vestacp-docker/vesta/etc/exim4/conf.d/main/01_exim4-config_listmacrosdefs

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

######################################################################
# /etc/exim4/exim4.conf.template is only used with the non-split
#   configuration scheme.
# /etc/exim4/conf.d/main/01_exim4-config_listmacrosdefs is only used
#   with the split configuration scheme.
# If you find this comment anywhere else, somebody copied it there.
# Documentation about the Debian exim4 configuration scheme can be
# found in /usr/share/doc/exim4-base/README.Debian.gz.
######################################################################

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

# debconf-driven macro definitions get inserted after this line
UPEX4CmacrosUPEX4C = 1

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

# List of domains considered local for exim. Domains not listed here
# need to be deliverable remotely.
domainlist local_domains = MAIN_LOCAL_DOMAINS

# List of recipient domains to relay _to_. Use this list if you're -
# for example - fallback MX or mail gateway for domains.
domainlist relay_to_domains = MAIN_RELAY_TO_DOMAINS

# List of sender networks (IP addresses) to _unconditionally_ relay
# _for_. If you intend to be SMTP AUTH server, you do not need to enter
# anything here.
hostlist relay_from_hosts = MAIN_RELAY_NETS


# Decide which domain to use to add to all unqualified addresses.
# If MAIN_PRIMARY_HOSTNAME_AS_QUALIFY_DOMAIN is defined, the primary
# hostname is used. If not, but MAIN_QUALIFY_DOMAIN is set, the value
# of MAIN_QUALIFY_DOMAIN is used. If both macros are not defined,
# the first line of /etc/mailname is used.
.ifndef MAIN_PRIMARY_HOSTNAME_AS_QUALIFY_DOMAIN
.ifndef MAIN_QUALIFY_DOMAIN
qualify_domain = ETC_MAILNAME
.else
qualify_domain = MAIN_QUALIFY_DOMAIN
.endif
.endif

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

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

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

# This macro definition really should be in
# acl/30_exim4-config_check_rcpt but cannot be there due to
# http://www.exim.org/bugzilla/show_bug.cgi?id=101 as of exim 4.62.

# These macros are documented in acl/30_exim4-config_check_rcpt,
# can be changed here or overridden by a locally added configuration
# file as described in README.Debian chapter 2.1.2

.ifndef CHECK_RCPT_LOCAL_LOCALPARTS
CHECK_RCPT_LOCAL_LOCALPARTS = ^[.] : ^.*[@%!/|`#&?]
.endif

.ifndef CHECK_RCPT_REMOTE_LOCALPARTS
CHECK_RCPT_REMOTE_LOCALPARTS = ^[./|] : ^.*[@%!`#&?] : ^.*/\\.\\./
.endif

# always log tls_peerdn as we use TLS for outgoing connects by default
.ifndef MAIN_LOG_SELECTOR
MAIN_LOG_SELECTOR = +tls_peerdn
.endif