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feat: push final image to cache repo #197

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This commit enables pushing the final image to the given cache repo.a As
part of #185, the goal is to allow for faster startup when the image has
already been built.

This commit enables pushing the final image to the given cache repo.a As
part of #185, the goal is to allow for faster startup when the image has
already been built.
// Boilerplate!
CustomPlatform: platforms.Format(platforms.Normalize(platforms.DefaultSpec())),
SnapshotMode: "redo",
RunV2: true,
RunStdout: stdoutWriter,
RunStderr: stderrWriter,
Destinations: []string{"local"},
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This causes problems when DoPush is called. I'm not sure what the original intent was.

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Can you elaborate on what the problems are? Are you referring to #185 (comment)?

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I'm pretty sure this was simply a bug that was present because DoPush wasn't being used previously. Kaniko expects you to either set it or use --no-push.

error: failed to push to destination local: HEAD https://index.docker.io/v2/library/local/manifests/latest: unexpected status code 401 Unauthorized (HEAD responses have no body, use GET for details)
error: running command "envbuilder": HEAD https://index.docker.io/v2/library/local/manifests/latest: unexpected status code 401 Unauthorized (HEAD responses have no body, use GET for details)
failed to push to destination local

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Should we make it optional too? If platform engineers are concerned about envbuilder speed, they can --enable-do-push

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It depends, do we want to expose multiple knobs, one for caching and one for pushing final image/build optimization, or do we want these to be behind one knob? I'm open to splitting it up but could use some thought. Just because it's two different moments in Kaniko, doesn't mean we have to follow that here.

// Boilerplate!
CustomPlatform: platforms.Format(platforms.Normalize(platforms.DefaultSpec())),
SnapshotMode: "redo",
RunV2: true,
RunStdout: stdoutWriter,
RunStderr: stderrWriter,
Destinations: []string{"local"},
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Can you elaborate on what the problems are? Are you referring to #185 (comment)?

envbuilder.go Outdated Show resolved Hide resolved
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It would be good to have integration test coverage for this functionality, if possible.

@mafredri mafredri force-pushed the mafredri/envbuilder-push-image branch from c044d2d to 0765f69 Compare May 20, 2024 11:04
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I vote for making it optional and convert it into a full review.

@@ -518,11 +523,16 @@ func Run(ctx context.Context, options Options) error {
RegistryMirrors: registryMirror,
},
SrcContext: buildParams.BuildContext,
})
}
image, err := executor.DoBuild(opts)
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I'd like to see more debugging/trace logging around this step and DoPush.

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I'm not sure what the ask is here, I didn't change any of this code so seems out of scope?

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Didn't you add image, err := executor.DoBuild(opts)?

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No, I just moved opts to a variable.

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I missed L483. Anyway, I wanted to improve logging around this, but if you think this is useless here, I'm cool with leaving it as is.

// Boilerplate!
CustomPlatform: platforms.Format(platforms.Normalize(platforms.DefaultSpec())),
SnapshotMode: "redo",
RunV2: true,
RunStdout: stdoutWriter,
RunStderr: stderrWriter,
Destinations: []string{"local"},
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Member

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Should we make it optional too? If platform engineers are concerned about envbuilder speed, they can --enable-do-push

@mafredri
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I vote for making it optional and convert it into a full review.

Let's call this a blocker for merging this PR for now. It's a bit soon to decide how we want to expose this as new configuration options.

I had anyway planned to hold off on a decision here until #186 is complete and we have a better picture of how we want to implement #128.

@johnstcn johnstcn marked this pull request as ready for review June 11, 2024 13:06
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@dannykopping @mtojek I think this one is orthogonal to #213 but I just want to make sure before closing. I have some tests added just in case.

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Closing this as a duplicate of #213

@johnstcn johnstcn closed this Jun 11, 2024
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4 participants