# WARNING!! When rules.{v4,v6} are changed, the whole iptables configuration is reloaded. # This creates issues with Docker, which injects its own configuration in iptables when it starts. # In practice, most (all?) containers will break if rules.{v4,v6} are changed, # and docker will have to be restared. *filter :INPUT DROP [0:0] :FORWARD DROP [0:0] :OUTPUT ACCEPT [0:0] # DNS -A INPUT -p udp --dport 53 -j ACCEPT -A INPUT -p tcp --dport 53 -j ACCEPT # Email -A INPUT -p tcp --dport 993 -j ACCEPT -A INPUT -p tcp --dport 25 -j ACCEPT -A INPUT -p tcp --dport 465 -j ACCEPT -A INPUT -p tcp --dport 587 -j ACCEPT # Old SSH configuration -A INPUT -p tcp --dport 110 -j ACCEPT # New SSH configuration -A INPUT -p tcp --dport 22 -j ACCEPT # LDAP -A INPUT -p tcp --dport 389 -j ACCEPT # Web -A INPUT -p tcp --dport 80 -j ACCEPT -A INPUT -p tcp --dport 443 -j ACCEPT # Coturn -A INPUT -p tcp --dport 3478 -j ACCEPT -A INPUT -p udp --dport 3478 -j ACCEPT -A INPUT -p tcp --dport 3479 -j ACCEPT -A INPUT -p udp --dport 3479 -j ACCEPT # Cluster {% for selected_host in groups['cluster_nodes'] %} -A INPUT -s {{ hostvars[selected_host]['public_ip'] }} -j ACCEPT -A INPUT -s {{ hostvars[selected_host]['private_ip'] }} -j ACCEPT {% endfor %} # Rennes -A INPUT -s 82.253.205.190 -j ACCEPT -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