Mariner support

[ArchangelSDY]

Background

In addition to Ubuntu, teams are adopting CBL-Mariner as Linux distribution. AKS also supports it. We'd better make sure kdebug can run smoothly on Mariner.

[Y-Sindo]

tool mode

tcpdump

root [ ~ ]# ./kdebug -t tcpdump
INFO[0000] Exec tcpdump [-nvvv ]
FATA[0000] exec: "tcpdump": executable file not found in $PATH

vmrebootinspect

root [ ~ ]# ./kdebug -t vmrebootinspect
Detected following VM reboots:

reboot   system boot  5.10.167.1-1.cm1 2023-03-03T06:44:55+00:00   still running
reboot   system boot  5.10.167.1-1.cm1 2023-02-15T21:42:36+00:00 - 2023-02-15T21:43:30+00:00  (00:00)
reboot   system boot  5.10.167.1-1.cm1 2023-02-15T08:49:45+00:00 - 2023-02-15T08:50:45+00:00  (00:01)
reboot   system boot  5.10.167.1-1.cm1 2023-02-15T08:29:49+00:00 - 2023-02-15T08:49:35+00:00  (00:19)

You can also use `last` command to inspect above events. Columns in its output are user, login terminal, kernel version, login time, login period

See also:
https://www.baeldung.com/linux/last-command
https://man7.org/linux/man-pages/man1/last.1.html

upgradesinspect

root [ ~ ]# ./kdebug -t upgradesinspect
Skip upgrade inspect in non ubuntu/Debian os

netexec

root [ ~ ]# ./kdebug -t netexec --pid 1234
INFO[0000] Exec nsenter [-n -t 1234]
FATA[0000] exit status 1