diff options
author | Felix Fietkau <nbd@openwrt.org> | 2005-03-31 23:17:31 +0000 |
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committer | Felix Fietkau <nbd@openwrt.org> | 2005-03-31 23:17:31 +0000 |
commit | bc92f767e0063982ced5420c3ee427b0c3a24819 (patch) | |
tree | 14b1311e4e49e39d95e0fd0650179673819dad20 /target/default/target_skeleton/etc | |
parent | 5f14737467032eb3716627d761471be249fbeb47 (diff) | |
download | master-187ad058-bc92f767e0063982ced5420c3ee427b0c3a24819.tar.gz master-187ad058-bc92f767e0063982ced5420c3ee427b0c3a24819.tar.bz2 master-187ad058-bc92f767e0063982ced5420c3ee427b0c3a24819.zip |
make S45firewall execute scripts in /etc/firewall.d
git-svn-id: svn://svn.openwrt.org/openwrt/trunk/openwrt@496 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/default/target_skeleton/etc')
-rwxr-xr-x | target/default/target_skeleton/etc/init.d/S45firewall | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/target/default/target_skeleton/etc/init.d/S45firewall b/target/default/target_skeleton/etc/init.d/S45firewall index 9bcb11a3f2..c6d0cfac0a 100755 --- a/target/default/target_skeleton/etc/init.d/S45firewall +++ b/target/default/target_skeleton/etc/init.d/S45firewall @@ -1,23 +1,33 @@ #!/bin/sh . /etc/functions.sh -WAN=$(nvram get wan_ifname) - -IPT=/usr/sbin/iptables +export WAN=$(nvram get wan_ifname) +export IPT=/usr/sbin/iptables for T in filter nat mangle ; do $IPT -t $T -F $IPT -t $T -X done +# initial rules $IPT -t filter -A INPUT -m state --state INVALID -j DROP $IPT -t filter -A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT +$IPT -t filter -A FORWARD -m state --state INVALID -j DROP +$IPT -t filter -A FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT + +if [ -d /etc/firewall.d ]; then + for fw in /etc/firewall.d/??*; do + [ -x $fw ] && $fw + done +fi + +# defaults + $IPT -t filter -A INPUT -p icmp -j ACCEPT -$IPT -t filter -A INPUT -p 47 -j ACCEPT # allow GRE +$IPT -t filter -A INPUT -p 47 -j ACCEPT $IPT -t filter -A INPUT -i $WAN -p tcp -j REJECT --reject-with tcp-reset $IPT -t filter -A INPUT -i $WAN -j REJECT --reject-with icmp-port-unreachable -$IPT -t filter -A FORWARD -m state --state INVALID -j DROP -$IPT -t filter -A FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT + $IPT -t filter -A FORWARD -i $WAN -m state --state NEW,INVALID -j DROP $IPT -t filter -A FORWARD -o $WAN -p tcp --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss-to-pmtu |