mirror of
https://github.com/louislam/uptime-kuma.git
synced 2024-10-30 03:00:40 +00:00
426 lines
13 KiB
JavaScript
426 lines
13 KiB
JavaScript
let express = require("express");
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const { allowDevAllOrigin, getSettings, setting, percentageToColor, allowAllOrigin, filterAndJoin } = require("../util-server");
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const { R } = require("redbean-node");
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const server = require("../server");
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const apicache = require("../modules/apicache");
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const Monitor = require("../model/monitor");
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const dayjs = require("dayjs");
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const { UP, flipStatus, debug } = require("../../src/util");
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const { makeBadge } = require("badge-maker");
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const { badgeConstants } = require("../config");
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let router = express.Router();
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let cache = apicache.middleware;
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let io = server.io;
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router.get("/api/entry-page", async (_, response) => {
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allowDevAllOrigin(response);
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response.json(server.entryPage);
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});
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router.get("/api/push/:pushToken", async (request, response) => {
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try {
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let pushToken = request.params.pushToken;
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let msg = request.query.msg || "OK";
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let ping = request.query.ping || null;
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let monitor = await R.findOne("monitor", " push_token = ? AND active = 1 ", [
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pushToken
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]);
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if (! monitor) {
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throw new Error("Monitor not found or not active.");
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}
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const previousHeartbeat = await Monitor.getPreviousHeartbeat(monitor.id);
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let status = UP;
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if (monitor.isUpsideDown()) {
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status = flipStatus(status);
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}
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let isFirstBeat = true;
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let previousStatus = status;
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let duration = 0;
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let bean = R.dispense("heartbeat");
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bean.time = R.isoDateTime(dayjs.utc());
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if (previousHeartbeat) {
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isFirstBeat = false;
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previousStatus = previousHeartbeat.status;
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duration = dayjs(bean.time).diff(dayjs(previousHeartbeat.time), "second");
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}
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debug("PreviousStatus: " + previousStatus);
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debug("Current Status: " + status);
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bean.important = Monitor.isImportantBeat(isFirstBeat, previousStatus, status);
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bean.monitor_id = monitor.id;
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bean.status = status;
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bean.msg = msg;
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bean.ping = ping;
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bean.duration = duration;
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await R.store(bean);
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io.to(monitor.user_id).emit("heartbeat", bean.toJSON());
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Monitor.sendStats(io, monitor.id, monitor.user_id);
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response.json({
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ok: true,
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});
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if (bean.important) {
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await Monitor.sendNotification(isFirstBeat, monitor, bean);
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}
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} catch (e) {
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response.json({
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ok: false,
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msg: e.message
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});
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}
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});
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// Status Page Config
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router.get("/api/status-page/config", async (_request, response) => {
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allowDevAllOrigin(response);
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let config = await getSettings("statusPage");
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if (! config.statusPageTheme) {
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config.statusPageTheme = "light";
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}
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if (! config.statusPagePublished) {
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config.statusPagePublished = true;
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}
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if (! config.statusPageTags) {
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config.statusPageTags = false;
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}
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if (! config.title) {
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config.title = "Uptime Kuma";
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}
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response.json(config);
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});
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// Status Page - Get the current Incident
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// Can fetch only if published
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router.get("/api/status-page/incident", async (_, response) => {
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allowDevAllOrigin(response);
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try {
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await checkPublished();
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let incident = await R.findOne("incident", " pin = 1 AND active = 1");
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if (incident) {
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incident = incident.toPublicJSON();
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}
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response.json({
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ok: true,
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incident,
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});
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} catch (error) {
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send403(response, error.message);
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}
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});
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// Status Page - Monitor List
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// Can fetch only if published
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router.get("/api/status-page/monitor-list", cache("5 minutes"), async (_request, response) => {
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allowDevAllOrigin(response);
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try {
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await checkPublished();
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const publicGroupList = [];
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const tagsVisible = (await getSettings("statusPage")).statusPageTags;
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const list = await R.find("group", " public = 1 ORDER BY weight ");
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for (let groupBean of list) {
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let monitorGroup = await groupBean.toPublicJSON();
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if (tagsVisible) {
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monitorGroup.monitorList = await Promise.all(monitorGroup.monitorList.map(async (monitor) => {
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// Includes tags as an array in response, allows for tags to be displayed on public status page
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const tags = await R.getAll(
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`SELECT monitor_tag.monitor_id, monitor_tag.value, tag.name, tag.color
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FROM monitor_tag
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JOIN tag
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ON monitor_tag.tag_id = tag.id
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WHERE monitor_tag.monitor_id = ?`, [monitor.id]
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);
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return {
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...monitor,
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tags: tags
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};
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}));
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}
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publicGroupList.push(monitorGroup);
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}
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response.json(publicGroupList);
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} catch (error) {
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send403(response, error.message);
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}
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});
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// Status Page Polling Data
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// Can fetch only if published
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router.get("/api/status-page/heartbeat", cache("5 minutes"), async (_request, response) => {
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allowDevAllOrigin(response);
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try {
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await checkPublished();
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let heartbeatList = {};
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let uptimeList = {};
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let monitorIDList = await R.getCol(`
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SELECT monitor_group.monitor_id FROM monitor_group, \`group\`
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WHERE monitor_group.group_id = \`group\`.id
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AND public = 1
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`);
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for (let monitorID of monitorIDList) {
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let list = await R.getAll(`
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SELECT * FROM heartbeat
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WHERE monitor_id = ?
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ORDER BY time DESC
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LIMIT 50
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`, [
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monitorID,
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]);
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list = R.convertToBeans("heartbeat", list);
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heartbeatList[monitorID] = list.reverse().map(row => row.toPublicJSON());
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const type = 24;
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uptimeList[`${monitorID}_${type}`] = await Monitor.calcUptime(type, monitorID);
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}
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response.json({
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heartbeatList,
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uptimeList
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});
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} catch (error) {
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send403(response, error.message);
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}
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});
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router.get("/api/badge/:id/status", cache("5 minutes"), async (request, response) => {
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allowAllOrigin(response);
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const {
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label,
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upLabel = "Up",
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downLabel = "Down",
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upColor = badgeConstants.defaultUpColor,
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downColor = badgeConstants.defaultDownColor,
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style = badgeConstants.defaultStyle,
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value, // for demo purpose only
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} = request.query;
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try {
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await checkPublished();
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const requestedMonitorId = parseInt(request.params.id, 10);
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const overrideValue = value !== undefined ? parseInt(value) : undefined;
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let publicMonitor = await R.getRow(`
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SELECT monitor_group.monitor_id FROM monitor_group, \`group\`
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WHERE monitor_group.group_id = \`group\`.id
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AND monitor_group.monitor_id = ?
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AND public = 1
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`,
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[requestedMonitorId]
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);
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const badgeValues = { style };
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if (!publicMonitor) {
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// return a "N/A" badge in naColor (grey), if monitor is not public / not available / non exsitant
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badgeValues.message = "N/A";
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badgeValues.color = badgeConstants.naColor;
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} else {
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const heartbeat = await Monitor.getPreviousHeartbeat(requestedMonitorId);
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const state = overrideValue !== undefined ? overrideValue : heartbeat.status === 1;
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badgeValues.color = state ? upColor : downColor;
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badgeValues.message = label ?? state ? upLabel : downLabel;
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}
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// build the svg based on given values
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const svg = makeBadge(badgeValues);
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response.type("image/svg+xml");
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response.send(svg);
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} catch (error) {
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send403(response, error.message);
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}
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});
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router.get("/api/badge/:id/uptime/:duration?", cache("5 minutes"), async (request, response) => {
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allowAllOrigin(response);
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const {
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label,
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labelPrefix,
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labelSuffix = badgeConstants.defaultUptimeLabelSuffix,
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prefix,
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suffix = badgeConstants.defaultUptimeValueSuffix,
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color,
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labelColor,
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style = badgeConstants.defaultStyle,
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value, // for demo purpose only
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} = request.query;
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try {
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await checkPublished();
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const requestedMonitorId = parseInt(request.params.id, 10);
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// if no duration is given, set value to 24 (h)
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const requestedDuration = request.params.duration !== undefined ? parseInt(request.params.duration, 10) : 24;
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const overrideValue = value && parseFloat(value);
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let publicMonitor = await R.getRow(`
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SELECT monitor_group.monitor_id FROM monitor_group, \`group\`
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WHERE monitor_group.group_id = \`group\`.id
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AND monitor_group.monitor_id = ?
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AND public = 1
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`,
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[requestedMonitorId]
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);
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const badgeValues = { style };
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if (!publicMonitor) {
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// return a "N/A" badge in naColor (grey), if monitor is not public / not available / non exsitant
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badgeValues.message = "N/A";
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badgeValues.color = badgeConstants.naColor;
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} else {
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const uptime = overrideValue ?? await Monitor.calcUptime(
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requestedDuration,
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requestedMonitorId
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);
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// limit the displayed uptime percentage to four (two, when displayed as percent) decimal digits
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const cleanUptime = parseFloat(uptime.toPrecision(4));
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// use a given, custom color or calculate one based on the uptime value
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badgeValues.color = color ?? percentageToColor(uptime);
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// use a given, custom labelColor or use the default badge label color (defined by badge-maker)
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badgeValues.labelColor = labelColor ?? "";
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// build a lable string. If a custom label is given, override the default one (requestedDuration)
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badgeValues.label = filterAndJoin([labelPrefix, label ?? requestedDuration, labelSuffix]);
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badgeValues.message = filterAndJoin([prefix, `${cleanUptime * 100}`, suffix]);
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}
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// build the SVG based on given values
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const svg = makeBadge(badgeValues);
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response.type("image/svg+xml");
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response.send(svg);
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} catch (error) {
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send403(response, error.message);
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}
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});
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router.get("/api/badge/:id/ping/:duration?", cache("5 minutes"), async (request, response) => {
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allowAllOrigin(response);
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const {
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label,
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labelPrefix,
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labelSuffix = badgeConstants.defaultPingLabelSuffix,
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prefix,
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suffix = badgeConstants.defaultPingValueSuffix,
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color = badgeConstants.defaultPingColor,
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labelColor,
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style = badgeConstants.defaultStyle,
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value, // for demo purpose only
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} = request.query;
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try {
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await checkPublished();
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const requestedMonitorId = parseInt(request.params.id, 10);
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// Default duration is 24 (h) if not defined in queryParam, limited to 720h (30d)
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const requestedDuration = Math.min(request.params.duration ? parseInt(request.params.duration, 10) : 24, 720);
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const overrideValue = value && parseFloat(value);
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const publicAvgPing = parseInt(await R.getCell(`
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SELECT AVG(ping) FROM monitor_group, \`group\`, heartbeat
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WHERE monitor_group.group_id = \`group\`.id
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AND heartbeat.time > DATETIME('now', ? || ' hours')
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AND heartbeat.ping IS NOT NULL
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AND public = 1
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AND heartbeat.monitor_id = ?
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`,
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[-requestedDuration, requestedMonitorId]
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));
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const badgeValues = { style };
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if (!publicAvgPing) {
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// return a "N/A" badge in naColor (grey), if monitor is not public / not available / non exsitant
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badgeValues.message = "N/A";
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badgeValues.color = badgeConstants.naColor;
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} else {
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const avgPing = parseInt(overrideValue ?? publicAvgPing);
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badgeValues.color = color;
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// use a given, custom labelColor or use the default badge label color ( defined by badge-maker)
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badgeValues.labelColor = labelColor ?? "";
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// build a lable string. If a custom label is given, override the default one ( requestedDuration )
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badgeValues.label = filterAndJoin([labelPrefix, label ?? requestedDuration, labelSuffix]);
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badgeValues.message = filterAndJoin([prefix, avgPing, suffix]);
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}
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// build the SVG based on given values
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const svg = makeBadge(badgeValues);
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response.type("image/svg+xml");
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response.send(svg);
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} catch (error) {
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send403(response, error.message);
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}
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});
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async function checkPublished() {
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if (! await isPublished()) {
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throw new Error("The status page is not published");
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}
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}
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/**
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* Default is published
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* @returns {Promise<boolean>}
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*/
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async function isPublished() {
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const value = await setting("statusPagePublished");
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if (value === null) {
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return true;
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}
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return value;
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}
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function send403(res, msg = "") {
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res.status(403).json({
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"status": "fail",
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"msg": msg,
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});
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}
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module.exports = router;
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