Add support for Office365 SMTP

backend/src/services/smtp.ts

@@ -2,9 +2,10 @@ import nodemailer from "nodemailer";
 import {
   SMTP_HOST_GMAIL,
   SMTP_HOST_MAILGUN,
+  SMTP_HOST_OFFICE365,
   SMTP_HOST_SENDGRID,
   SMTP_HOST_SOCKETLABS,
-  SMTP_HOST_ZOHOMAIL,
+  SMTP_HOST_ZOHOMAIL
 } from "../variables";
 import SMTPConnection from "nodemailer/lib/smtp-connection";
 import * as Sentry from "@sentry/node";
@@ -15,6 +16,7 @@ import {
   getSmtpSecure,
   getSmtpUsername,
 } from "../config";
+import { getLogger } from "../utils/logger";
 
 export const initSmtp = async () => {
   const mailOpts: SMTPConnection.Options = {
@@ -58,6 +60,12 @@ export const initSmtp = async () => {
           ciphers: "TLSv1.2",
         }
         break;
+      case SMTP_HOST_OFFICE365:
+        mailOpts.requireTLS = true;
+        mailOpts.tls = {
+          ciphers: "TLSv1.2"
+        }
+        break;
       default:
         if ((await getSmtpHost()).includes("amazonaws.com")) {
           mailOpts.tls = {
@@ -73,10 +81,12 @@ export const initSmtp = async () => {
   const transporter = nodemailer.createTransport(mailOpts);
   transporter
     .verify()
-    .then((err) => {
+    .then(async () => {
       Sentry.setUser(null);
       Sentry.captureMessage("SMTP - Successfully connected");
-      console.log("SMTP - Successfully connected")
+      (await getLogger("backend-main")).info(
+        "SMTP - Successfully connected"
+      );
     })
     .catch(async (err) => {
       Sentry.setUser(null);

backend/src/variables/smtp.ts

@@ -3,3 +3,4 @@ export const SMTP_HOST_MAILGUN = "smtp.mailgun.org";
 export const SMTP_HOST_SOCKETLABS = "smtp.socketlabs.com";
 export const SMTP_HOST_ZOHOMAIL = "smtp.zoho.com";
 export const SMTP_HOST_GMAIL = "smtp.gmail.com";
+export const SMTP_HOST_OFFICE365 = "smtp.office365.com";

docs/self-hosting/configuration/email.mdx

@@ -3,12 +3,12 @@ title: "Configure email service"
 description: "How to configure your email when self-hosting Infisical."
 ---
 
-By default, the core functions of Infisical work without any email service configuration. Without email service, basic sign up/login and secret operations will function without any issue. 
+By default, the core functions of Infisical work without any email service configuration. Without email service, basic sign up/login and secret operations will function without any issue.
 However, the following functionality will be disabled.
 
-- Multi-factor authentication 
+- Multi-factor authentication
 - Sending invite links via email for projects to teammates
-- Sending alerts such as suspicious login attempts 
+- Sending alerts such as suspicious login attempts
 
 ## General configuration
 
@@ -157,11 +157,30 @@ SMTP_FROM_NAME=Infisical
   As per the [notice](https://support.google.com/accounts/answer/6010255?hl=en) by Google, you should note that using Gmail credentials for SMTP configuration
   will only work for Google Workspace or Google Cloud Identity customers as of May 30, 2022.
 
-  Put differently, the SMTP configuration is only possible with business (not personal) Gmail credentials.
+Put differently, the SMTP configuration is only possible with business (not personal) Gmail credentials.
+
 </Warning>
 
 </Accordion>
 
+<Accordion title="Office365">
+
+1. Create an account and configure [Office365](https://www.office.com/) to send emails.
+
+2. With your login credentials, you can now set up your SMTP environment variables:
+
+```
+SMTP_HOST=smtp.office365.com
+SMTP_USERNAME=username@yourdomain.com # your username
+SMTP_PASSWORD=password # your password
+SMTP_PORT=587
+SMTP_SECURE=true
+SMTP_FROM_ADDRESS=username@yourdomain.com
+SMTP_FROM_NAME=Infisical
+```
+
+</Accordion>
+
 <Accordion title="Zoho Mail">
 
 1. Create an account and configure [Zoho Mail](https://www.zoho.com/mail/) to send emails.