Fail2ban/Nextcloud: Unterschied zwischen den Versionen
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== Standardinstallation == | == Standardinstallation == | ||
; Installieren Sie das Paket fail2ban | |||
<syntaxhighlight lang="bash" highlight="1" copy="" line=""> | |||
sudo apt install fail2ban | |||
</syntaxhighlight> | |||
; /etc/fail2ban/filter.d/nextcloud.conf erstellen | |||
<syntaxhighlight lang="ini" copy="" line=""> | |||
[Definition] | [Definition] | ||
_groupsre = (?:(?:,?\s*"\w+":(?:"[^"]+"|\w+))*) | _groupsre = (?:(?:,?\s*"\w+":(?:"[^"]+"|\w+))*) | ||
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^\{%(_groupsre)s,?\s*"remoteAddr":"<HOST>"%(_groupsre)s,?\s*"message":"Trusted domain error. | ^\{%(_groupsre)s,?\s*"remoteAddr":"<HOST>"%(_groupsre)s,?\s*"message":"Trusted domain error. | ||
datepattern = ,?\s*"time"\s*:\s*"%%Y-%%m-%%d[T ]%%H:%%M:%%S(%%z)?" | datepattern = ,?\s*"time"\s*:\s*"%%Y-%%m-%%d[T ]%%H:%%M:%%S(%%z)?" | ||
</syntaxhighlight> | </syntaxhighlight> | ||
; /etc/fail2ban/jail.d/nextcloud.local erstellen | |||
<syntaxhighlight lang="ini" copy="" line=""> | |||
[nextcloud] | [nextcloud] | ||
backend = auto | backend = auto | ||
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</syntaxhighlight> | </syntaxhighlight> | ||
; Fail2ban neu laden | |||
<syntaxhighlight lang="bash" highlight="1" copy="" line=""> | <syntaxhighlight lang="bash" highlight="1" copy="" line=""> | ||
sudo fail2ban-client reload | sudo fail2ban-client reload | ||
</syntaxhighlight> | </syntaxhighlight> | ||
; Überprüfen des Status von Nextcloud Jail | |||
<syntaxhighlight lang="bash" highlight="1" copy="" line=""> | <syntaxhighlight lang="bash" highlight="1" copy="" line=""> | ||
sudo fail2ban-client status nextcloud | sudo fail2ban-client status nextcloud | ||
Version vom 30. Dezember 2025, 11:45 Uhr
Standardinstallation
- Installieren Sie das Paket fail2ban
sudo apt install fail2ban
- /etc/fail2ban/filter.d/nextcloud.conf erstellen
[Definition]
_groupsre = (?:(?:,?\s*"\w+":(?:"[^"]+"|\w+))*)
failregex = ^\{%(_groupsre)s,?\s*"remoteAddr":"<HOST>"%(_groupsre)s,?\s*"message":"Login failed:
^\{%(_groupsre)s,?\s*"remoteAddr":"<HOST>"%(_groupsre)s,?\s*"message":"Trusted domain error.
datepattern = ,?\s*"time"\s*:\s*"%%Y-%%m-%%d[T ]%%H:%%M:%%S(%%z)?"
- /etc/fail2ban/jail.d/nextcloud.local erstellen
[nextcloud]
backend = auto
enabled = true
port = 80,443
protocol = tcp
filter = nextcloud
maxretry = 5
bantime = 1h
findtime = 3m
logpath = /var/log/nextcloud.log
- Fail2ban neu laden
sudo fail2ban-client reload
- Überprüfen des Status von Nextcloud Jail
sudo fail2ban-client status nextcloud
Installation für Nextcloud AIO
Das Autorisierungsprotokoll für die Webschnittstelle von Nextcloud AIO befindet sich unter dem Mount-Pfad des Volumes: /var/lib/docker/volumes/nextcloud_aio_nextcloud/_data/data/nextcloud.log
0. Installieren Sie das Paket fail2ban.
sudo apt install fail2ban
1. Erstellen Sie die Datei /etc/fail2ban/filter.d/nextcloud.conf:
[Definition]
_groupsre = (?:(?:,?\s*"\w+":(?:"[^"]+"|\w+))*)
failregex = ^\{%(_groupsre)s,?\s*"remoteAddr":"<HOST>"%(_groupsre)s,?\s*"message":"Login failed:
^\{%(_groupsre)s,?\s*"remoteAddr":"<HOST>"%(_groupsre)s,?\s*"message":"Trusted domain error.
datepattern = ,?\s*"time"\s*:\s*"%%Y-%%m-%%d[T ]%%H:%%M:%%S(%%z)?"
2. Erstellen Sie die Datei /etc/fail2ban/jail.d/nextcloud.local:
[nextcloud]
backend = auto
enabled = true
port = 80,443
protocol = tcp
filter = nextcloud
maxretry = 2
bantime = 1h
findtime = 5m
logpath = /var/lib/docker/volumes/nextcloud_aio_nextcloud/_data/data/nextcloud.log
chain=DOCKER-USER
action = iptables-multiport[name=nextcloud, port="80,443", chain="DOCKER-USER"]
3. Fail2ban nachladen
sudo fail2ban-client reload
4. Überprüfen des Status von Nextcloud Jail:
sudo fail2ban-client status nextcloud