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 -i orange0 ! -o $IFACE -j DROP
  34         /sbin/iptables -A POLICYFWD -j ACCEPT
  35         /sbin/iptables -A POLICYFWD -m comment --comment "DROP_FORWARD" -j DROP
  36 fi
  37
  38 #OUTGOINGFW
  39 if [ "$POLICY1" == "MODE1" ]; then
  40         if [ "$FWPOLICY1" == "REJECT" ]; then
  41                 if [ "$DROPOUTGOING" == "on" ]; then
  42                         /sbin/iptables -A POLICYOUT -m limit --limit 10/minute -j LOG --log-prefix "REJECT_OUTPUT"
  43                 fi
  44                 /sbin/iptables -A POLICYOUT -j REJECT --reject-with icmp-host-unreachable -m comment --comment "DROP_OUTPUT"
  45         fi
  46         if [ "$FWPOLICY1" == "DROP" ]; then
  47                 if [ "$DROPOUTGOING" == "on" ]; then
  48                         /sbin/iptables -A POLICYOUT -m limit --limit 10/minute -j LOG --log-prefix "DROP_OUTPUT"
  49                 fi
  50                         /sbin/iptables -A POLICYOUT -j DROP -m comment --comment "DROP_OUTPUT"
  51         fi
  52 else
  53         /sbin/iptables -A POLICYOUT -j ACCEPT
  54         /sbin/iptables -A POLICYOUT -m comment --comment "DROP_OUTPUT" -j DROP
  55 fi
  56 #INPUT
  57 if [ "$FWPOLICY2" == "REJECT" ]; then
  58         if [ "$DROPINPUT" == "on" ]; then
  59                 /sbin/iptables -A POLICYIN -m limit --limit 10/minute -j LOG --log-prefix "REJECT_INPUT"
  60         fi
  61         /sbin/iptables -A POLICYIN -j REJECT --reject-with icmp-host-unreachable -m comment --comment "DROP_INPUT"
  62 fi
  63 if [ "$FWPOLICY2" == "DROP" ]; then
  64         if [ "$DROPINPUT" == "on" ]; then
  65                 /sbin/iptables -A POLICYIN -m limit --limit 10/minute -j LOG --log-prefix "DROP_INPUT"
  66         fi
  67         /sbin/iptables -A POLICYIN -j DROP -m comment --comment "DROP_INPUT"
  68 fi
  69
  70 exit 0