I created a reproducer below. Upon upgrade named still starts just fine,
and the upgrade itself succeeds. named-checkzone and dig both fail as
expected until the "." is included though. Calls to other endpoints in
the zone also fail
$ lxc launch ubuntu:questing test-questing
$ lxc exec test-questing bash
$ apt update
$ apt upgrade
$ apt install bind9 bind9-dnsutils
$ cat <<EOF >/etc/bind/example.internal
\$TTL 86400 ; 1 day
example.internal. IN SOA example.internal. root.example.internal. (
1 ; serial
43200 ; refresh (12 hours)
900 ; retry (15 minutes)
1814400 ; expire (3 weeks)
7200 ; minimum (2 hours)
)
example.internal. IN NS ns.example.internal.
ns IN A 192.168.1.10
amt-test IN AMTRELAY 11 0 0
EOF
$ cat <<EOF >/etc/bind/named.conf.local
zone "example.internal" {
type master;
file "/etc/bind/example.internal";
};
EOF
$ systemctl restart named
$ named-checkzone example.internal /etc/bind/example.internal
OK
$ dig @127.0.0.1 amt-test.example.internal AMTRELAY +short
11 0 0
$ add-apt-repository ppa:lvoytek/bind9-mre
$ apt update
$ apt upgrade
$ named-checkzone example.internal /etc/bind/example.internal
dns_rdata_fromtext: /etc/bind/example.internal:12: near eol: unexpected end of
input
zone example.internal/IN: loading from master file /etc/bind/example.internal
failed: unexpected end of input
zone example.internal/IN: not loaded due to errors.
$ dig @127.0.0.1 amt-test.example.internal AMTRELAY +short
(no output)
- Add "." to record
$ dig @127.0.0.1 amt-test.example.internal AMTRELAY +short
11 0 0 .
$ named-checkzone example.internal /etc/bind/example.internal
OK
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https://bugs.launchpad.net/bugs/2126464
Title:
Backport of bind9 for questing, noble, and jammy
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