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iredmail / iRedMail / samples / dovecot / dovecot2.conf

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# More details about Dovecot settings:
#   - http://wiki2.dovecot.org/
#   - http://wiki2.dovecot.org/Variables

# Listen addresses.
#   - '*' means all available IPv4 addresses.
#   - '[::]' means all available IPv6 addresses.
# Listen on all available addresses by default
listen = * [::]

#base_dir = PH_BASE_DIR
mail_plugins = quota acl

# Enabled mail protocols.
protocols = PH_PROTOCOLS

# User/group who owns the message files:
mail_uid = PH_MAIL_UID
mail_gid = PH_MAIL_GID

# Assign uid to virtual users.
first_valid_uid = PH_FIRST_VALID_UID
last_valid_uid = PH_LAST_VALID_UID

# Logging. Reference: http://wiki2.dovecot.org/Logging
log_path = PH_LOG_PATH

# Debug
#mail_debug = yes
#auth_verbose = yes
#auth_debug = yes
#auth_debug_passwords = yes
# Possible values: no, plain, sha1.
#auth_verbose_passwords = no

# SSL: Global settings.
# Refer to wiki site for per protocol, ip, server name SSL settings:
# http://wiki2.dovecot.org/SSL/DovecotConfiguration
ssl_protocols = !SSLv2 !SSLv3
ssl = required
verbose_ssl = no
#ssl_ca =</path/to/ca
ssl_cert = <PH_SSL_CERT
ssl_key = <PH_SSL_KEY

# IP ranges specified by login_trusted_networks setting are assumed to be secure.
#login_trusted_networks = 127.0.0.1

# With disable_plaintext_auth=yes AND ssl=required, STARTTLS is mandatory.
# Set disable_plaintext_auth=no AND ssl=yes to allow plain password transmitted
# insecurely.
disable_plaintext_auth = yes
# Allow plain text password per IP address/net
#remote 192.168.0.0/24 {
#   disable_plaintext_auth = no
#}

# Mail location and mailbox format.
mail_location = maildir:/%Lh/Maildir/:INDEX=/%Lh/Maildir/

# Authentication related settings.
# Append this domain name if client gives empty realm.
auth_default_realm = PH_AUTH_DEFAULT_REALM

# Authentication mechanisms.
auth_mechanisms = PH_AUTH_MECHANISMS

# Limits the number of users that can be logging in at the same time.
# Default is 100.
# Note: this value can be overrided by "process_limit =" in service protocol.
# e.g.
#       protocol imap-login {
#           ...
#           process_limit = 500
#       }
#default_process_limit = 100

service auth {
    unix_listener PH_POSTFIX_CHROOT_DIR/private/dovecot-auth {
        user = PH_DOVECOT_AUTH_USER
        group = PH_DOVECOT_AUTH_GROUP
        mode = 0666
    }
    unix_listener auth-master {
        user = PH_AUTH_MASTER_USER
        group = PH_AUTH_MASTER_GROUP
        mode = 0666
    }
    unix_listener auth-userdb {
        user = PH_AUTH_MASTER_USER
        group = PH_AUTH_MASTER_GROUP
        mode = 0660
    }
}

# LMTP server (Local Mail Transfer Protocol).
# Reference: http://wiki2.dovecot.org/LMTP
service lmtp {
    user = PH_AUTH_MASTER_USER

    # For higher volume sites, it may be desirable to increase the number of
    # active listener processes. A range of 5 to 20 is probably good for most
    # sites.
    process_min_avail = 5

    # Logging.
    # Require 'info_log_path =' in 'protocol lmtp {}' block.
    executable = lmtp -L

    # Listening on socket file and TCP
    unix_listener PH_POSTFIX_CHROOT_DIR/private/dovecot-lmtp {
        user = PH_DOVECOT_AUTH_USER
        group = PH_DOVECOT_AUTH_GROUP
        mode = 0600
    }

    inet_listener lmtp {
        #address = 192.168.0.24 127.0.0.1 ::1
        port = 24
    }
}

# Virtual mail accounts.
userdb {
    args = PH_USERDB_ARGS
    driver = PH_USERDB_DRIVER
}
passdb {
    args = PH_PASSDB_ARGS
    driver = PH_PASSDB_DRIVER
}

# Master user.
# Master users are able to log in as other users. It's also possible to
# directly log in as any user using a master password, although this isn't
# recommended.
# Reference: http://wiki2.dovecot.org/Authentication/MasterUsers
auth_master_user_separator = *
passdb {
    driver = passwd-file
    args = PH_DOVECOT_MASTER_USER_PASSWORD_FILE
    master = yes
}

plugin {
    auth_socket_path = PH_DOVECOT_AUTH_MASTER_PATH

    quota = PH_QUOTA_TYPE
    quota_rule = *:storage=1G
    #quota_rule2 = *:messages=0
    #quota_rule3 = Trash:storage=1G
    #quota_rule4 = Junk:ignore

    # Quota warning.
    # If user suddenly receives a huge mail and the quota jumps from
    # 85% to 95%, only the 95% script is executed.
    quota_warning = storage=85%% quota-warning 85 %u
    quota_warning2 = storage=90%% quota-warning 90 %u
    quota_warning3 = storage=95%% quota-warning 95 %u

    # Plugin: autocreate. Create and subscribe to default IMAP folders.
    autocreate = INBOX
    autocreate2 = Sent
    autocreate3 = Trash
    autocreate4 = Drafts
    autocreate5 = Junk
    autosubscribe = INBOX
    autosubscribe2 = Sent
    autosubscribe3 = Trash
    autosubscribe4 = Drafts
    autosubscribe5 = Junk

    # Plugin: expire.
    #expire = Trash 7 Trash/* 7 Junk 30
    #expire_dict = proxy::expire

    # ACL and share folder
    acl = vfile
    acl_shared_dict = proxy::acl

    # By default Dovecot doesn't allow using the IMAP "anyone" or
    # "authenticated" identifier, because it would be an easy way to spam
    # other users in the system. If you wish to allow it,
    #acl_anyone = allow

    # Pigeonhole managesieve service.
    # Reference: http://wiki2.dovecot.org/Pigeonhole/Sieve/Configuration
    # Per-user sieve settings.
    sieve_dir = /%Lh/sieve
    sieve = /%Lh/sieve/PH_SIEVE_RULE_FILENAME

    # Global sieve settings.
    sieve_global_dir = PH_SIEVE_DIR
    # Note: if user has personal sieve script, global sieve rules defined in
    #       sieve_default will be ignored. Please use sieve_before or
    #       sieve_after instead.
    #sieve_default =

    sieve_before = PH_GLOBAL_SIEVE_FILE
    #sieve_after =

    # The maximum number of redirect actions that can be performed during a
    # single script execution. The meaning of 0 differs based on your version.
    # For versions v0.3.0 and beyond this means that redirect is prohibited.
    # For older versions, however, this means that the number of redirects is
    # unlimited, so be careful.
    #sieve_max_redirects = 4
}

service quota-warning {
    executable = script PH_QUOTA_WARNING_SCRIPT
    unix_listener quota-warning {
        user = PH_QUOTA_WARNING_USER
        group = PH_QUOTA_WARNING_GROUP
        mode = 0660
    }
}

service dict {
    unix_listener dict {
        mode = 0660
        user = PH_SERVICE_DICT_USER
        group = PH_SERVICE_DICT_GROUP
    }
}

dict {
    #expire = db:/var/lib/dovecot/expire/expire.db
    quotadict = PH_DOVECOT_REALTIME_QUOTA_SQLTYPE:PH_DOVECOT_REALTIME_QUOTA_CONF
    acl = PH_DOVECOT_SHARE_FOLDER_SQLTYPE:PH_DOVECOT_SHARE_FOLDER_CONF
}

protocol lda {
    # Reference: http://wiki2.dovecot.org/LDA
    mail_plugins = $mail_plugins sieve autocreate
    auth_socket_path = PH_DOVECOT_AUTH_MASTER_PATH
    log_path = PH_DOVECOT_SIEVE_LOG_FILE
    lda_mailbox_autocreate = yes
    lda_mailbox_autosubscribe = yes
    postmaster_address = root
}

protocol lmtp {
    # Log file
    info_log_path = PH_DOVECOT_LMTP_LOG_FILE

    # Plugins
    mail_plugins = quota sieve
    postmaster_address = postmaster

    lmtp_save_to_detail_mailbox = yes
    recipient_delimiter = +
}

protocol imap {
    mail_plugins = $mail_plugins imap_quota autocreate imap_acl
    imap_client_workarounds = tb-extra-mailbox-sep

    # Maximum number of IMAP connections allowed for a user from each IP address.
    # NOTE: The username is compared case-sensitively.
    # Default is 10.
    # Increase it to avoid issue like below:
    # "Maximum number of concurrent IMAP connections exceeded"
    mail_max_userip_connections = 20
}
protocol pop3 {
    mail_plugins = $mail_plugins
    pop3_client_workarounds = outlook-no-nuls oe-ns-eoh
    pop3_uidl_format = %08Xu%08Xv

    # Maximum number of IMAP connections allowed for a user from each IP address.
    # NOTE: The username is compared case-sensitively.
    # Default is 10.
    mail_max_userip_connections = 20
}

# Login processes. Refer to Dovecot wiki for more details:
# http://wiki2.dovecot.org/LoginProcess
service imap-login {
    service_count = 1

    # To avoid startup latency for new client connections, set process_min_avail
    # to higher than zero. That many idling processes are always kept around
    # waiting for new connections.
    #process_min_avail = 0

    # number of simultaneous IMAP connections
    #process_limit = $default_process_limit
    process_limit = 500

    # vsz_limit should be fine at its default 64MB value
    #vsz_limit = 64M
}
service pop3-login {
    service_count = 1

    # number of simultaneous POP3 connections
    #process_limit = 500
}

namespace {
    type = private
    separator = /
    prefix =
    #location defaults to mail_location.
    inbox = yes
}

namespace {
    type = shared
    separator = /
    prefix = Shared/%%u/
    location = maildir:/%%Lh/Maildir/:INDEX=/%%Lh/Maildir/Shared/%%u
    # this namespace should handle its own subscriptions or not.
    subscriptions = yes
    list = children
}

# Public mailboxes.
# Refer to Dovecot wiki page for more details:
# http://wiki2.dovecot.org/SharedMailboxes/Public
#namespace {
#    type = public
#    separator = /
#    prefix = Public/
#
#    # CONTROL=: Mark this public folder as read-only mailbox
#    # INDEX=: Per-user \Seen flag
#    location = maildir:/var/vmail/public/:CONTROL=~/Maildir/public:INDEX=~/Maildir/public
#
#    # Allow users to subscribe to the public folders.
#    subscriptions = yes
#}