#!/bin/sh

set -e

adduser --system --disabled-password --disabled-login --home /var/lib/haproxy \
        --no-create-home --quiet --force-badname --group haproxy

#DEBHELPER#

if [ -n "$2" ]; then
	if dpkg --compare-versions "$2" lt "1.8.0-1~" && [ -d /run/systemd/system ]; then
		# Do a full restart when upgrading to 1.8 series on systemd, as
		# the systemd wrapper is no longer there.
		invoke-rc.d haproxy restart || true
	elif dpkg --compare-versions "$2" gt "1.5~dev24-2~"; then
		# Reload already running instances. Since 1.5~dev24-2 we do not stop
		# haproxy in prerm during upgrades.
		invoke-rc.d haproxy reload || true
	fi
fi

exit 0