mirror of
https://github.com/docker-mailserver/docker-mailserver.git
synced 2024-01-19 02:48:50 +00:00
8c8426ef4a
The message size limit was reduced in c8728eab from the postfix
default [1] of 10,240,000B = 10,000kiB = ~10MiB to only
1,048,576B = 1MiB. And the documentation claims that this would be 10MiB
instead of 1MiB.
Restore the old behaviour as default and fix the documentation as well.
[1]: http://www.postfix.org/postconf.5.html
324 lines
13 KiB
Plaintext
324 lines
13 KiB
Plaintext
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# -----------------------------------------------------------------------------------------------------------------------------
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# --------------------- General Settings --------------------------------------------------------------------------------------
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# -----------------------------------------------------------------------------------------------------------------------------
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HOSTNAME=mail
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DOMAINNAME=domain.com
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CONTAINER_NAME=mail
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# empty => uses the `hostname` command to get the mail server's canonical hostname
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# => Specify a fully-qualified domainname to serve mail for. This is used for many of the config features so if you can't set your hostname (e.g. you're in a container platform that doesn't let you) specify it in this environment variable.
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OVERRIDE_HOSTNAME=
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# 0 => Debug disabled
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# 1 => Enables debug on startup
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DMS_DEBUG=0
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# 0 => mail state in default directories
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# 1 => consolidate all states into a single directory (`/var/mail-state`) to allow persistence using docker volumes
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ONE_DIR=0
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# empty => postmaster@domain.com
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# => Specify the postmaster address
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POSTMASTER_ADDRESS=
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# Set different options for mynetworks option (can be overwrite in postfix-main.cf)
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# empty => localhost only
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# host => Add docker host (ipv4 only)
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# network => Add all docker containers (ipv4 only)
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PERMIT_DOCKER=
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# empty => modern
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# modern => Enables TLSv1.2 and modern ciphers only. (default)
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# intermediate => Enables TLSv1, TLSv1.1 and TLSv1.2 and broad compatibility ciphers.
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# old => NOT implemented. If you really need it, then customize the TLS ciphers overriding postfix and dovecot settings
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# (https://github.com/tomav/docker-mailserver/wiki/)
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TLS_LEVEL=
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# Configures the handling of creating mails with forged sender addresses.
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#
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# empty => (not recommended, but default for backwards compatability reasons)
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# Mail address spoofing allowed. Any logged in user may create email messages with a forged sender address.
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# See also https://en.wikipedia.org/wiki/Email_spoofing
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# 1 => (recommended) Mail spoofing denied. Each user may only send with his own or his alias addresses.
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# Addresses with extension delimiters(http://www.postfix.org/postconf.5.html#recipient_delimiter) are not able to send messages.
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SPOOF_PROTECTION=
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# Enables the Sender Rewriting Scheme. SRS is needed if your mail server acts as forwarder. See [postsrsd](https://github.com/roehling/postsrsd/blob/master/README.md#sender-rewriting-scheme-crash-course) for further explanation.
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# - **0** => Disabled
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# - 1 => Enabled
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ENABLE_SRS=0
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# 1 => Enables POP3 service
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# empty => disables POP3
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ENABLE_POP3=
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ENABLE_CLAMAV=0
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# If you enable Fail2Ban, don't forget to add the following lines to your `docker-compose.yml`:
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# cap_add:
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# - NET_ADMIN
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# Otherwise, `iptables` won't be able to ban IPs.
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ENABLE_FAIL2BAN=0
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# 1 => Enables Managesieve on port 4190
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# empty => disables Managesieve
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ENABLE_MANAGESIEVE=
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# **enforce** => Allow other tests to complete. Reject attempts to deliver mail with a 550 SMTP reply, and log the helo/sender/recipient information. Repeat this test the next time the client connects.
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# drop => Drop the connection immediately with a 521 SMTP reply. Repeat this test the next time the client connects.
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# ignore => Ignore the failure of this test. Allow other tests to complete. Repeat this test the next time the client connects. This option is useful for testing and collecting statistics without blocking mail.
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POSTSCREEN_ACTION=enforce
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# empty => all daemons start
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# 1 => only launch postfix smtp
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SMTP_ONLY=
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# Please read [the SSL page in the wiki](https://github.com/tomav/docker-mailserver/wiki/Configure-SSL) for more information.
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#
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# empty => SSL disabled
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# letsencrypt => Enables Let's Encrypt certificates
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# custom => Enables custom certificates
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# manual => Let's you manually specify locations of your SSL certificates for non-standard cases
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# self-signed => Enables self-signed certificates
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SSL_TYPE=
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# Set how many days a virusmail will stay on the server before being deleted
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# empty => 7 days
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VIRUSMAILS_DELETE_DELAY=
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# This Option is activating the Usage of POSTFIX_DAGENT to specify a lmtp client different from default dovecot socket.
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# empty => disabled
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# 1 => enabled
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ENABLE_POSTFIX_VIRTUAL_TRANSPORT=
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# Enabled by ENABLE_POSTFIX_VIRTUAL_TRANSPORT. Specify the final delivery of postfix
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#
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# empty => fail
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# `lmtp:unix:private/dovecot-lmtp` (use socket)
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# `lmtps:inet:<host>:<port>` (secure lmtp with starttls, take a look at https://sys4.de/en/blog/2014/11/17/sicheres-lmtp-mit-starttls-in-dovecot/)
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# `lmtp:<kopano-host>:2003` (use kopano as mailstore)
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# etc.
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POSTFIX_DAGENT=
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# Set the mailbox size limit for all users. If set to zero, the size will be unlimited (default).
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#
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# empty => 0
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POSTFIX_MAILBOX_SIZE_LIMIT=
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# Set the message size limit for all users. If set to zero, the size will be unlimited (not recommended!)
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#
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# empty => 10240000 (~10 MB)
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POSTFIX_MESSAGE_SIZE_LIMIT=
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# Enables a report being sent (created by pflogsumm) on a regular basis.
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# **0** => Report emails are disabled
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# 1 => Using POSTMASTER_ADDRESS as the recipient
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# => Specify the recipient address
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REPORT_RECIPIENT=0
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# Change the sending address for mail report
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# **empty** => mailserver-report@hostname
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# => Specify the report sender (From) address
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REPORT_SENDER=
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# Changes the interval in which a report is being sent.
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# **daily** => Send a daily report
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# weekly => Send a report every week
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# monthly => Send a report every month
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#
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# Note: This Variable actually controls logrotate inside the container and rotates the log depending on this setting. The main log output is still available in its entirety via `docker logs mail` (Or your respective container name). If you want to control logrotation for the docker generated logfile see: [Docker Logging Drivers](https://docs.docker.com/config/containers/logging/configure/)
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REPORT_INTERVAL=daily
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# -----------------------------------------------------------------------------------------------------------------------------
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# --------------------- Spamassassin section ----------------------------------------------------------------------------------
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# -----------------------------------------------------------------------------------------------------------------------------
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ENABLE_SPAMASSASSIN=0
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# add spam info headers if at, or above that level:
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SA_TAG=2.0
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# add 'spam detected' headers at that level
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SA_TAG2=6.31
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# triggers spam evasive actions
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SA_KILL=6.31
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# add tag to subject if spam detected
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SA_SPAM_SUBJECT=***SPAM*****
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# -----------------------------------------------------------------------------------------------------------------------------
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# --------------------- Fetchmail section -------------------------------------------------------------------------------------
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# -----------------------------------------------------------------------------------------------------------------------------
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ENABLE_FETCHMAIL=0
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# The interval to fetch mail in seconds
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FETCHMAIL_POLL=300
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# -----------------------------------------------------------------------------------------------------------------------------
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# --------------------- LDAP section ------------------------------------------------------------------------------------------
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# -----------------------------------------------------------------------------------------------------------------------------
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# A second container for the ldap service is necessary (i.e. https://github.com/osixia/docker-openldap)
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# For preparing the ldap server to use in combination with this container this article may be helpful: http://acidx.net/wordpress/2014/06/installing-a-mailserver-with-postfix-dovecot-sasl-ldap-roundcube/
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# empty => LDAP authentification is disabled
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# 1 => LDAP authentification is enabled
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ENABLE_LDAP=
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# empty => no
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# yes => LDAP over TLS enabled for Postfix
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LDAP_START_TLS=
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# If you going to use the mailserver in combination with docker-compose you can set the service name here
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# empty => mail.domain.com
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# Specify the dns-name/ip-address where the ldap-server
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LDAP_SERVER_HOST=
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# empty => ou=people,dc=domain,dc=com
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# => e.g. LDAP_SEARCH_BASE=dc=mydomain,dc=local
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LDAP_SEARCH_BASE=
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# empty => cn=admin,dc=domain,dc=com
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# => take a look at examples of SASL_LDAP_BIND_DN
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LDAP_BIND_DN=
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# empty** => admin
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# => Specify the password to bind against ldap
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LDAP_BIND_PW=
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# e.g. `"(&(mail=%s)(mailEnabled=TRUE))"`
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# => Specify how ldap should be asked for users
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LDAP_QUERY_FILTER_USER=
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# e.g. `"(&(mailGroupMember=%s)(mailEnabled=TRUE))"`
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# => Specify how ldap should be asked for groups
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LDAP_QUERY_FILTER_GROUP=
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# e.g. `"(&(mailAlias=%s)(mailEnabled=TRUE))"`
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# => Specify how ldap should be asked for aliases
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LDAP_QUERY_FILTER_ALIAS=
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# -----------------------------------------------------------------------------------------------------------------------------
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# ---------------- Dovecot section --------------------------------------------------------------------------------------------
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# -----------------------------------------------------------------------------------------------------------------------------
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# empty => no
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# yes => LDAP over TLS enabled for Dovecot
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DOVECOT_TLS=
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# e.g. `"(&(objectClass=PostfixBookMailAccount)(uniqueIdentifier=%n))"`
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DOVECOT_USER_FILTER=
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# e.g. `"(&(objectClass=PostfixBookMailAccount)(uniqueIdentifier=%n))"`
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DOVECOT_PASS_FILTER=
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# -----------------------------------------------------------------------------------------------------------------------------
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# ---------------- Postgrey section -------------------------------------------------------------------------------------------
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# -----------------------------------------------------------------------------------------------------------------------------
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ENABLE_POSTGREY=0
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# greylist for N seconds
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POSTGREY_DELAY=300
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# delete entries older than N days since the last time that they have been seen
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POSTGREY_MAX_AGE=35
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# response when a mail is greylisted
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POSTGREY_TEXT=Delayed by postgrey
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# -----------------------------------------------------------------------------------------------------------------------------
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# ---------------- SASL section -----------------------------------------------------------------------------------------------
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# -----------------------------------------------------------------------------------------------------------------------------
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ENABLE_SASLAUTHD=0
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# empty => pam
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# `ldap` => authenticate against ldap server
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# `shadow` => authenticate against local user db
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# `mysql` => authenticate against mysql db
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# `rimap` => authenticate against imap server
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# NOTE: can be a list of mechanisms like pam ldap shadow
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SASLAUTHD_MECHANISMS=
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# empty => None
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# e.g. with SASLAUTHD_MECHANISMS rimap you need to specify the ip-address/servername of the imap server ==> xxx.xxx.xxx.xxx
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SASLAUTHD_MECH_OPTIONS=
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# empty => localhost
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SASLAUTHD_LDAP_SERVER=
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# empty or 0 => `ldap://` will be used
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# 1 => `ldaps://` will be used
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SASLAUTHD_LDAP_SSL=
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# empty => anonymous bind
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# specify an object with priviliges to search the directory tree
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# e.g. active directory: SASLAUTHD_LDAP_BIND_DN=cn=Administrator,cn=Users,dc=mydomain,dc=net
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# e.g. openldap: SASLAUTHD_LDAP_BIND_DN=cn=admin,dc=mydomain,dc=net
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SASLAUTHD_LDAP_BIND_DN=
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# empty => anonymous bind
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SASLAUTHD_LDAP_PASSWORD=
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# empty => Reverting to SASLAUTHD_MECHANISMS pam
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# specify the search base
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SASLAUTHD_LDAP_SEARCH_BASE=
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# empty => default filter `(&(uniqueIdentifier=%u)(mailEnabled=TRUE))`
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# e.g. for active directory: `(&(sAMAccountName=%U)(objectClass=person))`
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# e.g. for openldap: `(&(uid=%U)(objectClass=person))`
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SASLAUTHD_LDAP_FILTER=
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# empty => no
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# yes => LDAP over TLS enabled for SASL
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# Must not be used together with SASLAUTHD_LDAP_SSL=1_
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SASLAUTHD_LDAP_START_TLS=
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# empty => no
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# yes => Require and verify server certificate
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SASLAUTHD_LDAP_TLS_CHECK_PEER=
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# empty => No sasl_passwd will be created
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# string => `/etc/postfix/sasl_passwd` will be created with the string as password
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SASL_PASSWD=
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# -----------------------------------------------------------------------------------------------------------------------------
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# ---------------- SRS section --------------------------------------------------------------------------------------------
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# -----------------------------------------------------------------------------------------------------------------------------
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# empty => Envelope sender will be rewritten for all domains
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# provide comma separated list of domains to exclude from rewriting
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SRS_EXCLUDE_DOMAINS=
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# empty => generated when the image is built
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# provide a secret to use in base64
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# you may specify multiple keys, comma separated. the first one is used for
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# signing and the remaining will be used for verification. this is how you
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# rotate and expire keys
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SRS_SECRET=
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# -----------------------------------------------------------------------------------------------------------------------------
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# ---------------- Multi-domain relay section ---------------------------------------------------------------------------------
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# -----------------------------------------------------------------------------------------------------------------------------
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# Setup relaying for multiple domains based on the domain name of the sender
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# optionally uses usernames and passwords in postfix-sasl-password.cf and relay host mappings in postfix-relaymap.cf
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#
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# empty => don't configure relay host
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# default host to relay mail through
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RELAY_HOST=
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# empty => 25
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# default port to relay mail
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RELAY_PORT=25
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# empty => no default
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# default relay username (if no specific entry exists in postfix-sasl-password.cf)
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RELAY_USER=
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# empty => no default
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# password for default relay user
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RELAY_PASSWORD=
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