# cat /etc/sysconfig/iptables
# Generated by iptables-save v1.4.21 on Mon Apr 16 21:14:35 2018
*nat
:PREROUTING ACCEPT [2:784]
:INPUT ACCEPT [0:0]
:OUTPUT ACCEPT [1:76]
:POSTROUTING ACCEPT [1:76]
:DOCKER - [0:0]
-A PREROUTING -m addrtype —dst-type LOCAL -j DOCKER
-A OUTPUT ! -d
127.0.0.0/8 -m addrtype —dst-type LOCAL -j DOCKER
-A POSTROUTING -s
172.17.0.0/16 ! -o docker0 -j MASQUERADE
-A DOCKER -i docker0 -j RETURN
COMMIT
# Completed on Mon Apr 16 21:14:35 2018
# Generated by iptables-save v1.4.21 on Mon Apr 16 21:14:35 2018
*filter
:INPUT ACCEPT [0:0]
:FORWARD ACCEPT [0:0]
:OUTPUT ACCEPT [0:0]
:DOCKER - [0:0]
:DOCKER-ISOLATION - [0:0]
:OS_FIREWALL_ALLOW - [0:0]
-A INPUT -m state —state RELATED,ESTABLISHED -j ACCEPT
-A INPUT -p icmp -j ACCEPT
-A INPUT -i lo -j ACCEPT
-A INPUT -p tcp -m state —state NEW -m tcp —dport 22 -j ACCEPT
-A INPUT -j OS_FIREWALL_ALLOW
-A INPUT -j REJECT —reject-with icmp-host-prohibited
-A FORWARD -j DOCKER-ISOLATION
-A FORWARD -o docker0 -j DOCKER
-A FORWARD -o docker0 -m conntrack —ctstate RELATED,ESTABLISHED -j ACCEPT
-A FORWARD -i docker0 ! -o docker0 -j ACCEPT
-A FORWARD -i docker0 -o docker0 -j ACCEPT
-A FORWARD -j REJECT —reject-with icmp-host-prohibited
-A DOCKER-ISOLATION -j RETURN
-A OS_FIREWALL_ALLOW -p tcp -m state —state NEW -m tcp —dport 2379 -j ACCEPT
-A OS_FIREWALL_ALLOW -p tcp -m state —state NEW -m tcp —dport 2380 -j ACCEPT
-A OS_FIREWALL_ALLOW -p tcp -m state —state NEW -m tcp —dport 8443 -j ACCEPT
-A OS_FIREWALL_ALLOW -p tcp -m state —state NEW -m tcp —dport 8444 -j ACCEPT
-A OS_FIREWALL_ALLOW -p tcp -m state —state NEW -m tcp —dport 8053 -j ACCEPT
-A OS_FIREWALL_ALLOW -p udp -m state —state NEW -m udp —dport 8053 -j ACCEPT
-A OS_FIREWALL_ALLOW -p tcp -m state —state NEW -m tcp —dport 10250 -j ACCEPT
-A OS_FIREWALL_ALLOW -p tcp -m state —state NEW -m tcp —dport 80 -j ACCEPT
-A OS_FIREWALL_ALLOW -p tcp -m state —state NEW -m tcp —dport 443 -j ACCEPT
-A OS_FIREWALL_ALLOW -p udp -m state —state NEW -m udp —dport 4789 -j ACCEPT
COMMIT
типичный мастер, совмещенный с нодой