When to mount /lib and /usr/lib ?
steve.langasek at ubuntu.com
Thu Sep 17 08:23:27 BST 2009
On Thu, Sep 17, 2009 at 12:03:37AM +0200, Siggy Brentrup wrote:
> I'm really unsure whether this is the list to ask this question on
> with upstart not yet implementing a dependency based boot sequence the
> upstart-devel list seems inappropriate to me.
> In the course of my tiny usb-booster project  security
> considerations (cf ) make it necessary to verify the SHA256 sum
> before mounting /lib resp. /usr/lib partitions from a memory stick.
> The question now is if it's early enough to mount /lib when rc?.d
> scripts are run or should it even be done early in inittab? Also take
> into consideration that calculating the SHA256 sum of the whole /lib
> partition takes about 20s while /usr/lib requires an ample 90s.
No. /lib must be on the root filesystem. Whatever you're doing here, if it
needs to be done before /lib is mounted then it needs to be done in the
Steve Langasek Give me a lever long enough and a Free OS
Debian Developer to set it on, and I can move the world.
Ubuntu Developer http://www.debian.org/
slangasek at ubuntu.com vorlon at debian.org
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