#!/bin/bash
# xfs_check start <dev> <id> <options>
# xfs_check status <dev> <id>
# xfs_check cancel <dev> 

# using /var/lib because that's where btrfs puts status
mkdir -p /var/lib/xfs
case "$1" in
'start')
  exec /sbin/xfs_repair $4 $2 &> /var/lib/xfs/check.status.$3 &
;;
'status')
  if [ -f /var/lib/xfs/check.status.$3 ]; then
    cat /var/lib/xfs/check.status.$3
  else
    echo "Not available"
  fi;
  pgrep -f "/sbin/xfs_repair.*$2" >/dev/null
;;
'cancel')
  pkill -f "/sbin/xfs_repair.*$2"
;;
esac