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feature: support to print snapshot info for image #5114

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feature: support to print snapshot info for image #5114

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13 changes: 13 additions & 0 deletions pkg/imageinspector/imageinspector.go
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Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,8 @@ package imageinspector
import (
"context"

"github.com/opencontainers/image-spec/identity"

containerd "github.com/containerd/containerd/v2/client"
"github.com/containerd/containerd/v2/core/images"
"github.com/containerd/containerd/v2/core/snapshots"
Expand Down Expand Up @@ -56,6 +58,17 @@ func Inspect(ctx context.Context, client *containerd.Client, image images.Image,
} else {
n.ImageConfigDesc = imageConfigDesc
n.ImageConfig = imageConfig
chainIDs := identity.ChainIDs(imageConfig.RootFS.DiffIDs)
snapshots := make([]snapshots.Info, len(chainIDs))
for i, id := range chainIDs {
snapInfo, err := snapshotter.Stat(ctx, id.String())
if err == nil {
snapshots[i] = snapInfo
} else {
log.G(ctx).WithError(err).WithField("id", image.Name).Warnf("failed to get snapshot %s info", id.String())
}
}
n.Snapshots = snapshots
}
n.Size, err = imgutil.UnpackedImageSize(ctx, snapshotter, img)
if err != nil {
Expand Down
2 changes: 2 additions & 0 deletions pkg/inspecttypes/native/image.go
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Expand Up @@ -20,6 +20,7 @@ import (
ocispec "github.com/opencontainers/image-spec/specs-go/v1"

"github.com/containerd/containerd/v2/core/images"
"github.com/containerd/containerd/v2/core/snapshots"
)

// Image corresponds to a containerd-native image object.
Expand All @@ -34,4 +35,5 @@ type Image struct {
ImageConfigDesc ocispec.Descriptor `json:"ImageConfigDesc"`
ImageConfig ocispec.Image `json:"ImageConfig"`
Size int64 `json:"size"`
Snapshots []snapshots.Info `json:"Snapshots,omitempty"`
}
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