70 lines
1.7 KiB
Markdown
70 lines
1.7 KiB
Markdown
[Dovecot](http://www.dovecot.org/) with imap, starttls, oauth2 and sieve rules.
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Uses [SSMTP](https://packages.debian.org/stable/mail/ssmtp) to send mails (for example if you have a redirect sieve rule).
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# Volumes
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- `/var/lib/vmail/mail`
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# Environment Variables
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## HOSTNAME
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Fully qualified name of the mail host.
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## SSMTP_MAIL_RELAY
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Hostname and port for the used smtp relay (for example `mail.example.com:587`).
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## SSMTP_USER
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User to authenticate agains the smtp relay.
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## SSMTP_PASSWORD
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Password to authenticate agains the smtp relay.
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## SSMTP_AUTH_METHOD
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- default: LOGIN
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Which authentication mechanism to use for the smtp relay.
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## SSMTP_USE_STARTTLS
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- default: yes
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Whether to use starttls for the smtp relay.
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## ALLOWED_USERNAME_CHARS
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- default: äöüabcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ01234567890.-_@
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List of characters allowed in a username.
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## AUTH_MECHANISMS
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- default: plain
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Space seperated list of supported [authentication mechanisms](http://wiki2.dovecot.org/Authentication/Mechanisms).
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## SSL_MIN_PROTOCOL
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- default: TLSv1.2
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Ssl minimum protocol version.
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## SSL_CIPHERLIST
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- default: ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256
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Colon seperated list of supported ciphers (`!`disables a cipher).
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Go [here](https://www.openssl.org/docs/manmaster/man1/ciphers.html) for a list
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of ciphers.
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## IMAP_MAX_USER_CONNECTIONS
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- default: 10
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Maximum number of connections from the same user + ip.
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# Ports
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- 143
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# Capabilities
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- CHOWN
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- DAC_OVERRIDE
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- FOWNER
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- NET_BIND_SERVICE
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- SETGID
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- SETUID
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- SYS_CHROOT
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