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| author | Jo-Philipp Wich <jow@openwrt.org> | 2009-01-16 18:09:19 +0000 |
|---|---|---|
| committer | Jo-Philipp Wich <jow@openwrt.org> | 2009-01-16 18:09:19 +0000 |
| commit | 053133c34344cfb4cac6ea587ca45eb124bd5dbc (patch) | |
| tree | 993231a8fac9349ec77225332aaf7a1d5c71d523 /package | |
| parent | c2a20b44bd04070784a2e8f7fa23e815689a7304 (diff) | |
| download | upstream-053133c34344cfb4cac6ea587ca45eb124bd5dbc.tar.gz upstream-053133c34344cfb4cac6ea587ca45eb124bd5dbc.tar.bz2 upstream-053133c34344cfb4cac6ea587ca45eb124bd5dbc.zip | |
firewall: introduce drop_invalid option to allow disabling the invalid state match
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@14061 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package')
| -rwxr-xr-x | package/firewall/files/uci_firewall.sh | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/package/firewall/files/uci_firewall.sh b/package/firewall/files/uci_firewall.sh index fd108993c8..f38bd6b9ae 100755 --- a/package/firewall/files/uci_firewall.sh +++ b/package/firewall/files/uci_firewall.sh @@ -159,16 +159,19 @@ fw_defaults() { $IPTABLES -t mangle -X $IPTABLES -t nat -X $IPTABLES -X - - $IPTABLES -A INPUT -m state --state INVALID -j DROP + + config_get_bool drop_invalid $1 drop_invalid 1 + + [ "$drop_invalid" -gt 0 ] && { + $IPTABLES -A INPUT -m state --state INVALID -j DROP + $IPTABLES -A OUTPUT -m state --state INVALID -j DROP + $IPTABLES -A FORWARD -m state --state INVALID -j DROP + } + $IPTABLES -A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT - - $IPTABLES -A OUTPUT -m state --state INVALID -j DROP $IPTABLES -A OUTPUT -m state --state RELATED,ESTABLISHED -j ACCEPT - - $IPTABLES -A FORWARD -m state --state INVALID -j DROP $IPTABLES -A FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT - + $IPTABLES -A INPUT -i lo -j ACCEPT $IPTABLES -A OUTPUT -o lo -j ACCEPT |