iptables rc.local for tproxy + dns crypt

## iptable ##
==============
# /usr/local/sbin/dnscrypt-proxy -a 127.0.0.1:40 -d -R d0wn-sg-ns1 -e 4096 -p /run/dnscrypt-proxy.pid # autostart dnscrypt_unbound
modprobe xt_TPROXY
modprobe xt_socket
modprobe xt_mark
modprobe nf_nat
modprobe nf_conntrack_ipv4
modprobe nf_conntrack
modprobe nf_defrag_ipv4
modprobe ipt_REDIRECT
modprobe iptable_nat

iptables -t mangle -F
iptables -t mangle -X

iptables -t mangle -N DIVERT
iptables -t mangle -A DIVERT -j MARK --set-mark 1
iptables -t mangle -A DIVERT -j ACCEPT
iptables -t mangle -A INPUT -j ACCEPT
iptables -t mangle -A PREROUTING -p tcp -m socket -j DIVERT
iptables -t mangle -A PREROUTING ! -d 172.16.0.2/24 -p tcp --dport 80 -j TPROXY --tproxy-mark 0x1/0x1 --on-port 3129
iptables -t mangle -A PREROUTING ! -d 172.16.0.2/24 -p tcp --dport 443 -j TPROXY --tproxy-mark 0x1/0x1 --on-port 3127

/sbin/ip rule add fwmark 1 lookup 100
/sbin/ip route add local 0.0.0.0/0 dev lo table 100

echo 0 > /proc/sys/net/ipv4/conf/lo/rp_filter
echo 1 > /proc/sys/net/ipv4/ip_forward
exit 0