This docker image can be used to send mails to external smtp servers that require authentication. Just call the mail command like in the following example:
$ echo "Message Body Here" | mutt -s "Subject Here" user@example.com -a backup.zip
A mail with the subject Subject Here, Message Body Here as the body and file named backup.zip attached will be sent to user@example.com.
| Environment Variable | Example | Default value | Required |
|---|---|---|---|
| HOST | smtp.gmail.com | Yes | |
| PORT | 465 | Yes | |
| AUTH_USER | xyz@gmail.com | Yes | |
| AUTH_PASS | xyz | Yes | |
| TLS | YES (or NO) | NO | No |