######################################################################
#                         USTAWIENIA GŁÓWNE                          #
######################################################################

primary_hostname = ***.***.pl

domainlist local_domains = @:***.***.pl:***.internetdsl.tpnet.pl
domainlist relay_to_domains =
hostlist relay_from_hosts = 127.0.0.1 : 10.0.0.0/24

acl_smtp_auth = acl_check_auth
acl_smtp_mail = acl_check_mail
acl_smtp_rcpt = acl_check_rcpt
acl_smtp_data = acl_check_data

av_scanner = clamd:/var/run/clamav/clamd.sock
# spamd_address = 127.0.0.1 783

tls_certificate = /etc/mail/exim.crt
tls_privatekey = /etc/mail/exim.key
tls_advertise_hosts = *
#tls_verify_hosts = *

daemon_smtp_ports = 2525 : 465
tls_on_connect_ports = 465

qualify_domain = spolem.czest.pl

#qualify_recipient =
#allow_domain_literals

never_users = root

host_lookup = *

rfc1413_hosts = *
rfc1413_query_timeout = 5s

# sender_unqualified_hosts =
# recipient_unqualified_hosts =
# percent_hack_domains =

ignore_bounce_errors_after = 2d
timeout_frozen_after = 5d

message_size_limit = 40M

smtp_banner = +OK ***.***.pl ready

#################################################
#        DNS RBLs - lokalna biała lista         #
#################################################
# hostlist rbl_white_host = /etc/mail/white_hosts


#################################################
#       Zmienia nagłówki w poczcie od:          #
#################################################
received_header_text  = "Received: \
    ${if def:sender_rcvhost {from $sender_rcvhost\n\t}  \
    {${if def:sender_ident {from $sender_ident }}\
    ${if def:sender_helo_name {(helo $sender_helo_name)}}\n\t}}  \
    by $primary_hostname (*** SMTP) \
    ${if def:received_protocol {with $received_protocol}}\n\t  \
    ${if def:tls_cipher {(tls_cipher $tls_cipher) }}\
    ${if def:tls_peerdn {(tls_peerdn $tls_peerdn) }}\
    id $message_id\
    ${if def:received_for {\n\t  for <$received_for>}}"


######################################################################
#                       ACL CONFIGURATION                            #
#         Specifies access control lists for incoming SMTP mail      #
######################################################################

begin acl


acl_check_auth:

  accept  encrypted   = *

  deny     message   = STARTTLS required before AUTH


acl_check_mail:

  accept  condition    = ${if or { \
              {eq{$authenticated_id}{}} \
              {eq{$authenticated_id@spolem.czest.pl}{$sender_address}} \
              }{1}{0}}

  deny     message    = Authenticated user must match sender!


acl_check_rcpt:

  accept  hosts = :

  deny     message       = Restricted characters in address
     domains       = +local_domains
          local_parts   = ^[.] : ^.*[@%!/|]

  deny     message       = Restricted characters in address
     domains       = !+local_domains
          local_parts   = ^[./|] : ^.*[@%!] : ^.*/\\.\\./

  accept  local_parts   = postmaster
          domains       = +local_domains

  require message   = Can't verify sender
     verify        = sender

  accept  hosts         = +relay_from_hosts
     control       = submission
    
  accept  authenticated = *
     control       = submission

 require message        = Authenticate first - Najpierw się zaloguj
          sender_domains = !+local_domains
     message     = relay not permitted
          domains     = +local_domains : +relay_to_domains
     message    = Can't verify recipient
     verify     = recipient

#############################################################################
#
#  #  Odrzuca pocztę, jeśli host wysyłający znajduje się na spam-listach
#  #  ( DNS RBLs ).
#  #  UWAGA: to jest przykład, adresy list ciągle się zmieniają
#  #         niektóre z niżej wymienionych mogą już nie funkcjonować,
#  #         czasem powstają nowe.
#
  deny  message  = Host $sender_host_address is blacklisted in $dnslist_domain.
        hosts    = !+rbl_white_hosts
        dnslists = \
      virbl.dnsbl.bit.nl : \
          list.dsbl.org : \
          dnsbl.sorbs.net : \
        bl.spamcop.net : \
        sbl.spamhaus.org : \
        xbl.spamhaus.org

#############################################################################

  accept


acl_check_data:

  # Odrzuca wiadomość z poważnym błędem MIME

  deny  message     = This message contains serious MIME error ($demime_reason)
        demime    = *
        condition = ${if >{$demime_errorlevel}{2}{1}{0}}
       

  # Odrzuca wiadomość zawierającą potencjalnie niebezpieczny załącznik

  deny  message = Unwanted file extension - nie akceptujemy plików (.$found_extension)
        demime  = scr:vbs:bat:lnk:pif:exe:com:dll:reg

  # Odrzuca wiadomość zawierającą wirus(a|y) wykryte(go) przez clamav
 
  deny  message = Virus found - znaleziono wirusa ($malware_name)
        malware = *
   

  accept
 


######################################################################
#                      ROUTERS CONFIGURATION                         #
#               Specifies how addresses are handled                  #
######################################################################
#     THE ORDER IN WHICH THE ROUTERS ARE DEFINED IS IMPORTANT!       #
# An address is passed to each router in turn until it is accepted.  #
######################################################################

begin routers

# domain_literal:
#   driver = ipliteral
#   domains = ! +local_domains
#   transport = remote_smtp


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 = ${lookup{$local_part}lsearch{/etc/mail/aliases}}
# user = exim
  file_transport = address_file
  pipe_transport = address_pipe
 
users_aliases:
  driver = redirect
  data = ${lookup{$local_part}lsearch{/etc/mail/users_aliases}}
  errors_to = webadmin

userforward:
  driver = redirect
  check_local_user
  file = $home/.forward
  no_verify
  no_expn
  check_ancestor
#  allow_filter
  file_transport = address_file
  pipe_transport = address_pipe
  reply_transport = address_reply


#################################
##  Procmail router
#################################
# procmail:
#   driver = accept
#   check_local_user
#   transport = procmail_pipe
#   cannot_route_message = Procmail error
#################################


localuser:
  driver = accept
  check_local_user
  transport = local_delivery
  cannot_route_message = Unknown user


######################################################################
#                      TRANSPORTS CONFIGURATION                      #
######################################################################
#                       ORDER DOES NOT MATTER                        #
#     Only one appropriate transport is called for each delivery.    #
######################################################################

begin transports


remote_smtp:
  driver = smtp


local_delivery:
  driver = appendfile
  file = /var/spool/mail/$local_part
  delivery_date_add
  envelope_to_add
  return_path_add
#  group = mail
# mode = 0660


address_pipe:
  driver = pipe
  return_output


address_file:
  driver = appendfile
  delivery_date_add
  envelope_to_add
  return_path_add


address_reply:
  driver = autoreply


####################################
##  Procmail transport
####################################
#  procmail_pipe:
#    driver = pipe
#    command = /usr/bin/procmail -d $local_part
#    return_path_add
#    delivery_date_add
#    envelope_to_add
#    check_string = "From "
#    escape_string = ">From "
#    user = $local_part
#    # group = mail
####################################


######################################################################
#                      RETRY CONFIGURATION                           #
######################################################################

begin retry

# This single retry rule applies to all domains and all errors. It specifies
# retries every 15 minutes for 2 hours, then increasing retry intervals,
# starting at 1 hour and increasing each time by a factor of 1.5, up to 16
# hours, then retries every 6 hours until 4 days have passed since the first
# failed delivery.

# Address or Domain    Error       Retries
# -----------------    -----       -------

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



######################################################################
#                      REWRITE CONFIGURATION                         #
######################################################################

# There are no rewriting specifications in default configuration file.

begin rewrite



######################################################################
#                   AUTHENTICATION CONFIGURATION                     #
######################################################################


begin authenticators

plain:
  driver = plaintext
  public_name = PLAIN
  server_prompts = :
  server_condition = ${if pwcheck{$2:$3}{1}{0}}
  server_set_id = $2

login:
  driver = plaintext
  public_name = LOGIN
  server_prompts = "Username:: : Password::"
  server_condition = ${if pwcheck{$1:$2}{1}{0}}
  server_set_id = $1


######################################################################
#                   CONFIGURATION FOR local_scan()                   #
######################################################################

# If you have built Exim to include a local_scan() function that contains
# tables for private options, you can define those options here. Remember to
# uncomment the "begin" line. It is commented by default because it provokes
# an error with Exim binaries that are not built with LOCAL_SCAN_HAS_OPTIONS
# set in the Local/Makefile.

# begin local_scan


# End of Exim configuration file

[maciek@compaq-eth ~]$ telnet 83.14.131.122 25
Trying 83.14.131.122...
Connected to ebb122.internetdsl.tpnet.pl (83.14.131.122).
Escape character is '^]'.
220 +OK spolem.czest.pl ready
ehlo [127.0.0.1]
250-spolem.czest.pl Hello spolem.czest.pl [10.0.0.1]
250-SIZE 41943040
250-AUTH PLAIN LOGIN
250-STARTTLS
250 HELP
mail from: user@poczta.com
250 OK
rcpt to: root@ebb122.internetdsl.tpnet.pl
421 Greylisted!! Please try again in a few minutes.
Connection closed by foreign host.

[maciek@compaq ~]$ telnet 83.14.131.122 25
Trying 83.14.131.122...
Connected to ebb122.internetdsl.tpnet.pl (83.14.131.122).
Escape character is '^]'.
Connection closed by foreign host.

$ ls -l /var/lib/hermes/greylisting.db

-rw-r--r-- 1 mail mail 1886208 2007-11-28 09:30 /var/lib/hermes/greylisting.db

2007-11-28 09:36:55 socket bind() to port 25 for address (any IPv4) failed: Address already in use: waiting 30s before trying again (1 more try)
2007-11-28 09:37:25 socket bind() to port 25 for address (any IPv4) failed: Address already in use: daemon abandoned

7:36:36 SMTP command timeout on connection from ***.internetdsl.tpnet.pl [83.18.**.***]

 telnet 83.14.131.122 25
Trying 83.14.131.122...
Connected to 83.14.131.122.
Escape character is '^]'.
220 +OK spolem.czest.pl ready
421 spolem.czest.pl: SMTP command timeout - closing connection
Connection closed by foreign host.