config/forwardfw/firewall-policy

   1 #!/bin/sh
   2
   3 eval $(/usr/local/bin/readhash /var/ipfire/forward/settings)
   4 eval $(/usr/local/bin/readhash /var/ipfire/optionsfw/settings)
   5 eval $(/usr/local/bin/readhash /var/ipfire/ethernet/settings)
   6
   7 iptables -F POLICYFWD
   8 iptables -F POLICYOUT
   9 iptables -F POLICYIN
  10
  11 if [ -f "/var/ipfire/red/iface" ]; then
  12         IFACE=`cat /var/ipfire/red/iface`
  13 fi
  14
  15 #FORWARDFW
  16 if [ "$POLICY" == "MODE1" ]; then
  17                 if [ "$FWPOLICY" == "REJECT" ]; then
  18                         if [ "$DROPFORWARD" == "on" ]; then
  19                                 /sbin/iptables -A POLICYFWD -m limit --limit 10/minute -j LOG --log-prefix "REJECT_FORWARD"
  20                         fi
  21                         /sbin/iptables -A POLICYFWD -j REJECT --reject-with icmp-host-unreachable -m comment --comment "DROP_FORWARD"
  22                 fi
  23                 if [ "$FWPOLICY" == "DROP" ]; then
  24                         if [ "$DROPFORWARD" == "on" ]; then
  25                                 /sbin/iptables -A POLICYFWD -m limit --limit 10/minute -j LOG --log-prefix "DROP_FORWARD"
  26                         fi
  27                         /sbin/iptables -A POLICYFWD -j DROP -m comment --comment "DROP_FORWARD"
  28                 fi
  29 else
  30         if [  "$BLUE_DEV" ] && [ "$IFACE" ]; then
  31                 /sbin/iptables -A POLICYFWD -i blue0 ! -o $IFACE -j DROP
  32         fi
  33         /sbin/iptables -A POLICYFWD -j ACCEPT
  34         /sbin/iptables -A POLICYFWD -m comment --comment "DROP_FORWARD" -j DROP
  35 fi
  36
  37 #OUTGOINGFW
  38 if [ "$POLICY1" == "MODE1" ]; then
  39         if [ "$FWPOLICY1" == "REJECT" ]; then
  40                 if [ "$DROPOUTGOING" == "on" ]; then
  41                         /sbin/iptables -A POLICYOUT -m limit --limit 10/minute -j LOG --log-prefix "REJECT_OUTPUT"
  42                 fi
  43                 /sbin/iptables -A POLICYOUT -j REJECT --reject-with icmp-host-unreachable -m comment --comment "DROP_OUTPUT"
  44         fi
  45         if [ "$FWPOLICY1" == "DROP" ]; then
  46                 if [ "$DROPOUTGOING" == "on" ]; then
  47                         /sbin/iptables -A POLICYOUT -m limit --limit 10/minute -j LOG --log-prefix "DROP_OUTPUT"
  48                 fi
  49                         /sbin/iptables -A POLICYOUT -j DROP -m comment --comment "DROP_OUTPUT"
  50         fi
  51 else
  52         /sbin/iptables -A POLICYOUT -j ACCEPT
  53         /sbin/iptables -A POLICYOUT -m comment --comment "DROP_OUTPUT" -j DROP
  54 fi
  55 #INPUT
  56 if [ "$FWPOLICY2" == "REJECT" ]; then
  57         if [ "$DROPINPUT" == "on" ]; then
  58                 /sbin/iptables -A POLICYIN -m limit --limit 10/minute -j LOG --log-prefix "REJECT_INPUT"
  59         fi
  60         /sbin/iptables -A POLICYIN -j REJECT --reject-with icmp-host-unreachable -m comment --comment "DROP_INPUT"
  61 fi
  62 if [ "$FWPOLICY2" == "DROP" ]; then
  63         if [ "$DROPINPUT" == "on" ]; then
  64                 /sbin/iptables -A POLICYIN -m limit --limit 10/minute -j LOG --log-prefix "DROP_INPUT"
  65         fi
  66         /sbin/iptables -A POLICYIN -j DROP -m comment --comment "DROP_INPUT"
  67 fi
  68
  69 exit 0