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authorized_keys corrupted

Open paulhoule opened this issue 11 years ago • 0 comments

I threw ami-4a57b522 over the wall to the AWS Marketplace people and they couldn't log in as "Ubuntu".

I was able to replicate the problem myself. I unmounted the root volume and mounted it on a t1.micro in us-east-1c to

When I looked at the authorized keys files I saw a bunch of binary data in the file; at the end of all the binary data, I see what looks like a line from a real authorized_keys file.

My hunch right now is that when the shred command was used just before shutting the system down, and we got some kind of file corruption. A possible fix is to have some time delay after the shred and also to call sync. When I look at the manual page, however, it seems I need to use the '-u' option if I actually want the file deleted.

I could try to mount the snapshot to get confirming evidence but I believe enough that I've found the right answer that I am inclined to just try and fix it directly.

paulhoule avatar May 13 '14 15:05 paulhoule