*filter :INPUT DROP [0:0] :FORWARD DROP [0:0] :OUTPUT ACCEPT [0:0] # Debug -A INPUT -p icmp -j ACCEPT # Administration -A INPUT -p tcp --dport 22 -j ACCEPT # Cluster {% for selected_host in groups['cluster_nodes'] %} -A INPUT -s {{ hostvars[selected_host]['ipv4'] }} -j ACCEPT {% endfor %} # Local -A INPUT -i docker0 -j ACCEPT -A INPUT -s 127.0.0.1/8 -j ACCEPT -A INPUT -m conntrack --ctstate ESTABLISHED,RELATED -j ACCEPT COMMIT *nat :PREROUTING ACCEPT [0:0] :INPUT ACCEPT [0:0] :OUTPUT ACCEPT [0:0] :POSTROUTING ACCEPT [0:0] COMMIT *mangle :PREROUTING ACCEPT [0:0] :INPUT ACCEPT [0:0] :FORWARD ACCEPT [0:0] :OUTPUT ACCEPT [0:0] :POSTROUTING ACCEPT [0:0] COMMIT