uptime-kuma/server/model/maintenance.js

415 lines
13 KiB
JavaScript
Raw Normal View History

const { BeanModel } = require("redbean-node/dist/bean-model");
2023-03-31 13:34:05 +00:00
const { parseTimeObject, parseTimeFromTimeObject, log } = require("../../src/util");
2022-10-10 17:45:30 +00:00
const { R } = require("redbean-node");
const dayjs = require("dayjs");
2023-03-30 20:04:17 +00:00
const Cron = require("croner");
const { UptimeKumaServer } = require("../uptime-kuma-server");
const apicache = require("../modules/apicache");
class Maintenance extends BeanModel {
/**
2022-04-30 13:50:05 +00:00
* Return an object that ready to parse to JSON for public
* Only show necessary data to public
2022-04-30 13:50:05 +00:00
* @returns {Object}
*/
2022-10-10 12:48:11 +00:00
async toPublicJSON() {
let dateRange = [];
if (this.start_date) {
2023-03-30 20:04:17 +00:00
dateRange.push(this.start_date);
} else {
dateRange.push(null);
}
if (this.end_date) {
dateRange.push(this.end_date);
}
let timeRange = [];
2023-03-30 20:04:17 +00:00
let startTime = parseTimeObject(this.start_time);
timeRange.push(startTime);
2023-03-30 20:04:17 +00:00
let endTime = parseTimeObject(this.end_time);
timeRange.push(endTime);
let obj = {
id: this.id,
title: this.title,
description: this.description,
2022-09-23 18:33:29 +00:00
strategy: this.strategy,
intervalDay: this.interval_day,
2022-09-23 18:33:29 +00:00
active: !!this.active,
dateRange: dateRange,
timeRange: timeRange,
weekdays: (this.weekdays) ? JSON.parse(this.weekdays) : [],
daysOfMonth: (this.days_of_month) ? JSON.parse(this.days_of_month) : [],
2022-10-11 10:23:17 +00:00
timeslotList: [],
2023-03-30 20:04:17 +00:00
cron: this.cron,
duration: this.duration,
2023-03-31 12:25:37 +00:00
durationMinutes: parseInt(this.duration / 60),
2023-03-30 20:04:17 +00:00
timezone: await this.getTimezone(),
timezoneOffset: await this.getTimezoneOffset(),
status: await this.getStatus(),
};
2023-03-31 12:25:37 +00:00
if (this.strategy === "manual") {
// Do nothing, no timeslots
} else if (this.strategy === "single") {
2023-03-30 20:04:17 +00:00
obj.timeslotList.push({
startDate: this.start_date,
endDate: this.end_date,
});
2023-03-31 12:25:37 +00:00
} else {
// Should be cron or recurring here
if (this.beanMeta.job) {
let runningTimeslot = this.getRunningTimeslot();
if (runningTimeslot) {
obj.timeslotList.push(runningTimeslot);
}
let nextRunDate = this.beanMeta.job.nextRun();
if (nextRunDate) {
let startDateDayjs = dayjs(nextRunDate);
let startDate = startDateDayjs.toISOString();
let endDate = startDateDayjs.add(this.duration, "second").toISOString();
obj.timeslotList.push({
startDate,
endDate,
});
}
}
2022-10-11 10:23:17 +00:00
}
2022-10-12 14:13:07 +00:00
if (!Array.isArray(obj.weekdays)) {
obj.weekdays = [];
}
2022-10-12 14:13:07 +00:00
if (!Array.isArray(obj.daysOfMonth)) {
obj.daysOfMonth = [];
}
return obj;
}
/**
2022-04-30 13:50:05 +00:00
* Return an object that ready to parse to JSON
* @param {string} timezone If not specified, the timeRange will be in UTC
2022-04-30 13:50:05 +00:00
* @returns {Object}
*/
async toJSON(timezone = null) {
return this.toPublicJSON(timezone);
}
/**
* Get a list of weekdays that the maintenance is active for
* Monday=1, Tuesday=2 etc.
* @returns {number[]} Array of active weekdays
*/
getDayOfWeekList() {
log.debug("timeslot", "List: " + this.weekdays);
return JSON.parse(this.weekdays).sort(function (a, b) {
return a - b;
});
}
/**
* Get a list of days in month that maintenance is active for
2023-03-31 12:25:37 +00:00
* @returns {number[]|string[]} Array of active days in month
*/
getDayOfMonthList() {
return JSON.parse(this.days_of_month).sort(function (a, b) {
return a - b;
});
}
/**
2023-03-30 20:04:17 +00:00
* Get the duration of maintenance in seconds
* @returns {number} Duration of maintenance
*/
2023-03-30 20:04:17 +00:00
calcDuration() {
let duration = dayjs.utc(this.end_time, "HH:mm").diff(dayjs.utc(this.start_time, "HH:mm"), "second");
// Add 24hours if it is across day
if (duration < 0) {
duration += 24 * 3600;
}
return duration;
}
/**
* Convert data from socket to bean
* @param {Bean} bean Bean to fill in
* @param {Object} obj Data to fill bean with
* @returns {Bean} Filled bean
*/
2023-03-30 20:04:17 +00:00
static async jsonToBean(bean, obj) {
if (obj.id) {
bean.id = obj.id;
}
bean.title = obj.title;
bean.description = obj.description;
bean.strategy = obj.strategy;
bean.interval_day = obj.intervalDay;
2023-03-30 20:04:17 +00:00
bean.timezone = obj.timezone;
bean.active = obj.active;
if (obj.dateRange[0]) {
2023-03-30 20:04:17 +00:00
bean.start_date = obj.dateRange[0];
} else {
bean.start_date = null;
}
if (obj.dateRange[1]) {
bean.end_date = obj.dateRange[1];
} else {
bean.end_date = null;
}
2023-03-31 12:25:37 +00:00
if (bean.strategy === "cron") {
bean.duration = obj.durationMinutes * 60;
bean.cron = obj.cron;
2023-04-01 08:30:55 +00:00
this.validateCron(bean.cron);
2023-03-31 12:25:37 +00:00
}
2023-03-31 12:25:37 +00:00
if (bean.strategy.startsWith("recurring-")) {
bean.start_time = parseTimeFromTimeObject(obj.timeRange[0]);
bean.end_time = parseTimeFromTimeObject(obj.timeRange[1]);
bean.weekdays = JSON.stringify(obj.weekdays);
bean.days_of_month = JSON.stringify(obj.daysOfMonth);
await bean.generateCron();
2023-04-01 08:30:55 +00:00
this.validateCron(bean.cron);
2023-03-31 12:25:37 +00:00
}
return bean;
}
2023-04-01 08:30:55 +00:00
/**
* Throw error if cron is invalid
* @param cron
* @returns {Promise<void>}
*/
static async validateCron(cron) {
let job = new Cron(cron, () => {});
job.stop();
}
/**
2023-03-30 20:04:17 +00:00
* Run the cron
*/
2023-03-31 12:25:37 +00:00
async run(throwError = false) {
if (this.beanMeta.job) {
2023-03-30 20:04:17 +00:00
log.debug("maintenance", "Maintenance is already running, stop it first. id: " + this.id);
this.stop();
}
log.debug("maintenance", "Run maintenance id: " + this.id);
// 1.21.2 migration
if (!this.cron) {
2023-03-31 12:25:37 +00:00
await this.generateCron();
if (!this.timezone) {
this.timezone = "UTC";
}
2023-03-30 20:04:17 +00:00
if (this.cron) {
2023-03-31 12:25:37 +00:00
await R.store(this);
2023-03-30 20:04:17 +00:00
}
}
2023-03-31 12:25:37 +00:00
if (this.strategy === "manual") {
// Do nothing, because it is controlled by the user
} else if (this.strategy === "single") {
this.beanMeta.job = new Cron(this.start_date, { timezone: await this.getTimezone() }, () => {
2023-03-30 20:04:17 +00:00
log.info("maintenance", "Maintenance id: " + this.id + " is under maintenance now");
UptimeKumaServer.getInstance().sendMaintenanceListByUserID(this.user_id);
apicache.clear();
});
2023-03-31 12:25:37 +00:00
} else if (this.cron != null) {
// Here should be cron or recurring
try {
this.beanMeta.status = "scheduled";
let startEvent = (customDuration = 0) => {
log.info("maintenance", "Maintenance id: " + this.id + " is under maintenance now");
this.beanMeta.status = "under-maintenance";
clearTimeout(this.beanMeta.durationTimeout);
// Check if duration is still in the window. If not, use the duration from the current time to the end of the window
let duration;
if (customDuration > 0) {
duration = customDuration;
} else if (this.end_date) {
let d = dayjs(this.end_date).diff(dayjs(), "second");
if (d < this.duration) {
duration = d * 1000;
}
} else {
duration = this.duration * 1000;
}
UptimeKumaServer.getInstance().sendMaintenanceListByUserID(this.user_id);
this.beanMeta.durationTimeout = setTimeout(() => {
// End of maintenance for this timeslot
this.beanMeta.status = "scheduled";
UptimeKumaServer.getInstance().sendMaintenanceListByUserID(this.user_id);
}, duration);
};
// Create Cron
this.beanMeta.job = new Cron(this.cron, {
timezone: await this.getTimezone(),
}, startEvent);
// Continue if the maintenance is still in the window
let runningTimeslot = this.getRunningTimeslot();
let current = dayjs();
if (runningTimeslot) {
let duration = dayjs(runningTimeslot.endDate).diff(current, "second") * 1000;
log.debug("maintenance", "Maintenance id: " + this.id + " Remaining duration: " + duration + "ms");
startEvent(duration);
}
} catch (e) {
log.error("maintenance", "Error in maintenance id: " + this.id);
log.error("maintenance", "Cron: " + this.cron);
log.error("maintenance", e);
if (throwError) {
throw e;
}
}
} else {
log.error("maintenance", "Maintenance id: " + this.id + " has no cron");
2023-03-30 20:04:17 +00:00
}
2023-03-31 12:25:37 +00:00
}
2023-03-30 20:04:17 +00:00
2023-03-31 12:25:37 +00:00
getRunningTimeslot() {
let start = dayjs(this.beanMeta.job.nextRun(dayjs().add(-this.duration, "second").format("YYYY-MM-DD HH:mm:ss")));
let end = start.add(this.duration, "second");
let current = dayjs();
if (current.isAfter(start) && current.isBefore(end)) {
return {
startDate: start.toISOString(),
endDate: end.toISOString(),
};
} else {
return null;
}
}
2022-10-10 17:45:30 +00:00
2023-03-30 20:04:17 +00:00
stop() {
2023-03-31 12:25:37 +00:00
if (this.beanMeta.job) {
this.beanMeta.job.stop();
delete this.beanMeta.job;
2023-03-30 20:04:17 +00:00
}
}
async isUnderMaintenance() {
return (await this.getStatus()) === "under-maintenance";
}
async getTimezone() {
if (!this.timezone) {
return await UptimeKumaServer.getInstance().getTimezone();
}
return this.timezone;
}
async getTimezoneOffset() {
return dayjs.tz(dayjs(), await this.getTimezone()).format("Z");
}
async getStatus() {
if (!this.active) {
return "inactive";
}
if (this.strategy === "manual") {
return "under-maintenance";
}
// Check if the maintenance is started
if (this.start_date && dayjs().isBefore(dayjs.tz(this.start_date, await this.getTimezone()))) {
return "scheduled";
}
// Check if the maintenance is ended
if (this.end_date && dayjs().isAfter(dayjs.tz(this.end_date, await this.getTimezone()))) {
return "ended";
}
if (this.strategy === "single") {
return "under-maintenance";
}
2023-03-31 12:25:37 +00:00
if (!this.beanMeta.status) {
return "unknown";
2023-03-30 20:04:17 +00:00
}
2023-03-31 12:25:37 +00:00
return this.beanMeta.status;
2023-03-30 20:04:17 +00:00
}
2023-03-31 12:25:37 +00:00
/**
* Generate Cron for recurring maintenance
* @returns {Promise<void>}
*/
2023-03-30 20:04:17 +00:00
async generateCron() {
log.info("maintenance", "Generate cron for maintenance id: " + this.id);
2023-03-31 12:25:37 +00:00
if (this.strategy === "cron") {
// Do nothing for cron
} else if (!this.strategy.startsWith("recurring-")) {
this.cron = "";
} else if (this.strategy === "recurring-interval") {
2023-03-30 20:04:17 +00:00
let array = this.start_time.split(":");
let hour = parseInt(array[0]);
let minute = parseInt(array[1]);
this.cron = minute + " " + hour + " */" + this.interval_day + " * *";
this.duration = this.calcDuration();
log.debug("maintenance", "Cron: " + this.cron);
log.debug("maintenance", "Duration: " + this.duration);
2023-03-31 12:25:37 +00:00
} else if (this.strategy === "recurring-weekday") {
let list = this.getDayOfWeekList();
let array = this.start_time.split(":");
let hour = parseInt(array[0]);
let minute = parseInt(array[1]);
this.cron = minute + " " + hour + " * * " + list.join(",");
this.duration = this.calcDuration();
} else if (this.strategy === "recurring-day-of-month") {
let list = this.getDayOfMonthList();
let array = this.start_time.split(":");
let hour = parseInt(array[0]);
let minute = parseInt(array[1]);
let dayList = [];
for (let day of list) {
if (typeof day === "string" && day.startsWith("lastDay")) {
if (day === "lastDay1") {
dayList.push("L");
}
// Unfortunately, lastDay2-4 is not supported by cron
} else {
dayList.push(day);
}
}
// Remove duplicate
dayList = [ ...new Set(dayList) ];
this.cron = minute + " " + hour + " " + dayList.join(",") + " * *";
this.duration = this.calcDuration();
2023-03-30 20:04:17 +00:00
}
2022-10-10 17:45:30 +00:00
}
}
module.exports = Maintenance;