91 lines
2.3 KiB
JavaScript
91 lines
2.3 KiB
JavaScript
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// ===========================================
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// REQUARKS WIKI - Background Agent
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// 1.0.0
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// Licensed under AGPLv3
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// ===========================================
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global.ROOTPATH = __dirname;
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// ----------------------------------------
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// Load modules
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// ----------------------------------------
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global.winston = require('winston');
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winston.info('[AGENT] Requarks Wiki BgAgent is initializing...');
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var appconfig = require('./models/config')('./config.yml');
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global.git = require('./models/git').init(appconfig, true);
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global.entries = require('./models/entries').init(appconfig);
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global.mark = require('./models/markdown');
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var _ = require('lodash');
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var moment = require('moment');
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var Promise = require('bluebird');
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var cron = require('cron').CronJob;
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// ----------------------------------------
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// Start Cron
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// ----------------------------------------
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var jobIsBusy = false;
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var job = new cron({
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cronTime: '0 */5 * * * *',
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onTick: () => {
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// Make sure we don't start two concurrent jobs
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if(jobIsBusy) {
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winston.warn('[AGENT] Previous job has not completed gracefully or is still running! Skipping for now. (This is not normal, you should investigate)');
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return;
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}
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jobIsBusy = true;
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// Prepare async job collector
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let jobs = [];
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// ----------------------------------------
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// Compile Jobs
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// ----------------------------------------
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//-> Resync with Git remote
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jobs.push(git.resync().then(() => {
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//-> Purge outdated cache
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return entries.purgeStaleCache();
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}));
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// ----------------------------------------
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// Run
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// ----------------------------------------
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Promise.all(jobs).then(() => {
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winston.info('[AGENT] All jobs completed successfully! Going to sleep for now... [' + moment().toISOString() + ']');
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}).catch((err) => {
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winston.error('[AGENT] One or more jobs have failed [' + moment().toISOString() + ']: ', err);
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}).finally(() => {
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jobIsBusy = false;
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});
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},
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start: true,
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timeZone: 'UTC'
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});
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// ----------------------------------------
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// Shutdown gracefully
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// ----------------------------------------
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process.on('disconnect', () => {
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winston.warn('[AGENT] Lost connection to main server. Exiting... [' + moment().toISOString() + ']');
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job.stop();
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process.exit();
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});
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process.on('exit', () => {
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job.stop();
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});
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