freebsd-ports/net-mgmt/zabbix/pkg-install

#!/bin/sh
# Script was taken from mysql323-server port, and modified
# to suit zabbix needs

[ -n "${PACKAGE_BUILDING}" ] && exit 0

[ "${2}" = "POST-INSTALL" ] && exit 0

PATH=/bin:/usr/sbin

USER=zabbix
GROUP=${USER}
UID=122
GID=${UID}

if pw group show "${GROUP}" 2>/dev/null; then
	echo "You already have a group \"${GROUP}\", so I will use it."
else
	if pw groupadd ${GROUP} -g ${GID}; then
		echo "Added group \"${GROUP}\"."
	else
		echo "Adding group \"${GROUP}\" failed..."
		exit 1
	fi
fi

if pw user show "${USER}" 2>/dev/null; then
	echo "You already have a user \"${USER}\", so I will use it."
	if pw usermod ${USER} -d /nonexistent
	then
		echo "Changed home directory of \"${USER}\" to /nonexistent"
	else
		echo "Changing home directory of \"${USER}\" to /nonexistent failed..."
		exit 1
	fi
else
	if pw useradd ${USER} -u ${UID} -g ${GROUP} -h - \
		-d /nonexistent -s /sbin/nologin -c "Zabbix Sandbox"
	then
		echo "Added user \"${USER}\"."
	else
		echo "Adding user \"${USER}\" failed..."
		exit 1
	fi
fi