mirror of
https://github.com/xuxiaobo-bobo/boda_jsEnv.git
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118 lines
2.9 KiB
JavaScript
118 lines
2.9 KiB
JavaScript
/**
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* Copyright 2013-2022 the PM2 project authors. All rights reserved.
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* Use of this source code is governed by a license that
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* can be found in the LICENSE file.
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*/
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var chokidar = require('chokidar');
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var util = require('util');
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var log = require('debug')('pm2:watch');
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module.exports = function ClusterMode(God) {
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/**
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* Watch folder for changes and restart
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* @method watch
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* @param {Object} pm2_env pm2 app environnement
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* @return MemberExpression
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*/
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God.watch = {};
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God.watch._watchers = {};
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God.watch.enable = function(pm2_env) {
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if (God.watch._watchers[pm2_env.pm_id]) {
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God.watch._watchers[pm2_env.pm_id].close();
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God.watch._watchers[pm2_env.pm_id] = null;
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delete God.watch._watchers[pm2_env.pm_id];
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}
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log('Initial watch ', pm2_env.watch)
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var watch = pm2_env.watch
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if(typeof watch == 'boolean' || util.isArray(watch) && watch.length === 0)
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watch = pm2_env.pm_cwd;
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log('Watching %s', watch);
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var watch_options = {
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ignored : pm2_env.ignore_watch || /[\/\\]\.|node_modules/,
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persistent : true,
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ignoreInitial : true,
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cwd: pm2_env.pm_cwd
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};
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if (pm2_env.watch_options) {
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watch_options = Object.assign(watch_options, pm2_env.watch_options);
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}
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log('Watch opts', watch_options);
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var watcher = chokidar.watch(watch, watch_options);
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console.log('[Watch] Start watching', pm2_env.name);
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watcher.on('all', function(event, path) {
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var self = this;
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if (self.restarting === true) {
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log('Already restarting, skipping');
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return false;
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}
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self.restarting = true;
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console.log('Change detected on path %s for app %s - restarting', path, pm2_env.name);
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setTimeout(function() {
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God.restartProcessName(pm2_env.name, function(err, list) {
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self.restarting = false;
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if (err) {
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log('Error while restarting', err);
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return false;
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}
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return log('Process restarted');
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});
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}, (pm2_env.watch_delay || 0));
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return false;
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});
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watcher.on('error', function(e) {
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console.error(e.stack || e);
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});
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God.watch._watchers[pm2_env.pm_id] = watcher;
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//return God.watch._watchers[pm2_env.name];
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},
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/**
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* Description
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* @method close
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* @param {} id
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* @return
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*/
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God.watch.disableAll = function() {
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var watchers = God.watch._watchers;
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console.log('[Watch] PM2 is being killed. Watch is disabled to avoid conflicts');
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for (var i in watchers) {
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watchers[i].close && watchers[i].close();
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watchers.splice(i, 1);
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}
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},
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God.watch.disable = function(pm2_env) {
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var watcher = God.watch._watchers[pm2_env.pm_id]
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if (watcher) {
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console.log('[Watch] Stop watching', pm2_env.name);
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watcher.close();
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delete God.watch._watchers[pm2_env.pm_id];
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return true;
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} else {
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return false;
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}
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}
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};
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