Cache uptime

This commit is contained in:
Louis Lam 2022-12-11 21:33:26 +08:00
parent bc86f8bb5f
commit 3b58fd3b3c
2 changed files with 53 additions and 1 deletions

View file

@ -15,6 +15,7 @@ const { UptimeKumaServer } = require("../uptime-kuma-server");
const { CacheableDnsHttpAgent } = require("../cacheable-dns-http-agent");
const { DockerHost } = require("../docker");
const Maintenance = require("./maintenance");
const { UptimeCacheList } = require("../uptime-cache-list");
/**
* status:
@ -714,6 +715,7 @@ class Monitor extends BeanModel {
}
log.debug("monitor", `[${this.name}] Send to socket`);
UptimeCacheList.clearCache(this.id);
io.to(this.user_id).emit("heartbeat", bean.toJSON());
Monitor.sendStats(io, this.id, this.user_id);
@ -898,7 +900,15 @@ class Monitor extends BeanModel {
* @param {number} duration Hours
* @param {number} monitorID ID of monitor to calculate
*/
static async calcUptime(duration, monitorID) {
static async calcUptime(duration, monitorID, forceNoCache = false) {
if (!forceNoCache) {
let cachedUptime = UptimeCacheList.getUptime(monitorID, duration);
if (cachedUptime != null) {
return cachedUptime;
}
}
const timeLogger = new TimeLogger();
const startTime = R.isoDateTime(dayjs.utc().subtract(duration, "hour"));
@ -957,6 +967,9 @@ class Monitor extends BeanModel {
}
}
// Cache
UptimeCacheList.addUptime(monitorID, duration, uptime);
return uptime;
}

View file

@ -0,0 +1,39 @@
const { log } = require("../src/util");
class UptimeCacheList {
/**
* list[monitorID][duration]
*/
static list = {};
/**
*
* @param monitorID
* @param duration
* @return number
*/
static getUptime(monitorID, duration) {
if (UptimeCacheList.list[monitorID] && UptimeCacheList.list[monitorID][duration]) {
log.debug("UptimeCacheList", "getUptime: " + monitorID + " " + duration);
return UptimeCacheList.list[monitorID][duration];
} else {
return null;
}
}
static addUptime(monitorID, duration, uptime) {
log.debug("UptimeCacheList", "addUptime: " + monitorID + " " + duration);
if (!UptimeCacheList.list[monitorID]) {
UptimeCacheList.list[monitorID] = {};
}
UptimeCacheList.list[monitorID][duration] = uptime;
}
static clearCache(monitorID) {
log.debug("UptimeCacheList", "clearCache: " + monitorID);
delete UptimeCacheList.list[monitorID];
}
}
module.exports = {
UptimeCacheList,
};