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image: set MediaType in OCI manifests 

In image-spec 1.0.2, the MediaType field is now available in OCI
manifests, so set it.

Update the imgtype helper to output the MediaType field as-is from OCI
image manifests instead of just always supplying the expected value.

Signed-off-by: Nalin Dahyabhai <nalin@redhat.com>
This commit is contained in:
Nalin Dahyabhai 2021-11-29 10:14:47 -05:00
parent 2711b8557c
commit 785b3bf30a
11 changed files with 19 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
go.mod
View File

@ -22,7 +22,7 @@ require (
github.com/onsi/ginkgo v1.16.5
github.com/onsi/gomega v1.17.0
github.com/opencontainers/go-digest v1.0.0
github.com/opencontainers/image-spec v1.0.2-0.20210819154149-5ad6f50d6283
github.com/opencontainers/image-spec v1.0.2-0.20211123152302-43a7dee1ec31
github.com/opencontainers/runc v1.0.2
github.com/opencontainers/runtime-spec v1.0.3-0.20210326190908-1c3f411f0417
github.com/opencontainers/runtime-tools v0.9.0

3
go.sum
View File

@ -684,8 +684,9 @@ github.com/opencontainers/go-digest v1.0.0 h1:apOUWs51W5PlhuyGyz9FCeeBIOUDA/6nW8
github.com/opencontainers/go-digest v1.0.0/go.mod h1:0JzlMkj0TRzQZfJkVvzbP0HBR3IKzErnv2BNG4W4MAM=
github.com/opencontainers/image-spec v1.0.0/go.mod h1:BtxoFyWECRxE4U/7sNtV5W15zMzWCbyJoFRP3s7yZA0=
github.com/opencontainers/image-spec v1.0.1/go.mod h1:BtxoFyWECRxE4U/7sNtV5W15zMzWCbyJoFRP3s7yZA0=
github.com/opencontainers/image-spec v1.0.2-0.20210819154149-5ad6f50d6283 h1:TVzvdjOalkJBNkbpPVMAr4KV9QRf2IjfxdyxwAK78Gs=
github.com/opencontainers/image-spec v1.0.2-0.20210819154149-5ad6f50d6283/go.mod h1:BtxoFyWECRxE4U/7sNtV5W15zMzWCbyJoFRP3s7yZA0=
github.com/opencontainers/image-spec v1.0.2-0.20211123152302-43a7dee1ec31 h1:Wh4aR2I6JFwySre9m3iHJYuMnvUFE/HT6qAXozRWi/E=
github.com/opencontainers/image-spec v1.0.2-0.20211123152302-43a7dee1ec31/go.mod h1:BtxoFyWECRxE4U/7sNtV5W15zMzWCbyJoFRP3s7yZA0=
github.com/opencontainers/runc v0.0.0-20190115041553-12f6a991201f/go.mod h1:qT5XzbpPznkRYVz/mWwUaVBUv2rmF59PVA73FjuZG0U=
github.com/opencontainers/runc v0.1.1/go.mod h1:qT5XzbpPznkRYVz/mWwUaVBUv2rmF59PVA73FjuZG0U=
github.com/opencontainers/runc v1.0.0-rc8.0.20190926000215-3e425f80a8c9/go.mod h1:qT5XzbpPznkRYVz/mWwUaVBUv2rmF59PVA73FjuZG0U=

1
image.go
View File

@ -239,6 +239,7 @@ func (i *containerImageRef) createConfigsAndManifests() (v1.Image, v1.Manifest,
Versioned: specs.Versioned{
SchemaVersion: 2,
},
MediaType: v1.MediaTypeImageManifest,
Config: v1.Descriptor{
MediaType: v1.MediaTypeImageConfig,
},

1
internal/source/create.go
View File

@ -54,6 +54,7 @@ func Create(ctx context.Context, sourcePath string, options CreateOptions) error
// Create and write the manifest.
manifest := specV1.Manifest{
Versioned: spec.Versioned{SchemaVersion: 2},
MediaType: specV1.MediaTypeImageManifest,
Config: specV1.Descriptor{
MediaType: MediaTypeSourceImageConfig,
Digest: configBlob.Digest,

1
pkg/blobcache/blobcache_test.go
View File

@ -102,6 +102,7 @@ func TestBlobCache(t *testing.T) {
Versioned: specs.Versioned{
SchemaVersion: 2,
},
MediaType: v1.MediaTypeImageManifest,
Config: v1.Descriptor{
MediaType: v1.MediaTypeImageConfig,
Digest: configInfo.Digest,

2
tests/imgtype/imgtype.go
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@ -159,7 +159,7 @@ func main() {
errors = true
continue
}
manifestType = v1.MediaTypeImageManifest
manifestType = oManifest.MediaType
configType = oManifest.Config.MediaType
case define.Dockerv2ImageManifest:
err = json.Unmarshal(manifest, &dManifest)

6
tests/source.bats
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@ -10,8 +10,8 @@ load helpers
# Inspect the index.json
run jq -r .manifests[0].mediaType $srcdir/index.json
expect_output "application/vnd.oci.image.manifest.v1+json"
run jq -r .manifests[0].size $srcdir/index.json
expect_output "199"
run jq -r .mediaType $srcdir/index.json
expect_output null # TODO: common#839 will change this to "application/vnd.oci.image.index.v1+json"
# Digest of manifest
run jq -r .manifests[0].digest $srcdir/index.json
manifestDigest=${output//sha256:/} # strip off the sha256 prefix
@ -25,6 +25,8 @@ load helpers
expect_output "null"
run jq -r .config.mediaType $srcdir/blobs/sha256/$manifestDigest
expect_output "application/vnd.oci.source.image.config.v1+json"
run jq -r .mediaType $srcdir/blobs/sha256/$manifestDigest
expect_output "application/vnd.oci.image.manifest.v1+json"
run jq -r .config.size $srcdir/blobs/sha256/$manifestDigest
[ "$status" -eq 0 ] # let's not check the size (afraid of time-stamp impacts)
# Digest of config

3
vendor/github.com/opencontainers/image-spec/specs-go/v1/index.go generated vendored
View File

@ -21,6 +21,9 @@ import "github.com/opencontainers/image-spec/specs-go"
type Index struct {
specs.Versioned
// MediaType specificies the type of this document data structure e.g. `application/vnd.oci.image.index.v1+json`
MediaType string `json:"mediaType,omitempty"`
// Manifests references platform specific manifests.
Manifests []Descriptor `json:"manifests"`

3
vendor/github.com/opencontainers/image-spec/specs-go/v1/manifest.go generated vendored
View File

@ -20,6 +20,9 @@ import "github.com/opencontainers/image-spec/specs-go"
type Manifest struct {
specs.Versioned
// MediaType specificies the type of this document data structure e.g. `application/vnd.oci.image.manifest.v1+json`
MediaType string `json:"mediaType,omitempty"`
// Config references a configuration object for a container, by digest.
// The referenced configuration object is a JSON blob that the runtime uses to set up the container.
Config Descriptor `json:"config"`

2
vendor/github.com/opencontainers/image-spec/specs-go/version.go generated vendored
View File

@ -22,7 +22,7 @@ const (
// VersionMinor is for functionality in a backwards-compatible manner
VersionMinor = 0
// VersionPatch is for backwards-compatible bug fixes
VersionPatch = 1
VersionPatch = 2
// VersionDev indicates development branch. Releases will be empty string.
VersionDev = "-dev"

2
vendor/modules.txt vendored
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@ -384,7 +384,7 @@ github.com/onsi/gomega/matchers/support/goraph/util
github.com/onsi/gomega/types
# github.com/opencontainers/go-digest v1.0.0
github.com/opencontainers/go-digest
# github.com/opencontainers/image-spec v1.0.2-0.20210819154149-5ad6f50d6283
# github.com/opencontainers/image-spec v1.0.2-0.20211123152302-43a7dee1ec31
github.com/opencontainers/image-spec/specs-go
github.com/opencontainers/image-spec/specs-go/v1
# github.com/opencontainers/runc v1.0.2