DNS Rewrites: Mix subdomain and CNAME wildcard

[nfam]

Prerequisites

• I have checked the Wiki and Discussions and found no answer

• I have searched other issues and found no duplicates

• I want to report a bug and not ask a question or ask for help

• I have set up AdGuard Home correctly and configured clients to use it. (Use the Discussions for help with installing and configuring clients.)

Platform (OS and CPU architecture)

Darwin (aka macOS), AMD64 (aka x86_64)

Installation

Other (please mention in the description)

Setup

On one machine

AdGuard Home version

0.107.50

Action

Run AdguardHome from terminal, bind to 0.0.0.0:53, leave the rest default, then add 3 following DSN Rewrites.

abc.home    1.1.1.1
*.abc.home  abc.home
x.abc.home  2.2.2.2

dig x.abc.home 127.0.0.1

Expected result

; <<>> DiG 9.10.6 <<>> x.abc.home 127.0.0.1
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 10398
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;x.abc.home.			IN	A

;; ANSWER SECTION:
x.abc.home.		10	IN	A	2.2.2.2

Actual result

; <<>> DiG 9.10.6 <<>> x.abc.home 127.0.0.1
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 38526
;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;x.abc.home.			IN	A

;; ANSWER SECTION:
x.abc.home.		10	IN	CNAME	abc.home.
abc.home.		10	IN	A	1.1.1.1

Additional information and/or screenshots

If *.abc.home value is set to IP instead of CNAME as following, then the result will be correct as expected.

abc.home.   1.1.1.1
*.abc.home  1.1.1.1
x.abc.home. 2.2.2.2