Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-14 Thread Nico Williams
On Tue, Sep 13, 2011 at 10:20 AM, Joe Touch to...@isi.edu wrote: On Sep 12, 2011, at 5:56 PM, Nico Williams n...@cryptonector.com wrote: On Mon, Sep 12, 2011 at 5:30 PM, Joe Touch to...@isi.edu wrote: On 9/12/2011 2:43 PM, Nico Williams wrote: I meant existence as in how it's used.  I don't

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-13 Thread Cullen Jennings
On Sep 12, 2011, at 1:00 PM, Robert Thurlow wrote: Joe Touch wrote: Either this is an nfs service or it isn't. If it is, then it should be using _nfs._tcp.example.com, etc. If it isn't, then: a) a new service name is required which then *requires* b) a new port number be

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-13 Thread Joe Touch
Hi, Nico, On Sep 12, 2011, at 5:56 PM, Nico Williams n...@cryptonector.com wrote: On Mon, Sep 12, 2011 at 5:30 PM, Joe Touch to...@isi.edu wrote: On 9/12/2011 2:43 PM, Nico Williams wrote: On Mon, Sep 12, 2011 at 3:57 PM, Joe Touchto...@isi.edu wrote: My claim is that: SRVs

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-13 Thread Joe Touch
On Sep 13, 2011, at 7:38 AM, Cullen Jennings flu...@cisco.com wrote: Hi Rob, Few inputs you can take with a huge grain of salt 1) some people on this list have suggest TXT records. Keep in mind this is totally the wrong group to tell you how to use DNS. Last time I discussed TXT

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-13 Thread Nico Williams
I disagree w.r.t. your comments regarding the use of SRV RRs for NFSv4 domain root location. I think it would be a mistake to use TXT RRs to encode what SRV RR RDATA does just fine just to get around whatever we think the rules are or ought to be for using SRV RRs. However, I'll note that the

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-13 Thread Nico Williams
On Mon, Sep 12, 2011 at 12:39 PM, Joe Touch to...@isi.edu wrote: On 9/12/2011 8:03 AM, Nico Williams wrote: You're locating the NFS service. You're using that to setup a domainroot. The former is a DNS SRV issue. The latter is an endhost configuration issue. No. We do not normally locate the

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-13 Thread Robert Thurlow
Joe Touch wrote: Either this is an nfs service or it isn't. If it is, then it should be using _nfs._tcp.example.com, etc. If it isn't, then: a) a new service name is required which then *requires* b) a new port number be assigned This doesn't show any real understanding of what

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-13 Thread Nico Williams
On Mon, Sep 12, 2011 at 2:56 PM, Joe Touch to...@isi.edu wrote: On 9/12/2011 12:00 PM, Robert Thurlow wrote: Joe Touch wrote: We don't want to enumerate all NFS servers in a domain. That's what SRV records do. If that's not what you want, you should consider defining a new RR type. No

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-13 Thread Nico Williams
On Mon, Sep 12, 2011 at 3:08 PM, Joe Touch to...@isi.edu wrote: On 9/12/2011 1:00 PM, Nico Williams wrote: On Mon, Sep 12, 2011 at 2:56 PM, Joe Touchto...@isi.edu  wrote: On 9/12/2011 12:00 PM, Robert Thurlow wrote: No We don't want to enumerate *all* NFSv4 servers in a domain.  We want

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-13 Thread Nico Williams
On Mon, Sep 12, 2011 at 3:15 PM, Keith Moore mo...@network-heretics.com wrote: On Sep 12, 2011, at 3:50 PM, Joe Touch wrote: I think RFC 2782 inappropriately specified SRV RRs by defining both the label syntax and the RDATA syntax at the same time. I think we can all agree that RFC2782 is

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-13 Thread Nico Williams
On Mon, Sep 12, 2011 at 3:57 PM, Joe Touch to...@isi.edu wrote: My claim is that:        SRVs represent services as they are currently assigned by IANA        a new RR could be useful for things that aren't sufficiently        expressible in the IANA service/port registry Existence proofs

RE: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-13 Thread Spencer Shepler
; tsv- d...@ietf.org; Keith Moore Subject: Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv- namespace On 9/12/2011 2:43 PM, Nico Williams wrote: On Mon, Sep 12, 2011 at 3:57 PM, Joe Touchto...@isi.edu wrote: My claim is that: SRVs represent services

RE: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-13 Thread Spencer Shepler
Moore Subject: Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv- namespace On 9/12/2011 3:33 PM, Spencer Shepler wrote: ... The existence proof is that many SRV names have defined TXT fields, including the following: ftp sftp-ssh ssh telnet http

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-13 Thread Nico Williams
On Mon, Sep 12, 2011 at 5:30 PM, Joe Touch to...@isi.edu wrote: On 9/12/2011 2:43 PM, Nico Williams wrote: On Mon, Sep 12, 2011 at 3:57 PM, Joe Touchto...@isi.edu  wrote: My claim is that:        SRVs represent services as they are currently assigned by IANA        a new RR could be

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-12 Thread Joe Touch
Hi, Nico, On 9/12/2011 8:03 AM, Nico Williams wrote: I disagree w.r.t. your comments regarding the use of SRV RRs for NFSv4 domain root location. I think it would be a mistake to use TXT RRs to encode what SRV RR RDATA does just fine just to get around whatever we think the rules are or ought

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-12 Thread Joe Touch
Hi, Nico, On 9/12/2011 10:49 AM, Nico Williams wrote: On Mon, Sep 12, 2011 at 12:39 PM, Joe Touchto...@isi.edu wrote: On 9/12/2011 8:03 AM, Nico Williams wrote: You're locating the NFS service. You're using that to setup a domainroot. The former is a DNS SRV issue. The latter is an endhost

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-12 Thread Keith Moore
On Sep 12, 2011, at 2:31 PM, Joe Touch wrote: The issue is that if this document wants to go outside the spec, *it* needs to update RFC2782 - and survive the discussion that will incur. Well, in a pedantic sense I'm sure that's true. But it doesn't need to update RFC2782 as it pertains to

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-12 Thread Joe Touch
On 9/12/2011 11:46 AM, Keith Moore wrote: On Sep 12, 2011, at 2:31 PM, Joe Touch wrote: The issue is that if this document wants to go outside the spec, *it* needs to update RFC2782 - and survive the discussion that will incur. Well, in a pedantic sense I'm sure that's true. But it doesn't

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-12 Thread Joe Touch
Hi, Robert, On 9/12/2011 12:00 PM, Robert Thurlow wrote: Joe Touch wrote: Either this is an nfs service or it isn't. If it is, then it should be using _nfs._tcp.example.com, etc. If it isn't, then: a) a new service name is required which then *requires* b) a new port number be assigned

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-12 Thread Joe Touch
Hi, Nico, On 9/12/2011 1:00 PM, Nico Williams wrote: On Mon, Sep 12, 2011 at 2:56 PM, Joe Touchto...@isi.edu wrote: On 9/12/2011 12:00 PM, Robert Thurlow wrote: Joe Touch wrote: We don't want to enumerate all NFS servers in a domain. That's what SRV records do. If that's not what you want,

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-12 Thread Keith Moore
On Sep 12, 2011, at 3:50 PM, Joe Touch wrote: On 9/12/2011 11:46 AM, Keith Moore wrote: On Sep 12, 2011, at 2:31 PM, Joe Touch wrote: The issue is that if this document wants to go outside the spec, *it* needs to update RFC2782 - and survive the discussion that will incur. Well, in a

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-12 Thread Joe Touch
On 9/12/2011 1:17 PM, Nico Williams wrote: On Mon, Sep 12, 2011 at 3:08 PM, Joe Touchto...@isi.edu wrote: On 9/12/2011 1:00 PM, Nico Williams wrote: On Mon, Sep 12, 2011 at 2:56 PM, Joe Touchto...@isi.eduwrote: On 9/12/2011 12:00 PM, Robert Thurlow wrote: No We don't want to

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-12 Thread Keith Moore
On Sep 12, 2011, at 4:23 PM, Nico Williams wrote: On Mon, Sep 12, 2011 at 3:15 PM, Keith Moore mo...@network-heretics.com wrote: On Sep 12, 2011, at 3:50 PM, Joe Touch wrote: I think RFC 2782 inappropriately specified SRV RRs by defining both the label syntax and the RDATA syntax at the

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-12 Thread Joe Touch
On 9/12/2011 1:20 PM, Keith Moore wrote: On Sep 12, 2011, at 3:50 PM, Joe Touch wrote: On 9/12/2011 11:46 AM, Keith Moore wrote: On Sep 12, 2011, at 2:31 PM, Joe Touch wrote: The issue is that if this document wants to go outside the spec, *it* needs to update RFC2782 - and survive the

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-12 Thread Joe Touch
On 9/12/2011 1:23 PM, Nico Williams wrote: On Mon, Sep 12, 2011 at 3:15 PM, Keith Mooremo...@network-heretics.com wrote: On Sep 12, 2011, at 3:50 PM, Joe Touch wrote: I think RFC 2782 inappropriately specified SRV RRs by defining both the label syntax and the RDATA syntax at the same time.

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-12 Thread Joe Touch
On 9/12/2011 2:43 PM, Nico Williams wrote: On Mon, Sep 12, 2011 at 3:57 PM, Joe Touchto...@isi.edu wrote: My claim is that: SRVs represent services as they are currently assigned by IANA a new RR could be useful for things that aren't sufficiently expressible in the

Re: [nfsv4] TSVDIR review of draft-ietf-nfsv4-federated-dns-srv-namespace

2011-09-12 Thread Joe Touch
On 9/12/2011 3:33 PM, Spencer Shepler wrote: ... The existence proof is that many SRV names have defined TXT fields, including the following: ftp sftp-ssh ssh telnet http nfs (already defines path to the mount point) Interesting; do you have a