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Cleanup adsb history after 1 hour

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Zakary Timson
2026-06-25 21:51:16 -04:00
parent 80b9b1bfcc
commit 9b7b7f49a7
2 changed files with 15 additions and 690 deletions
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22
server/src/adsb.mjs
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@@ -6,13 +6,12 @@ import Database from 'better-sqlite3';
import { fromCsv } from '@ztimson/utils';
import {getIcon} from './adsb-shapes.mjs';
const DIR = dirname(fileURLToPath(import.meta.url));
const DATA = resolve(DIR, '../data');
const DB_PATH = resolve(DATA, 'aircraft.db');
const CSV_CACHE = resolve(DATA, 'aircraft_db.csv');
const SHAPES_PATH = resolve(DATA, 'shapes.json');
const history = new Map();
const MAX_HISTORY = 500;
const DIR = dirname(fileURLToPath(import.meta.url));
const DATA = resolve(DIR, '../data');
const DB_PATH = resolve(DATA, 'aircraft.db');
const CSV_CACHE = resolve(DATA, 'aircraft_db.csv');
const MAX_HISTORY = 500;
const HISTORY_TTL = 1000 * 60 * 60; // 1 hour
const CSV_URL = 'https://s3.opensky-network.org/data-samples/metadata/aircraft-database-complete-2024-06.csv';
const MIL_RANGES_URL = ':8080/db-3.14.1708/ranges.js';
@@ -22,9 +21,18 @@ const CARGO_OPERATORS = ['fedex', 'ups', 'dhl', 'cargo', 'freight', 'logisti
const PASSENGER_OPERATORS = ['airlines', 'airways', 'air ', 'jet', 'easyjet', 'ryanair', 'delta', 'united', 'american', 'southwest', 'lufthansa', 'emirates', 'british'];
const MILITARY_CLASSES = ['H1M', 'H2M', 'L1M', 'L2M', 'L4M', 'A0'];
const history = new Map();
const milRanges = [];
let db;
setInterval(() => {
const cutoff = Date.now() - HISTORY_TTL;
for (const [key, trail] of history) {
const last = trail.at(-1);
if (!last || last.ts < cutoff) history.delete(key);
}
}, 1000 * 60 * 5);
async function syncMilitaryRanges() {
const { ADSB_URL } = cfg();
try {