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authorAlin Nastac <alin.nastac@gmail.com>2017-06-16 14:16:07 +0200
committerHans Dedecker <dedeckeh@gmail.com>2017-07-11 22:09:57 +0200
commitd8748e537f11ab5f2b5e2ed25d94baa5ce353984 (patch)
tree8cdc9cb604c2d5ddfbd208f004c42553a55549dc /include
parenta35a27e8ef05b6536cf12b2938488be499859b76 (diff)
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netfilter: add iptables-mod-rpfilter package
Unlike /proc/sys/net/ipv4/conf/INTF/rp_filter flag, rule iptables -t raw -I PREROUTING -m rpfilter --invert -j DROP prevents conntrack table to become full when a packet flood with randomly selected source IP addresses is received from the lan side. Signed-off-by: Alin Nastac <alin.nastac@gmail.com>
Diffstat (limited to 'include')
-rw-r--r--include/netfilter.mk2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/netfilter.mk b/include/netfilter.mk
index 2cd3edbfe5..2d537583bd 100644
--- a/include/netfilter.mk
+++ b/include/netfilter.mk
@@ -106,6 +106,8 @@ $(eval $(call nf_add,IPT_FILTER,CONFIG_NETFILTER_XT_MATCH_STRING, $(P_XT)xt_stri
$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_DSCP, $(P_XT)xt_dscp))
$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_TARGET_DSCP, $(P_XT)xt_DSCP))
$(eval $(call nf_add,IPT_HASHLIMIT,CONFIG_NETFILTER_XT_MATCH_HASHLIMIT, $(P_XT)xt_hashlimit))
+$(eval $(call nf_add,IPT_RPFILTER,CONFIG_IP_NF_MATCH_RPFILTER, $(P_V4)ipt_rpfilter))
+$(eval $(call nf_add,IPT_RPFILTER,CONFIG_IP6_NF_MATCH_RPFILTER, $(P_V6)ip6t_rpfilter))
$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_LENGTH, $(P_XT)xt_length))
$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_STATISTIC, $(P_XT)xt_statistic))
$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_TCPMSS, $(P_XT)xt_tcpmss))