DNS resolution through sh doesn't work

[eyalb181]

Bug Description

User tried the following command:
mirrord exec --target <target name> --target-namespace <target namespace> sh

Then in the shell tried:
dig +short <remote domain name>

But resolution failed.

They also tried it with a Python script instead of dig, but got the same result.

Steps to Reproduce

See above.

Backtrace

No response

Relevant Logs

No response

Your operating system and version

macOS 13.1

Local process

sh + dig

Local process version

dig 9.10.6

Additional Info

No response

[eyalb181]

Retest after #1776

[infiniteregrets]

it works:

mirrord exec -t pod/py-serv-deployment-5fffb9767c-grhzd -- sh
⠠ mirrord exec
    ✓ Running on latest (3.58.0)!
    ✓ ready to launch process
      ✓ layer extracted
      ✓ no operator detected
      ✓ node is allocatable
      ✓ agent pod created
      ✓ pod is ready                                                                                                                                sh-3.2$ dig +short www.google.com
142.251.41.36
sh-3.2$ dig +short google.com
142.251.33.174
sh-3.2$ dig facebook.com

; <<>> DiG 9.10.6 <<>> facebook.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 21886
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;facebook.com.			IN	A

;; ANSWER SECTION:
facebook.com.		30	IN	A	31.13.80.36

;; Query time: 29 msec
;; SERVER: 10.96.0.10#53(10.96.0.10)
;; WHEN: Thu Aug 17 15:03:07 EDT 2023
;; MSG SIZE  rcvd: 69