug("clearOldData", `Clearing Data older than ${parsedPeriod} days...`);
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const sqlHourOffset = Database.sqlHourOffset();
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try {
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await R.exec(
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"DELETE FROM heartbeat WHERE time < " + sqlHourOffset,
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[ parsedPeriod * -24 ]
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);
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if (Database.dbConfig.type === "sqlite") {
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await R.exec("PRAGMA optimize;");
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}
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} catch (e) {
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log.error("clearOldData", `Failed to clear old data: ${e.message}`);
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}
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}
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};
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module.exports = {
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clearOldData,
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};
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