uptime-kuma/server/notification.js

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const axios = require("axios");
const {R} = require("redbean-node");
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const FormData = require('form-data');
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const nodemailer = require("nodemailer");
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const child_process = require("child_process");
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class Notification {
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/**
*
* @param notification
* @param msg
* @param monitorJSON
* @param heartbeatJSON
* @returns {Promise<string>} Successful msg
* Throw Error with fail msg
*/
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static async send(notification, msg, monitorJSON = null, heartbeatJSON = null) {
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let okMsg = "Sent Successfully. ";
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if (notification.type === "telegram") {
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try {
await axios.get(`https://api.telegram.org/bot${notification.telegramBotToken}/sendMessage`, {
params: {
chat_id: notification.telegramChatID,
text: msg,
}
})
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return okMsg;
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} catch (error) {
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let msg = (error.response.data.description) ? error.response.data.description : "Error without description"
throw new Error(msg)
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}
} else if (notification.type === "gotify") {
try {
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if (notification.gotifyserverurl && notification.gotifyserverurl.endsWith("/")) {
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notification.gotifyserverurl = notification.gotifyserverurl.slice(0, -1);
}
await axios.post(`${notification.gotifyserverurl}/message?token=${notification.gotifyapplicationToken}`, {
"message": msg,
"priority": notification.gotifyPriority || 8,
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"title": "Uptime-Kuma"
})
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return okMsg;
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} catch (error) {
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throwGeneralAxiosError(error)
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}
} else if (notification.type === "webhook") {
try {
let data = {
heartbeat: heartbeatJSON,
monitor: monitorJSON,
msg,
};
let finalData;
let config = {};
if (notification.webhookContentType === "form-data") {
finalData = new FormData();
finalData.append('data', JSON.stringify(data));
config = {
headers: finalData.getHeaders()
}
} else {
finalData = data;
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}
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await axios.post(notification.webhookURL, finalData, config)
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return okMsg;
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} catch (error) {
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throwGeneralAxiosError(error)
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}
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} else if (notification.type === "smtp") {
return await Notification.smtp(notification, msg)
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} else if (notification.type === "discord") {
try {
// If heartbeatJSON is null, assume we're testing.
if(heartbeatJSON == null) {
let data = {
username: 'Uptime-Kuma',
content: msg
}
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await axios.post(notification.discordWebhookUrl, data)
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return okMsg;
}
// If heartbeatJSON is not null, we go into the normal alerting loop.
if(heartbeatJSON['status'] == 0) {
var alertColor = "16711680";
} else if(heartbeatJSON['status'] == 1) {
var alertColor = "65280";
}
let data = {
username: 'Uptime-Kuma',
embeds: [{
title: "Uptime-Kuma Alert",
color: alertColor,
fields: [
{
name: "Time (UTC)",
value: heartbeatJSON["time"]
},
{
name: "Message",
value: msg
}
]
}]
}
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await axios.post(notification.discordWebhookUrl, data)
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return okMsg;
} catch(error) {
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throwGeneralAxiosError(error)
}
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} else if (notification.type === "signal") {
try {
let data = {
"message": msg,
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"number": notification.signalNumber,
"recipients": notification.signalRecipients.replace(/\s/g, '').split(",")
};
let config = {};
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await axios.post(notification.signalURL, data, config)
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return okMsg;
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} catch (error) {
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throwGeneralAxiosError(error)
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}
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} else if (notification.type === "slack") {
try {
if (heartbeatJSON == null) {
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let data = {'text': "Uptime Kuma Slack testing successful.", 'channel': notification.slackchannel, 'username': notification.slackusername, 'icon_emoji': notification.slackiconemo}
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await axios.post(notification.slackwebhookURL, data)
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return okMsg;
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}
const time = heartbeatJSON["time"];
let data = {
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"text": "Uptime Kuma Alert",
"channel":notification.slackchannel,
"username": notification.slackusername,
"icon_emoji": notification.slackiconemo,
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"blocks": [{
"type": "header",
"text": {
"type": "plain_text",
"text": "Uptime Kuma Alert"
}
},
{
"type": "section",
"fields": [{
"type": "mrkdwn",
"text": '*Message*\n'+msg
},
{
"type": "mrkdwn",
"text": "*Time (UTC)*\n"+time
}
]
},
{
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"type": "actions",
"elements": [
{
"type": "button",
"text": {
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"type": "plain_text",
"text": "Visit Uptime Kuma",
},
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"value": "Uptime-Kuma",
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"url": notification.slackbutton || "https://github.com/louislam/uptime-kuma"
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}
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]
}
]
}
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await axios.post(notification.slackwebhookURL, data)
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return okMsg;
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} catch (error) {
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throwGeneralAxiosError(error)
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}
} else if (notification.type === "pushover") {
var pushoverlink = 'https://api.pushover.net/1/messages.json'
try {
if (heartbeatJSON == null) {
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let data = {'message': "<b>Uptime Kuma Pushover testing successful.</b>",
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'user': notification.pushoveruserkey, 'token': notification.pushoverapptoken, 'sound':notification.pushoversounds,
'priority': notification.pushoverpriority, 'title':notification.pushovertitle, 'retry': "30", 'expire':"3600", 'html': 1}
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await axios.post(pushoverlink, data)
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return okMsg;
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}
let data = {
"message": "<b>Uptime Kuma Alert</b>\n\n<b>Message</b>:" +msg + '\n<b>Time (UTC)</b>:' +time,
"user":notification.pushoveruserkey,
"token": notification.pushoverapptoken,
"sound": notification.pushoversounds,
"priority": notification.pushoverpriority,
"title": notification.pushovertitle,
"retry": "30",
"expire": "3600",
"html": 1
}
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await axios.post(pushoverlink, data)
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return okMsg;
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} catch (error) {
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throwGeneralAxiosError(error)
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}
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} else if (notification.type === "apprise") {
return Notification.apprise(notification, msg)
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} else {
throw new Error("Notification type is not supported")
}
}
static async save(notification, notificationID, userID) {
let bean
if (notificationID) {
bean = await R.findOne("notification", " id = ? AND user_id = ? ", [
notificationID,
userID,
])
if (! bean) {
throw new Error("notification not found")
}
} else {
bean = R.dispense("notification")
}
bean.name = notification.name;
bean.user_id = userID;
bean.config = JSON.stringify(notification)
await R.store(bean)
}
static async delete(notificationID, userID) {
let bean = await R.findOne("notification", " id = ? AND user_id = ? ", [
notificationID,
userID,
])
if (! bean) {
throw new Error("notification not found")
}
await R.trash(bean)
}
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static async smtp(notification, msg) {
let transporter = nodemailer.createTransport({
host: notification.smtpHost,
port: notification.smtpPort,
secure: notification.smtpSecure,
auth: {
user: notification.smtpUsername,
pass: notification.smtpPassword,
},
});
// send mail with defined transport object
await transporter.sendMail({
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from: `"Uptime Kuma" <${notification.smtpFrom}>`,
to: notification.smtpTo,
subject: msg,
text: msg,
});
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return "Sent Successfully.";
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}
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static async apprise(notification, msg) {
let s = child_process.spawnSync("apprise", [ "-vv", "-b", msg, notification.appriseURL])
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let output = (s.stdout) ? s.stdout.toString() : 'ERROR: maybe apprise not found';
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if (output) {
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if (! output.includes("ERROR")) {
return "Sent Successfully";
} else {
throw new Error(output)
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}
} else {
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return ""
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}
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}
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static checkApprise() {
let commandExistsSync = require('command-exists').sync;
let exists = commandExistsSync('apprise');
return exists;
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}
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}
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function throwGeneralAxiosError(error) {
let msg = "Error: " + error + " ";
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if (error.response && error.response.data) {
if (typeof error.response.data === "string") {
msg += error.response.data;
} else {
msg += JSON.stringify(error.response.data)
}
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}
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throw new Error(msg)
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}
module.exports = {
Notification,
}