ferm/ferm.conf
2015-03-29 11:13:01 +00:00

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@def $subnet = 192.168.66.0/24;
@def $bridge = br0;
@def $evenet = evenet;
@def $internet = "enp2s0";
@def $public_ipv4 = `ip a s enp2s0 | awk '$0 ~ "inet " { split($2,a,"/"); print a[1] }'`;
@def $public_ipv6 = `ip a s enp2s0 | awk '$0 ~ "inet6 " && !($2 ~ /^fe80/) { split($2,a,"/"); print a[1] }'`;
include 'ferm.d/functions';
include `find ferm.d/services/*`;
domain (ip ip6) {
table nat {
chain PREROUTING policy ACCEPT;
chain POSTROUTING policy ACCEPT;
chain INPUT policy ACCEPT;
chain OUTPUT policy ACCEPT;
}
table filter {
chain FORWARD {
interface $bridge protocol tcp dport smtp REJECT reject-with tcp-reset;
# dn42 -> is filtered in dn42 container
interface $evenet outerface $evenet ACCEPT;
interface $bridge outerface $internet ACCEPT;
}
chain (INPUT FORWARD) {
policy DROP;
interface lo ACCEPT;
protocol icmp ACCEPT;
mod conntrack ctstate (RELATED ESTABLISHED) ACCEPT;
LOG log-prefix "iptables reject:";
protocol tcp REJECT reject-with tcp-reset;
REJECT reject-with icmp-port-unreachable;
}
chain OUTPUT policy ACCEPT;
}
}
domain ip table nat {
chain POSTROUTING outerface $internet MASQUERADE;
}