[Suit] Re: I-D Action: draft-ietf-suit-report-21.txt

[Akira Tsukamoto | OPENCHIP <[e-mail]>]

Hi Brendan,

>> If the root manifest contains
>> a suit-reference-uri ({{Section 8.4.3 of I-D.ietf-suit-manifest}}), the
>> SUIT\_Report MUST include suit-report-manifest-uri, and its value MUST
>> exactly match that suit-reference-uri. If the root manifest does not contain
>> a suit-reference-uri, suit-report-manifest-uri MUST be omitted.
>
>Your changes look great. Thanks for the quick and precise response!

Do you mind bump up the draft?

Akira


________________________________
From: Ken Takayama <[e-mail]>
Sent: Sunday, June 21, 2026 11:03
To: Brendan Moran <[e-mail]>
Cc: Akira Tsukamoto gmail <[e-mail]>; [e-mail] <[e-mail]>; [e-mail] <[e-mail]>
Subject: [Suit] Re: I-D Action: draft-ietf-suit-report-21.txt

Brendan,

> If the root manifest contains
> a suit-reference-uri ({{Section 8.4.3 of I-D.ietf-suit-manifest}}), the
> SUIT\_Report MUST include suit-report-manifest-uri, and its value MUST
> exactly match that suit-reference-uri. If the root manifest does not contain
> a suit-reference-uri, suit-report-manifest-uri MUST be omitted.

Your changes look great. Thanks for the quick and precise response!

Best regards,
Ken

2026年6月19日(金) 23:04 Brendan Moran <[e-mail]>:
>
> Hi Ken,
>
> Is this text what you had in mind?
>
> The suit-reference provides a digest and, when available, a reference URI
> for a SUIT manifest. The digest is the digest of the manifest, exactly as
> reported in SUIT_Authentication, element 0
> ({{Section 8.3 of I-D.ietf-suit-manifest}}). If the root manifest contains
> a suit-reference-uri ({{Section 8.4.3 of I-D.ietf-suit-manifest}}), the
> SUIT\_Report MUST include suit-report-manifest-uri, and its value MUST
> exactly match that suit-reference-uri. If the root manifest does not contain
> a suit-reference-uri, suit-report-manifest-uri MUST be omitted.
>
> Best Regards,
> Brendan
>
> From: Ken Takayama <[e-mail]>
> Date: Thursday, 18 June 2026 at 22:49
> To: Akira Tsukamoto gmail <[e-mail]>
> Cc: [e-mail] <[e-mail]>; [e-mail] <[e-mail]>
> Subject: [Suit] Re: I-D Action: draft-ietf-suit-report-21.txt
>
> Akira and SUIT Report authors,
>
> Sure! I’m just reviewing the update today. Two points:
>
> 1. Clarify optionality in the document text (concern)
> The CDDL now marks suit-report-manifest-uri as optional.
> But the current sentence “The URI MUST exactly match the
> suit-reference-uri …” can be read as requiring presence.
> Making this conditional would avoid ambiguity, for example:
> “If the manifest contains a suit-reference-uri, the SUIT Report MUST
> include a matching suit-report-manifest-uri.”
> or
> “If a SUIT Report includes suit-report-manifest-uri, it MUST match the
> value in suit-reference-uri.”
> These two options imply different behaviors, and I’m not sure which
> one reflects the intended design.
> There may be other possibilities as well, so I would prefer to rely on
> the authors’ judgment here.
>
> 2. Reorder elements in the CDDL (welcome)
> >From a parser perspective it’s preferable if the digest is the first
> element and the optional URI follows, so the first array element is
> always SUIT_Digest.
> If you reorder the CDDL, please update the document text to list the
> elements in the same order as well.
>
> Best regards,
> Ken
>
> 2026年6月19日(金) 6:19 Akira Tsukamoto gmail <[e-mail]>:
> >
> > Hi Ken,
> >
> > Thanks for the SUIT-Interim today.
> > Moving this to the mailing list,
> >
> > Brendan has published the suit-report-21, and could you review these
> > changes in your comments on "suit-uri"?
> > https://eur06.safelinks.protection.outlook.com/?url=https%3A%2F%2Fauthor-tools.ietf.org%2Fiddiff%3Furl2%3Ddraft-ietf-suit-report-21&data=05%7C02%7Cakira.tsukamoto%40openchip.com%7C064ff68f72544e6a8f9e08decf7414ac%7Cdfdd4affe2c94e1a86427f6cc6bbbe6d%7C0%7C0%7C639176294669874902%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=yNSqNFYdZxMbsKgyOfdE7yNwET0ZdKsjewskpLRmozc%3D&reserved=0<https://author-tools.ietf.org/iddiff?url2=draft-ietf-suit-report-21>
> >
> > Thanks,
> > Akira
> >
> > ------------------------------
> > On Fri, Jun 12, 2026 at 10:36 AM Ken Takayama
> > <[e-mail]> wrote:
> > Brendan,
> >
> > Sorry for my late reply.
> >
> > I believe that all of the ambiguities I previously pointed out have
> > now been resolved, namely:
> > - what the Reporting Engine is;
> > - the behavior when generation of a SUIT Report fails, which depends
> > on policy; and
> > - what the uint values in suit-record-manifest-id and
> > suit-record-component-index refer to.
> >
> > However, I would like to confirm one remaining point.
> > It still looks to me as if suit-report-manifest-uri is mandatory in
> > the data structure.
> > If so, for SUIT Manifests that do not contain suit-reference-uri, such
> > as Examples 0, 1, 3, 4, and 5 in draft-ietf-suit-manifest,
> > I think this would result in a situation where “a report cannot be constructed.”
> > >From my perspective, this still appears to be an unresolved issue.
> >
> >
> > Best regards,
> > Ken
> >
> >
> > 2026年5月26日(火) 23:26 Brendan Moran <[e-mail]>:
> > >
> > > Hi Ken,
> > >
> > > I have updated suit-report to address some of your comments. The PR is here: https://eur06.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2Fsuit-wg%2Fsuit-report%2Fpull%2F70&data=05%7C02%7Cakira.tsukamoto%40openchip.com%7C064ff68f72544e6a8f9e08decf7414ac%7Cdfdd4affe2c94e1a86427f6cc6bbbe6d%7C0%7C0%7C639176294669900009%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=jyXFgEU5kOHMru4FTV8rkrE8SneYiezMeijm1bWwE7U%3D&reserved=0<https://github.com/suit-wg/suit-report/pull/70>
> > >
> > > Please let me know if that resolves the issues you raised.
> > >
> > > Best Regards,
> > > Brendan
> >
> > On Thu, Jun 18, 2026 at 10:42 PM <[e-mail]> wrote:
> > >
> > > Internet-Draft draft-ietf-suit-report-21.txt is now available. It is a work
> > > item of the Software Updates for Internet of Things (SUIT) WG of the IETF.
> > >
> > >    Title:   Secure Reporting of SUIT Update Status
> > >    Authors: Brendan Moran
> > >             Henk Birkholz
> > >    Name:    draft-ietf-suit-report-21.txt
> > >    Pages:   31
> > >    Dates:   2026-06-18
> > >
> > > Abstract:
> > >
> > >    The Software Update for the Internet of Things (SUIT) manifest
> > >    provides a way for many different update and boot workflows to be
> > >    described by a common format.  This document specifies a lightweight
> > >    feedback mechanism that allows a developer in possession of a
> > >    manifest to reconstruct the decisions made and actions performed by a
> > >    manifest processor.
> > >
> > > The IETF datatracker status page for this Internet-Draft is:
> > > https://eur06.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Fdraft-ietf-suit-report%2F&data=05%7C02%7Cakira.tsukamoto%40openchip.com%7C064ff68f72544e6a8f9e08decf7414ac%7Cdfdd4affe2c94e1a86427f6cc6bbbe6d%7C0%7C0%7C639176294669916584%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=sdxRLcdgpKW6Fypw61VmWMDfdZOD9rbdHlZFlyOS5kk%3D&reserved=0<https://datatracker.ietf.org/doc/draft-ietf-suit-report/>
> > >
> > > There is also an HTMLized version available at:
> > > https://eur06.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Fhtml%2Fdraft-ietf-suit-report-21&data=05%7C02%7Cakira.tsukamoto%40openchip.com%7C064ff68f72544e6a8f9e08decf7414ac%7Cdfdd4affe2c94e1a86427f6cc6bbbe6d%7C0%7C0%7C639176294669932121%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=VgdL1sNTaux%2Bgso%2FeiZkYFsNfByiatW2bJuxEOko4Tw%3D&reserved=0<https://datatracker.ietf.org/doc/html/draft-ietf-suit-report-21>
> > >
> > > A diff from the previous version is available at:
> > > https://eur06.safelinks.protection.outlook.com/?url=https%3A%2F%2Fauthor-tools.ietf.org%2Fiddiff%3Furl2%3Ddraft-ietf-suit-report-21&data=05%7C02%7Cakira.tsukamoto%40openchip.com%7C064ff68f72544e6a8f9e08decf7414ac%7Cdfdd4affe2c94e1a86427f6cc6bbbe6d%7C0%7C0%7C639176294669945156%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=88zGeVVHAIlJd%2FTGQkYta89JA6kCUWQY6CdcA5WMifo%3D&reserved=0<https://author-tools.ietf.org/iddiff?url2=draft-ietf-suit-report-21>
> > >
> > > Internet-Drafts are also available by rsync at:
> > > rsync.ietf.org::internet-drafts
> > >
> > >
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