apt-get command not found in coreOS (cos)

Question

I would like to install tools in my cluster VM to debug, like dnsutils or mysql to test connections. My cluster VM use container optimized OS (cos).

Whenever I try

apt-get update

I got an error

-bash: apt-get: command not found

How could I achieve this ?

Answer 1

As explained here, execute

/usr/bin/toolbox

It will download docker images and login inside once completed, as root user. You will be able to execute commands like apt-get update / install and debug