Re: [nfsv4] Kathleen Moriarty's Discuss on draft-ietf-nfsv4-flex-files-15: (with DISCUSS)
Kathleen Moriarty <kathleen.moriarty.ietf@gmail.com> Thu, 25 January 2018 02:29 UTC
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From: Kathleen Moriarty <kathleen.moriarty.ietf@gmail.com>
Date: Wed, 24 Jan 2018 21:28:37 -0500
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To: Spencer Dawkins at IETF <spencerdawkins.ietf@gmail.com>
Cc: Tom Haynes <loghyr@gmail.com>, draft-ietf-nfsv4-flex-files@ietf.org, nfsv4-chairs@ietf.org, The IESG <iesg@ietf.org>, NFSv4 <nfsv4@ietf.org>
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Subject: Re: [nfsv4] Kathleen Moriarty's Discuss on draft-ietf-nfsv4-flex-files-15: (with DISCUSS)
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Hi, First off, I was less concerned about this point than the proposed text discussed and other points. Having said that... On Wed, Jan 24, 2018 at 6:47 PM, Spencer Dawkins at IETF <spencerdawkins.ietf@gmail.com> wrote: > Kathleen and EKR, > > > On Jan 24, 2018 16:25, "Tom Haynes" <loghyr@gmail.com> wrote: > > I purposely did not update the document to avoid confusion during this > process. > > There was an unanswered question in my last reply, namely concerning the use > of SHOULD versus MUST in the 3rd sentence below: > > It is RECOMMENDED to implement common access control methods at the > storage device filesystem to allow only the metadata server root > (super user) access to the storage device, and to set the owner of > all directories holding data files to the root user. This approach > provides a practical model to enforce access control and fence off > cooperative clients, but it can not protect against malicious > clients; hence it provides a level of security equivalent to > AUTH_SYS. Communications between the metadata server and file server > SHOULD be secure from eavesdroppers and man-in-the-middle protocol > tampering. The security measure could be due to physical security > (e.g., the servers are co-located in a physically secure area), from > encrypted communications, or some other technique. > I think rephrasing to RECOMMENDED would be good here. Thank you, Kathleen > >> On Jan 24, 2018, at 8:42 AM, Kathleen Moriarty >> <Kathleen.Moriarty.ietf@gmail.com> wrote: >> >> Kathleen Moriarty has entered the following ballot position for >> draft-ietf-nfsv4-flex-files-15: Discuss >> >> When responding, please keep the subject line intact and reply to all >> email addresses included in the To and CC lines. (Feel free to cut this >> introductory paragraph, however.) >> >> >> Please refer to https://www.ietf.org/iesg/statement/discuss-criteria.html >> for more information about IESG DISCUSS and COMMENT positions. >> >> >> The document, along with other ballot positions, can be found here: >> https://datatracker.ietf.org/doc/draft-ietf-nfsv4-flex-files/ >> >> >> >> ---------------------------------------------------------------------- >> DISCUSS: >> ---------------------------------------------------------------------- >> >> Thanks for your response to the SecDir review. I see the proposed changes >> have >> not been integrated yet. This discuss will be resolved when the SecDir >> review >> changes have been included. >> > > I purposely did not update the document to avoid confusion during this > process. > > There was an unanswered question in my last reply, namely concerning the use > of SHOULD versus MUST in the 3rd sentence below: > > It is RECOMMENDED to implement common access control methods at the > storage device filesystem to allow only the metadata server root > (super user) access to the storage device, and to set the owner of > all directories holding data files to the root user. This approach > provides a practical model to enforce access control and fence off > cooperative clients, but it can not protect against malicious > clients; hence it provides a level of security equivalent to > AUTH_SYS. Communications between the metadata server and file server > SHOULD be secure from eavesdroppers and man-in-the-middle protocol > tampering. The security measure could be due to physical security > (e.g., the servers are co-located in a physically secure area), from > encrypted communications, or some other technique. > > > Do you folks have any thoughts about whether "secure from eavesdroppers" > ought to be SHOULD or MUST? > > IIUC, Thomas was reluctant to specify MUST ... and since we're saying that > co-location in a secure area is one of the options, I'm not sure why this > would be either SHOULD or MUST in the first place. > > Conformance test cases for that requirement would be a riot ... :-) > > Spencer > >> https://mailarchive.ietf.org/arch/msg/secdir/HKdT2KjnWJFmzEPxlGcNH0OnUDg >> >> >> >> >> _______________________________________________ >> nfsv4 mailing list >> nfsv4@ietf.org >> https://www.ietf.org/mailman/listinfo/nfsv4 > > _______________________________________________ > nfsv4 mailing list > nfsv4@ietf.org > https://www.ietf.org/mailman/listinfo/nfsv4 > > -- Best regards, Kathleen
- [nfsv4] Kathleen Moriarty's Discuss on draft-ietf… Kathleen Moriarty
- Re: [nfsv4] Kathleen Moriarty's Discuss on draft-… Tom Haynes
- Re: [nfsv4] Kathleen Moriarty's Discuss on draft-… Spencer Dawkins at IETF
- Re: [nfsv4] Kathleen Moriarty's Discuss on draft-… Tom Haynes
- Re: [nfsv4] Kathleen Moriarty's Discuss on draft-… Kathleen Moriarty
- Re: [nfsv4] Kathleen Moriarty's Discuss on draft-… Spencer Dawkins at IETF
- Re: [nfsv4] Kathleen Moriarty's Discuss on draft-… Thomas Haynes
- Re: [nfsv4] Kathleen Moriarty's Discuss on draft-… Kathleen Moriarty
- Re: [nfsv4] Kathleen Moriarty's Discuss on draft-… Spencer Dawkins at IETF
- Re: [nfsv4] Kathleen Moriarty's Discuss on draft-… Tom Haynes
- Re: [nfsv4] Kathleen Moriarty's Discuss on draft-… Kathleen Moriarty
- Re: [nfsv4] Kathleen Moriarty's Discuss on draft-… Tom Haynes
- Re: [nfsv4] Kathleen Moriarty's Discuss on draft-… Spencer Dawkins at IETF