#!/usr/bin/env fish
##
## SNAC-ADMIN
##  a simple script that is supposed to improve
##  a snac admin's life, especially when snac
##  is being run as a systemd.unit with
##  DynamicUser=yes enabled.
##  Please make sure to adjust SNAC_BASEDIR
##  down below according to your setup.
##
## USAGE
##  snac-admin state
##  snac-admin adduser rikkert
##
## Author: @chris@social.shtrophic.net
## 
## Released into the public domain 
##

set -l SNAC_PID 	$(pidof snac)
set -l SNAC_BASEDIR	/var/lib/snac

if test -z $SNAC_PID
	echo "no such process" 1>&2
	exit 1
end

if test $(id -u) -ne 0
	echo "not root" 1>&2
	exit 1
end

if ! test -d $SNAC_BASEDIR
	echo "$SNAC_BASEDIR does not exist" 1>&2
	exit 1
end

if test -z $argv[1]
	echo "no arguments" 1>&2
	exit 1
end

nsenter -ae -S follow -G follow -t $SNAC_PID -- snac $argv[1] $SNAC_BASEDIR $argv[2..]