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Add ban feature to fail2ban script (#2538)

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Casper 2022-04-19 10:44:51 +02:00 • committed by GitHub
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9 changed files with 105 additions and 30 deletions
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4
docs/content/config/security/fail2ban.md
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@ -97,7 +97,7 @@ You can also manage and list the banned IPs with the [`setup.sh`][docs-setupsh]
### List bans
```sh
./setup.sh debug fail2ban
./setup.sh fail2ban
```
### Un-ban
@ -105,7 +105,7 @@ You can also manage and list the banned IPs with the [`setup.sh`][docs-setupsh]
Here `192.168.1.15` is our banned IP.
```sh
./setup.sh debug fail2ban unban 192.168.1.15
./setup.sh fail2ban unban 192.168.1.15
```
[docs-setupsh]: ../setup.sh.md

6
docs/content/config/setup.sh.md
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@ -73,8 +73,12 @@ DESCRIPTION
./setup.sh relay add-domain <DOMAIN> <HOST> [<PORT>]
./setup.sh relay exclude-domain <DOMAIN>
COMMAND fail2ban =
./setup.sh fail2ban
./setup.sh fail2ban ban <IP>
./setup.sh fail2ban unban <IP>
COMMAND debug :=
./setup.sh debug fail2ban [unban <IP>]
./setup.sh debug fetchmail
./setup.sh debug login <COMMANDS>
./setup.sh debug show-mail-logs

11
docs/content/faq.md
View file

@ -427,6 +427,17 @@ sed -i 's/rimap -r/rimap/' /etc/supervisor/conf.d/saslauth.conf
supervisorctl update
```
### How to ban custom IP addresses with Fail2ban
Use the following command:
```bash
./setup.sh fail2ban ban <IP>
```
The default bantime is 180 days. This value can be [customized][fail2ban-customize].
[fail2ban-customize]: ./config/security/fail2ban.md
[docs-maintenance]: ./config/advanced/maintenance/update-and-cleanup.md
[docs-userpatches]: ./config/advanced/override-defaults/user-patches.md
[github-issue-95]: https://github.com/docker-mailserver/docker-mailserver/issues/95