iptables/trunk/iptables-legacy-flush

   1 #!/bin/bash
   2 #
   3 # Usage: iptables-flush [6]
   4 #
   5
   6 iptables=ip$1tables
   7 if ! type -p "$iptables" &>/dev/null; then
   8   echo "error: invalid argument"
   9   exit 1
  10 fi
  11
  12 while read -r table; do
  13   tables+=("/usr/share/iptables/empty-$table.rules")
  14 done <"/proc/net/ip$1_tables_names"
  15
  16 if (( ${#tables[*]} )); then
  17   cat "${tables[@]}" | "$iptables-restore"
  18 fi