В журнале такое: окт 08 14:32:53 gw fail2ban.jail[5866]: INFO Creating new jail 'recidive' окт 08 14:32:53 gw fail2ban.jail[5866]: ERROR Backend 'systemd' failed to initialize due to No module named systemd окт 08 14:32:53 gw fail2ban.jail[5866]: ERROR Failed to initialize any backend for Jail 'recidive' окт 08 14:32:53 gw fail2ban.transmitter[5866]: WARNING Command ['add', 'recidive', 'systemd'] has failed. Received RuntimeError("Failed to initialize any backend for Jail 'recidive'",) окт 08 14:32:53 gw fail2ban-client[5831]: ERROR NOK: ("Failed to initialize any backend for Jail 'recidive'",) [root@gw etc]# python -c 'from systemd import journal; print "OK"' Traceback (most recent call last): File "<string>", line 1, in <module> ImportError: No module named systemd [root@gw etc]# rpm -q systemd fail2ban systemd-230-alt1.M80P.1 fail2ban-0.9.3-alt3 [root@gw etc]# cat /etc/fail2ban/jail.local [DEFAULT] banaction = iptables-ipset-proto6 backend = systemd [sshd] enabled = yes [sshd-ddos] enabled = yes [recidive] enabled = yes banaction = iptables-ipset-proto6-allports В Сизифе с systemd-231 картина та же.
Лечится установкой python-module-systemd.
Видимо, это следует учесть в пакете fail2ban (например, сделав метапакет).
fail2ban-0.9.5-alt2 -> sisyphus: * Mon Dec 05 2016 Anton Farygin <rider@altlinux> 0.9.5-alt2 - removed iptables requires - added requires to python-module-systemd (closes: #32592)
