######################################################################
#      Runtime configuration file for Exim 4 (Debian Packaging)      #
######################################################################

######################################################################
# Depending on where you find this file, this might be a template or
# an actual configuration file. Documentation about the Debian exim4
# configuration scheme can be found in
# /usr/share/doc/exim4-base/README.Debian.gz.
#
# Strings like DEBCONFsomethingDEBCONF are replaced by installation
# dependent values by update-exim4.conf, the script which builds the
# actual configuration from the templates.
######################################################################

######################################################################
#                    MAIN CONFIGURATION SETTINGS                     #
######################################################################

# Just for reference and scripts. 
# On Debian systems, the main binary is installed as exim4 to avoid
# conflicts with the exim 3 packages.
exim_path = /usr/sbin/exim4

# Macro defining the main configuration directory.
# We do not use absolute paths.
.ifndef CONFDIR
CONFDIR = /etc/exim4
.endif

# This sets a macro DC_minimaldns if dc_minimaldns=true. If
# dc_minimaldns=false, this expands to an empty line.
.ifndef DC_minimaldns
DEBCONFminimaldnsDEBCONF
.endif

# Create other macros from Debconf. Macros created here are used in
# other places in exim config.
.ifndef DC_visiblename
DC_visiblename=DEBCONFvisiblenameDEBCONF
.endif

# Create domain and host lists for relay control
# '@' refers to 'the name of the local host'

.ifndef MAIN_LOCAL_DOMAINS
MAIN_LOCAL_DOMAINS = DEBCONFlocal_domainsDEBCONF
.endif
domainlist local_domains = MAIN_LOCAL_DOMAINS

.ifndef MAIN_RELAY_TO_DOMAINS
MAIN_RELAY_TO_DOMAINS = DEBCONFrelay_domainsDEBCONF
.endif
domainlist relay_to_domains = MAIN_RELAY_TO_DOMAINS

.ifndef MAIN_RELAY_NETS
MAIN_RELAY_NETS = DEBCONFrelay_netsDEBCONF
.endif
hostlist relay_from_hosts = 127.0.0.1 : ::::1 : MAIN_RELAY_NETS


# Specify the domain you want to be added to all unqualified addresses
# here. Unqualified addresses are accepted only from local callers by
# default. The recipient_unqualified_hosts option can be used to permit
# unqualified addresses from remote sources.
# If qualify_domain is not set, the primary_hostname value is used for
# qualification.
# The ifdef bracket makes sure that an empty debconf value is correctly
# translated to "unset".
.ifdef DC_visiblename
qualify_domain = DC_visiblename
.endif

# only used for satellite-system
.ifndef DCreadhost
DCreadhost = DEBCONFreadhostDEBCONF
.endif

#for satellite and smarthost-systems
.ifndef DCsmarthost
DCsmarthost = DEBCONFsmarthostDEBCONF
.endif

# listen on all all interfaces?
.ifdef MAIN_LOCAL_INTERFACES
local_interfaces = MAIN_LOCAL_INTERFACES
.else
DEBCONFlistenonpublicDEBCONF
.endif

.ifndef LOCAL_DELIVERY
# The default transport, set in /etc/exim4/update-exim4.conf.conf,
# defaulting to mail_spool. See CONFDIR/conf.d/transport/ for possibilities
LOCAL_DELIVERY=DEBCONFlocaldeliveryDEBCONF
.endif

# The gecos field in /etc/passwd holds not only the name. see passwd(5).
gecos_pattern = ^([^,:]*)
gecos_name = $1


# define a macro DCconfig_smarthost, DCconfig_satellite, etc. we need this
# for .ifdef ... .endif
.ifndef DCconfig_satellite
.ifndef DCconfig_internet
.ifndef DCconfig_local
.ifndef DCconfig_smarthost
DCconfig_DEBCONFconfigtypeDEBCONF = 1
.endif
.endif
.endif
.endif


# define macros to be used in acl/30_exim4-config_check_rcpt to check
# recipient local parts for strange characters

# This macro is used to check local parts of recipients in local
# domains.  It blocks local parts that begin with a dot or contain a
# quite broad range of non-alphanumeric characters.
.ifndef CHECK_RCPT_LOCAL_LOCALPARTS
CHECK_RCPT_LOCAL_LOCALPARTS = ^[.] : ^.*[@%!/|\'`#&?]
.endif

# This macro is used to check local parts of recipients in non-local
# domains. It thus allows your own users to send outgoing messages to
# sites that use slashes and vertical bars in their local parts. It blocks
# local parts that begin with a dot, slash, or vertical bar, but allows
# these characters within the local part. However, the sequence /../ is
# barred. The use of some other non-alphanumeric characters is blocked.
# The motivation here is to prevent your users (or your users' viruses)
# from mounting certain kinds of attack on remote sites.
.ifndef CHECK_RCPT_REMOTE_LOCALPARTS
CHECK_RCPT_REMOTE_LOCALPARTS = ^[./|] : ^.*[@%!\'`#&?] : ^.*/\\.\\./
.endif