[OpenAFS-devel] Adding a "-readonly" option to file server?

Phil.Moore@morganstanley.com Phil.Moore@morganstanley.com
Fri, 25 Oct 2002 10:16:54 -0400


>>>>> "Derrick" == Derrick J Brashear <shadow@dementia.org> writes:

On Thu, 24 Oct 2002 Phil.Moore@morganstanley.com wrote:
>> Since we use our own homegrown architecture for distributing changes
>> to these volumes, and the updates are exclusively performed via vos
>> restore, the option you are proposing would help us close a small hole
>> that has bothered me for year -- namely, rogue users (the ones that
>> think they understand the AFS volume structure well enough to do this)
>> will sometimes hack a RW volume and then perform a manual vos release,
>> bypassing the supported up[date mechanism.

Derrick> What he's proposing shouldn't help you, IIRC. That's a volserver change
Derrick> you want, and he's proposing fileserver changes. A change in the fssync
Derrick> interface might be able to be made to do what you want...

Why do I need a volserver change for this?  I just want to make it
impossible to write to the RW volume via the cache manager.  Its the
rogue "fs mkmount", followed by manual hacking that I want to ban.