Bug#441361: no support for NFS (v3) mount over IPv6?

2009-11-18 Thread Ivan Shmakov
 SHG == Steinar H Gunderson sgunder...@bigfoot.com writes:

[...]

 IS But mount.nfs doesn't find  records for hosts, and it also
 IS can't parse numeric IPv6 addresses on account of all the colons.

 SHG For the bug reference, preliminary IPv6-supporting packages
 SHG (client side only)

I've got it.  Sigh.  I had some big plans for it.  (Perhaps I
should change the Debian GNU/Linux server to something like
OpenSolaris?  Just kidding, of course.)

And also:

http://article.gmane.org/gmane.linux.nfs/29288
http://article.gmane.org/gmane.linux.nfs/29294

--cut: http://article.gmane.org/gmane.linux.nfs/29294 --

Server side in the kernel is nearly done.  There are a handful of  small
patches outstanding.  Until I have mountd working, there's no  way to
test the server side pieces thoroughly.  So for now,  completion of
the server side is some time in the future.

 + userspace support
  - nfsd support has already been added but disabled temporarily till
we get statd and mountd IPv6 aware.
  - making statd IPv6 aware is currently under development/review.

Basic support is code complete and has seen some testing.  We're
waiting for upstream NFS maintainers to review the latest patch series.

  - mount.nfs changes - done?

The netid changes mentioned above will require some mount.nfs support,
which is in the works.  2.6.33, maybe?

  - rpc.mountd, exportfs changes - TBD.

These are the next step.  This is going to be a fairly heavy-weight
change -- mountd and exportfs internals are unsuited for
internationalized domain names, IPv6, and mixed IPv4/IPv6  environments,
and will need to be replaced.

[...]

rpcbind and libtirpc are also prerequisites, but there are few
distributions I know of that have replaced portmapper with rpcbind.

 How far we are from getting full IPv6 support?

The short answer is mountd/exportfs will take about six months.  The
client side is close enough that I think we can promise basic IPv6
support for upcoming enterprise releases.  We're also thinking the
kernel work on the server is close enough that few or no kABI changes
will be needed once mountd is working, but that's just a guess.

--cut: http://article.gmane.org/gmane.linux.nfs/29294 --

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Bug#441361: no support for NFS (v3) mount over IPv6?

2008-11-08 Thread Steinar H. Gunderson
On Sun, Sep 09, 2007 at 12:11:41AM -0700, Steve Langasek wrote:
 After rolling out IPv6 on my home network, I've taken a peek at whether I
 could switch my NFS shares to IPv6 as well, which would let me simplify my
 DNS resolution a bit.
 
 But mount.nfs doesn't find  records for hosts, and it also can't parse
 numeric IPv6 addresses on account of all the colons.

For the bug reference, preliminary IPv6-supporting packages (client side
only) are available at:

  http://storage.sesse.net/nfs-ipv6/

I tested with 2.6.26 (works with NFSv3, but not NFSv4) and 2.6.28-rc3 (works
with both), against a Solaris 10 server.

I have no idea when upstream plans to incorporate this support, but I guess
it's a possible target for squeeze.

/* Steinar */
-- 
Homepage: http://www.sesse.net/



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Bug#441361: no support for NFS (v3) mount over IPv6?

2007-09-09 Thread Steve Langasek
Package: nfs-common
Version: 1:1.1.1~git-20070709-3
Severity: important
Tags: ipv6

After rolling out IPv6 on my home network, I've taken a peek at whether I
could switch my NFS shares to IPv6 as well, which would let me simplify my
DNS resolution a bit.

But mount.nfs doesn't find  records for hosts, and it also can't parse
numeric IPv6 addresses on account of all the colons.

A similar problem affects exportfs on the server side:

  exportfs: invalid netmask `48' for 2001:4830:1244::

Thanks,
-- 
Steve Langasek   Give me a lever long enough and a Free OS
Debian Developer   to set it on, and I can move the world.
[EMAIL PROTECTED]   http://www.debian.org/


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Bug#441361: no support for NFS (v3) mount over IPv6?

2007-09-09 Thread Steinar H. Gunderson
severity 441361 wishlist
thanks

On Sun, Sep 09, 2007 at 12:11:41AM -0700, Steve Langasek wrote:
 After rolling out IPv6 on my home network, I've taken a peek at whether I
 could switch my NFS shares to IPv6 as well, which would let me simplify my
 DNS resolution a bit.
 
 But mount.nfs doesn't find  records for hosts, and it also can't parse
 numeric IPv6 addresses on account of all the colons.

Well, the kernel doesn't support NFS over IPv6. There's work being done in
that direction (for instance, very recently the RPC client got IPv6 support,
and both the NFS client and server is slowly being moved to a
transport-independent system, the transport switch), but you simply cannot
expect this to work on Linux at this stage. :-/

Believe me, when upstream adds support, Debian will be among the first
distributions to support it, but for now, I cannot really see how this should
be a bug of severity important.

/* Steinar */
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Homepage: http://www.sesse.net/


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