Fedora 29
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BIND : Chroot Environment2018/11/02

  Configute chroot environment.
Simply install "bind-chroot" package to do so. If you edit named.conf or other zone files on chroot environment, edit configuration files under /var/named/chroot/.
[root@dlp ~]#
dnf -y install bind-chroot
[root@dlp ~]#
/usr/libexec/setup-named-chroot.sh /var/named/chroot on

[root@dlp ~]#
systemctl stop named

[root@dlp ~]#
systemctl disable named

[root@dlp ~]#
systemctl start named-chroot

[root@dlp ~]#
systemctl enable 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 708
drwxr-x---. 3 root named     23 Nov  2 14:09 crypto-policies
-rw-r--r--. 2 root root     318 Jul 15 23:52 localtime
drwxr-x---. 2 root named      6 Sep 27 19:00 named
-rw-r-----. 1 root named   2324 Nov  2 13:59 named.conf
-rw-r-----. 1 root named    931 Jun 21  2007 named.rfc1912.zones
-rw-r--r--. 1 root named   1886 Apr 13  2017 named.root.key
drwxr-x---. 3 root named     25 Nov  2 14:09 pki
-rw-r--r--. 1 root root    6568 Jul 13 21:21 protocols
-rw-r-----. 1 root named    100 Nov  2 14:04 rndc.key
-rw-r--r--. 1 root root  692241 Jul 13 21:21 services

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

total 24
-rw-r--r--. 1 root  root   344 Nov  2 14:02 0.0.10.db
drwxr-x---. 7 root  named   61 Nov  2 14:09 chroot
drwxrwx---. 2 named named   23 Nov  2 14:04 data
drwxrwx---. 2 named named   54 Nov  2 14:10 dynamic
-rw-r-----. 1 root  named 2253 Apr  5  2018 named.ca
-rw-r-----. 1 root  named  152 Dec 15  2009 named.empty
-rw-r-----. 1 root  named  152 Jun 21  2007 named.localhost
-rw-r-----. 1 root  named  168 Dec 15  2009 named.loopback
drwxrwx---. 2 named named    6 Sep 27 18:59 slaves
-rw-r--r--. 1 root  root   373 Nov  2 14:07 srv.world.lan
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