postfix_add_domain

#!/bin/sh
# Add Domain to Postfix
# 08/16/17 - Created by Andrew Puckett

# https://www.hardenize.com/blog/mta-sts

if [ $# -lt 1 ]; then
	echo "NAME"
	echo "	$(basename $0) options"
	echo
	echo "DESCRIPTION"
	echo "	$(basename $0) is used to add a domain to postfix."
	echo
	echo "OPTIONS"
	echo "	-a"
	echo "	    Email address to forward admin mail to."
	echo "	-d"
	echo "	    Domain. Required."
	echo "	-f"
	echo "	    Forwarding domain."
	echo "	-n"
	echo "	    Name of host (abbreviation or domain). Optional."
	echo "	-p"
	echo "	    Email address to forward postmaster mail to. Optional."
	echo
	echo "AUTHOR"
	echo "	Andrew Puckett"
	echo
	exit 1
fi

[ $(id -u) != "0" ] && echo "ERROR: You must be the superuser to run this script" >&2 && exit 1

DOMAIN=
SHORT_NAME=
ADMIN_EMAIL=
FORWARD_DOMAIN=
POSTMASTER=

while getopts a:d:f:n:p: opt
do
	case "$opt" in
		a) ADMIN_EMAIL=$OPTARG;;
		d) DOMAIN=$OPTARG;;
		f) FORWARD_DOMAIN=$OPTARG;;
		n) SHORT_NAME=$OPTARG;;
		p) POSTMASTER=$OPTARG;;
	esac
done

[ -z "$DOMAIN" ] && echo "ERROR: Domain is required." >&2 && exit 1
[ -z "$SHORT_NAME" ] && SHORT_NAME=$DOMAIN

yes "y" | opendkim_add_key -d $DOMAIN -n $SHORT_NAME

[ -f /etc/postfix/virtual ] && cat /etc/postfix/virtual > /etc/postfix/virtual_new
echo $DOMAIN -- >> /etc/postfix/virtual_new
if [ -n "$FORWARD_DOMAIN" ]; then
	echo @$DOMAIN @$FORWARD_DOMAIN >> /etc/postfix/virtual_new
else
	for ACCT in abuse accounts contact ftp hostmaster info list mail marketing postmaster root sales security social support webmaster www; do
		case "$ACCT" in
			accounts|root|security|webmaster) echo $ACCT@$DOMAIN admin@$DOMAIN >> /etc/postfix/virtual_new;;
			mail|marketing|sales) echo $ACCT@$DOMAIN info@$DOMAIN >> /etc/postfix/virtual_new;;
			abuse|contact|ftp|hostmaster|info|list|social|support|www) echo $ACCT@$DOMAIN webmaster@$DOMAIN >> /etc/postfix/virtual_new;;
		esac
	done
	if [ -n "$POSTMASTER" ]; then
		echo postmaster@$DOMAIN $POSTMASTER >> /etc/postfix/virtual_new
	else
		echo postmaster@$DOMAIN postmaster-$SHORT_NAME@localhost >> /etc/postfix/virtual_new
		echo "postmaster-$SHORT_NAME: \"| SERVER_NAME=$DOMAIN php /var/www/$SHORT_NAME/current/lib/_8n/controllers/logevent.php POSTMASTER\"" >> /etc/aliases
	fi
	echo no-reply@$DOMAIN devnull@localhost >> /etc/postfix/virtual_new
	echo listunsubscribe@$DOMAIN listunsubscribe-$SHORT_NAME@localhost >> /etc/postfix/virtual_new
	echo "listunsubscribe-$SHORT_NAME: \"| php /var/www/$SHORT_NAME/current/lib/_8n/emailmarketing/controllers/listunsubscribe.php\"" >> /etc/aliases
	newaliases
fi

[ -n "$ADMIN_EMAIL" ] && echo admin@$DOMAIN $ADMIN_EMAIL >> /etc/postfix/virtual_new
mv --backup=numbered /etc/postfix/virtual_new /etc/postfix/virtual
postmap /etc/postfix/virtual