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This is an old revision of the document!

bind DNS system

BIND 9

host names update from DHCP

DDNS 

ddns-confgen -a hmac-sha512 -k dhcp-server-key
cat > /etc/bind/dhcp.key
chown root:bind /etc/bind/dhcp.key
chmod 640 /etc/bind/dhcp.key
include "/etc/bind/dhcp.key";
...

Issue: error: journal open failed

named[22943]: client @0x7f1d14623b10 192.168.64.100#19403: view internal: updating zone 'int.example.com/IN': adding an RR at 'kupa.int.example.com' A 1.2.3.4
audit[22943]: AVC apparmor="DENIED" operation="mknod" profile="/usr/sbin/named" name="/etc/bind/master/zone-int.example.com.jnl" pid=22943 comm="isc-worker0000" requested_mask="c" denied_mask="c" fsuid=106 ouid=106
named[22943]: master/zone-int.example.com.jnl: create: permission denied
named[22943]: client @0x7f1d14623b10 192.168.64.100#19403: view internal: updating zone 'int.example.com/IN': error: journal open failed: unexpected error
kernel: audit: type=1400 audit(1621169400.739:27): apparmor="DENIED" operation="mknod" profile="/usr/sbin/named" name="/etc/bind/master/zone-int.example.com.jnl" pid=22943 comm="isc-worker0000" requested_mask="c" denied_mask="c" fsuid=106 ouid=106