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Linux srv843233 6.8.0-71-generic #71-Ubuntu SMP PREEMPT_DYNAMIC Tue Jul 22 16:52:38 UTC 2025 x86_64
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View File Name :
firewallcmd-ipset.conf
# Fail2Ban action file for firewall-cmd/ipset # # This requires: # ipset (package: ipset) # firewall-cmd (package: firewalld) # # This is for ipset protocol 6 (and hopefully later) (ipset v6.14). # Use ipset -V to see the protocol and version. # # IPset was a feature introduced in the linux kernel 2.6.39 and 3.0.0 kernels. # # If you are running on an older kernel you make need to patch in external # modules. [INCLUDES] before = firewallcmd-common.conf [Definition] actionstart = <ipstype_<ipsettype>/actionstart> firewall-cmd --direct --add-rule <family> filter <chain> 0 <actiontype> -m set --match-set <ipmset> src -j <blocktype> actionflush = <ipstype_<ipsettype>/actionflush> actionstop = firewall-cmd --direct --remove-rule <family> filter <chain> 0 <actiontype> -m set --match-set <ipmset> src -j <blocktype> <actionflush> <ipstype_<ipsettype>/actionstop> actionban = <ipstype_<ipsettype>/actionban> # actionprolong = %(actionban)s actionunban = <ipstype_<ipsettype>/actionunban> [ipstype_ipset] actionstart = ipset -exist create <ipmset> hash:ip timeout <default-ipsettime> <familyopt> actionflush = ipset flush <ipmset> actionstop = ipset destroy <ipmset> actionban = ipset -exist add <ipmset> <ip> timeout <ipsettime> actionunban = ipset -exist del <ipmset> <ip> [ipstype_firewalld] actionstart = firewall-cmd --direct --new-ipset=<ipmset> --type=hash:ip --option=timeout=<default-ipsettime> <firewalld_familyopt> # TODO: there doesn't seem to be an explicit way to invoke the ipset flush function using firewall-cmd actionflush = actionstop = firewall-cmd --direct --delete-ipset=<ipmset> actionban = firewall-cmd --ipset=<ipmset> --add-entry=<ip> actionunban = firewall-cmd --ipset=<ipmset> --remove-entry=<ip> [Init] # Option: chain # Notes specifies the iptables chain to which the fail2ban rules should be # added # Values: [ STRING ] # chain = INPUT_direct # Option: default-ipsettime # Notes: specifies default timeout in seconds (handled default ipset timeout only) # Values: [ NUM ] Default: 0 (no timeout, managed by fail2ban by unban) default-ipsettime = 0 # Option: ipsettime # Notes: specifies ticket timeout (handled ipset timeout only) # Values: [ NUM ] Default: 0 (managed by fail2ban by unban) ipsettime = 0 # expresion to caclulate timeout from bantime, example: # banaction = %(known/banaction)s[ipsettime='<timeout-bantime>'] timeout-bantime = $([ "<bantime>" -le 2147483 ] && echo "<bantime>" || echo 0) # Option: ipsettype # Notes.: defines type of ipset used for match-set (firewalld or ipset) # Values: firewalld or ipset # Default: ipset ipsettype = ipset # Option: actiontype # Notes.: defines additions to the blocking rule # Values: leave empty to block all attempts from the host # Default: Value of the multiport actiontype = <multiport> # Option: allports # Notes.: default addition to block all ports # Usage.: use in jail config: banaction = firewallcmd-ipset[actiontype=<allports>] # for all protocols: banaction = firewallcmd-ipset[actiontype=""] allports = -p <protocol> # Option: multiport # Notes.: addition to block access only to specific ports # Usage.: use in jail config: banaction = firewallcmd-ipset[actiontype=<multiport>] multiport = -p <protocol> -m multiport --dports <port> ipmset = f2b-<name> familyopt = firewalld_familyopt = [Init?family=inet6] ipmset = f2b-<name>6 familyopt = family inet6 firewalld_familyopt = --option=family=inet6 # DEV NOTES: # # Author: Edgar Hoch, Daniel Black, Sergey Brester and Mihail Politaev # firewallcmd-new / iptables-ipset-proto6 combined for maximium goodness