[OpenAFS-devel] Re: Change in openafs[master]: cmdebug -dcache

[Love Hörnquist Åstrand]

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24 jan 2011 kl. 12.17 skrev Simon Wilkinson:

>=20
> On 24 Jan 2011, at 20:09, Harald Barth wrote:
>> I would suggest to bind it in a way that it can be accessed by
>> localhost only.
>=20
> Having cmdebug output accessible outside of a particular machine can =
be of use for both debugging, and administration - it's making it =
available anonymously that is less than ideal, and we should probably =
consider changing that. However, until we have better RX security =
classes, there is no easy way for the cache manager to authenticate =
incoming connections.
>=20
>> That would make it kindof compatible (because then the
>> binary and the CM are of course of the same architcture)
>=20
> You can't assume that. We have platforms where you can have a 64bit =
userland, and a 32 bit kernel space, and vice versa.
>=20
> I'm in favour of Jeff's proposal that we stop treating cmdebug as a =
"standard" interface. However, that means that we need to move the RPCs =
used by cmdebug out of the callback service, and into their own RX =
service. =46rom memory, I think this has the added advantage that it =
should be possible to build a cmdebug that returns results, even when =
the callback service thread is blocked.

Just declare them legacy and openafs specific and don't change/move =
them. They could not be adopted by arla, and probably not by something =
else either since they depend on internal structure of openafs.

Love



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