#! /bin/sh
set -euf
sed '
  # transform "XML" into lines {key}<tab>{value}-lines
  s|</[^>]*>|\n|g
  s|<\([^>]*\)>|\1\t|g
' |
sed '
  # transform ipaddr list into multiple ipaddr_[46]<tab>{ipaddr}-lines
  /^ipaddr\t/{
    s|,|\nipaddr\t|g
    s/\t\([0-9]*[.]\)/_4&/g
    s/\t\([0-9]*[:]\)/_6&/g
  }
  # parse CSVs into multiple lines with proper labels
  s:^\(hdd\|mem\|bw\)\t\([^,]*\),\([^,]*\),\([^,]*\),\([^,]*\)$:\1_total\t\2\
\1_used\t\3\
\1_free\t\4\
\1_percentused\t\5:
'