#!/bin/sh

set -e

#DEBHELPER#

case "$1" in
    configure)
	# need to have user backup in the tape group
	usermod -a -G tape backup

	# modeled after dh_systemd_start output
	systemctl --system daemon-reload >/dev/null || true
	if [ -n "$2" ]; then
		if dpkg --compare-versions "$2" 'lt' '1.0.7-1'; then
			# there was an issue with reloading and systemd being confused in older daemon versions
			# so restart instead of reload if upgrading from there, see commit 0ec79339f7aebf9
			# FIXME: remove with PBS 2.1
			_dh_action=try-restart
		else
			_dh_action=try-reload-or-restart
		fi
	else
		_dh_action=start
	fi
	deb-systemd-invoke $_dh_action proxmox-backup.service proxmox-backup-proxy.service >/dev/null || true

	# FIXME: Remove with 1.1
	if test -n "$2"; then
		if dpkg --compare-versions "$2" 'lt' '0.9.4-1'; then
			if grep -s -q  -P -e '^\s+verify-schedule ' /etc/proxmox-backup/datastore.cfg; then
				echo "NOTE: drop all verify schedules from datastore config."
				echo "You can now add more flexible verify jobs"
				flock -w 30 /etc/proxmox-backup/.datastore.lck \
				    sed -i '/^\s\+verify-schedule /d' /etc/proxmox-backup/datastore.cfg || true
			fi
		fi
		if dpkg --compare-versions "$2" 'le' '0.9.5-1'; then
			chown --quiet backup:backup /var/log/proxmox-backup/api/auth.log || true
		fi
		if dpkg --compare-versions "$2" 'le' '0.9.7-1'; then
			if [ -e /etc/proxmox-backup/remote.cfg ]; then
				echo "NOTE: Switching over remote.cfg to new field names.."
				flock -w 30 /etc/proxmox-backup/.remote.lck \
				    sed -i \
				        -e 's/^\s\+userid /\tauth-id /g' \
				        /etc/proxmox-backup/remote.cfg || true
			fi
		fi
	fi
	# FIXME: Remove in future version once we're sure no broken entries remain in anyone's files
	if grep -q -e ':termproxy::[^@]\+: ' /var/log/proxmox-backup/tasks/active; then
	    echo "Fixing up termproxy user id in task log..."
	    flock -w 30 /var/log/proxmox-backup/tasks/active.lock sed -i 's/:termproxy::\([^@]\+\): /:termproxy::\1@pam: /' /var/log/proxmox-backup/tasks/active || true
	fi
    ;;

    abort-upgrade|abort-remove|abort-deconfigure)
    ;;

    *)
        echo "postinst called with unknown argument \`$1'" >&2
        exit 1
    ;;
esac

exit 0