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Add IPV6 addresses to fail2ban ignoreip (#2069)

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Update jails.conf to include IPV6 localhost and external ip to ignoreip line.  Update system.sh to include IPV6 address in replacement.  See mail-in-a-box#2066 for details.
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jbandholz 2022-06-05 09:40:54 -04:00 committed by GitHub
parent 69d8fdef99
commit 9004bb6e8e
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2 changed files with 2 additions and 1 deletions
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2
conf/fail2ban/jails.conf
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@ -5,7 +5,7 @@
# Whitelist our own IP addresses. 127.0.0.1/8 is the default. But our status checks # Whitelist our own IP addresses. 127.0.0.1/8 is the default. But our status checks
# ping services over the public interface so we should whitelist that address of # ping services over the public interface so we should whitelist that address of
# ours too. The string is substituted during installation. # ours too. The string is substituted during installation.
ignoreip = 127.0.0.1/8 PUBLIC_IP ignoreip = 127.0.0.1/8 PUBLIC_IP ::1 PUBLIC_IPV6
[dovecot] [dovecot]
enabled = true enabled = true

1
setup/system.sh
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@ -363,6 +363,7 @@ systemctl restart systemd-resolved
rm -f /etc/fail2ban/jail.local # we used to use this file but don't anymore rm -f /etc/fail2ban/jail.local # we used to use this file but don't anymore
rm -f /etc/fail2ban/jail.d/defaults-debian.conf # removes default config so we can manage all of fail2ban rules in one config rm -f /etc/fail2ban/jail.d/defaults-debian.conf # removes default config so we can manage all of fail2ban rules in one config
cat conf/fail2ban/jails.conf \ cat conf/fail2ban/jails.conf \
| sed "s/PUBLIC_IPV6/$PUBLIC_IPV6/g" \
| sed "s/PUBLIC_IP/$PUBLIC_IP/g" \ | sed "s/PUBLIC_IP/$PUBLIC_IP/g" \
| sed "s#STORAGE_ROOT#$STORAGE_ROOT#" \ | sed "s#STORAGE_ROOT#$STORAGE_ROOT#" \
> /etc/fail2ban/jail.d/mailinabox.conf > /etc/fail2ban/jail.d/mailinabox.conf