Added fail2ban, though not sure its configured correctly yet

docker/rootfs/fail2ban/action.d/firewallcmd-common.conf

@@ -0,0 +1,77 @@
+## Version 2022/08/06
+# Fail2Ban configuration file
+#
+# Author: Donald Yandt
+#
+
+[Init]
+
+# Option:  name
+# Notes    Default name of the chain
+# Values:  STRING
+name = default
+
+# Option   port
+# Notes    Can also use port numbers separated by a comma and in rich-rules comma and/or space.
+# Value    STRING Default: 1:65535
+port = 1:65535
+
+# Option:  protocol
+# Notes    [ tcp | udp | icmp | all ]
+# Values:  STRING Default: tcp
+protocol = tcp
+
+# Option:  family(ipv4)
+# Notes    specifies the socket address family type
+# Values:  STRING  
+family = ipv4
+
+# Option:  chain
+# Notes    specifies the firewalld chain to which the Fail2Ban rules should be
+#          added
+# Values:  STRING  Default: INPUT_direct
+chain = INPUT_direct
+
+# Option:  zone
+# Notes    use command firewall-cmd --get-active-zones to see a list of all active zones. See firewalld man pages for more information on zones
+# Values:  STRING  Default: public
+zone = public
+
+# Option:  service
+# Notes    use command firewall-cmd --get-services to see a list of services available
+#          Examples services: amanda-client amanda-k5-client bacula bacula-client dhcp dhcpv6 dhcpv6-client dns freeipa-ldap freeipa-ldaps 
+#          freeipa-replication ftp high-availability http https imaps ipp ipp-client ipsec iscsi-target kadmin kerberos 
+#          kpasswd ldap ldaps libvirt libvirt-tls mdns mosh mountd ms-wbt mysql nfs ntp openvpn pmcd pmproxy pmwebapi pmwebapis pop3s 
+#          postgresql privoxy proxy-dhcp puppetmaster radius rpc-bind rsyncd samba samba-client sane smtp squid ssh synergy 
+#          telnet tftp tftp-client tinc tor-socks transmission-client vdsm vnc-server wbem-https xmpp-bosh xmpp-client xmpp-local xmpp-server
+# Values:  STRING Default: ssh 
+service = ssh
+
+# Option:  rejecttype (ipv4)
+# Notes    See iptables/firewalld man pages for ipv4 reject types. 
+# Values:  STRING
+rejecttype = icmp-port-unreachable
+
+# Option:  blocktype (ipv4/ipv6)
+# Notes    See iptables/firewalld man pages for jump targets. Common values are REJECT, 
+#          REJECT --reject-with icmp-port-unreachable, DROP
+# Values:  STRING
+blocktype = REJECT --reject-with <rejecttype>
+
+# Option:  rich-blocktype (ipv4/ipv6)
+# Notes    See firewalld man pages for jump targets. Common values are reject, 
+#          reject type="icmp-port-unreachable", drop
+# Values:  STRING
+rich-blocktype = reject type='<rejecttype>'
+
+[Init?family=inet6]
+
+# Option:  family(ipv6)
+# Notes    specifies the socket address family type
+# Values:  STRING  
+family = ipv6
+
+# Option:  rejecttype (ipv6)
+# Note:    See iptables/firewalld man pages for ipv6 reject types. 
+# Values:  STRING
+rejecttype = icmp6-port-unreachable