converted ha/both-active iptables scenario
This commit is contained in:
Andreas Steffen
committed by
Tobias Brunner
Tobias Brunner
parent
5c09942d54
commit
44e533b88e
@@ -1,104 +0,0 @@
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#!/sbin/runscript
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# Copyright 1999-2004 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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opts="start stop reload"
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depend() {
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before net
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need logger
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}
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start() {
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ebegin "Starting firewall"
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# enable IP forwarding
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echo 1 > /proc/sys/net/ipv4/ip_forward
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# default policy is DROP
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/sbin/iptables -P INPUT DROP
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/sbin/iptables -P OUTPUT DROP
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/sbin/iptables -P FORWARD DROP
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# forward ESP-tunneled traffic
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iptables -A FORWARD -i eth1 -m policy --dir in --pol ipsec --proto esp -s PH_IP_CAROL -j ACCEPT
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iptables -A FORWARD -i eth1 -m policy --dir in --pol ipsec --proto esp -s PH_IP_DAVE -j ACCEPT
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iptables -A FORWARD -o eth1 -m policy --dir out --pol ipsec --proto esp -j ACCEPT
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# clusterip rules
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iptables -A INPUT -i eth1 -d 192.168.0.5 -j CLUSTERIP --new --hashmode sourceip \
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--clustermac 01:00:c0:a8:00:05 --total-nodes 2 --local-node 2
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iptables -A INPUT -i eth0 -d 10.1.0.5 -j CLUSTERIP --new --hashmode sourceip \
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--clustermac 01:00:0a:01:00:05 --total-nodes 2 --local-node 2
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# allow esp
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iptables -A INPUT -p 50 -j ACCEPT
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iptables -A OUTPUT -p 50 -d PH_IP_CAROL -j ACCEPT
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iptables -A OUTPUT -p 50 -d PH_IP_DAVE -j ACCEPT
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# allow IKE
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iptables -A INPUT -i eth1 -p udp --sport 500 --dport 500 -j ACCEPT
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iptables -A OUTPUT -o eth1 -p udp --dport 500 --sport 500 -j ACCEPT
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# allow MobIKE
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iptables -A INPUT -i eth1 -p udp --sport 4500 --dport 4500 -j ACCEPT
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iptables -A OUTPUT -o eth1 -p udp --dport 4500 --sport 4500 -j ACCEPT
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# allow crl fetch from winnetou
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iptables -A INPUT -i eth1 -p tcp --sport 80 -s PH_IP_WINNETOU -j ACCEPT
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iptables -A OUTPUT -o eth1 -p tcp --dport 80 -d PH_IP_WINNETOU -j ACCEPT
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# allow ssh
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iptables -A INPUT -p tcp --dport 22 -j ACCEPT
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iptables -A OUTPUT -p tcp --sport 22 -j ACCEPT
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# allow heartbeat
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iptables -A INPUT -i eth0 -d PH_IP_ALICE -s PH_IP_MOON1 -p udp --dport 4510 --sport 4510 -j ACCEPT
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iptables -A OUTPUT -o eth0 -s PH_IP_ALICE -d PH_IP_MOON1 -p udp --dport 4510 --sport 4510 -j ACCEPT
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# allow ICMP type 3
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iptables -A INPUT -i eth0 -d PH_IP_ALICE -s PH_IP_MOON1 -p icmp --icmp-type 3 -j ACCEPT
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iptables -A OUTPUT -o eth0 -s PH_IP_ALICE -d PH_IP_MOON1 -p icmp --icmp-type 3 -j ACCEPT
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# allow IGMP multicasts
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iptables -A INPUT -d 224.0.0.1 -p igmp -j ACCEPT
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iptables -A OUTPUT -s 224.0.0.1 -p igmp -j ACCEPT
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eend $?
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}
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stop() {
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ebegin "Stopping firewall"
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for a in `cat /proc/net/ip_tables_names`; do
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/sbin/iptables -F -t $a
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/sbin/iptables -X -t $a
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if [ $a == nat ]; then
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/sbin/iptables -t nat -P PREROUTING ACCEPT
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/sbin/iptables -t nat -P POSTROUTING ACCEPT
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/sbin/iptables -t nat -P OUTPUT ACCEPT
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elif [ $a == mangle ]; then
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/sbin/iptables -t mangle -P PREROUTING ACCEPT
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/sbin/iptables -t mangle -P INPUT ACCEPT
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/sbin/iptables -t mangle -P FORWARD ACCEPT
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/sbin/iptables -t mangle -P OUTPUT ACCEPT
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/sbin/iptables -t mangle -P POSTROUTING ACCEPT
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elif [ $a == filter ]; then
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/sbin/iptables -t filter -P INPUT ACCEPT
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/sbin/iptables -t filter -P FORWARD ACCEPT
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/sbin/iptables -t filter -P OUTPUT ACCEPT
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fi
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done
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eend $?
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}
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reload() {
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ebegin "Flushing firewall"
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for a in `cat /proc/net/ip_tables_names`; do
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/sbin/iptables -F -t $a
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/sbin/iptables -X -t $a
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done;
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eend $?
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start
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}
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@@ -0,0 +1,50 @@
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*filter
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# default policy is DROP
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-P INPUT DROP
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-P OUTPUT DROP
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-P FORWARD DROP
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# forward ESP-tunneled traffic
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-A FORWARD -i eth1 -m policy --dir in --pol ipsec --proto esp -s PH_IP_CAROL -j ACCEPT
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-A FORWARD -i eth1 -m policy --dir in --pol ipsec --proto esp -s PH_IP_DAVE -j ACCEPT
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-A FORWARD -o eth1 -m policy --dir out --pol ipsec --proto esp -j ACCEPT
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# clusterip rules
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-A INPUT -i eth1 -d 192.168.0.5 -j CLUSTERIP --new --hashmode sourceip --clustermac 01:00:c0:a8:00:05 --total-nodes 2 --local-node 2
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-A INPUT -i eth0 -d 10.1.0.5 -j CLUSTERIP --new --hashmode sourceip --clustermac 01:00:0a:01:00:05 --total-nodes 2 --local-node 2
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# allow esp
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-A INPUT -p 50 -j ACCEPT
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-A OUTPUT -p 50 -d PH_IP_CAROL -j ACCEPT
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-A OUTPUT -p 50 -d PH_IP_DAVE -j ACCEPT
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# allow IKE
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-A INPUT -i eth1 -p udp --sport 500 --dport 500 -j ACCEPT
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-A OUTPUT -o eth1 -p udp --dport 500 --sport 500 -j ACCEPT
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# allow MobIKE
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-A INPUT -i eth1 -p udp --sport 4500 --dport 4500 -j ACCEPT
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-A OUTPUT -o eth1 -p udp --dport 4500 --sport 4500 -j ACCEPT
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# allow crl fetch from winnetou
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-A INPUT -i eth1 -p tcp --sport 80 -s PH_IP_WINNETOU -j ACCEPT
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-A OUTPUT -o eth1 -p tcp --dport 80 -d PH_IP_WINNETOU -j ACCEPT
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# allow heartbeat
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-A INPUT -i eth0 -d PH_IP_ALICE -s PH_IP_MOON1 -p udp --dport 4510 --sport 4510 -j ACCEPT
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-A OUTPUT -o eth0 -s PH_IP_ALICE -d PH_IP_MOON1 -p udp --dport 4510 --sport 4510 -j ACCEPT
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# allow ICMP type 3
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-A INPUT -i eth0 -d PH_IP_ALICE -s PH_IP_MOON1 -p icmp --icmp-type 3 -j ACCEPT
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-A OUTPUT -o eth0 -s PH_IP_ALICE -d PH_IP_MOON1 -p icmp --icmp-type 3 -j ACCEPT
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# allow IGMP multicasts
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-A INPUT -d 224.0.0.1 -p igmp -j ACCEPT
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-A OUTPUT -s 224.0.0.1 -p igmp -j ACCEPT
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# allow ssh
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-A INPUT -p tcp --dport 22 -j ACCEPT
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-A OUTPUT -p tcp --sport 22 -j ACCEPT
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COMMIT
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@@ -1,104 +0,0 @@
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#!/sbin/runscript
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# Copyright 1999-2004 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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opts="start stop reload"
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depend() {
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before net
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need logger
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}
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start() {
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ebegin "Starting firewall"
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# enable IP forwarding
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echo 1 > /proc/sys/net/ipv4/ip_forward
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# default policy is DROP
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/sbin/iptables -P INPUT DROP
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/sbin/iptables -P OUTPUT DROP
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/sbin/iptables -P FORWARD DROP
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# forward ESP-tunneled traffic
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iptables -A FORWARD -m policy -i eth0 --dir in --pol ipsec --proto esp -s PH_IP_CAROL -j ACCEPT
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iptables -A FORWARD -m policy -i eth0 --dir in --pol ipsec --proto esp -s PH_IP_DAVE -j ACCEPT
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iptables -A FORWARD -m policy -o eth0 --dir out --pol ipsec --proto esp -j ACCEPT
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# clusterip rules
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iptables -A INPUT -i eth0 -d 192.168.0.5 -j CLUSTERIP --new --hashmode sourceip \
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--clustermac 01:00:c0:a8:00:05 --total-nodes 2 --local-node 1
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iptables -A INPUT -i eth1 -d 10.1.0.5 -j CLUSTERIP --new --hashmode sourceip \
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--clustermac 01:00:0a:01:00:05 --total-nodes 2 --local-node 1
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# allow esp
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iptables -A INPUT -p 50 -j ACCEPT
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iptables -A OUTPUT -p 50 -d PH_IP_CAROL -j ACCEPT
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iptables -A OUTPUT -p 50 -d PH_IP_DAVE -j ACCEPT
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# allow IKE
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iptables -A INPUT -i eth0 -p udp --sport 500 --dport 500 -j ACCEPT
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iptables -A OUTPUT -o eth0 -p udp --dport 500 --sport 500 -j ACCEPT
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# allow MobIKE
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iptables -A INPUT -i eth0 -p udp --sport 4500 --dport 4500 -j ACCEPT
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iptables -A OUTPUT -o eth0 -p udp --dport 4500 --sport 4500 -j ACCEPT
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# allow crl fetch from winnetou
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iptables -A INPUT -i eth0 -p tcp --sport 80 -s PH_IP_WINNETOU -j ACCEPT
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iptables -A OUTPUT -o eth0 -p tcp --dport 80 -d PH_IP_WINNETOU -j ACCEPT
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# allow ssh
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iptables -A INPUT -p tcp --dport 22 -j ACCEPT
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iptables -A OUTPUT -p tcp --sport 22 -j ACCEPT
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# allow heartbeat
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iptables -A INPUT -i eth1 -d PH_IP_MOON1 -s PH_IP_ALICE -p udp --dport 4510 --sport 4510 -j ACCEPT
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iptables -A OUTPUT -o eth1 -s PH_IP_MOON1 -d PH_IP_ALICE -p udp --dport 4510 --sport 4510 -j ACCEPT
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# allow ICMP type 3
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iptables -A INPUT -i eth1 -d PH_IP_MOON1 -s PH_IP_ALICE -p icmp --icmp-type 3 -j ACCEPT
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iptables -A OUTPUT -o eth1 -s PH_IP_MOON1 -d PH_IP_ALICE -p icmp --icmp-type 3 -j ACCEPT
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# allow IGMP multicasts
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iptables -A INPUT -d 224.0.0.1 -p igmp -j ACCEPT
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iptables -A OUTPUT -s 224.0.0.1 -p igmp -j ACCEPT
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eend $?
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}
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stop() {
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ebegin "Stopping firewall"
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for a in `cat /proc/net/ip_tables_names`; do
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/sbin/iptables -F -t $a
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/sbin/iptables -X -t $a
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if [ $a == nat ]; then
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/sbin/iptables -t nat -P PREROUTING ACCEPT
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/sbin/iptables -t nat -P POSTROUTING ACCEPT
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/sbin/iptables -t nat -P OUTPUT ACCEPT
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elif [ $a == mangle ]; then
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/sbin/iptables -t mangle -P PREROUTING ACCEPT
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/sbin/iptables -t mangle -P INPUT ACCEPT
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/sbin/iptables -t mangle -P FORWARD ACCEPT
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/sbin/iptables -t mangle -P OUTPUT ACCEPT
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/sbin/iptables -t mangle -P POSTROUTING ACCEPT
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elif [ $a == filter ]; then
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/sbin/iptables -t filter -P INPUT ACCEPT
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/sbin/iptables -t filter -P FORWARD ACCEPT
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/sbin/iptables -t filter -P OUTPUT ACCEPT
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fi
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done
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eend $?
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}
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reload() {
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ebegin "Flushing firewall"
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for a in `cat /proc/net/ip_tables_names`; do
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/sbin/iptables -F -t $a
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/sbin/iptables -X -t $a
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done;
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eend $?
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start
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}
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@@ -0,0 +1,50 @@
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*filter
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# default policy is DROP
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-P INPUT DROP
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-P OUTPUT DROP
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-P FORWARD DROP
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# forward ESP-tunneled traffic
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-A FORWARD -m policy -i eth0 --dir in --pol ipsec --proto esp -s PH_IP_CAROL -j ACCEPT
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-A FORWARD -m policy -i eth0 --dir in --pol ipsec --proto esp -s PH_IP_DAVE -j ACCEPT
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-A FORWARD -m policy -o eth0 --dir out --pol ipsec --proto esp -j ACCEPT
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# clusterip rules
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-A INPUT -i eth0 -d 192.168.0.5 -j CLUSTERIP --new --hashmode sourceip --clustermac 01:00:c0:a8:00:05 --total-nodes 2 --local-node 1
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-A INPUT -i eth1 -d 10.1.0.5 -j CLUSTERIP --new --hashmode sourceip --clustermac 01:00:0a:01:00:05 --total-nodes 2 --local-node 1
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# allow esp
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-A INPUT -p 50 -j ACCEPT
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-A OUTPUT -p 50 -d PH_IP_CAROL -j ACCEPT
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-A OUTPUT -p 50 -d PH_IP_DAVE -j ACCEPT
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# allow IKE
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-A INPUT -i eth0 -p udp --sport 500 --dport 500 -j ACCEPT
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-A OUTPUT -o eth0 -p udp --dport 500 --sport 500 -j ACCEPT
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# allow MobIKE
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-A INPUT -i eth0 -p udp --sport 4500 --dport 4500 -j ACCEPT
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-A OUTPUT -o eth0 -p udp --dport 4500 --sport 4500 -j ACCEPT
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# allow crl fetch from winnetou
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-A INPUT -i eth0 -p tcp --sport 80 -s PH_IP_WINNETOU -j ACCEPT
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-A OUTPUT -o eth0 -p tcp --dport 80 -d PH_IP_WINNETOU -j ACCEPT
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# allow heartbeat
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-A INPUT -i eth1 -d PH_IP_MOON1 -s PH_IP_ALICE -p udp --dport 4510 --sport 4510 -j ACCEPT
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-A OUTPUT -o eth1 -s PH_IP_MOON1 -d PH_IP_ALICE -p udp --dport 4510 --sport 4510 -j ACCEPT
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# allow ICMP type 3
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-A INPUT -i eth1 -d PH_IP_MOON1 -s PH_IP_ALICE -p icmp --icmp-type 3 -j ACCEPT
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-A OUTPUT -o eth1 -s PH_IP_MOON1 -d PH_IP_ALICE -p icmp --icmp-type 3 -j ACCEPT
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# allow IGMP multicasts
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-A INPUT -d 224.0.0.1 -p igmp -j ACCEPT
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-A OUTPUT -s 224.0.0.1 -p igmp -j ACCEPT
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# allow ssh
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-A INPUT -p tcp --dport 22 -j ACCEPT
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-A OUTPUT -p tcp --sport 22 -j ACCEPT
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COMMIT
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@@ -2,10 +2,10 @@ carol::ipsec stop
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dave::ipsec stop
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dave::ipsec stop
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moon::ipsec stop
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moon::ipsec stop
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alice::ipsec stop
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alice::ipsec stop
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moon::/etc/init.d/iptables stop 2> /dev/null
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moon::iptables-restore < /etc/iptables.flush
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alice::/etc/init.d/iptables stop 2> /dev/null
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alice::iptables-restore < /etc/iptables.flush
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carol::/etc/init.d/iptables stop 2> /dev/null
|
carol::iptables-restore < /etc/iptables.flush
|
||||||
dave::/etc/init.d/iptables stop 2> /dev/null
|
dave::iptables-restore < /etc/iptables.flush
|
||||||
moon::ip addr del 192.168.0.5/24 dev eth0
|
moon::ip addr del 192.168.0.5/24 dev eth0
|
||||||
moon::ip addr del 10.1.0.5/16 dev eth1
|
moon::ip addr del 10.1.0.5/16 dev eth1
|
||||||
alice::ip addr del 192.168.0.5/24 dev eth1
|
alice::ip addr del 192.168.0.5/24 dev eth1
|
||||||
|
|||||||
@@ -5,10 +5,10 @@ alice::ip addr add 192.168.0.5/24 dev eth1
|
|||||||
alice::ip addr add 10.1.0.5/16 dev eth0
|
alice::ip addr add 10.1.0.5/16 dev eth0
|
||||||
venus::ip route del default via 10.1.0.1 dev eth0
|
venus::ip route del default via 10.1.0.1 dev eth0
|
||||||
venus::ip route add default via 10.1.0.5 dev eth0
|
venus::ip route add default via 10.1.0.5 dev eth0
|
||||||
moon::/etc/init.d/iptables start 2> /dev/null
|
moon::iptables-restore < /etc/iptables.rules
|
||||||
alice::/etc/init.d/iptables start 2> /dev/null
|
alice::iptables-restore < /etc/iptables.rules
|
||||||
carol::/etc/init.d/iptables start 2> /dev/null
|
carol::iptables-restore < /etc/iptables.rules
|
||||||
dave::/etc/init.d/iptables start 2> /dev/null
|
dave::iptables-restore < /etc/iptables.rules
|
||||||
moon::ipsec start
|
moon::ipsec start
|
||||||
alice::ipsec start
|
alice::ipsec start
|
||||||
carol::ipsec start
|
carol::ipsec start
|
||||||
|
|||||||
Reference in New Issue
Block a user