Сделан на базе Лисяровского, но адаптирован под авторизацию через Dovecot, а не MySQL (проще с md5)

hide mysql_servers = localhost/exim/exim/exim
log_file_path = syslog

domainlist local_domains = ${lookup mysql{SELECT `domain` FROM `domain` WHERE `domain`=’${domain}’ AND `active`=’1′}}

domainlist relay_to_domains = ${lookup mysql{SELECT `domain` FROM `domain` WHERE `domain`=’${domain}’ AND `active`=’1′}}

hostlist relay_from_hosts = localhost:127.0.0.0/8:192.168.0.0/16

acl_smtp_rcpt = acl_check_rcpt
acl_smtp_data = acl_check_data

qualify_domain = domain.local

allow_domain_literals = false

exim_user = daemon

exim_group = daemon

never_users = root

rfc1413_query_timeout = 0s

sender_unqualified_hosts = +relay_from_hosts
recipient_unqualified_hosts = +relay_from_hosts

ignore_bounce_errors_after = 45m

timeout_frozen_after = 15d

auto_thaw = 1h

smtp_banner = «$primary_hostname, ESMTP EXIM $version_number»

smtp_accept_max = 50

smtp_accept_max_per_connection = 25

smtp_connect_backlog = 30

smtp_accept_max_per_host = 20

split_spool_directory = true

remote_max_parallel = 15

return_size_limit = 70k

message_size_limit = 64M

helo_allow_chars = _

smtp_enforce_sync = true

log_selector = \
+all_parents \
+connection_reject \
+incoming_interface \
+lost_incoming_connection \
+received_sender \
+received_recipients \
+smtp_confirmation \
+smtp_syntax_error \
+smtp_protocol_error \
-queue_run

syslog_timestamp = no

begin acl

acl_check_rcpt:

accept hosts = :

deny message = «incorrect symbol in address»
domains = +local_domains
local_parts = ^[.] : ^.*[@%!/|]

deny message = «incorrect symbol in address»
domains = !+local_domains
local_parts = ^[./|] : ^.*[@%!] : ^.*/\\.\\./

accept local_parts = postmaster
domains = +local_domains

deny message = «HELO/EHLO require by SMTP RFC»
condition = ${if eq{$sender_helo_name}{}{yes}{no}}

accept authenticated = *

deny message = «Your IP in HELO – access denied!»
hosts = * : !+relay_from_hosts : !81-196.domain.local
condition = ${if eq{$sender_helo_name}\
{$sender_host_address}{true}{false}}

deny condition = ${if eq{$sender_helo_name}\
{$interface_address}{yes}{no}}
hosts = !127.0.0.1 : !localhost : *
message = «main IP in your HELO! Access denied!»

deny condition = ${if match{$sender_helo_name}\
{\N^\d+$\N}{yes}{no}}
hosts = !127.0.0.1 : !localhost : *
message = «can not be only number in HELO!»

deny message = «your hostname is bad (adsl, poll, ppp & etc).»
condition = ${if match{$sender_host_name} {adsl|dialup|pool|peer|dhcp} {yes}{no}}

warn
set acl_m0 = 30s
warn
hosts = +relay_from_hosts:213.234.195.224/28:80.253.9.18/32
set acl_m0 = 0s
warn
logwrite = Delay $acl_m0 for $sender_host_name \
[$sender_host_address] with HELO=$sender_helo_name. Mail \
from $sender_address to $local_part@$domain.
delay = $acl_m0

accept domains = +local_domains
endpass
message = «In my mailserver not stored this user»
verify = recipient

accept domains = +relay_to_domains
endpass
message = «main server not know how relay to this address»
verify = recipient

deny message = «you in blacklist – $dnslist_domain \n $dnslist_text»
dnslists = opm.blitzed.org : \
cbl.abuseat.org : \
bl.csma.biz : \
dynablock.njabl.org

accept hosts = +relay_from_hosts

deny message = «Homo hominus lupus est»

acl_check_data:

accept

begin routers

dnslookup:
driver = dnslookup
domains = ! +local_domains
transport = remote_smtp
ignore_target_hosts = 0.0.0.0 : 127.0.0.0/8
no_more

system_aliases:
driver = redirect
allow_fail
allow_defer
data = ${lookup mysql{SELECT `goto` FROM `alias` WHERE `address`=’${quote_mysql:$local_part@$domain}’ OR `address`=’${quote_mysql:@$domain}’}}

dovecot_user:
driver = accept
condition = ${lookup mysql{SELECT `goto` FROM `alias` WHERE `address`=’${quote_mysql:$local_part@$domain}’ OR `address`=’${quote_mysql:@$domain}’}{yes}{no}}
transport = dovecot_delivery

begin transports

remote_smtp:
driver = smtp

dovecot_delivery:
driver = pipe
command = /usr/pkg/libexec/dovecot/deliver -d $local_part@$domain
message_prefix =
message_suffix =
delivery_date_add
envelope_to_add
return_path_add
log_output
user = daemon
group = daemon

address_pipe:
driver = pipe
return_output

address_reply:
driver = autoreply

begin retry

* * F,2h,15m; G,16h,1h,1.5; F,4d,6h

begin rewrite

begin authenticators

auth_plain:
driver = dovecot
public_name = PLAIN
server_socket = /var/run/dovecot/auth-client
server_set_id = $auth1

auth_login:
driver = dovecot
public_name = LOGIN
server_socket = /var/run/dovecot/auth-client
server_set_id = $auth1

auth_cram_md5:
driver = dovecot
public_name = CRAM-MD5
server_socket = /var/run/dovecot/auth-client
server_set_id = $auth1

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