docker buildx imagetools inspect
| Description | Show details of an image in the registry |
|---|---|
| Usage | docker buildx imagetools inspect [OPTIONS] NAME |
Description
Show details of an image in the registry.
$ docker buildx imagetools inspect alpine
Name: docker.io/library/alpine:latest
MediaType: application/vnd.docker.distribution.manifest.list.v2+json
Digest: sha256:21a3deaa0d32a8057914f36584b5288d2e5ecc984380bc0118285c70fa8c9300
Manifests:
Name: docker.io/library/alpine:latest@sha256:e7d88de73db3d3fd9b2d63aa7f447a10fd0220b7cbf39803c803f2af9ba256b3
MediaType: application/vnd.docker.distribution.manifest.v2+json
Platform: linux/amd64
Name: docker.io/library/alpine:latest@sha256:e047bc2af17934d38c5a7fa9f46d443f1de3a7675546402592ef805cfa929f9d
MediaType: application/vnd.docker.distribution.manifest.v2+json
Platform: linux/arm/v6
Name: docker.io/library/alpine:latest@sha256:8483ecd016885d8dba70426fda133c30466f661bb041490d525658f1aac73822
MediaType: application/vnd.docker.distribution.manifest.v2+json
Platform: linux/arm/v7
Name: docker.io/library/alpine:latest@sha256:c74f1b1166784193ea6c8f9440263b9be6cae07dfe35e32a5df7a31358ac2060
MediaType: application/vnd.docker.distribution.manifest.v2+json
Platform: linux/arm64/v8
Name: docker.io/library/alpine:latest@sha256:2689e157117d2da668ad4699549e55eba1ceb79cb7862368b30919f0488213f4
MediaType: application/vnd.docker.distribution.manifest.v2+json
Platform: linux/386
Name: docker.io/library/alpine:latest@sha256:2042a492bcdd847a01cd7f119cd48caa180da696ed2aedd085001a78664407d6
MediaType: application/vnd.docker.distribution.manifest.v2+json
Platform: linux/ppc64le
Name: docker.io/library/alpine:latest@sha256:49e322ab6690e73a4909f787bcbdb873631264ff4a108cddfd9f9c249ba1d58e
MediaType: application/vnd.docker.distribution.manifest.v2+json
Platform: linux/s390x
Options
| Option | Default | Description |
|---|---|---|
--format
|
`{{.Manifest}}`
|
Format the output using the given Go template |
--raw
|
Show original, unformatted JSON manifest |
Examples
Override the configured builder instance (--builder)
Same as
buildx --builder.
Format the output (--format)
Format the output using the given Go template. Defaults to {{.Manifest}} if
unset. Following fields are available:
.Name: provides the reference of the image.Manifest: provides the manifest or manifest list.Image: provides the image config
.Name
$ docker buildx imagetools inspect alpine --format "{{.Name}}"
Name: docker.io/library/alpine:latest
.Manifest
$ docker buildx imagetools inspect crazymax/loop --format "{{.Manifest}}"
Name: docker.io/crazymax/loop:latest
MediaType: application/vnd.docker.distribution.manifest.v2+json
Digest: sha256:08602e7340970e92bde5e0a2e887c1fde4d9ae753d1e05efb4c8ef3b609f97f1
$ docker buildx imagetools inspect moby/buildkit:master --format "{{.Manifest}}"
Name: docker.io/moby/buildkit:master
MediaType: application/vnd.docker.distribution.manifest.list.v2+json
Digest: sha256:3183f7ce54d1efb44c34b84f428ae10aaf141e553c6b52a7ff44cc7083a05a66
Manifests:
Name: docker.io/moby/buildkit:master@sha256:667d28c9fb33820ce686887a717a148e89fa77f9097f9352996bbcce99d352b1
MediaType: application/vnd.docker.distribution.manifest.v2+json
Platform: linux/amd64
Name: docker.io/moby/buildkit:master@sha256:71789527b64ab3d7b3de01d364b449cd7f7a3da758218fbf73b9c9aae05a6775
MediaType: application/vnd.docker.distribution.manifest.v2+json
Platform: linux/arm/v7
Name: docker.io/moby/buildkit:master@sha256:fb64667e1ce6ab0d05478f3a8402af07b27737598dcf9a510fb1d792b13a66be
MediaType: application/vnd.docker.distribution.manifest.v2+json
Platform: linux/arm64
Name: docker.io/moby/buildkit:master@sha256:1c3ddf95a0788e23f72f25800c05abc4458946685e2b66788c3d978cde6da92b
MediaType: application/vnd.docker.distribution.manifest.v2+json
Platform: linux/s390x
Name: docker.io/moby/buildkit:master@sha256:05bcde6d460a284e5bc88026cd070277e8380355de3126cbc8fe8a452708c6b1
MediaType: application/vnd.docker.distribution.manifest.v2+json
Platform: linux/ppc64le
Name: docker.io/moby/buildkit:master@sha256:c04c57765304ab84f4f9807fff3e11605c3a60e16435c734b02c723680f6bd6e
MediaType: application/vnd.docker.distribution.manifest.v2+json
Platform: linux/riscv64
JSON output
A json template function is also available if you want to render fields in
JSON format:
$ docker buildx imagetools inspect crazymax/buildkit:attest --format "{{json .Manifest}}"
{
"schemaVersion": 2,
"mediaType": "application/vnd.oci.image.index.v1+json",
"digest": "sha256:7007b387ccd52bd42a050f2e8020e56e64622c9269bf7bbe257b326fe99daf19",
"size": 855,
"manifests": [
{
"mediaType": "application/vnd.oci.image.manifest.v1+json",
"digest": "sha256:fbd10fe50b4b174bb9ea273e2eb9827fa8bf5c88edd8635a93dc83e0d1aecb55",
"size": 673,
"platform": {
"architecture": "amd64",
"os": "linux"
}
},
{
"mediaType": "application/vnd.oci.image.manifest.v1+json",
"digest": "sha256:a9de632c16998489fd63fbca42a03431df00639cfb2ecb8982bf9984b83c5b2b",
"size": 839,
"annotations": {
"vnd.docker.reference.digest": "sha256:fbd10fe50b4b174bb9ea273e2eb9827fa8bf5c88edd8635a93dc83e0d1aecb55",
"vnd.docker.reference.type": "attestation-manifest"
},
"platform": {
"architecture": "unknown",
"os": "unknown"
}
}
]
}$ docker buildx imagetools inspect crazymax/buildkit:attest --format "{{json .Image}}"
{
"created": "2022-12-01T11:46:47.713777178Z",
"architecture": "amd64",
"os": "linux",
"config": {
"Env": [
"PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
],
"Cmd": [
"/bin/sh"
]
},
"rootfs": {
"type": "layers",
"diff_ids": [
"sha256:ded7a220bb058e28ee3254fbba04ca90b679070424424761a53a043b93b612bf",
"sha256:d85d09ab4b4e921666ccc2db8532e857bf3476b7588e52c9c17741d7af14204f"
]
},
"history": [
{
"created": "2022-11-22T22:19:28.870801855Z",
"created_by": "/bin/sh -c #(nop) ADD file:587cae71969871d3c6456d844a8795df9b64b12c710c275295a1182b46f630e7 in / "
},
{
"created": "2022-11-22T22:19:29.008562326Z",
"created_by": "/bin/sh -c #(nop) CMD [\"/bin/sh\"]",
"empty_layer": true
},
{
"created": "2022-12-01T11:46:47.713777178Z",
"created_by": "RUN /bin/sh -c apk add curl # buildkit",
"comment": "buildkit.dockerfile.v0"
}
]
}$ docker buildx imagetools inspect moby/buildkit:master --format "{{json .Manifest}}"
{
"schemaVersion": 2,
"mediaType": "application/vnd.oci.image.index.v1+json",
"digest": "sha256:d895e8fdcf5e2bb39acb5966f97fc4cd87a2d13d27c939c320025eb4aca5440c",
"size": 4654,
"manifests": [
{
"mediaType": "application/vnd.oci.image.manifest.v1+json",
"digest": "sha256:ac9dd4fbec9e36b562f910618975a2936533f8e411a3fea2858aacc0ac972e1c",
"size": 1054,
"platform": {
"architecture": "amd64",
"os": "linux"
}
},
{
"mediaType": "application/vnd.oci.image.manifest.v1+json",
"digest": "sha256:0f4dc6797db467372cbf52c7236816203654a839f64a6542c9135d1973c9d744",
"size": 1054,
"platform": {
"architecture": "arm",
"os": "linux",
"variant": "v7"
}
},
{
"mediaType": "application/vnd.oci.image.manifest.v1+json",
"digest": "sha256:d62bb533d95afe17c4a9caf1e7c57a3b0a7a67409ccfa7af947aeb0f670ffb87",
"size": 1054,
"platform": {
"architecture": "arm64",
"os": "linux"
}
},
{
"mediaType": "application/vnd.oci.image.manifest.v1+json",
"digest": "sha256:b4944057e0c68203cdcc3dceff3b2df3c7d9e3dd801724fa977b01081da7771e",
"size": 1054,
"platform": {
"architecture": "s390x",
"os": "linux"
}
},
{
"mediaType": "application/vnd.oci.image.manifest.v1+json",
"digest": "sha256:825702a51eb4234904fc9253d8b0bf0a584787ffd8fc3fd6fa374188233ce399",
"size": 1054,
"platform": {
"architecture": "ppc64le",
"os": "linux"
}
},
{
"mediaType": "application/vnd.oci.image.manifest.v1+json",
"digest": "sha256:dfb27c6acc9b9f3a7c9d47366d137089565062f43c8063c9f5e408d34c87ee4a",
"size": 1054,
"platform": {
"architecture": "riscv64",
"os": "linux"
}
},
{
"mediaType": "application/vnd.oci.image.manifest.v1+json",
"digest": "sha256:f2fe69bccc878e658caf21dfc99eaf726fb20d28f17398c1d66a90e62cc019f9",
"size": 1113,
"annotations": {
"vnd.docker.reference.digest": "sha256:ac9dd4fbec9e36b562f910618975a2936533f8e411a3fea2858aacc0ac972e1c",
"vnd.docker.reference.type": "attestation-manifest"
},
"platform": {
"architecture": "unknown",
"os": "unknown"
}
},
{
"mediaType": "application/vnd.oci.image.manifest.v1+json",
"digest": "sha256:9e112f8d4e383186f36369fba7b454e246d2e9ca5def797f1b84ede265e9f3ca",
"size": 1113,
"annotations": {
"vnd.docker.reference.digest": "sha256:0f4dc6797db467372cbf52c7236816203654a839f64a6542c9135d1973c9d744",
"vnd.docker.reference.type": "attestation-manifest"
},
"platform": {
"architecture": "unknown",
"os": "unknown"
}
},
{
"mediaType": "application/vnd.oci.image.manifest.v1+json",
"digest": "sha256:09d593587f8665269ec6753eaed7fbdb09968f71587dd53e06519502cbc16775",
"size": 1113,
"annotations": {
"vnd.docker.reference.digest": "sha256:d62bb533d95afe17c4a9caf1e7c57a3b0a7a67409ccfa7af947aeb0f670ffb87",
"vnd.docker.reference.type": "attestation-manifest"
},
"platform": {
"architecture": "unknown",
"os": "unknown"
}
},
{
"mediaType": "application/vnd.oci.image.manifest.v1+json",
"digest": "sha256:985a3f4544dfb042db6a8703f5f76438667dd7958aba14cb04bebe3b4cbd9307",
"size": 1113,
"annotations": {
"vnd.docker.reference.digest": "sha256:b4944057e0c68203cdcc3dceff3b2df3c7d9e3dd801724fa977b01081da7771e",
"vnd.docker.reference.type": "attestation-manifest"
},
"platform": {
"architecture": "unknown",
"os": "unknown"
}
},
{
"mediaType": "application/vnd.oci.image.manifest.v1+json",
"digest": "sha256:cfccb6afeede7dc29bf8abef4815d56f2723fa482ea63c9cd519cd991c379294",
"size": 1113,
"annotations": {
"vnd.docker.reference.digest": "sha256:825702a51eb4234904fc9253d8b0bf0a584787ffd8fc3fd6fa374188233ce399",
"vnd.docker.reference.type": "attestation-manifest"
},
"platform": {
"architecture": "unknown",
"os": "unknown"
}
},
{
"mediaType": "application/vnd.oci.image.manifest.v1+json",
"digest": "sha256:2e93733432c6a14cb57db33928b3a17d7ca298b3babe24d9f56dca2754dbde3b",
"size": 1113,
"annotations": {
"vnd.docker.reference.digest": "sha256:dfb27c6acc9b9f3a7c9d47366d137089565062f43c8063c9f5e408d34c87ee4a",
"vnd.docker.reference.type": "attestation-manifest"
},
"platform": {
"architecture": "unknown",
"os": "unknown"
}
}
]
}The following command provides SLSA JSON output:
$ docker buildx imagetools inspect crazymax/buildkit:attest --format "{{json .Provenance}}"
{
"SLSA": {
"builder": {
"id": ""
},
"buildType": "https://mobyproject.org/buildkit@v1",
"materials": [
{
"uri": "pkg:docker/docker/buildkit-syft-scanner@stable-1",
"digest": {
"sha256": "b45f1d207e16c3a3a5a10b254ad8ad358d01f7ea090d382b95c6b2ee2b3ef765"
}
},
{
"uri": "pkg:docker/alpine@latest?platform=linux%2Famd64",
"digest": {
"sha256": "8914eb54f968791faf6a8638949e480fef81e697984fba772b3976835194c6d4"
}
}
],
"invocation": {
"configSource": {},
"parameters": {
"frontend": "dockerfile.v0",
"locals": [
{
"name": "context"
},
{
"name": "dockerfile"
}
]
},
"environment": {
"platform": "linux/amd64"
}
},
"metadata": {
"buildInvocationID": "02tdha2xkbxvin87mz9drhag4",
"buildStartedOn": "2022-12-01T11:50:07.264704131Z",
"buildFinishedOn": "2022-12-01T11:50:08.243788739Z",
"reproducible": false,
"completeness": {
"parameters": true,
"environment": true,
"materials": false
},
"https://mobyproject.org/buildkit@v1#metadata": {}
}
}
}The following command provides SBOM JSON output:
$ docker buildx imagetools inspect crazymax/buildkit:attest --format "{{json .SBOM}}"
{
"SPDX": {
"SPDXID": "SPDXRef-DOCUMENT",
"creationInfo": {
"created": "2022-12-01T11:46:48.063400162Z",
"creators": [
"Tool: syft-v0.60.3",
"Tool: buildkit-1ace2bb",
"Organization: Anchore, Inc"
],
"licenseListVersion": "3.18"
},
"dataLicense": "CC0-1.0",
"documentNamespace": "https://anchore.com/syft/dir/run/src/core-0a4ccc6d-1a72-4c3a-a40e-3df1a2ffca94",
"files": [...],
"spdxVersion": "SPDX-2.2"
}
}$ docker buildx imagetools inspect crazymax/buildkit:attest --format "{{json .}}"
{
"name": "crazymax/buildkit:attest",
"manifest": {
"schemaVersion": 2,
"mediaType": "application/vnd.oci.image.index.v1+json",
"digest": "sha256:7007b387ccd52bd42a050f2e8020e56e64622c9269bf7bbe257b326fe99daf19",
"size": 855,
"manifests": [
{
"mediaType": "application/vnd.oci.image.manifest.v1+json",
"digest": "sha256:fbd10fe50b4b174bb9ea273e2eb9827fa8bf5c88edd8635a93dc83e0d1aecb55",
"size": 673,
"platform": {
"architecture": "amd64",
"os": "linux"
}
},
{
"mediaType": "application/vnd.oci.image.manifest.v1+json",
"digest": "sha256:a9de632c16998489fd63fbca42a03431df00639cfb2ecb8982bf9984b83c5b2b",
"size": 839,
"annotations": {
"vnd.docker.reference.digest": "sha256:fbd10fe50b4b174bb9ea273e2eb9827fa8bf5c88edd8635a93dc83e0d1aecb55",
"vnd.docker.reference.type": "attestation-manifest"
},
"platform": {
"architecture": "unknown",
"os": "unknown"
}
}
]
},
"image": {
"created": "2022-12-01T11:46:47.713777178Z",
"architecture": "amd64",
"os": "linux",
"config": {
"Env": [
"PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
],
"Cmd": [
"/bin/sh"
]
},
"rootfs": {
"type": "layers",
"diff_ids": [
"sha256:ded7a220bb058e28ee3254fbba04ca90b679070424424761a53a043b93b612bf",
"sha256:d85d09ab4b4e921666ccc2db8532e857bf3476b7588e52c9c17741d7af14204f"
]
},
"history": [
{
"created": "2022-11-22T22:19:28.870801855Z",
"created_by": "/bin/sh -c #(nop) ADD file:587cae71969871d3c6456d844a8795df9b64b12c710c275295a1182b46f630e7 in / "
},
{
"created": "2022-11-22T22:19:29.008562326Z",
"created_by": "/bin/sh -c #(nop) CMD [\"/bin/sh\"]",
"empty_layer": true
},
{
"created": "2022-12-01T11:46:47.713777178Z",
"created_by": "RUN /bin/sh -c apk add curl # buildkit",
"comment": "buildkit.dockerfile.v0"
}
]
}
}Multi-platform
Multi-platform images are supported for .Image, .SLSA and .SBOM fields.
If you want to pick up a specific platform, you can specify it using the index
go template function:
$ docker buildx imagetools inspect --format '{{json (index .Image "linux/s390x")}}' moby/buildkit:master
{
"created": "2022-11-30T17:42:26.414957336Z",
"architecture": "s390x",
"os": "linux",
"config": {
"Env": [
"PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
],
"Entrypoint": [
"buildkitd"
],
"Volumes": {
"/var/lib/buildkit": {}
}
},
"rootfs": {
"type": "layers",
"diff_ids": [
"sha256:41048e32d0684349141cf05f629c5fc3c5915d1f3426b66dbb8953a540e01e1e",
"sha256:2651209b9208fff6c053bc3c17353cb07874e50f1a9bc96d6afd03aef63de76a",
"sha256:88577322e65f094ce8ac27435880f1a8a9baadb569258026bb141770451bafcb",
"sha256:de8f9a790e4ed10ff1f1f8ea923c9da4f97246a7e200add2dc6650eba3f10a20"
]
},
"history": [
{
"created": "2021-11-24T20:41:23.709681315Z",
"created_by": "/bin/sh -c #(nop) ADD file:cd24c711a2ef431b3ff94f9a02bfc42f159bc60de1d0eceecafea4e8af02441d in / "
},
{
"created": "2021-11-24T20:41:23.94211262Z",
"created_by": "/bin/sh -c #(nop) CMD [\"/bin/sh\"]",
"empty_layer": true
},
{
"created": "2022-01-26T18:15:21.449825391Z",
"created_by": "RUN /bin/sh -c apk add --no-cache fuse3 git openssh pigz xz \u0026\u0026 ln -s fusermount3 /usr/bin/fusermount # buildkit",
"comment": "buildkit.dockerfile.v0"
},
{
"created": "2022-08-25T00:39:25.652811078Z",
"created_by": "COPY examples/buildctl-daemonless/buildctl-daemonless.sh /usr/bin/ # buildkit",
"comment": "buildkit.dockerfile.v0"
},
{
"created": "2022-11-30T17:42:26.414957336Z",
"created_by": "VOLUME [/var/lib/buildkit]",
"comment": "buildkit.dockerfile.v0",
"empty_layer": true
},
{
"created": "2022-11-30T17:42:26.414957336Z",
"created_by": "COPY / /usr/bin/ # buildkit",
"comment": "buildkit.dockerfile.v0"
},
{
"created": "2022-11-30T17:42:26.414957336Z",
"created_by": "ENTRYPOINT [\"buildkitd\"]",
"comment": "buildkit.dockerfile.v0",
"empty_layer": true
}
]
}Show original JSON manifest (--raw)
Use the --raw option to print the raw JSON manifest.
$ docker buildx imagetools inspect --raw crazymax/loop
{
"mediaType": "application/vnd.docker.distribution.manifest.v2+json",
"schemaVersion": 2,
"config": {
"mediaType": "application/vnd.docker.container.image.v1+json",
"digest": "sha256:a98999183d2c7a8845f6d56496e51099ce6e4359ee7255504174b05430c4b78b",
"size": 2762
},
"layers": [
{
"mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip",
"digest": "sha256:8663204ce13b2961da55026a2034abb9e5afaaccf6a9cfb44ad71406dcd07c7b",
"size": 2818370
},
{
"mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip",
"digest": "sha256:f0868a92f8e1e5018ed4e60eb845ed4ff0e2229897f4105e5a4735c1d6fd874f",
"size": 1821402
},
{
"mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip",
"digest": "sha256:d010066dbdfcf7c12fca30cd4b567aa7218eb6762ab53169d043655b7a8d7f2e",
"size": 404457
}
]
}$ docker buildx imagetools inspect --raw moby/buildkit:master | jq
{
"mediaType": "application/vnd.docker.distribution.manifest.list.v2+json",
"schemaVersion": 2,
"manifests": [
{
"mediaType": "application/vnd.docker.distribution.manifest.v2+json",
"digest": "sha256:f9f41c85124686c2afe330a985066748a91d7a5d505777fe274df804ab5e077e",
"size": 1158,
"platform": {
"architecture": "amd64",
"os": "linux"
}
},
{
"mediaType": "application/vnd.docker.distribution.manifest.v2+json",
"digest": "sha256:82097c2be19c617aafb3c3e43c88548738d4b2bf3db5c36666283a918b390266",
"size": 1158,
"platform": {
"architecture": "arm",
"os": "linux",
"variant": "v7"
}
},
{
"mediaType": "application/vnd.docker.distribution.manifest.v2+json",
"digest": "sha256:b6b91e6c823d7220ded7d3b688e571ba800b13d91bbc904c1d8053593e3ee42c",
"size": 1158,
"platform": {
"architecture": "arm64",
"os": "linux"
}
},
{
"mediaType": "application/vnd.docker.distribution.manifest.v2+json",
"digest": "sha256:797061bcc16778de048b96f769c018ec24da221088050bbe926ea3b8d51d77e8",
"size": 1158,
"platform": {
"architecture": "s390x",
"os": "linux"
}
},
{
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