Today we are going over a script I wrote to utilize the ovmcli to rename all virtual disks to follow a understandable standard, in this case we will take the vmname and append a disk identifier to it. The first disk (slot 0) will be appended with “_system.img” with all…
OVMCLI: Standardize the Case of VM Names
So I have been working with the OVM CLI lately to try and fill in some holes in my knowledge and provide for some easily reproducible procedures, usually around consistency of the environment when performing frequent tear downs and upgrades. So expect to see more OVM related scripts going forward.…
Sudo: Setting Up Intelligent Security Policies Part Two
In Part One we went over the basics of sudo, what it is, why we use it, and how it is used properly. In this article we are going to take it a step further and look at specific use cases for sudo. The key thing to remember though, is…
Sudo: Setting Up Intelligent Security Policies Part One
What is Sudo? Prior to sudo whenever you wanted to run a command as a specific user then you would su (switch user) to gain access to a shell for that user. This of course required that you knew the password for that user, and it would spawn a new…
Oracle VM 3: Enable Key Based Authentication to OVM CLI
I have been spending some time learning the OVM 3 CLI since it was released in the earlier 3.x versions, however the biggest roadblock for me has always been that they only allow access via SSH on port 10000. However now I know how to enable key based authentication for…