73 lines
No EOL
2.6 KiB
JavaScript
73 lines
No EOL
2.6 KiB
JavaScript
const { CronJob } = require('cron');
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const fs = require('node:fs/promises');
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const discordWebhooks = require('./discord.js');
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const log = require('../utils/log.js');
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const { CACHE_FILE } = require('../config.js').MAIN;
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const formatHourRange = hour => `${hour.toString().padStart(2, '0')}:00-${hour.toString().padStart(2, '0')}:59`;
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const pluralizeReport = count => (count === 1 ? 'report' : 'reports');
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const sendWebhook = async () => {
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try {
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await fs.access(CACHE_FILE);
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} catch {
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return log(2, `Cache file not found: ${CACHE_FILE}`);
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}
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let data;
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try {
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data = (await fs.readFile(CACHE_FILE, 'utf8')).trim();
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} catch (err) {
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return log(2, `Error reading file: ${err.message}`);
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}
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if (!data) {
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log(0, `Cache file is empty: ${CACHE_FILE}`);
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return discordWebhooks(4, `Cache file is empty: \`${CACHE_FILE}\``);
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}
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try {
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const yesterday = new Date();
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yesterday.setUTCDate(yesterday.getUTCDate() - 1);
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const yesterdayString = yesterday.toISOString().split('T')[0];
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const hourlySummary = {};
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const uniqueEntries = new Set();
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data.split('\n').forEach((line) => {
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const [ip, timestamp] = line.split(' ');
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if (!ip || isNaN(timestamp)) return;
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const entryKey = `${ip}_${timestamp}`;
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if (uniqueEntries.has(entryKey)) return;
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uniqueEntries.add(entryKey);
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const dateObj = new Date(parseInt(timestamp, 10) * 1000);
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if (dateObj.toISOString().split('T')[0] !== yesterdayString) return;
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const hour = dateObj.getUTCHours();
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hourlySummary[hour] = (hourlySummary[hour] || 0) + 1;
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});
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const totalReports = Object.values(hourlySummary).reduce((sum, count) => sum + count, 0);
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const sortedEntries = Object.entries(hourlySummary).sort((a, b) => b[1] - a[1]);
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const maxReports = sortedEntries.length > 0 ? sortedEntries[0][1] : 0;
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const topHours = sortedEntries
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.filter(([, count]) => count === maxReports && count > 1)
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.map(([hour]) => parseInt(hour));
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const summaryString = Object.entries(hourlySummary)
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.map(([hour, count]) => `${formatHourRange(parseInt(hour))}: ${count} ${pluralizeReport(count)}${topHours.includes(parseInt(hour)) ? ' 🔥' : ''}`)
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.join('\n');
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await discordWebhooks(7, `Midnight. Summary of IP address reports (${totalReports}) from yesterday (${yesterdayString}).\nGood night to you, sleep well! 😴\n\`\`\`${summaryString}\`\`\``);
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log(0, `Reported IPs yesterday by hour:\n${summaryString}\nTotal reported IPs: ${totalReports} ${pluralizeReport(totalReports)}`);
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} catch (err) {
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log(2, err);
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}
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};
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module.exports = async () => {
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// await sendWebhook();
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new CronJob('0 0 * * *', sendWebhook, null, true, 'UTC');
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}; |