Comment 3 for bug 1680574

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Barry Warsaw (barry) wrote : Re: [Bug 1680574] Re: ubuntu-image needs to provide a manifest for the contents of an image

On Apr 07, 2017, at 12:37 AM, Steve Langasek wrote:

>That would suffice. It might be nice to do some basic transformations here,
>to make the manifest tabular - à la

Is this file primarily for human or machine consumption?

>I think I would prefer it be written by default to the output dir under a
>fixed name (and if not using -O, to write it out as <foo>.manifest alongside
><foo>.img). It's a cheap enough thing to create, and common enough to want,
>that I think we should just do it as the sensible default thing instead of
>requiring the user to ask for it. If they don't want it, it's a pretty
>cheap file to clean up.

We can do that. Let's be careful though because the file won't contain a
complete manifest of the image, but only a manifest of the snaps. .svm seems
to be unused-ish (snap version manifest).

https://en.wikipedia.org/wiki/List_of_filename_extensions_(S%E2%80%93Z)#S

% mimetype foo.svm
foo.svm: