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-## Dovecot configuration file
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-
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-# If you're in a hurry, see http://wiki.dovecot.org/QuickConfiguration
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-
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-# "dovecot -n" command gives a clean output of the changed settings. Use it
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-# instead of copy&pasting this file when posting to the Dovecot mailing list.
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-
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-# '#' character and everything after it is treated as comments. Extra spaces
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-# and tabs are ignored. If you want to use either of these explicitly, put the
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-# value inside quotes, eg.: key = "# char and trailing whitespace "
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-
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-# Default values are shown for each setting, it's not required to uncomment
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-# any of the lines. Exception to this are paths, they're just examples with
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-# the real defaults being based on configure options. The paths listed here
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-# are for configure --prefix=/usr --sysconfdir=/etc --localstatedir=/var
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-# --with-ssldir=/etc/ssl
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-
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-# Base directory where to store runtime data.
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-#base_dir = /var/run/dovecot/
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-
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-# Protocols we want to be serving: imap imaps pop3 pop3s
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-# If you only want to use dovecot-auth, you can set this to "none".
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-protocols = imap imaps
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-
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-# A space separated list of IP or host addresses where to listen in for
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-# connections. "*" listens in all IPv4 interfaces. "[::]" listens in all IPv6
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-# interfaces. Use "*, [::]" for listening both IPv4 and IPv6.
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-#
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-# If you want to specify ports for each service, you will need to configure
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-# these settings inside the protocol imap/pop3 { ... } section, so you can
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-# specify different ports for IMAP/POP3. For example:
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-# protocol imap {
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-# listen = *:10143
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-# ssl_listen = *:10943
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-# ..
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-# }
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-# protocol pop3 {
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-# listen = *:10100
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-# ..
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-# }
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-#listen = *
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-
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-# Disable LOGIN command and all other plaintext authentications unless
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-# SSL/TLS is used (LOGINDISABLED capability). Note that if the remote IP
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-# matches the local IP (ie. you're connecting from the same computer), the
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-# connection is considered secure and plaintext authentication is allowed.
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-#disable_plaintext_auth = yes
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-
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-# Should all IMAP and POP3 processes be killed when Dovecot master process
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-# shuts down. Setting this to "no" means that Dovecot can be upgraded without
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-# forcing existing client connections to close (although that could also be
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-# a problem if the upgrade is eg. because of a security fix). This however
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-# means that after master process has died, the client processes can't write
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-# to log files anymore.
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-#shutdown_clients = yes
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-
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-##
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-## Logging
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-##
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-
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-# Log file to use for error messages, instead of sending them to syslog.
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-# /dev/stderr can be used to log into stderr.
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-#log_path =
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-
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-# Log file to use for informational and debug messages.
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-# Default is the same as log_path.
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-#info_log_path =
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-
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-# Prefix for each line written to log file. % codes are in strftime(3)
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-# format.
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-#log_timestamp = "%b %d %H:%M:%S "
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-
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-# Syslog facility to use if you're logging to syslog. Usually if you don't
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-# want to use "mail", you'll use local0..local7. Also other standard
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-# facilities are supported.
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-#syslog_facility = mail
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-
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-##
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-## SSL settings
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-##
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-
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-# IP or host address where to listen in for SSL connections. Defaults
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-# to above if not specified.
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-#ssl_listen =
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-
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-# Disable SSL/TLS support.
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-#ssl_disable = no
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-
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-# PEM encoded X.509 SSL/TLS certificate and private key. They're opened before
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-# dropping root privileges, so keep the key file unreadable by anyone but
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-# root. Included doc/mkcert.sh can be used to easily generate self-signed
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-# certificate, just make sure to update the domains in dovecot-openssl.cnf
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-#ssl_cert_file = /etc/ssl/certs/dovecot.pem
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-#ssl_key_file = /etc/ssl/private/dovecot.pem
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-
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-# If key file is password protected, give the password here. Alternatively
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-# give it when starting dovecot with -p parameter. Since this file is often
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-# world-readable, you may want to place this setting instead to a different
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-# root owned 0600 file by using !include_try <path>.
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-#ssl_key_password =
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-
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-# File containing trusted SSL certificate authorities. Set this only if you
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-# intend to use ssl_verify_client_cert=yes. The CAfile should contain the
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-# CA-certificate(s) followed by the matching CRL(s).
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-#ssl_ca_file =
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-
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-# Request client to send a certificate. If you also want to require it, set
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-# ssl_require_client_cert=yes in auth section.
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-#ssl_verify_client_cert = no
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-
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-# Which field from certificate to use for username. commonName and
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-# x500UniqueIdentifier are the usual choices. You'll also need to set
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-# ssl_username_from_cert=yes.
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-#ssl_cert_username_field = commonName
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-
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-# How often to regenerate the SSL parameters file. Generation is quite CPU
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-# intensive operation. The value is in hours, 0 disables regeneration
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-# entirely.
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-#ssl_parameters_regenerate = 168
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-
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-# SSL ciphers to use
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-#ssl_cipher_list = ALL:!LOW:!SSLv2
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-
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-# Show protocol level SSL errors.
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-#verbose_ssl = no
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-
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-##
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-## Login processes
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-##
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-
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-# <doc/wiki/LoginProcess.txt>
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-
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-# Directory where authentication process places authentication UNIX sockets
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-# which login needs to be able to connect to. The sockets are created when
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-# running as root, so you don't have to worry about permissions. Note that
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-# everything in this directory is deleted when Dovecot is started.
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-#login_dir = /var/run/dovecot/login
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-
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-# chroot login process to the login_dir. Only reason not to do this is if you
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-# wish to run the whole Dovecot without roots. <doc/wiki/Rootless.txt>
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-#login_chroot = yes
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-
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-# User to use for the login process. Create a completely new user for this,
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-# and don't use it anywhere else. The user must also belong to a group where
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-# only it has access, it's used to control access for authentication process.
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-# Note that this user is NOT used to access mails. <doc/wiki/UserIds.txt>
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-#login_user = dovecot
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-
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-# Set max. process size in megabytes. If you don't use
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-# login_process_per_connection you might need to grow this.
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-#login_process_size = 64
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-
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-# Should each login be processed in it's own process (yes), or should one
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-# login process be allowed to process multiple connections (no)? Yes is more
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-# secure, espcially with SSL/TLS enabled. No is faster since there's no need
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-# to create processes all the time.
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-#login_process_per_connection = yes
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-
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-# Number of login processes to keep for listening new connections.
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-#login_processes_count = 3
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-
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-# Maximum number of login processes to create. The listening process count
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-# usually stays at login_processes_count, but when multiple users start logging
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-# in at the same time more extra processes are created. To prevent fork-bombing
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-# we check only once in a second if new processes should be created - if all
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-# of them are used at the time, we double their amount until the limit set by
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-# this setting is reached.
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-#login_max_processes_count = 128
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-
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-# Maximum number of connections allowed per each login process. This setting
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-# is used only if login_process_per_connection=no. Once the limit is reached,
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-# the process notifies master so that it can create a new login process.
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-#login_max_connections = 256
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-
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-# Greeting message for clients.
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-#login_greeting = Dovecot ready.
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-
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-# Space-separated list of elements we want to log. The elements which have
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-# a non-empty variable value are joined together to form a comma-separated
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-# string.
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-#login_log_format_elements = user=<%u> method=%m rip=%r lip=%l %c
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-
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-# Login log format. %$ contains login_log_format_elements string, %s contains
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-# the data we want to log.
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-#login_log_format = %$: %s
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-
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-##
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-## Mailbox locations and namespaces
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-##
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-
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-# Location for users' mailboxes. This is the same as the old default_mail_env
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-# setting. The default is empty, which means that Dovecot tries to find the
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-# mailboxes automatically. This won't work if the user doesn't have any mail
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-# yet, so you should explicitly tell Dovecot the full location.
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-#
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-# If you're using mbox, giving a path to the INBOX file (eg. /var/mail/%u)
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-# isn't enough. You'll also need to tell Dovecot where the other mailboxes are
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-# kept. This is called the "root mail directory", and it must be the first
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-# path given in the mail_location setting.
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-#
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-# There are a few special variables you can use, eg.:
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-#
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-# %u - username
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-# %n - user part in user@domain, same as %u if there's no domain
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-# %d - domain part in user@domain, empty if there's no domain
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-# %h - home directory
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-#
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-# See doc/wiki/Variables.txt for full list. Some examples:
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-#
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-# mail_location = maildir:~/Maildir
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-# mail_location = mbox:~/mail:INBOX=/var/mail/%u
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-# mail_location = mbox:/var/mail/%d/%1n/%n:INDEX=/var/indexes/%d/%1n/%n
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-#
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-# <doc/wiki/MailLocation.txt>
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-#
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-#mail_location =
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-
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-# If you need to set multiple mailbox locations or want to change default
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-# namespace settings, you can do it by defining namespace sections.
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-# NOTE: Namespaces currently work ONLY with IMAP! POP3 and LDA currently ignore
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-# namespaces completely, they use only the mail_location setting.
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-#
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-# You can have private, shared and public namespaces. The only difference
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-# between them is how Dovecot announces them to client via NAMESPACE
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-# extension. Shared namespaces are meant for user-owned mailboxes which are
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-# shared to other users, while public namespaces are for more globally
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-# accessible mailboxes.
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-#
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-# REMEMBER: If you add any namespaces, the default namespace must be added
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-# explicitly, ie. mail_location does nothing unless you have a namespace
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-# without a location setting. Default namespace is simply done by having a
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-# namespace with empty prefix.
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-#namespace private {
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- # Hierarchy separator to use. You should use the same separator for all
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- # namespaces or some clients get confused. '/' is usually a good one.
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- # The default however depends on the underlying mail storage format.
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- #separator =
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-
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- # Prefix required to access this namespace. This needs to be different for
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- # all namespaces. For example "Public/".
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- #prefix =
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-
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- # Physical location of the mailbox. This is in same format as
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- # mail_location, which is also the default for it.
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- #location =
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-
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- # There can be only one INBOX, and this setting defines which namespace
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- # has it.
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- #inbox = no
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-
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- # If namespace is hidden, it's not advertised to clients via NAMESPACE
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- # extension. You'll most likely also want to set list=no. This is mostly
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- # useful when converting from another server with different namespaces which
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- # you want to deprecate but still keep working. For example you can create
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- # hidden namespaces with prefixes "~/mail/", "~%u/mail/" and "mail/".
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- #hidden = yes
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-
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- # Show the mailboxes under this namespace with LIST command. This makes the
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- # namespace visible for clients that don't support NAMESPACE extension.
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- #list = yes
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-
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- # Namespace handles its own subscriptions. If set to "no", the parent
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- # namespace handles them (empty prefix should always have this as "yes")
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- #subscriptions = yes
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-#}
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-
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-# System user and group used to access mails. If you use multiple, userdb
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-# can override these by returning uid or gid fields. You can use either numbers
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-# or names. <doc/wiki/UserIds>
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-#mail_uid =
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-#mail_gid =
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-
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-# Group to enable temporarily for privileged operations. Currently this is
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-# used only with INBOX when either its initial creation or dotlocking fails.
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-# Typically this is set to "mail" to give access to /var/mail.
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-#mail_privileged_group =
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-
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-# Grant access to these supplementary groups for mail processes. Typically
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-# these are used to set up access to shared mailboxes. Note that it may be
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-# dangerous to set these if users can create symlinks (e.g. if "mail" group is
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-# set here, ln -s /var/mail ~/mail/var could allow a user to delete others'
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-# mailboxes, or ln -s /secret/shared/box ~/mail/mybox would allow reading it).
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-#mail_access_groups =
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-
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-# Allow full filesystem access to clients. There's no access checks other than
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-# what the operating system does for the active UID/GID. It works with both
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-# maildir and mboxes, allowing you to prefix mailboxes names with eg. /path/
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-# or ~user/.
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-#mail_full_filesystem_access = no
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-
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-##
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-## Mail processes
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-##
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-
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-# Enable mail process debugging. This can help you figure out why Dovecot
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-# isn't finding your mails.
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-#mail_debug = no
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-
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-# Log prefix for mail processes. See doc/wiki/Variables.txt for list of
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-# possible variables you can use.
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-#mail_log_prefix = "%Us(%u): "
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-
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-# Max. number of lines a mail process is allowed to log per second before it's
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-# throttled. 0 means unlimited. Typically there's no need to change this
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-# unless you're using mail_log plugin, which may log a lot. This setting is
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-# ignored while mail_debug=yes to avoid pointless throttling.
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-#mail_log_max_lines_per_sec = 10
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-
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-# Don't use mmap() at all. This is required if you store indexes to shared
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-# filesystems (NFS or clustered filesystem).
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-#mmap_disable = no
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-
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-# Rely on O_EXCL to work when creating dotlock files. NFS supports O_EXCL
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-# since version 3, so this should be safe to use nowadays by default.
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-#dotlock_use_excl = yes
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-
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-# Don't use fsync() or fdatasync() calls. This makes the performance better
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-# at the cost of potential data loss if the server (or the file server)
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-# goes down.
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-#fsync_disable = no
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-
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-# Mail storage exists in NFS. Set this to yes to make Dovecot flush NFS caches
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-# whenever needed. If you're using only a single mail server this isn't needed.
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-#mail_nfs_storage = no
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-# Mail index files also exist in NFS. Setting this to yes requires
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-# mmap_disable=yes and fsync_disable=no.
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-#mail_nfs_index = no
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-
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-# Locking method for index files. Alternatives are fcntl, flock and dotlock.
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-# Dotlocking uses some tricks which may create more disk I/O than other locking
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-# methods. NFS users: flock doesn't work, remember to change mmap_disable.
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-#lock_method = fcntl
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-
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-# Drop all privileges before exec()ing the mail process. This is mostly
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-# meant for debugging, otherwise you don't get core dumps. It could be a small
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-# security risk if you use single UID for multiple users, as the users could
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-# ptrace() each others processes then.
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-#mail_drop_priv_before_exec = no
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-
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-# Show more verbose process titles (in ps). Currently shows user name and
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-# IP address. Useful for seeing who are actually using the IMAP processes
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-# (eg. shared mailboxes or if same uid is used for multiple accounts).
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-#verbose_proctitle = no
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-
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-# Valid UID range for users, defaults to 500 and above. This is mostly
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-# to make sure that users can't log in as daemons or other system users.
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-# Note that denying root logins is hardcoded to dovecot binary and can't
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-# be done even if first_valid_uid is set to 0.
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-#first_valid_uid = 500
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-#last_valid_uid = 0
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-
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-# Valid GID range for users, defaults to non-root/wheel. Users having
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-# non-valid GID as primary group ID aren't allowed to log in. If user
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-# belongs to supplementary groups with non-valid GIDs, those groups are
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-# not set.
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-#first_valid_gid = 1
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-#last_valid_gid = 0
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-
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-# Maximum number of running mail processes. When this limit is reached,
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-# new users aren't allowed to log in.
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-#max_mail_processes = 512
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-
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-# Set max. process size in megabytes. Most of the memory goes to mmap()ing
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-# files, so it shouldn't harm much even if this limit is set pretty high.
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-#mail_process_size = 256
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-
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-# Maximum allowed length for mail keyword name. It's only forced when trying
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-# to create new keywords.
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-#mail_max_keyword_length = 50
|
|
|
-
|
|
|
-# ':' separated list of directories under which chrooting is allowed for mail
|
|
|
-# processes (ie. /var/mail will allow chrooting to /var/mail/foo/bar too).
|
|
|
-# This setting doesn't affect login_chroot, mail_chroot or auth chroot
|
|
|
-# settings.
|
|
|
-# WARNING: Never add directories here which local users can modify, that
|
|
|
-# may lead to root exploit. Usually this should be done only if you don't
|
|
|
-# allow shell access for users. <doc/wiki/Chrooting.txt>
|
|
|
-#valid_chroot_dirs =
|
|
|
-
|
|
|
-# Default chroot directory for mail processes. This can be overridden for
|
|
|
-# specific users in user database by giving /./ in user's home directory
|
|
|
-# (eg. /home/./user chroots into /home). Note that usually there is no real
|
|
|
-# need to do chrooting, Dovecot doesn't allow users to access files outside
|
|
|
-# their mail directory anyway. If your home directories are prefixed with
|
|
|
-# the chroot directory, append "/." to mail_chroot. <doc/wiki/Chrooting.txt>
|
|
|
-#mail_chroot =
|
|
|
-
|
|
|
-##
|
|
|
-## Mailbox handling optimizations
|
|
|
-##
|
|
|
-
|
|
|
-# The minimum number of mails in a mailbox before updates are done to cache
|
|
|
-# file. This allows optimizing Dovecot's behavior to do less disk writes at
|
|
|
-# the cost of more disk reads.
|
|
|
-#mail_cache_min_mail_count = 0
|
|
|
-
|
|
|
-# When IDLE command is running, mailbox is checked once in a while to see if
|
|
|
-# there are any new mails or other changes. This setting defines the minimum
|
|
|
-# time in seconds to wait between those checks. Dovecot can also use dnotify,
|
|
|
-# inotify and kqueue to find out immediately when changes occur.
|
|
|
-#mailbox_idle_check_interval = 30
|
|
|
-
|
|
|
-# Save mails with CR+LF instead of plain LF. This makes sending those mails
|
|
|
-# take less CPU, especially with sendfile() syscall with Linux and FreeBSD.
|
|
|
-# But it also creates a bit more disk I/O which may just make it slower.
|
|
|
-# Also note that if other software reads the mboxes/maildirs, they may handle
|
|
|
-# the extra CRs wrong and cause problems.
|
|
|
-#mail_save_crlf = no
|
|
|
-
|
|
|
-##
|
|
|
-## Maildir-specific settings
|
|
|
-##
|
|
|
-
|
|
|
-# By default LIST command returns all entries in maildir beginning with a dot.
|
|
|
-# Enabling this option makes Dovecot return only entries which are directories.
|
|
|
-# This is done by stat()ing each entry, so it causes more disk I/O.
|
|
|
-# (For systems setting struct dirent->d_type, this check is free and it's
|
|
|
-# done always regardless of this setting)
|
|
|
-#maildir_stat_dirs = no
|
|
|
-
|
|
|
-# When copying a message, do it with hard links whenever possible. This makes
|
|
|
-# the performance much better, and it's unlikely to have any side effects.
|
|
|
-#maildir_copy_with_hardlinks = yes
|
|
|
-
|
|
|
-# When copying a message, try to preserve the base filename. Only if the
|
|
|
-# destination mailbox already contains the same name (ie. the mail is being
|
|
|
-# copied there twice), a new name is given. The destination filename check is
|
|
|
-# done only by looking at dovecot-uidlist file, so if something outside
|
|
|
-# Dovecot does similar filename preserving copies, you may run into problems.
|
|
|
-# NOTE: This setting requires maildir_copy_with_hardlinks = yes to work.
|
|
|
-#maildir_copy_preserve_filename = no
|
|
|
-
|
|
|
-##
|
|
|
-## mbox-specific settings
|
|
|
-##
|
|
|
-
|
|
|
-# Which locking methods to use for locking mbox. There are four available:
|
|
|
-# dotlock: Create <mailbox>.lock file. This is the oldest and most NFS-safe
|
|
|
-# solution. If you want to use /var/mail/ like directory, the users
|
|
|
-# will need write access to that directory.
|
|
|
-# dotlock_try: Same as dotlock, but if it fails because of permissions or
|
|
|
-# because there isn't enough disk space, just skip it.
|
|
|
-# fcntl : Use this if possible. Works with NFS too if lockd is used.
|
|
|
-# flock : May not exist in all systems. Doesn't work with NFS.
|
|
|
-# lockf : May not exist in all systems. Doesn't work with NFS.
|
|
|
-#
|
|
|
-# You can use multiple locking methods; if you do the order they're declared
|
|
|
-# in is important to avoid deadlocks if other MTAs/MUAs are using multiple
|
|
|
-# locking methods as well. Some operating systems don't allow using some of
|
|
|
-# them simultaneously.
|
|
|
-#mbox_read_locks = fcntl
|
|
|
-#mbox_write_locks = dotlock fcntl
|
|
|
-
|
|
|
-# Maximum time in seconds to wait for lock (all of them) before aborting.
|
|
|
-#mbox_lock_timeout = 300
|
|
|
-
|
|
|
-# If dotlock exists but the mailbox isn't modified in any way, override the
|
|
|
-# lock file after this many seconds.
|
|
|
-#mbox_dotlock_change_timeout = 120
|
|
|
-
|
|
|
-# When mbox changes unexpectedly we have to fully read it to find out what
|
|
|
-# changed. If the mbox is large this can take a long time. Since the change
|
|
|
-# is usually just a newly appended mail, it'd be faster to simply read the
|
|
|
-# new mails. If this setting is enabled, Dovecot does this but still safely
|
|
|
-# fallbacks to re-reading the whole mbox file whenever something in mbox isn't
|
|
|
-# how it's expected to be. The only real downside to this setting is that if
|
|
|
-# some other MUA changes message flags, Dovecot doesn't notice it immediately.
|
|
|
-# Note that a full sync is done with SELECT, EXAMINE, EXPUNGE and CHECK
|
|
|
-# commands.
|
|
|
-#mbox_dirty_syncs = yes
|
|
|
-
|
|
|
-# Like mbox_dirty_syncs, but don't do full syncs even with SELECT, EXAMINE,
|
|
|
-# EXPUNGE or CHECK commands. If this is set, mbox_dirty_syncs is ignored.
|
|
|
-#mbox_very_dirty_syncs = no
|
|
|
-
|
|
|
-# Delay writing mbox headers until doing a full write sync (EXPUNGE and CHECK
|
|
|
-# commands and when closing the mailbox). This is especially useful for POP3
|
|
|
-# where clients often delete all mails. The downside is that our changes
|
|
|
-# aren't immediately visible to other MUAs.
|
|
|
-#mbox_lazy_writes = yes
|
|
|
-
|
|
|
-# If mbox size is smaller than this (in kilobytes), don't write index files.
|
|
|
-# If an index file already exists it's still read, just not updated.
|
|
|
-#mbox_min_index_size = 0
|
|
|
-
|
|
|
-##
|
|
|
-## dbox-specific settings
|
|
|
-##
|
|
|
-
|
|
|
-# Maximum dbox file size in kilobytes until it's rotated.
|
|
|
-#dbox_rotate_size = 2048
|
|
|
-
|
|
|
-# Minimum dbox file size in kilobytes before it's rotated
|
|
|
-# (overrides dbox_rotate_days)
|
|
|
-#dbox_rotate_min_size = 16
|
|
|
-
|
|
|
-# Maximum dbox file age in days until it's rotated. Day always begins from
|
|
|
-# midnight, so 1 = today, 2 = yesterday, etc. 0 = check disabled.
|
|
|
-#dbox_rotate_days = 0
|
|
|
-
|
|
|
-##
|
|
|
-## IMAP specific settings
|
|
|
-##
|
|
|
-
|
|
|
-protocol imap {
|
|
|
- # Login executable location.
|
|
|
- #login_executable = /usr/libexec/dovecot/imap-login
|
|
|
-
|
|
|
- # IMAP executable location. Changing this allows you to execute other
|
|
|
- # binaries before the imap process is executed.
|
|
|
- #
|
|
|
- # This would write rawlogs into ~/dovecot.rawlog/ directory:
|
|
|
- # mail_executable = /usr/libexec/dovecot/rawlog /usr/libexec/dovecot/imap
|
|
|
- #
|
|
|
- # This would attach gdb into the imap process and write backtraces into
|
|
|
- # /tmp/gdbhelper.* files:
|
|
|
- # mail_executable = /usr/libexec/dovecot/gdbhelper /usr/libexec/dovecot/imap
|
|
|
- #
|
|
|
- #mail_executable = /usr/libexec/dovecot/imap
|
|
|
-
|
|
|
- # Maximum IMAP command line length in bytes. Some clients generate very long
|
|
|
- # command lines with huge mailboxes, so you may need to raise this if you get
|
|
|
- # "Too long argument" or "IMAP command line too large" errors often.
|
|
|
- #imap_max_line_length = 65536
|
|
|
-
|
|
|
- # Maximum number of IMAP connections allowed for a user from each IP address.
|
|
|
- # NOTE: The username is compared case-sensitively.
|
|
|
- #mail_max_userip_connections = 10
|
|
|
-
|
|
|
- # Support for dynamically loadable plugins. mail_plugins is a space separated
|
|
|
- # list of plugins to load.
|
|
|
- #mail_plugins =
|
|
|
- #mail_plugin_dir = /usr/lib/dovecot/imap
|
|
|
-
|
|
|
- # Send IMAP capabilities in greeting message. This makes it unnecessary for
|
|
|
- # clients to request it with CAPABILITY command, so it saves one round-trip.
|
|
|
- # Many clients however don't understand it and ask the CAPABILITY anyway.
|
|
|
- #login_greeting_capability = no
|
|
|
-
|
|
|
- # IMAP logout format string:
|
|
|
- # %i - total number of bytes read from client
|
|
|
- # %o - total number of bytes sent to client
|
|
|
- #imap_logout_format = bytes=%i/%o
|
|
|
-
|
|
|
- # Override the IMAP CAPABILITY response.
|
|
|
- #imap_capability =
|
|
|
-
|
|
|
- # Workarounds for various client bugs:
|
|
|
- # delay-newmail:
|
|
|
- # Send EXISTS/RECENT new mail notifications only when replying to NOOP
|
|
|
- # and CHECK commands. Some clients ignore them otherwise, for example OSX
|
|
|
- # Mail (<v2.1). Outlook Express breaks more badly though, without this it
|
|
|
- # may show user "Message no longer in server" errors. Note that OE6 still
|
|
|
- # breaks even with this workaround if synchronization is set to
|
|
|
- # "Headers Only".
|
|
|
- # netscape-eoh:
|
|
|
- # Netscape 4.x breaks if message headers don't end with the empty "end of
|
|
|
- # headers" line. Normally all messages have this, but setting this
|
|
|
- # workaround makes sure that Netscape never breaks by adding the line if
|
|
|
- # it doesn't exist. This is done only for FETCH BODY[HEADER.FIELDS..]
|
|
|
- # commands. Note that RFC says this shouldn't be done.
|
|
|
- # tb-extra-mailbox-sep:
|
|
|
- # With mbox storage a mailbox can contain either mails or submailboxes,
|
|
|
- # but not both. Thunderbird separates these two by forcing server to
|
|
|
- # accept '/' suffix in mailbox names in subscriptions list.
|
|
|
- # The list is space-separated.
|
|
|
- #imap_client_workarounds =
|
|
|
-}
|
|
|
-
|
|
|
-##
|
|
|
-## POP3 specific settings
|
|
|
-##
|
|
|
-
|
|
|
-protocol pop3 {
|
|
|
- # Login executable location.
|
|
|
- #login_executable = /usr/libexec/dovecot/pop3-login
|
|
|
-
|
|
|
- # POP3 executable location. See IMAP's mail_executable above for examples
|
|
|
- # how this could be changed.
|
|
|
- #mail_executable = /usr/libexec/dovecot/pop3
|
|
|
-
|
|
|
- # Don't try to set mails non-recent or seen with POP3 sessions. This is
|
|
|
- # mostly intended to reduce disk I/O. With maildir it doesn't move files
|
|
|
- # from new/ to cur/, with mbox it doesn't write Status-header.
|
|
|
- #pop3_no_flag_updates = no
|
|
|
-
|
|
|
- # Support LAST command which exists in old POP3 specs, but has been removed
|
|
|
- # from new ones. Some clients still wish to use this though. Enabling this
|
|
|
- # makes RSET command clear all \Seen flags from messages.
|
|
|
- #pop3_enable_last = no
|
|
|
-
|
|
|
- # If mail has X-UIDL header, use it as the mail's UIDL.
|
|
|
- #pop3_reuse_xuidl = no
|
|
|
-
|
|
|
- # Keep the mailbox locked for the entire POP3 session.
|
|
|
- #pop3_lock_session = no
|
|
|
-
|
|
|
- # POP3 UIDL (unique mail identifier) format to use. You can use following
|
|
|
- # variables, along with the variable modifiers described in
|
|
|
- # doc/wiki/Variables.txt (e.g. %Uf for the filename in uppercase)
|
|
|
- #
|
|
|
- # %v - Mailbox's IMAP UIDVALIDITY
|
|
|
- # %u - Mail's IMAP UID
|
|
|
- # %m - MD5 sum of the mailbox headers in hex (mbox only)
|
|
|
- # %f - filename (maildir only)
|
|
|
- #
|
|
|
- # If you want UIDL compatibility with other POP3 servers, use:
|
|
|
- # UW's ipop3d : %08Xv%08Xu
|
|
|
- # Courier : %f or %v-%u (both might be used simultaneosly)
|
|
|
- # Cyrus (<= 2.1.3) : %u
|
|
|
- # Cyrus (>= 2.1.4) : %v.%u
|
|
|
- # Dovecot v0.99.x : %v.%u
|
|
|
- # tpop3d : %Mf
|
|
|
- #
|
|
|
- # Note that Outlook 2003 seems to have problems with %v.%u format which was
|
|
|
- # Dovecot's default, so if you're building a new server it would be a good
|
|
|
- # idea to change this. %08Xu%08Xv should be pretty fail-safe.
|
|
|
- #
|
|
|
- #pop3_uidl_format = %08Xu%08Xv
|
|
|
-
|
|
|
- # POP3 logout format string:
|
|
|
- # %i - total number of bytes read from client
|
|
|
- # %o - total number of bytes sent to client
|
|
|
- # %t - number of TOP commands
|
|
|
- # %p - number of bytes sent to client as a result of TOP command
|
|
|
- # %r - number of RETR commands
|
|
|
- # %b - number of bytes sent to client as a result of RETR command
|
|
|
- # %d - number of deleted messages
|
|
|
- # %m - number of messages (before deletion)
|
|
|
- # %s - mailbox size in bytes (before deletion)
|
|
|
- #pop3_logout_format = top=%t/%p, retr=%r/%b, del=%d/%m, size=%s
|
|
|
-
|
|
|
- # Maximum number of POP3 connections allowed for a user from each IP address.
|
|
|
- # NOTE: The username is compared case-sensitively.
|
|
|
- #mail_max_userip_connections = 3
|
|
|
-
|
|
|
- # Support for dynamically loadable plugins. mail_plugins is a space separated
|
|
|
- # list of plugins to load.
|
|
|
- #mail_plugins =
|
|
|
- #mail_plugin_dir = /usr/lib/dovecot/pop3
|
|
|
-
|
|
|
- # Workarounds for various client bugs:
|
|
|
- # outlook-no-nuls:
|
|
|
- # Outlook and Outlook Express hang if mails contain NUL characters.
|
|
|
- # This setting replaces them with 0x80 character.
|
|
|
- # oe-ns-eoh:
|
|
|
- # Outlook Express and Netscape Mail breaks if end of headers-line is
|
|
|
- # missing. This option simply sends it if it's missing.
|
|
|
- # The list is space-separated.
|
|
|
- #pop3_client_workarounds =
|
|
|
-}
|
|
|
-
|
|
|
-##
|
|
|
-## LDA specific settings
|
|
|
-##
|
|
|
-
|
|
|
-protocol lda {
|
|
|
- # Address to use when sending rejection mails.
|
|
|
- postmaster_address = postmaster@example.com
|
|
|
-
|
|
|
- # Hostname to use in various parts of sent mails, eg. in Message-Id.
|
|
|
- # Default is the system's real hostname.
|
|
|
- #hostname =
|
|
|
-
|
|
|
- # Support for dynamically loadable plugins. mail_plugins is a space separated
|
|
|
- # list of plugins to load.
|
|
|
- #mail_plugins =
|
|
|
- #mail_plugin_dir = /usr/lib/dovecot/lda
|
|
|
-
|
|
|
- # If user is over quota, return with temporary failure instead of
|
|
|
- # bouncing the mail.
|
|
|
- #quota_full_tempfail = no
|
|
|
-
|
|
|
- # Format to use for logging mail deliveries. You can use variables:
|
|
|
- # %$ - Delivery status message (e.g. "saved to INBOX")
|
|
|
- # %m - Message-ID
|
|
|
- # %s - Subject
|
|
|
- # %f - From address
|
|
|
- #deliver_log_format = msgid=%m: %$
|
|
|
-
|
|
|
- # Binary to use for sending mails.
|
|
|
- #sendmail_path = /usr/lib/sendmail
|
|
|
-
|
|
|
- # Human readable error message for rejection mails. Use can use variables:
|
|
|
- # %n = CRLF, %r = reason, %s = subject, %t = recipient
|
|
|
- #rejection_reason = Your message to <%t> was automatically rejected:%n%r
|
|
|
-
|
|
|
- # UNIX socket path to master authentication server to find users.
|
|
|
- #auth_socket_path = /var/run/dovecot/auth-master
|
|
|
-}
|
|
|
-
|
|
|
-##
|
|
|
-## Authentication processes
|
|
|
-##
|
|
|
-
|
|
|
-# Executable location
|
|
|
-#auth_executable = /usr/libexec/dovecot/dovecot-auth
|
|
|
-
|
|
|
-# Set max. process size in megabytes.
|
|
|
-#auth_process_size = 256
|
|
|
-
|
|
|
-# Authentication cache size in kilobytes. 0 means it's disabled.
|
|
|
-# Note that bsdauth, PAM and vpopmail require cache_key to be set for caching
|
|
|
-# to be used.
|
|
|
-#auth_cache_size = 0
|
|
|
-# Time to live in seconds for cached data. After this many seconds the cached
|
|
|
-# record is no longer used, *except* if the main database lookup returns
|
|
|
-# internal failure. We also try to handle password changes automatically: If
|
|
|
-# user's previous authentication was successful, but this one wasn't, the
|
|
|
-# cache isn't used. For now this works only with plaintext authentication.
|
|
|
-#auth_cache_ttl = 3600
|
|
|
-# TTL for negative hits (user not found). 0 disables caching them completely.
|
|
|
-#auth_cache_negative_ttl = 3600
|
|
|
-
|
|
|
-# Space separated list of realms for SASL authentication mechanisms that need
|
|
|
-# them. You can leave it empty if you don't want to support multiple realms.
|
|
|
-# Many clients simply use the first one listed here, so keep the default realm
|
|
|
-# first.
|
|
|
-#auth_realms =
|
|
|
-
|
|
|
-# Default realm/domain to use if none was specified. This is used for both
|
|
|
-# SASL realms and appending @domain to username in plaintext logins.
|
|
|
-#auth_default_realm =
|
|
|
-
|
|
|
-# List of allowed characters in username. If the user-given username contains
|
|
|
-# a character not listed in here, the login automatically fails. This is just
|
|
|
-# an extra check to make sure user can't exploit any potential quote escaping
|
|
|
-# vulnerabilities with SQL/LDAP databases. If you want to allow all characters,
|
|
|
-# set this value to empty.
|
|
|
-#auth_username_chars = abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ01234567890.-_@
|
|
|
-
|
|
|
-# Username character translations before it's looked up from databases. The
|
|
|
-# value contains series of from -> to characters. For example "#@/@" means
|
|
|
-# that '#' and '/' characters are translated to '@'.
|
|
|
-#auth_username_translation =
|
|
|
-
|
|
|
-# Username formatting before it's looked up from databases. You can use
|
|
|
-# the standard variables here, eg. %Lu would lowercase the username, %n would
|
|
|
-# drop away the domain if it was given, or "%n-AT-%d" would change the '@' into
|
|
|
-# "-AT-". This translation is done after auth_username_translation changes.
|
|
|
-#auth_username_format =
|
|
|
-
|
|
|
-# If you want to allow master users to log in by specifying the master
|
|
|
-# username within the normal username string (ie. not using SASL mechanism's
|
|
|
-# support for it), you can specify the separator character here. The format
|
|
|
-# is then <username><separator><master username>. UW-IMAP uses "*" as the
|
|
|
-# separator, so that could be a good choice.
|
|
|
-#auth_master_user_separator =
|
|
|
-
|
|
|
-# Username to use for users logging in with ANONYMOUS SASL mechanism
|
|
|
-#auth_anonymous_username = anonymous
|
|
|
-
|
|
|
-# More verbose logging. Useful for figuring out why authentication isn't
|
|
|
-# working.
|
|
|
-#auth_verbose = no
|
|
|
-
|
|
|
-# Even more verbose logging for debugging purposes. Shows for example SQL
|
|
|
-# queries.
|
|
|
-#auth_debug = no
|
|
|
-
|
|
|
-# In case of password mismatches, log the passwords and used scheme so the
|
|
|
-# problem can be debugged. Enabling this also enables auth_debug.
|
|
|
-#auth_debug_passwords = no
|
|
|
-
|
|
|
-# Maximum number of dovecot-auth worker processes. They're used to execute
|
|
|
-# blocking passdb and userdb queries (eg. MySQL and PAM). They're
|
|
|
-# automatically created and destroyed as needed.
|
|
|
-#auth_worker_max_count = 30
|
|
|
-
|
|
|
-# Number of auth requests to handle before destroying the process. This may
|
|
|
-# be useful if PAM plugins leak memory.
|
|
|
-#auth_worker_max_request_count = 0
|
|
|
-
|
|
|
-# Host name to use in GSSAPI principal names. The default is to use the
|
|
|
-# name returned by gethostname().
|
|
|
-#auth_gssapi_hostname =
|
|
|
-
|
|
|
-# Kerberos keytab to use for the GSSAPI mechanism. Will use the system
|
|
|
-# default (usually /etc/krb5.keytab) if not specified.
|
|
|
-#auth_krb5_keytab =
|
|
|
-
|
|
|
-# Do NTLM authentication using Samba's winbind daemon and ntlm_auth helper.
|
|
|
-# <doc/wiki/Authentication/Mechanisms/Winbind.txt>
|
|
|
-#auth_ntlm_use_winbind = no
|
|
|
-
|
|
|
-# Path for Samba's ntlm_auth helper binary.
|
|
|
-#auth_winbind_helper_path = /usr/bin/ntlm_auth
|
|
|
-
|
|
|
-# Number of seconds to delay before replying to failed authentications.
|
|
|
-#auth_failure_delay = 2
|
|
|
-
|
|
|
-auth default {
|
|
|
- # Space separated list of wanted authentication mechanisms:
|
|
|
- # plain login digest-md5 cram-md5 ntlm rpa apop anonymous gssapi otp skey
|
|
|
- # gss-spnego
|
|
|
- # NOTE: See also disable_plaintext_auth setting.
|
|
|
- mechanisms = plain
|
|
|
-
|
|
|
- #
|
|
|
- # Password database is used to verify user's password (and nothing more).
|
|
|
- # You can have multiple passdbs and userdbs. This is useful if you want to
|
|
|
- # allow both system users (/etc/passwd) and virtual users to login without
|
|
|
- # duplicating the system users into virtual database.
|
|
|
- #
|
|
|
- # <doc/wiki/PasswordDatabase.txt>
|
|
|
- #
|
|
|
- # By adding master=yes setting inside a passdb you make the passdb a list
|
|
|
- # of "master users", who can log in as anyone else. Unless you're using PAM,
|
|
|
- # you probably still want the destination user to be looked up from passdb
|
|
|
- # that it really exists. This can be done by adding pass=yes setting to the
|
|
|
- # master passdb. <doc/wiki/Authentication.MasterUsers.txt>
|
|
|
-
|
|
|
- # Users can be temporarily disabled by adding a passdb with deny=yes.
|
|
|
- # If the user is found from that database, authentication will fail.
|
|
|
- # The deny passdb should always be specified before others, so it gets
|
|
|
- # checked first. Here's an example:
|
|
|
-
|
|
|
- #passdb passwd-file {
|
|
|
- # File contains a list of usernames, one per line
|
|
|
- #args = /etc/dovecot.deny
|
|
|
- #deny = yes
|
|
|
- #}
|
|
|
-
|
|
|
- # PAM authentication. Preferred nowadays by most systems.
|
|
|
- # Note that PAM can only be used to verify if user's password is correct,
|
|
|
- # so it can't be used as userdb. If you don't want to use a separate user
|
|
|
- # database (passwd usually), you can use static userdb.
|
|
|
- # REMEMBER: You'll need /etc/pam.d/dovecot file created for PAM
|
|
|
- # authentication to actually work. <doc/wiki/PasswordDatabase.PAM.txt>
|
|
|
- #passdb pam {
|
|
|
- # [session=yes] [setcred=yes] [failure_show_msg=yes]
|
|
|
- # [cache_key=<key>] [<service name>]
|
|
|
- #
|
|
|
- # session=yes makes Dovecot open and immediately close PAM session. Some
|
|
|
- # PAM plugins need this to work, such as pam_mkhomedir.
|
|
|
- #
|
|
|
- # setcred=yes makes Dovecot establish PAM credentials if some PAM plugins
|
|
|
- # need that. They aren't ever deleted though, so this isn't enabled by
|
|
|
- # default.
|
|
|
- #
|
|
|
- # cache_key can be used to enable authentication caching for PAM
|
|
|
- # (auth_cache_size also needs to be set). It isn't enabled by default
|
|
|
- # because PAM modules can do all kinds of checks besides checking password,
|
|
|
- # such as checking IP address. Dovecot can't know about these checks
|
|
|
- # without some help. cache_key is simply a list of variables (see
|
|
|
- # doc/wiki/Variables.txt) which must match for the cached data to be used.
|
|
|
- # Here are some examples:
|
|
|
- # %u - Username must match. Probably sufficient for most uses.
|
|
|
- # %u%r - Username and remote IP address must match.
|
|
|
- # %u%s - Username and service (ie. IMAP, POP3) must match.
|
|
|
- #
|
|
|
- # The service name can contain variables, for example %Ls expands to
|
|
|
- # pop3 or imap.
|
|
|
- #
|
|
|
- # Some examples:
|
|
|
- # args = session=yes %Ls
|
|
|
- # args = cache_key=%u dovecot
|
|
|
- #args = dovecot
|
|
|
- #}
|
|
|
-
|
|
|
- # System users (NSS, /etc/passwd, or similiar)
|
|
|
- # In many systems nowadays this uses Name Service Switch, which is
|
|
|
- # configured in /etc/nsswitch.conf. <doc/wiki/AuthDatabase.Passwd.txt>
|
|
|
- passdb passwd {
|
|
|
- # [blocking=yes] - See userdb passwd for explanation
|
|
|
- #args =
|
|
|
- }
|
|
|
-
|
|
|
- # Shadow passwords for system users (NSS, /etc/shadow or similiar).
|
|
|
- # Deprecated by PAM nowadays.
|
|
|
- # <doc/wiki/PasswordDatabase.Shadow.txt>
|
|
|
- #passdb shadow {
|
|
|
- # [blocking=yes] - See userdb passwd for explanation
|
|
|
- #args =
|
|
|
- #}
|
|
|
-
|
|
|
- # PAM-like authentication for OpenBSD.
|
|
|
- # <doc/wiki/PasswordDatabase.BSDAuth.txt>
|
|
|
- #passdb bsdauth {
|
|
|
- # [cache_key=<key>] - See cache_key in PAM for explanation.
|
|
|
- #args =
|
|
|
- #}
|
|
|
-
|
|
|
- # passwd-like file with specified location
|
|
|
- # <doc/wiki/AuthDatabase.PasswdFile.txt>
|
|
|
- #passdb passwd-file {
|
|
|
- # [scheme=<default password scheme>] [username_format=<format>]
|
|
|
- # <Path for passwd-file>
|
|
|
- #args =
|
|
|
- #}
|
|
|
-
|
|
|
- # checkpassword executable authentication
|
|
|
- # NOTE: You will probably want to use "userdb prefetch" with this.
|
|
|
- # <doc/wiki/PasswordDatabase.CheckPassword.txt>
|
|
|
- #passdb checkpassword {
|
|
|
- # Path for checkpassword binary
|
|
|
- #args =
|
|
|
- #}
|
|
|
-
|
|
|
- # SQL database <doc/wiki/AuthDatabase.SQL.txt>
|
|
|
- #passdb sql {
|
|
|
- # Path for SQL configuration file, see doc/dovecot-sql-example.conf
|
|
|
- #args =
|
|
|
- #}
|
|
|
-
|
|
|
- # LDAP database <doc/wiki/AuthDatabase.LDAP.txt>
|
|
|
- #passdb ldap {
|
|
|
- # Path for LDAP configuration file, see doc/dovecot-ldap-example.conf
|
|
|
- #args =
|
|
|
- #}
|
|
|
-
|
|
|
- # vpopmail authentication <doc/wiki/AuthDatabase.VPopMail.txt>
|
|
|
- #passdb vpopmail {
|
|
|
- # [cache_key=<key>] - See cache_key in PAM for explanation.
|
|
|
- # [quota_template=<template>] - %q expands to Maildir++ quota
|
|
|
- # (eg. quota_template=quota_rule=*:backend=%q)
|
|
|
- #args =
|
|
|
- #}
|
|
|
-
|
|
|
- #
|
|
|
- # User database specifies where mails are located and what user/group IDs
|
|
|
- # own them. For single-UID configuration use "static".
|
|
|
- #
|
|
|
- # <doc/wiki/UserDatabase.txt>
|
|
|
- #
|
|
|
-
|
|
|
- # System users (NSS, /etc/passwd, or similiar). In many systems nowadays this
|
|
|
- # uses Name Service Switch, which is configured in /etc/nsswitch.conf.
|
|
|
- # <doc/wiki/AuthDatabase.Passwd.txt>
|
|
|
- userdb passwd {
|
|
|
- # [blocking=yes] - By default the lookups are done in the main dovecot-auth
|
|
|
- # process. This setting causes the lookups to be done in auth worker
|
|
|
- # proceses. Useful with remote NSS lookups that may block.
|
|
|
- # NOTE: Be sure to use this setting with nss_ldap or users might get
|
|
|
- # logged in as each others!
|
|
|
- #args =
|
|
|
- }
|
|
|
-
|
|
|
- # passwd-like file with specified location
|
|
|
- # <doc/wiki/AuthDatabase.PasswdFile.txt>
|
|
|
- #userdb passwd-file {
|
|
|
- # [username_format=<format>] <Path for passwd-file>
|
|
|
- #args =
|
|
|
- #}
|
|
|
-
|
|
|
- # static settings generated from template <doc/wiki/UserDatabase.Static.txt>
|
|
|
- #userdb static {
|
|
|
- # Template for the fields. Can return anything a userdb could normally
|
|
|
- # return. For example:
|
|
|
- #
|
|
|
- # args = uid=500 gid=500 home=/var/mail/%u
|
|
|
- #
|
|
|
- # If you use deliver, it needs to look up users only from the userdb. This
|
|
|
- # of course doesn't work with static because there is no list of users.
|
|
|
- # Normally static userdb handles this by doing a passdb lookup. This works
|
|
|
- # with most passdbs, with PAM being the most notable exception. If you do
|
|
|
- # the user verification another way, you can add allow_all_users=yes to
|
|
|
- # the args in which case the passdb lookup is skipped.
|
|
|
- #
|
|
|
- #args =
|
|
|
- #}
|
|
|
-
|
|
|
- # SQL database <doc/wiki/AuthDatabase.SQL.txt>
|
|
|
- #userdb sql {
|
|
|
- # Path for SQL configuration file, see doc/dovecot-sql-example.conf
|
|
|
- #args =
|
|
|
- #}
|
|
|
-
|
|
|
- # LDAP database <doc/wiki/AuthDatabase.LDAP.txt>
|
|
|
- #userdb ldap {
|
|
|
- # Path for LDAP configuration file, see doc/dovecot-ldap-example.conf
|
|
|
- #args =
|
|
|
- #}
|
|
|
-
|
|
|
- # vpopmail <doc/wiki/AuthDatabase.VPopMail.txt>
|
|
|
- #userdb vpopmail {
|
|
|
- #}
|
|
|
-
|
|
|
- # "prefetch" user database means that the passdb already provided the
|
|
|
- # needed information and there's no need to do a separate userdb lookup.
|
|
|
- # This can be made to work with SQL and LDAP databases, see their example
|
|
|
- # configuration files for more information how to do it.
|
|
|
- # <doc/wiki/UserDatabase.Prefetch.txt>
|
|
|
- #userdb prefetch {
|
|
|
- #}
|
|
|
-
|
|
|
- # User to use for the process. This user needs access to only user and
|
|
|
- # password databases, nothing else. Only shadow and pam authentication
|
|
|
- # requires roots, so use something else if possible. Note that passwd
|
|
|
- # authentication with BSDs internally accesses shadow files, which also
|
|
|
- # requires roots. Note that this user is NOT used to access mails.
|
|
|
- # That user is specified by userdb above.
|
|
|
- user = root
|
|
|
-
|
|
|
- # Directory where to chroot the process. Most authentication backends don't
|
|
|
- # work if this is set, and there's no point chrooting if auth_user is root.
|
|
|
- # Note that valid_chroot_dirs isn't needed to use this setting.
|
|
|
- #chroot =
|
|
|
-
|
|
|
- # Number of authentication processes to create
|
|
|
- #count = 1
|
|
|
-
|
|
|
- # Require a valid SSL client certificate or the authentication fails.
|
|
|
- #ssl_require_client_cert = no
|
|
|
-
|
|
|
- # Take the username from client's SSL certificate, using
|
|
|
- # X509_NAME_get_text_by_NID() which returns the subject's DN's
|
|
|
- # CommonName.
|
|
|
- #ssl_username_from_cert = no
|
|
|
-
|
|
|
- # It's possible to export the authentication interface to other programs:
|
|
|
- #socket listen {
|
|
|
- #master {
|
|
|
- # Master socket provides access to userdb information. It's typically
|
|
|
- # used to give Dovecot's local delivery agent access to userdb so it
|
|
|
- # can find mailbox locations.
|
|
|
- #path = /var/run/dovecot/auth-master
|
|
|
- #mode = 0600
|
|
|
- # Default user/group is the one who started dovecot-auth (root)
|
|
|
- #user =
|
|
|
- #group =
|
|
|
- #}
|
|
|
- #client {
|
|
|
- # The client socket is generally safe to export to everyone. Typical use
|
|
|
- # is to export it to your SMTP server so it can do SMTP AUTH lookups
|
|
|
- # using it.
|
|
|
- #path = /var/run/dovecot/auth-client
|
|
|
- #mode = 0660
|
|
|
- #}
|
|
|
- #}
|
|
|
-}
|
|
|
-
|
|
|
-# If you wish to use another authentication server than dovecot-auth, you can
|
|
|
-# use connect sockets. They are assumed to be already running, Dovecot's master
|
|
|
-# process only tries to connect to them. They don't need any other settings
|
|
|
-# than the path for the master socket, as the configuration is done elsewhere.
|
|
|
-# Note that the client sockets must exist in the login_dir.
|
|
|
-#auth external {
|
|
|
-# socket connect {
|
|
|
-# master {
|
|
|
-# path = /var/run/dovecot/auth-master
|
|
|
-# }
|
|
|
-# }
|
|
|
-#}
|
|
|
-
|
|
|
-##
|
|
|
-## Dictionary server settings
|
|
|
-##
|
|
|
-
|
|
|
-# Dictionary can be used by some plugins to store key=value lists.
|
|
|
-# Currently this is only used by dict quota backend. The dictionary can be
|
|
|
-# used either directly or though a dictionary server. The following dict block
|
|
|
-# maps dictionary names to URIs when the server is used. These can then be
|
|
|
-# referenced using URIs in format "proxy::<name>".
|
|
|
-
|
|
|
-dict {
|
|
|
- #quota = mysql:/etc/dovecot-dict-quota.conf
|
|
|
-}
|
|
|
-
|
|
|
-# Path to Berkeley DB's configuration file. See doc/dovecot-db-example.conf
|
|
|
-#dict_db_config =
|
|
|
-
|
|
|
-##
|
|
|
-## Plugin settings
|
|
|
-##
|
|
|
-
|
|
|
-plugin {
|
|
|
- # Here you can give some extra environment variables to mail processes.
|
|
|
- # This is mostly meant for passing parameters to plugins. %variable
|
|
|
- # expansion is done for all values.
|
|
|
-
|
|
|
- # Quota plugin. Multiple backends are supported:
|
|
|
- # dirsize: Find and sum all the files found from mail directory.
|
|
|
- # Extremely SLOW with Maildir. It'll eat your CPU and disk I/O.
|
|
|
- # dict: Keep quota stored in dictionary (eg. SQL)
|
|
|
- # maildir: Maildir++ quota
|
|
|
- # fs: Read-only support for filesystem quota
|
|
|
- #
|
|
|
- # Quota limits are set using "quota_rule" parameters, either in here or in
|
|
|
- # userdb. It's also possible to give mailbox-specific limits, for example:
|
|
|
- # quota_rule = *:storage=1048576
|
|
|
- # quota_rule2 = Trash:storage=102400
|
|
|
- # User has now 1GB quota, but when saving to Trash mailbox the user gets
|
|
|
- # additional 100MB.
|
|
|
- #
|
|
|
- # Multiple quota roots are also possible, for example:
|
|
|
- # quota = dict:user::proxy::quota
|
|
|
- # quota2 = dict:domain:%d:proxy::quota_domain
|
|
|
- # quota_rule = *:storage=102400
|
|
|
- # quota2_rule = *:storage=1048576
|
|
|
- # Gives each user their own 100MB quota and one shared 1GB quota within
|
|
|
- # the domain.
|
|
|
- #
|
|
|
- # You can execute a given command when user exceeds a specified quota limit.
|
|
|
- # Each quota root has separate limits. Only the command for the first
|
|
|
- # exceeded limit is excecuted, so put the highest limit first.
|
|
|
- # Note that % needs to be escaped as %%, otherwise "% " expands to empty.
|
|
|
- # quota_warning = storage=95%% /usr/local/bin/quota-warning.sh 95
|
|
|
- # quota_warning2 = storage=80%% /usr/local/bin/quota-warning.sh 80
|
|
|
- #quota = maildir
|
|
|
-
|
|
|
- # ACL plugin. vfile backend reads ACLs from "dovecot-acl" file from maildir
|
|
|
- # directory. You can also optionally give a global ACL directory path where
|
|
|
- # ACLs are applied to all users' mailboxes. The global ACL directory contains
|
|
|
- # one file for each mailbox, eg. INBOX or sub.mailbox. cache_secs parameter
|
|
|
- # specifies how many seconds to wait between stat()ing dovecot-acl file
|
|
|
- # to see if it changed.
|
|
|
- #acl = vfile:/etc/dovecot-acls:cache_secs=300
|
|
|
-
|
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- # Convert plugin. If set, specifies the source storage path which is
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- # converted to destination storage (mail_location) when the user logs in.
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- # The existing mail directory is renamed to <dir>-converted.
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- #convert_mail = mbox:%h/mail
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- # Skip mailboxes which we can't open successfully instead of aborting.
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- #convert_skip_broken_mailboxes = no
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- # Skip directories beginning with '.'
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- #convert_skip_dotdirs = no
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- # If source storage has mailbox names with destination storage's hierarchy
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- # separators, replace them with this character.
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- #convert_alt_hierarchy_char = _
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-
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- # Trash plugin. When saving a message would make user go over quota, this
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- # plugin automatically deletes the oldest mails from configured mailboxes
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- # until the message can be saved within quota limits. The configuration file
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- # is a text file where each line is in format: <priority> <mailbox name>
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- # Mails are first deleted in lowest -> highest priority number order
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- #trash = /etc/dovecot-trash.conf
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-
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- # Expire plugin. Mails are expunged from mailboxes after being there the
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- # configurable time. The first expiration date for each mailbox is stored in
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- # a dictionary so it can be quickly determined which mailboxes contain
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- # expired mails. The actual expunging is done in a nightly cronjob, which
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- # you must set up:
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- # dovecot --exec-mail ext /usr/libexec/dovecot/expire-tool
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- #expire = Trash 7 Spam 30
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- #expire_dict = db:/var/lib/dovecot/expire.db
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-
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- # Lazy expunge plugin. Currently works only with maildirs. When a user
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- # expunges mails, the mails are moved to a mailbox in another namespace
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- # (1st). When a mailbox is deleted, the mailbox is moved to another namespace
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- # (2nd) as well. Also if the deleted mailbox had any expunged messages,
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- # they're moved to a 3rd namespace. The mails won't be counted in quota,
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- # and they're not deleted automatically (use a cronjob or something).
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- #lazy_expunge = .EXPUNGED/ .DELETED/ .DELETED/.EXPUNGED/
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-
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- # Events to log. Default is all.
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- #mail_log_events = delete undelete expunge copy mailbox_delete mailbox_rename
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- # Group events within a transaction to one line.
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- #mail_log_group_events =
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- # Available fields: uid, box, msgid, size, vsize
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- # size and vsize are available only for expunge and copy events.
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- #mail_log_fields = uid box msgid size
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-}
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Waldemar Brodkorb