Fedora 36
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BIND : Configure Chroot Environment2022/05/19

 
If you'd like to configute Chroot Environment for named, Set like follows.
[1] After setting Chroot environment, configuration files are placed under [/var/named/chroot].
[named.conf] is placed under [/var/named/chroot/etc/named.conf],
zone files are placed [/var/named/chroot/var/named/***].
When modify settings, Change them under [/var/named/chroot] files.
[root@dlp ~]#
dnf -y install bind-chroot
[root@dlp ~]#
mkdir /var/named/chroot/usr/lib64/named

[root@dlp ~]#
/usr/libexec/setup-named-chroot.sh /var/named/chroot on
[root@dlp ~]#
systemctl disable --now named

[root@dlp ~]#
systemctl enable --now named-chroot

Created symlink /etc/systemd/system/multi-user.target.wants/named-chroot.service → /usr/lib/systemd/system/named-chroot.service.
[root@dlp ~]#
ll /var/named/chroot/etc

total 716
drwxr-x---. 3 root named     23 Apr 22 00:01 crypto-policies
-rw-r--r--. 2 root root     309 Mar 24 09:06 localtime
drwxr-x---. 2 root named      6 Apr 22 00:02 named
-rw-r-----. 1 root named   2390 May 19 16:25 named.conf
-rw-r-----. 1 root named   1034 Apr 22 00:02 named.rfc1912.zones
-rw-r--r--. 1 root named    686 Apr 22 00:02 named.root.key
drwxr-x---. 3 root named     25 Apr 22 00:01 pki
-rw-r--r--. 1 root root    6568 Jul 16  2021 protocols
-rw-r-----. 1 root named    100 May 19 16:21 rndc.key
-rw-r--r--. 1 root root  701745 Jul 16  2021 services

[root@dlp ~]#
ll /var/named/chroot/var/named

total 24
-rw-r--r--. 1 root  root   313 May 19 16:20 0.0.10.db
drwxr-x---. 8 root  named   73 Apr 22 00:01 chroot
drwxrwx---. 2 named named   23 May 19 16:21 data
drwxrwx---. 2 named named  108 May 19 16:30 dynamic
-rw-r-----. 1 root  named 2253 Apr 22 00:02 named.ca
-rw-r-----. 1 root  named  152 Apr 22 00:02 named.empty
-rw-r-----. 1 root  named  152 Apr 22 00:02 named.localhost
-rw-r-----. 1 root  named  168 Apr 22 00:02 named.loopback
drwxrwx---. 2 named named    6 Apr 22 00:01 slaves
-rw-r--r--. 1 root  root   404 May 19 16:27 srv.world.lan
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