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firewall cleanup and organization

This commit is contained in:
toby 2018-12-21 17:41:04 +01:00
parent 83332a7f74
commit 2a4150aa41
1 changed files with 4 additions and 11 deletions
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@ -37,11 +37,7 @@ case $1 in
iptables -A INPUT -m policy --pol ipsec --dir in -p udp --sport 53 -j ACCEPT # dns replies from anything over the VPN iptables -A INPUT -m policy --pol ipsec --dir in -p udp --sport 53 -j ACCEPT # dns replies from anything over the VPN
iptables -A INPUT -m policy --pol ipsec --dir in -p tcp --dport 22 -j ACCEPT # ssh if coming over the VPN iptables -A INPUT -m policy --pol ipsec --dir in -p tcp --dport 22 -j ACCEPT # ssh if coming over the VPN
## external services we deplend upon ## external services we depend upon
iptables -A INPUT -s 170.199.217.0 -p tcp --dport 22 -j ACCEPT # ssh from bastion
iptables -A INPUT -s 170.199.217.0 -p udp --sport 53 -j ACCEPT # dns replies from bastion
iptables -A INPUT -s 10.1.19.1 -p tcp --dport 22 -j ACCEPT # ssh from bastion
iptables -A INPUT -s 10.1.19.11 -p tcp --dport 22 -j ACCEPT # ssh from bastion2
iptables -A INPUT -s 170.199.216.1 -p tcp --sport 2379 -j ACCEPT # etcd replies stackapi iptables -A INPUT -s 170.199.216.1 -p tcp --sport 2379 -j ACCEPT # etcd replies stackapi
iptables -A INPUT -s 170.199.216.13 -p tcp --sport 443 -j ACCEPT # mirrors.wit.com iptables -A INPUT -s 170.199.216.13 -p tcp --sport 443 -j ACCEPT # mirrors.wit.com
iptables -A INPUT -s 170.199.216.13 -p tcp --sport 25 -j ACCEPT # allow email smart host iptables -A INPUT -s 170.199.216.13 -p tcp --sport 25 -j ACCEPT # allow email smart host
@ -93,20 +89,17 @@ case $1 in
ip6tables -A INPUT -p esp -j ACCEPT # ipsec ip6tables -A INPUT -p esp -j ACCEPT # ipsec
ip6tables -A INPUT -p udp --dport 500 --sport 500 -j ACCEPT # ipsec ip6tables -A INPUT -p udp --dport 500 --sport 500 -j ACCEPT # ipsec
ip6tables -A INPUT -p udp --dport 4500 --sport 4500 -j ACCEPT # ipsec ip6tables -A INPUT -p udp --dport 4500 --sport 4500 -j ACCEPT # ipsec
ip6tables -A INPUT -p ipv6-icmp -j ACCEPT # ping ip6tables -A INPUT -p ipv6-icmp -j ACCEPT # icmp
ip6tables -A INPUT -s fe80::/10 -i feth+ -p tcp --sport 179 -j ACCEPT # bgp (allow init as well as responding) ip6tables -A INPUT -s fe80::/10 -i feth+ -p tcp --sport 179 -j ACCEPT # bgp (allow init as well as responding)
ip6tables -A INPUT -s fe80::/10 -i feth+ -p tcp --dport 179 -j ACCEPT # bgp (allow init as well as responding) ip6tables -A INPUT -s fe80::/10 -i feth+ -p tcp --dport 179 -j ACCEPT # bgp (allow init as well as responding)
ip6tables -A INPUT -s 2604:bbc0:0:113::1 -p tcp --dport 22 -j ACCEPT # ssh from bastion ## external services we depend upon
ip6tables -A INPUT -s 2604:bbc0:0:113::1 -p udp --sport 53 -j ACCEPT # dns replies from bastion
ip6tables -A INPUT -s 2604:bbc0:0:113::b -p tcp --dport 22 -j ACCEPT # ssh from bastion2
ip6tables -A INPUT -s 2604:bbc0:0:113::b -p udp --sport 53 -j ACCEPT # dns replies from bastion2
ip6tables -A INPUT -s 2600:1f14:3f:1b01:e296:593a:484a:64d2 -p tcp --sport 9091 -j ACCEPT # prometheus pushgateway ip6tables -A INPUT -s 2600:1f14:3f:1b01:e296:593a:484a:64d2 -p tcp --sport 9091 -j ACCEPT # prometheus pushgateway
ip6tables -A INPUT -s 2600:1f14:3f:1b01:e296:593a:484a:64d2 -p tcp --sport 9103 -j ACCEPT # prometheus collectd-exporter ip6tables -A INPUT -s 2600:1f14:3f:1b01:e296:593a:484a:64d2 -p tcp --sport 9103 -j ACCEPT # prometheus collectd-exporter
## traffic we want to see encrypted over the VPN ## traffic we want to see encrypted over the VPN
ip6tables -A INPUT -m policy --pol ipsec --dir in -p tcp --dport 22 -j ACCEPT # ssh if coming over the VPN ip6tables -A INPUT -m policy --pol ipsec --dir in -p tcp --dport 22 -j ACCEPT # ssh if coming over the VPN
ip6tables -A INPUT -m policy --pol ipsec --dir in -p udp --sport 53 -j ACCEPT # dns replies from anything over the VPN
ip6tables -A INPUT -m policy --pol ipsec --dir in -p udp --sport 123 -j ACCEPT # ntp if coming over the VPN ip6tables -A INPUT -m policy --pol ipsec --dir in -p udp --sport 123 -j ACCEPT # ntp if coming over the VPN
ip6tables -A INPUT -m policy --pol ipsec --dir in -m multiport -p tcp --dports 49152:49215 -j ACCEPT # libvirt live migration ip6tables -A INPUT -m policy --pol ipsec --dir in -m multiport -p tcp --dports 49152:49215 -j ACCEPT # libvirt live migration
ip6tables -A INPUT -m policy --pol ipsec --dir in -m multiport -p tcp --sports 49152:49215 -j ACCEPT # libvirt live migration ip6tables -A INPUT -m policy --pol ipsec --dir in -m multiport -p tcp --sports 49152:49215 -j ACCEPT # libvirt live migration