smtp2graph

Docker image for relaying mail from SMTP to the Microsoft Graph API. Uses node smtp-server and MS Graph sendMail.

Features

• Attachment support
• CC and BCC
• TLS

Deploy

docker run -d \
    -p 465:465 \
    -p 8080:8080 \
    -e CLIENT_ID=xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx \
    -e CLIENT_SECRET=xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx \
    -e TENANT_ID=xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx \
    -e DEV_MODE=false \
    -e WEB_SERVER=true \
    -e WEB_SERVER_MESSAGE_LIMIT=50 \
    --name=smtp2graph \
    evantrow/smtp2graph:latest

Environment Variables

Variable	What it do?
CLIENT_ID	Azure Application (client) ID
CLIENT_SECRET	Azure Application Client Secret
TENANT_ID	Directory (tenant) ID
DEV_MODE	Disables email relaying
WEB_SERVER	Enables web server for capturing emails
WEB_SERVER_MESSAGE_LIMIT	Limits the ammount of emails to store in memory

Azure Application Setup

The Azure Application must have the following API permissions:

API / Permissions name	Type	Admin consent required
Microsoft Graph: Mail.Send	Application	Yes