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Add warning to use digest instead of tags to other cosign commands #2650

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merged 1 commit into from
Jan 24, 2023

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priyawadhwa
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fixes #2047 for 2.0

Signed-off-by: Priya Wadhwa priya@chainguard.dev


const TagReferenceMessage string = `Image reference %s uses a tag, not a digest, to identify the image to sign.

This can lead you to sign a different image than the intended one. Please use a
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Did you want to keep the indentation?

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thanks! bad copy paste

Signed-off-by: Priya Wadhwa <priya@chainguard.dev>
@priyawadhwa priyawadhwa merged commit 35bf1fe into sigstore:main Jan 24, 2023
@priyawadhwa priyawadhwa deleted the discourage branch January 24, 2023 18:28
@github-actions github-actions bot added this to the v1.14.0 milestone Jan 24, 2023
uralsemih pushed a commit to uralsemih/cosign that referenced this pull request Jan 29, 2023
…igstore#2650)

Signed-off-by: Priya Wadhwa <priya@chainguard.dev>

Signed-off-by: Priya Wadhwa <priya@chainguard.dev>
Comment on lines +43 to +46
if _, ok := srcRef.(name.Digest); !ok {
msg := fmt.Sprintf(ui.TagReferenceMessage, srcImg)
ui.Warnf(ctx, msg)
}

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What would be the better recommendation to copy multi-arch images with signature if not using tag?

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Good point. I think that copy and save may have been collateral damage here.

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dmitris pushed a commit to dmitris/cosign that referenced this pull request Mar 24, 2023
…igstore#2650)

Signed-off-by: Priya Wadhwa <priya@chainguard.dev>

Signed-off-by: Priya Wadhwa <priya@chainguard.dev>
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Successfully merging this pull request may close these issues.

Discourage signing references to images that aren't digests
5 participants