iptables for Docker with iptables=false in /etc/docker/daemon.json

iptables.sh

# IPv4
*nat
:PREROUTING ACCEPT [14027:843854]
:INPUT ACCEPT [322:18496]
:OUTPUT ACCEPT [117:7122]
:POSTROUTING ACCEPT [112:6753]
-A POSTROUTING -o eth0 -j MASQUERADE
COMMIT
*filter
:INPUT DROP [35:2029]
:FORWARD ACCEPT [4406:292595]
:OUTPUT ACCEPT [652:592550]
-A INPUT -i lo -j ACCEPT
-A INPUT -p icmp -j ACCEPT
-A INPUT -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
-A INPUT -p tcp -m tcp --dport 22 -j ACCEPT
-A FORWARD -i docker0 -o eth0 -j ACCEPT
-A FORWARD -i eth0 -o docker0 -j ACCEPT
-A OUTPUT -o lo -j ACCEPT
COMMIT

# IPv6
*filter
:INPUT DROP [0:0]
:FORWARD ACCEPT [0:0]
:OUTPUT ACCEPT [1:56]
-A INPUT -d ff00::/10 -i eth0 -j ACCEPT
-A INPUT -s fe80::/10 -i eth0 -j ACCEPT
-A INPUT -i eth0 -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
COMMIT
*nat
:PREROUTING ACCEPT [0:0]
:INPUT ACCEPT [0:0]
:OUTPUT ACCEPT [1:96]
:POSTROUTING ACCEPT [0:0]
-A POSTROUTING -o eth0 -j MASQUERADE
COMMIT