mirror of https://github.com/louislam/uptime-kuma
121 lines
4.4 KiB
JavaScript
121 lines
4.4 KiB
JavaScript
const nodemailer = require("nodemailer");
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const NotificationProvider = require("./notification-provider");
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const { DOWN } = require("../../src/util");
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const { Liquid } = require("liquidjs");
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class SMTP extends NotificationProvider {
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name = "smtp";
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/**
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* @inheritdoc
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*/
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async send(notification, msg, monitorJSON = null, heartbeatJSON = null) {
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const okMsg = "Sent Successfully.";
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const config = {
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host: notification.smtpHost,
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port: notification.smtpPort,
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secure: notification.smtpSecure,
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tls: {
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rejectUnauthorized: !notification.smtpIgnoreTLSError || false,
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}
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};
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// Fix #1129
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if (notification.smtpDkimDomain) {
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config.dkim = {
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domainName: notification.smtpDkimDomain,
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keySelector: notification.smtpDkimKeySelector,
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privateKey: notification.smtpDkimPrivateKey,
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hashAlgo: notification.smtpDkimHashAlgo,
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headerFieldNames: notification.smtpDkimheaderFieldNames,
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skipFields: notification.smtpDkimskipFields,
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};
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}
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// Should fix the issue in https://github.com/louislam/uptime-kuma/issues/26#issuecomment-896373904
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if (notification.smtpUsername || notification.smtpPassword) {
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config.auth = {
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user: notification.smtpUsername,
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pass: notification.smtpPassword,
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};
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}
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// default values in case the user does not want to template
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let subject = msg;
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let body = msg;
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if (heartbeatJSON) {
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body = `${msg}\nTime (${heartbeatJSON["timezone"]}): ${heartbeatJSON["localDateTime"]}`;
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}
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// subject and body are templated
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if ((monitorJSON && heartbeatJSON) || msg.endsWith("Testing")) {
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// cannot end with whitespace as this often raises spam scores
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const customSubject = notification.customSubject?.trim() || "";
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const customBody = notification.customBody?.trim() || "";
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const context = this.generateContext(msg, monitorJSON, heartbeatJSON);
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const engine = new Liquid();
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if (customSubject !== "") {
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const tpl = engine.parse(customSubject);
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subject = await engine.render(tpl, context);
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}
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if (customBody !== "") {
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const tpl = engine.parse(customBody);
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body = await engine.render(tpl, context);
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}
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}
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// send mail with defined transport object
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let transporter = nodemailer.createTransport(config);
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await transporter.sendMail({
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from: notification.smtpFrom,
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cc: notification.smtpCC,
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bcc: notification.smtpBCC,
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to: notification.smtpTo,
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subject: subject,
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text: body,
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});
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return okMsg;
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}
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/**
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* Generate context for LiquidJS
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* @param {string} msg the message that will be included in the context
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* @param {?object} monitorJSON Monitor details (For Up/Down/Cert-Expiry only)
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* @param {?object} heartbeatJSON Heartbeat details (For Up/Down only)
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* @returns {{STATUS: string, status: string, HOSTNAME_OR_URL: string, hostnameOrUrl: string, NAME: string, name: string, monitorJSON: ?object, heartbeatJSON: ?object, msg: string}} the context
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*/
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generateContext(msg, monitorJSON, heartbeatJSON) {
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// Let's start with dummy values to simplify code
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let monitorName = "Monitor Name not available";
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let monitorHostnameOrURL = "testing.hostname";
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if (monitorJSON !== null) {
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monitorName = monitorJSON["name"];
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monitorHostnameOrURL = this.extractAddress(monitorJSON);
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}
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let serviceStatus = "⚠️ Test";
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if (heartbeatJSON !== null) {
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serviceStatus = (heartbeatJSON["status"] === DOWN) ? "🔴 Down" : "✅ Up";
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}
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return {
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// for v1 compatibility, to be removed in v3
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"STATUS": serviceStatus,
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"NAME": monitorName,
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"HOSTNAME_OR_URL": monitorHostnameOrURL,
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// variables which are officially supported
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"status": serviceStatus,
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"name": monitorName,
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"hostnameOrURL": monitorHostnameOrURL,
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monitorJSON,
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heartbeatJSON,
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msg,
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};
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}
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}
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module.exports = SMTP;
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