[ubuntu-cloud] [UDS] Ubuntu Cloud Images Round-table Pre-discussion
yaronf at porticor.com
Thu May 3 20:04:44 UTC 2012
Regarding the recovery shell idea: some of us are developing
security-sensitive appliances on top of these AMIs. Please make sure that
any potential "backdoors" into the image have a well-defined, well
documented way to disable them while customizing the image.
On Wednesday, May 2, 2012 8:43:11 PM UTC+3, Ben Howard wrote:
> At UDS, we will holding a Ubuntu Cloud Image Round-table to discuss the
> state of the Cloud Images. In the interest of making this a productive
> session, I wanted to start an email discussion before UDS.
> * Addition of an SSH recovery Shell: Depending on the virtualization
> solution (i.e. EC2 EBS versus EC2 Instance-store versus OpenStack), the
> ability to recover from file system corruption is limited or
> non-existent. In order to support users across different virtualization
> solutions, it is proposed to introduce a SSH recovery method to assist
> users in recovering from file-system corruption or missing disks.
> 1. On failure of mount-all or on cloud-init failure to
> mount all disks,a special SSH-session would be launched
> 2. Users would be forced into a screen session with an error
> 3. Users would need to reboot.
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