add provenance and sbom inputs

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>

.github/workflows/ci.yml

@@ -145,3 +145,102 @@ jobs:
         with:
           source: https://github.com/docker/buildx.git#v0.8.2
           targets: update-docs
+
+  provenance:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        attrs:
+          - ''
+          - mode=max
+          - builder-id=foo
+          - false
+          - true
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v3
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+        with:
+          version: ${{ inputs.buildx-version || env.BUILDX_VERSION }}
+          driver-opts: |
+            network=host
+            image=${{ inputs.buildkit-image || env.BUILDKIT_IMAGE }}
+      -
+        name: Build
+        uses: ./
+        with:
+          workdir: ./test/go
+          targets: binary
+          provenance: ${{ matrix.attrs }}
+          set: |
+            *.output=type=oci,dest=/tmp/build.tar
+            *.cache-from=type=gha,scope=provenance
+            *.cache-to=type=gha,scope=provenance,mode=max
+
+  sbom:
+    runs-on: ubuntu-latest
+    env:
+      DESTDIR: /tmp/bake-build
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - target: image
+            output: type=image,name=localhost:5000/name/app:latest,push=true
+          - target: binary
+            output: /tmp/bake-build
+    services:
+      registry:
+        image: registry:2
+        ports:
+          - 5000:5000
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v3
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+        with:
+          version: ${{ inputs.buildx-version || env.BUILDX_VERSION }}
+          driver-opts: |
+            network=host
+            image=${{ inputs.buildkit-image || env.BUILDKIT_IMAGE }}
+      -
+        name: Build
+        uses: ./
+        with:
+          workdir: ./test/go
+          targets: ${{ matrix.target }}
+          sbom: true
+          set: |
+            *.output=${{ matrix.output }}
+            *.cache-from=type=gha,scope=attests-${{ matrix.target }}
+            *.cache-to=type=gha,scope=attests-${{ matrix.target }},mode=max
+      -
+        name: Inspect image
+        if: matrix.target == 'image'
+        run: |
+          docker buildx imagetools inspect localhost:5000/name/app:latest --format '{{json .}}'
+      -
+        name: Check output folder
+        if: matrix.target == 'binary'
+        working-directory: ${{ env.DESTDIR }}
+        run: |
+          tree .
+      -
+        name: Print provenance
+        if: matrix.target == 'binary'
+        working-directory: ${{ env.DESTDIR }}
+        run: |
+          cat provenance.json | jq
+      -
+        name: Print SBOM
+        if: matrix.target == 'binary'
+        working-directory: ${{ env.DESTDIR }}
+        run: |
+          cat sbom.spdx.json | jq

README.md

@@ -80,18 +80,20 @@ Following inputs can be used as `step.with` keys
 > targets: default,release
 > ```
 
-| Name       | Type     | Description                                                                                                                                 |
+| Name         | Type        | Description                                                                                                                                 |
-|------------|----------|---------------------------------------------------------------------------------------------------------------------------------------------|
+|--------------|-------------|---------------------------------------------------------------------------------------------------------------------------------------------|
-| `builder`  | String   | Builder instance (see [setup-buildx](https://github.com/docker/setup-buildx-action) action)                                                 |
+| `builder`    | String      | Builder instance (see [setup-buildx](https://github.com/docker/setup-buildx-action) action)                                                 |
-| `files`    | List/CSV | List of [bake definition files](https://docs.docker.com/build/customize/bake/file-definition/)                                              |
+| `files`      | List/CSV    | List of [bake definition files](https://docs.docker.com/build/customize/bake/file-definition/)                                              |
-| `workdir`  | String   | Working directory of execution                                                                                                              |
+| `workdir`    | String      | Working directory of execution                                                                                                              |
-| `targets`  | List/CSV | List of bake targets (`default` target used if empty)                                                                                       |
+| `targets`    | List/CSV    | List of bake targets (`default` target used if empty)                                                                                       |
-| `no-cache` | Bool     | Do not use cache when building the image (default `false`)                                                                                  |
+| `no-cache`   | Bool        | Do not use cache when building the image (default `false`)                                                                                  |
-| `pull`     | Bool     | Always attempt to pull a newer version of the image (default `false`)                                                                       |
+| `pull`       | Bool        | Always attempt to pull a newer version of the image (default `false`)                                                                       |
-| `load`     | Bool     | Load is a shorthand for `--set=*.output=type=docker` (default `false`)                                                                      |
+| `load`       | Bool        | Load is a shorthand for `--set=*.output=type=docker` (default `false`)                                                                      |
-| `push`     | Bool     | Push is a shorthand for `--set=*.output=type=registry` (default `false`)                                                                    |
+| `provenance` | Bool/String | [Provenance](https://docs.docker.com/build/attestations/provenance/) is a shorthand for `--set=*.attest=type=provenance`                    |
-| `set`      | List     | List of [targets values to override](https://docs.docker.com/engine/reference/commandline/buildx_bake/#set) (eg: `targetpattern.key=value`) |
+| `push`       | Bool        | Push is a shorthand for `--set=*.output=type=registry` (default `false`)                                                                    |
-| `source`   | String   | [Remote bake definition](https://docs.docker.com/build/customize/bake/file-definition/#remote-definition) to build from                     |
+| `sbom`       | Bool/String | [SBOM](https://docs.docker.com/build/attestations/sbom/) is a shorthand for `--set=*.attest=type=sbom`                                      |
+| `set`        | List        | List of [targets values to override](https://docs.docker.com/engine/reference/commandline/buildx_bake/#set) (eg: `targetpattern.key=value`) |
+| `source`     | String      | [Remote bake definition](https://docs.docker.com/build/customize/bake/file-definition/#remote-definition) to build from                     |
 
 ### outputs
 

__mocks__/@actions/github.ts

@@ -0,0 +1,207 @@
+import {jest} from '@jest/globals';
+
+export const context = {
+  repo: {
+    owner: 'docker',
+    repo: 'build-push-action'
+  },
+  ref: 'refs/heads/master',
+  runId: 123456789,
+  payload: {
+    after: '860c1904a1ce19322e91ac35af1ab07466440c37',
+    base_ref: null,
+    before: '5f3331d7f7044c18ca9f12c77d961c4d7cf3276a',
+    commits: [
+      {
+        author: {
+          email: 'crazy-max@users.noreply.github.com',
+          name: 'CrazyMax',
+          username: 'crazy-max'
+        },
+        committer: {
+          email: 'crazy-max@users.noreply.github.com',
+          name: 'CrazyMax',
+          username: 'crazy-max'
+        },
+        distinct: true,
+        id: '860c1904a1ce19322e91ac35af1ab07466440c37',
+        message: 'hello dev',
+        timestamp: '2022-04-19T11:27:24+02:00',
+        tree_id: 'd2c60af597e863787d2d27f569e30495b0b92820',
+        url: 'https://github.com/docker/test-docker-action/commit/860c1904a1ce19322e91ac35af1ab07466440c37'
+      }
+    ],
+    compare: 'https://github.com/docker/test-docker-action/compare/5f3331d7f704...860c1904a1ce',
+    created: false,
+    deleted: false,
+    forced: false,
+    head_commit: {
+      author: {
+        email: 'crazy-max@users.noreply.github.com',
+        name: 'CrazyMax',
+        username: 'crazy-max'
+      },
+      committer: {
+        email: 'crazy-max@users.noreply.github.com',
+        name: 'CrazyMax',
+        username: 'crazy-max'
+      },
+      distinct: true,
+      id: '860c1904a1ce19322e91ac35af1ab07466440c37',
+      message: 'hello dev',
+      timestamp: '2022-04-19T11:27:24+02:00',
+      tree_id: 'd2c60af597e863787d2d27f569e30495b0b92820',
+      url: 'https://github.com/docker/test-docker-action/commit/860c1904a1ce19322e91ac35af1ab07466440c37'
+    },
+    organization: {
+      avatar_url: 'https://avatars.githubusercontent.com/u/5429470?v=4',
+      description: 'Docker helps developers bring their ideas to life by conquering the complexity of app development.',
+      events_url: 'https://api.github.com/orgs/docker/events',
+      hooks_url: 'https://api.github.com/orgs/docker/hooks',
+      id: 5429470,
+      issues_url: 'https://api.github.com/orgs/docker/issues',
+      login: 'docker',
+      members_url: 'https://api.github.com/orgs/docker/members{/member}',
+      node_id: 'MDEyOk9yZ2FuaXphdGlvbjU0Mjk0NzA=',
+      public_members_url: 'https://api.github.com/orgs/docker/public_members{/member}',
+      repos_url: 'https://api.github.com/orgs/docker/repos',
+      url: 'https://api.github.com/orgs/docker'
+    },
+    pusher: {
+      email: 'github@crazymax.dev',
+      name: 'crazy-max'
+    },
+    ref: 'refs/heads/dev',
+    repository: {
+      allow_forking: true,
+      archive_url: 'https://api.github.com/repos/docker/test-docker-action/{archive_format}{/ref}',
+      archived: false,
+      assignees_url: 'https://api.github.com/repos/docker/test-docker-action/assignees{/user}',
+      blobs_url: 'https://api.github.com/repos/docker/test-docker-action/git/blobs{/sha}',
+      branches_url: 'https://api.github.com/repos/docker/test-docker-action/branches{/branch}',
+      clone_url: 'https://github.com/docker/test-docker-action.git',
+      collaborators_url: 'https://api.github.com/repos/docker/test-docker-action/collaborators{/collaborator}',
+      comments_url: 'https://api.github.com/repos/docker/test-docker-action/comments{/number}',
+      commits_url: 'https://api.github.com/repos/docker/test-docker-action/commits{/sha}',
+      compare_url: 'https://api.github.com/repos/docker/test-docker-action/compare/{base}...{head}',
+      contents_url: 'https://api.github.com/repos/docker/test-docker-action/contents/{+path}',
+      contributors_url: 'https://api.github.com/repos/docker/test-docker-action/contributors',
+      created_at: 1596792180,
+      default_branch: 'master',
+      deployments_url: 'https://api.github.com/repos/docker/test-docker-action/deployments',
+      description: 'Test "Docker" Actions',
+      disabled: false,
+      downloads_url: 'https://api.github.com/repos/docker/test-docker-action/downloads',
+      events_url: 'https://api.github.com/repos/docker/test-docker-action/events',
+      fork: false,
+      forks: 1,
+      forks_count: 1,
+      forks_url: 'https://api.github.com/repos/docker/test-docker-action/forks',
+      full_name: 'docker/test-docker-action',
+      git_commits_url: 'https://api.github.com/repos/docker/test-docker-action/git/commits{/sha}',
+      git_refs_url: 'https://api.github.com/repos/docker/test-docker-action/git/refs{/sha}',
+      git_tags_url: 'https://api.github.com/repos/docker/test-docker-action/git/tags{/sha}',
+      git_url: 'git://github.com/docker/test-docker-action.git',
+      has_downloads: true,
+      has_issues: true,
+      has_pages: false,
+      has_projects: true,
+      has_wiki: true,
+      homepage: '',
+      hooks_url: 'https://api.github.com/repos/docker/test-docker-action/hooks',
+      html_url: 'https://github.com/docker/test-docker-action',
+      id: 285789493,
+      is_template: false,
+      issue_comment_url: 'https://api.github.com/repos/docker/test-docker-action/issues/comments{/number}',
+      issue_events_url: 'https://api.github.com/repos/docker/test-docker-action/issues/events{/number}',
+      issues_url: 'https://api.github.com/repos/docker/test-docker-action/issues{/number}',
+      keys_url: 'https://api.github.com/repos/docker/test-docker-action/keys{/key_id}',
+      labels_url: 'https://api.github.com/repos/docker/test-docker-action/labels{/name}',
+      language: 'JavaScript',
+      languages_url: 'https://api.github.com/repos/docker/test-docker-action/languages',
+      license: {
+        key: 'mit',
+        name: 'MIT License',
+        node_id: 'MDc6TGljZW5zZTEz',
+        spdx_id: 'MIT',
+        url: 'https://api.github.com/licenses/mit'
+      },
+      master_branch: 'master',
+      merges_url: 'https://api.github.com/repos/docker/test-docker-action/merges',
+      milestones_url: 'https://api.github.com/repos/docker/test-docker-action/milestones{/number}',
+      mirror_url: null,
+      name: 'test-docker-action',
+      node_id: 'MDEwOlJlcG9zaXRvcnkyODU3ODk0OTM=',
+      notifications_url: 'https://api.github.com/repos/docker/test-docker-action/notifications{?since,all,participating}',
+      open_issues: 6,
+      open_issues_count: 6,
+      organization: 'docker',
+      owner: {
+        avatar_url: 'https://avatars.githubusercontent.com/u/5429470?v=4',
+        email: 'info@docker.com',
+        events_url: 'https://api.github.com/users/docker/events{/privacy}',
+        followers_url: 'https://api.github.com/users/docker/followers',
+        following_url: 'https://api.github.com/users/docker/following{/other_user}',
+        gists_url: 'https://api.github.com/users/docker/gists{/gist_id}',
+        gravatar_id: '',
+        html_url: 'https://github.com/docker',
+        id: 5429470,
+        login: 'docker',
+        name: 'docker',
+        node_id: 'MDEyOk9yZ2FuaXphdGlvbjU0Mjk0NzA=',
+        organizations_url: 'https://api.github.com/users/docker/orgs',
+        received_events_url: 'https://api.github.com/users/docker/received_events',
+        repos_url: 'https://api.github.com/users/docker/repos',
+        site_admin: false,
+        starred_url: 'https://api.github.com/users/docker/starred{/owner}{/repo}',
+        subscriptions_url: 'https://api.github.com/users/docker/subscriptions',
+        type: 'Organization',
+        url: 'https://api.github.com/users/docker'
+      },
+      private: true,
+      pulls_url: 'https://api.github.com/repos/docker/test-docker-action/pulls{/number}',
+      pushed_at: 1650360446,
+      releases_url: 'https://api.github.com/repos/docker/test-docker-action/releases{/id}',
+      size: 796,
+      ssh_url: 'git@github.com:docker/test-docker-action.git',
+      stargazers: 0,
+      stargazers_count: 0,
+      stargazers_url: 'https://api.github.com/repos/docker/test-docker-action/stargazers',
+      statuses_url: 'https://api.github.com/repos/docker/test-docker-action/statuses/{sha}',
+      subscribers_url: 'https://api.github.com/repos/docker/test-docker-action/subscribers',
+      subscription_url: 'https://api.github.com/repos/docker/test-docker-action/subscription',
+      svn_url: 'https://github.com/docker/test-docker-action',
+      tags_url: 'https://api.github.com/repos/docker/test-docker-action/tags',
+      teams_url: 'https://api.github.com/repos/docker/test-docker-action/teams',
+      topics: [],
+      trees_url: 'https://api.github.com/repos/docker/test-docker-action/git/trees{/sha}',
+      updated_at: '2022-04-19T09:05:09Z',
+      url: 'https://github.com/docker/test-docker-action',
+      visibility: 'private',
+      watchers: 0,
+      watchers_count: 0
+    },
+    sender: {
+      avatar_url: 'https://avatars.githubusercontent.com/u/1951866?v=4',
+      events_url: 'https://api.github.com/users/crazy-max/events{/privacy}',
+      followers_url: 'https://api.github.com/users/crazy-max/followers',
+      following_url: 'https://api.github.com/users/crazy-max/following{/other_user}',
+      gists_url: 'https://api.github.com/users/crazy-max/gists{/gist_id}',
+      gravatar_id: '',
+      html_url: 'https://github.com/crazy-max',
+      id: 1951866,
+      login: 'crazy-max',
+      node_id: 'MDQ6VXNlcjE5NTE4NjY=',
+      organizations_url: 'https://api.github.com/users/crazy-max/orgs',
+      received_events_url: 'https://api.github.com/users/crazy-max/received_events',
+      repos_url: 'https://api.github.com/users/crazy-max/repos',
+      site_admin: false,
+      starred_url: 'https://api.github.com/users/crazy-max/starred{/owner}{/repo}',
+      subscriptions_url: 'https://api.github.com/users/crazy-max/subscriptions',
+      type: 'User',
+      url: 'https://api.github.com/users/crazy-max'
+    }
+  }
+};
+
+export const getOctokit = jest.fn();

__tests__/context.test.ts

@@ -1,16 +1,27 @@
 import {beforeEach, describe, expect, jest, test} from '@jest/globals';
 import * as fs from 'fs';
 import * as path from 'path';
+import {Bake} from '@docker/actions-toolkit/lib/buildx/bake';
+import {Builder} from '@docker/actions-toolkit/lib/buildx/builder';
 import {Buildx} from '@docker/actions-toolkit/lib/buildx/buildx';
 import {Context} from '@docker/actions-toolkit/lib/context';
 import {Docker} from '@docker/actions-toolkit/lib/docker/docker';
+import {GitHub} from '@docker/actions-toolkit/lib/github';
 import {Toolkit} from '@docker/actions-toolkit/lib/toolkit';
+import {BakeDefinition} from '@docker/actions-toolkit/lib/types/bake';
+import {BuilderInfo} from '@docker/actions-toolkit/lib/types/builder';
+import {GitHubRepo} from '@docker/actions-toolkit/lib/types/github';
 
 import * as context from '../src/context';
 
 const tmpDir = path.join('/tmp', '.docker-bake-action-jest');
 const tmpName = path.join(tmpDir, '.tmpname-jest');
 
+import repoFixture from './fixtures/github-repo.json';
+jest.spyOn(GitHub.prototype, 'repoData').mockImplementation((): Promise<GitHubRepo> => {
+  return <Promise<GitHubRepo>>(repoFixture as unknown);
+});
+
 jest.spyOn(Context, 'tmpDir').mockImplementation((): string => {
   if (!fs.existsSync(tmpDir)) {
     fs.mkdirSync(tmpDir, {recursive: true});
@@ -26,6 +37,83 @@ jest.spyOn(Docker, 'isAvailable').mockImplementation(async (): Promise<boolean>
   return true;
 });
 
+jest.spyOn(Builder.prototype, 'inspect').mockImplementation(async (): Promise<BuilderInfo> => {
+  return {
+    name: 'builder2',
+    driver: 'docker-container',
+    lastActivity: new Date('2023-01-16 09:45:23 +0000 UTC'),
+    nodes: [
+      {
+        buildkit: 'v0.11.0',
+        'buildkitd-flags': '--debug --allow-insecure-entitlement security.insecure --allow-insecure-entitlement network.host',
+        'driver-opts': ['BUILDKIT_STEP_LOG_MAX_SIZE=10485760', 'BUILDKIT_STEP_LOG_MAX_SPEED=10485760', 'JAEGER_TRACE=localhost:6831', 'image=moby/buildkit:latest', 'network=host'],
+        endpoint: 'unix:///var/run/docker.sock',
+        name: 'builder20',
+        platforms: 'linux/amd64,linux/amd64/v2,linux/amd64/v3,linux/arm64,linux/riscv64,linux/ppc64le,linux/s390x,linux/386,linux/mips64le,linux/mips64,linux/arm/v7,linux/arm/v6',
+        status: 'running'
+      }
+    ]
+  };
+});
+
+jest.spyOn(Bake.prototype, 'parseDefinitions').mockImplementation(async (files: Array<string>, targets: Array<string>): Promise<BakeDefinition> => {
+  return JSON.parse(`{
+    "group": {
+      "default": {
+        "targets": [
+          "validate"
+        ]
+      },
+      "validate": {
+        "targets": [
+          "lint",
+          "validate-vendor",
+          "validate-docs"
+        ]
+      }
+    },
+    "target": {
+      "lint": {
+        "context": ".",
+        "dockerfile": "./hack/dockerfiles/lint.Dockerfile",
+        "args": {
+          "BUILDKIT_CONTEXT_KEEP_GIT_DIR": "1",
+          "GO_VERSION": "1.20"
+        },
+        "output": [
+          "type=cacheonly"
+        ]
+      },
+      "validate-docs": {
+        "context": ".",
+        "dockerfile": "./hack/dockerfiles/docs.Dockerfile",
+        "args": {
+          "BUILDKIT_CONTEXT_KEEP_GIT_DIR": "1",
+          "BUILDX_EXPERIMENTAL": "1",
+          "FORMATS": "md",
+          "GO_VERSION": "1.20"
+        },
+        "target": "validate",
+        "output": [
+          "type=cacheonly"
+        ]
+      },
+      "validate-vendor": {
+        "context": ".",
+        "dockerfile": "./hack/dockerfiles/vendor.Dockerfile",
+        "args": {
+          "BUILDKIT_CONTEXT_KEEP_GIT_DIR": "1",
+          "GO_VERSION": "1.20"
+        },
+        "target": "validate",
+        "output": [
+          "type=cacheonly"
+        ]
+      }
+    }
+  }`) as BakeDefinition;
+});
+
 describe('getArgs', () => {
   beforeEach(() => {
     process.env = Object.keys(process.env).reduce((object, key) => {
@@ -98,6 +186,85 @@ describe('getArgs', () => {
         '--metadata-file', path.join(tmpDir, 'metadata-file')
       ]
     ],
+    [
+      4,
+      '0.10.0',
+      new Map<string, string>([
+        ['load', 'false'],
+        ['no-cache', 'false'],
+        ['push', 'false'],
+        ['pull', 'false'],
+      ]),
+      [
+        'bake',
+        '--metadata-file', path.join(tmpDir, 'metadata-file'),
+        "--provenance", `mode=min,inline-only=true,builder-id=https://github.com/docker/build-push-action/actions/runs/123456789`,
+      ]
+    ],
+    [
+      5,
+      '0.10.0',
+      new Map<string, string>([
+        ['load', 'false'],
+        ['no-cache', 'false'],
+        ['push', 'false'],
+        ['pull', 'false'],
+        ['provenance', 'true'],
+      ]),
+      [
+        'bake',
+        '--metadata-file', path.join(tmpDir, 'metadata-file'),
+        "--provenance", `builder-id=https://github.com/docker/build-push-action/actions/runs/123456789`
+      ]
+    ],
+    [
+      6,
+      '0.10.0',
+      new Map<string, string>([
+        ['load', 'false'],
+        ['no-cache', 'false'],
+        ['push', 'false'],
+        ['pull', 'false'],
+        ['provenance', 'mode=max'],
+      ]),
+      [
+        'bake',
+        '--metadata-file', path.join(tmpDir, 'metadata-file'),
+        "--provenance", `mode=max,builder-id=https://github.com/docker/build-push-action/actions/runs/123456789`
+      ]
+    ],
+    [
+      7,
+      '0.10.0',
+      new Map<string, string>([
+        ['load', 'false'],
+        ['no-cache', 'false'],
+        ['push', 'false'],
+        ['pull', 'false'],
+        ['provenance', 'false'],
+      ]),
+      [
+        'bake',
+        '--metadata-file', path.join(tmpDir, 'metadata-file'),
+        "--provenance", 'false'
+      ]
+    ],
+    [
+      8,
+      '0.10.0',
+      new Map<string, string>([
+        ['load', 'false'],
+        ['no-cache', 'false'],
+        ['push', 'false'],
+        ['pull', 'false'],
+        ['provenance', 'builder-id=foo'],
+      ]),
+      [
+        'bake',
+        '--metadata-file', path.join(tmpDir, 'metadata-file'),
+        "--provenance", 'builder-id=foo'
+      ]
+    ],
   ])(
     '[%d] given %p with %p as inputs, returns %p',
     async (num: number, buildxVersion: string, inputs: Map<string, string>, expected: Array<string>) => {

__tests__/fixtures/github-repo.json

@@ -0,0 +1,362 @@
+{
+  "id": 1296269,
+  "node_id": "MDEwOlJlcG9zaXRvcnkxMjk2MjY5",
+  "name": "Hello-World",
+  "full_name": "octocat/Hello-World",
+  "owner": {
+    "login": "octocat",
+    "id": 1,
+    "node_id": "MDQ6VXNlcjE=",
+    "avatar_url": "https://github.com/images/error/octocat_happy.gif",
+    "gravatar_id": "",
+    "url": "https://api.github.com/users/octocat",
+    "html_url": "https://github.com/octocat",
+    "followers_url": "https://api.github.com/users/octocat/followers",
+    "following_url": "https://api.github.com/users/octocat/following{/other_user}",
+    "gists_url": "https://api.github.com/users/octocat/gists{/gist_id}",
+    "starred_url": "https://api.github.com/users/octocat/starred{/owner}{/repo}",
+    "subscriptions_url": "https://api.github.com/users/octocat/subscriptions",
+    "organizations_url": "https://api.github.com/users/octocat/orgs",
+    "repos_url": "https://api.github.com/users/octocat/repos",
+    "events_url": "https://api.github.com/users/octocat/events{/privacy}",
+    "received_events_url": "https://api.github.com/users/octocat/received_events",
+    "type": "User",
+    "site_admin": false
+  },
+  "private": false,
+  "html_url": "https://github.com/octocat/Hello-World",
+  "description": "This your first repo!",
+  "fork": false,
+  "url": "https://api.github.com/repos/octocat/Hello-World",
+  "archive_url": "http://api.github.com/repos/octocat/Hello-World/{archive_format}{/ref}",
+  "assignees_url": "http://api.github.com/repos/octocat/Hello-World/assignees{/user}",
+  "blobs_url": "http://api.github.com/repos/octocat/Hello-World/git/blobs{/sha}",
+  "branches_url": "http://api.github.com/repos/octocat/Hello-World/branches{/branch}",
+  "collaborators_url": "http://api.github.com/repos/octocat/Hello-World/collaborators{/collaborator}",
+  "comments_url": "http://api.github.com/repos/octocat/Hello-World/comments{/number}",
+  "commits_url": "http://api.github.com/repos/octocat/Hello-World/commits{/sha}",
+  "compare_url": "http://api.github.com/repos/octocat/Hello-World/compare/{base}...{head}",
+  "contents_url": "http://api.github.com/repos/octocat/Hello-World/contents/{+path}",
+  "contributors_url": "http://api.github.com/repos/octocat/Hello-World/contributors",
+  "deployments_url": "http://api.github.com/repos/octocat/Hello-World/deployments",
+  "downloads_url": "http://api.github.com/repos/octocat/Hello-World/downloads",
+  "events_url": "http://api.github.com/repos/octocat/Hello-World/events",
+  "forks_url": "http://api.github.com/repos/octocat/Hello-World/forks",
+  "git_commits_url": "http://api.github.com/repos/octocat/Hello-World/git/commits{/sha}",
+  "git_refs_url": "http://api.github.com/repos/octocat/Hello-World/git/refs{/sha}",
+  "git_tags_url": "http://api.github.com/repos/octocat/Hello-World/git/tags{/sha}",
+  "git_url": "git:github.com/octocat/Hello-World.git",
+  "issue_comment_url": "http://api.github.com/repos/octocat/Hello-World/issues/comments{/number}",
+  "issue_events_url": "http://api.github.com/repos/octocat/Hello-World/issues/events{/number}",
+  "issues_url": "http://api.github.com/repos/octocat/Hello-World/issues{/number}",
+  "keys_url": "http://api.github.com/repos/octocat/Hello-World/keys{/key_id}",
+  "labels_url": "http://api.github.com/repos/octocat/Hello-World/labels{/name}",
+  "languages_url": "http://api.github.com/repos/octocat/Hello-World/languages",
+  "merges_url": "http://api.github.com/repos/octocat/Hello-World/merges",
+  "milestones_url": "http://api.github.com/repos/octocat/Hello-World/milestones{/number}",
+  "notifications_url": "http://api.github.com/repos/octocat/Hello-World/notifications{?since,all,participating}",
+  "pulls_url": "http://api.github.com/repos/octocat/Hello-World/pulls{/number}",
+  "releases_url": "http://api.github.com/repos/octocat/Hello-World/releases{/id}",
+  "ssh_url": "git@github.com:octocat/Hello-World.git",
+  "stargazers_url": "http://api.github.com/repos/octocat/Hello-World/stargazers",
+  "statuses_url": "http://api.github.com/repos/octocat/Hello-World/statuses/{sha}",
+  "subscribers_url": "http://api.github.com/repos/octocat/Hello-World/subscribers",
+  "subscription_url": "http://api.github.com/repos/octocat/Hello-World/subscription",
+  "tags_url": "http://api.github.com/repos/octocat/Hello-World/tags",
+  "teams_url": "http://api.github.com/repos/octocat/Hello-World/teams",
+  "trees_url": "http://api.github.com/repos/octocat/Hello-World/git/trees{/sha}",
+  "clone_url": "https://github.com/octocat/Hello-World.git",
+  "mirror_url": "git:git.example.com/octocat/Hello-World",
+  "hooks_url": "http://api.github.com/repos/octocat/Hello-World/hooks",
+  "svn_url": "https://svn.github.com/octocat/Hello-World",
+  "homepage": "https://github.com",
+  "language": null,
+  "forks_count": 9,
+  "stargazers_count": 80,
+  "watchers_count": 80,
+  "size": 108,
+  "default_branch": "master",
+  "open_issues_count": 0,
+  "is_template": true,
+  "topics": [
+    "octocat",
+    "atom",
+    "electron",
+    "api"
+  ],
+  "has_issues": true,
+  "has_projects": true,
+  "has_wiki": true,
+  "has_pages": false,
+  "has_downloads": true,
+  "archived": false,
+  "disabled": false,
+  "visibility": "public",
+  "pushed_at": "2011-01-26T19:06:43Z",
+  "created_at": "2011-01-26T19:01:12Z",
+  "updated_at": "2011-01-26T19:14:43Z",
+  "permissions": {
+    "pull": true,
+    "triage": true,
+    "push": false,
+    "maintain": false,
+    "admin": false
+  },
+  "allow_rebase_merge": true,
+  "template_repository": null,
+  "temp_clone_token": "ABTLWHOULUVAXGTRYU7OC2876QJ2O",
+  "allow_squash_merge": true,
+  "delete_branch_on_merge": true,
+  "allow_merge_commit": true,
+  "subscribers_count": 42,
+  "network_count": 0,
+  "license": {
+    "key": "mit",
+    "name": "MIT License",
+    "spdx_id": "MIT",
+    "url": "https://api.github.com/licenses/mit",
+    "node_id": "MDc6TGljZW5zZW1pdA=="
+  },
+  "organization": {
+    "login": "octocat",
+    "id": 1,
+    "node_id": "MDQ6VXNlcjE=",
+    "avatar_url": "https://github.com/images/error/octocat_happy.gif",
+    "gravatar_id": "",
+    "url": "https://api.github.com/users/octocat",
+    "html_url": "https://github.com/octocat",
+    "followers_url": "https://api.github.com/users/octocat/followers",
+    "following_url": "https://api.github.com/users/octocat/following{/other_user}",
+    "gists_url": "https://api.github.com/users/octocat/gists{/gist_id}",
+    "starred_url": "https://api.github.com/users/octocat/starred{/owner}{/repo}",
+    "subscriptions_url": "https://api.github.com/users/octocat/subscriptions",
+    "organizations_url": "https://api.github.com/users/octocat/orgs",
+    "repos_url": "https://api.github.com/users/octocat/repos",
+    "events_url": "https://api.github.com/users/octocat/events{/privacy}",
+    "received_events_url": "https://api.github.com/users/octocat/received_events",
+    "type": "Organization",
+    "site_admin": false
+  },
+  "parent": {
+    "id": 1296269,
+    "node_id": "MDEwOlJlcG9zaXRvcnkxMjk2MjY5",
+    "name": "Hello-World",
+    "full_name": "octocat/Hello-World",
+    "owner": {
+      "login": "octocat",
+      "id": 1,
+      "node_id": "MDQ6VXNlcjE=",
+      "avatar_url": "https://github.com/images/error/octocat_happy.gif",
+      "gravatar_id": "",
+      "url": "https://api.github.com/users/octocat",
+      "html_url": "https://github.com/octocat",
+      "followers_url": "https://api.github.com/users/octocat/followers",
+      "following_url": "https://api.github.com/users/octocat/following{/other_user}",
+      "gists_url": "https://api.github.com/users/octocat/gists{/gist_id}",
+      "starred_url": "https://api.github.com/users/octocat/starred{/owner}{/repo}",
+      "subscriptions_url": "https://api.github.com/users/octocat/subscriptions",
+      "organizations_url": "https://api.github.com/users/octocat/orgs",
+      "repos_url": "https://api.github.com/users/octocat/repos",
+      "events_url": "https://api.github.com/users/octocat/events{/privacy}",
+      "received_events_url": "https://api.github.com/users/octocat/received_events",
+      "type": "User",
+      "site_admin": false
+    },
+    "private": false,
+    "html_url": "https://github.com/octocat/Hello-World",
+    "description": "This your first repo!",
+    "fork": false,
+    "url": "https://api.github.com/repos/octocat/Hello-World",
+    "archive_url": "http://api.github.com/repos/octocat/Hello-World/{archive_format}{/ref}",
+    "assignees_url": "http://api.github.com/repos/octocat/Hello-World/assignees{/user}",
+    "blobs_url": "http://api.github.com/repos/octocat/Hello-World/git/blobs{/sha}",
+    "branches_url": "http://api.github.com/repos/octocat/Hello-World/branches{/branch}",
+    "collaborators_url": "http://api.github.com/repos/octocat/Hello-World/collaborators{/collaborator}",
+    "comments_url": "http://api.github.com/repos/octocat/Hello-World/comments{/number}",
+    "commits_url": "http://api.github.com/repos/octocat/Hello-World/commits{/sha}",
+    "compare_url": "http://api.github.com/repos/octocat/Hello-World/compare/{base}...{head}",
+    "contents_url": "http://api.github.com/repos/octocat/Hello-World/contents/{+path}",
+    "contributors_url": "http://api.github.com/repos/octocat/Hello-World/contributors",
+    "deployments_url": "http://api.github.com/repos/octocat/Hello-World/deployments",
+    "downloads_url": "http://api.github.com/repos/octocat/Hello-World/downloads",
+    "events_url": "http://api.github.com/repos/octocat/Hello-World/events",
+    "forks_url": "http://api.github.com/repos/octocat/Hello-World/forks",
+    "git_commits_url": "http://api.github.com/repos/octocat/Hello-World/git/commits{/sha}",
+    "git_refs_url": "http://api.github.com/repos/octocat/Hello-World/git/refs{/sha}",
+    "git_tags_url": "http://api.github.com/repos/octocat/Hello-World/git/tags{/sha}",
+    "git_url": "git:github.com/octocat/Hello-World.git",
+    "issue_comment_url": "http://api.github.com/repos/octocat/Hello-World/issues/comments{/number}",
+    "issue_events_url": "http://api.github.com/repos/octocat/Hello-World/issues/events{/number}",
+    "issues_url": "http://api.github.com/repos/octocat/Hello-World/issues{/number}",
+    "keys_url": "http://api.github.com/repos/octocat/Hello-World/keys{/key_id}",
+    "labels_url": "http://api.github.com/repos/octocat/Hello-World/labels{/name}",
+    "languages_url": "http://api.github.com/repos/octocat/Hello-World/languages",
+    "merges_url": "http://api.github.com/repos/octocat/Hello-World/merges",
+    "milestones_url": "http://api.github.com/repos/octocat/Hello-World/milestones{/number}",
+    "notifications_url": "http://api.github.com/repos/octocat/Hello-World/notifications{?since,all,participating}",
+    "pulls_url": "http://api.github.com/repos/octocat/Hello-World/pulls{/number}",
+    "releases_url": "http://api.github.com/repos/octocat/Hello-World/releases{/id}",
+    "ssh_url": "git@github.com:octocat/Hello-World.git",
+    "stargazers_url": "http://api.github.com/repos/octocat/Hello-World/stargazers",
+    "statuses_url": "http://api.github.com/repos/octocat/Hello-World/statuses/{sha}",
+    "subscribers_url": "http://api.github.com/repos/octocat/Hello-World/subscribers",
+    "subscription_url": "http://api.github.com/repos/octocat/Hello-World/subscription",
+    "tags_url": "http://api.github.com/repos/octocat/Hello-World/tags",
+    "teams_url": "http://api.github.com/repos/octocat/Hello-World/teams",
+    "trees_url": "http://api.github.com/repos/octocat/Hello-World/git/trees{/sha}",
+    "clone_url": "https://github.com/octocat/Hello-World.git",
+    "mirror_url": "git:git.example.com/octocat/Hello-World",
+    "hooks_url": "http://api.github.com/repos/octocat/Hello-World/hooks",
+    "svn_url": "https://svn.github.com/octocat/Hello-World",
+    "homepage": "https://github.com",
+    "language": null,
+    "forks_count": 9,
+    "stargazers_count": 80,
+    "watchers_count": 80,
+    "size": 108,
+    "default_branch": "master",
+    "open_issues_count": 0,
+    "is_template": true,
+    "topics": [
+      "octocat",
+      "atom",
+      "electron",
+      "api"
+    ],
+    "has_issues": true,
+    "has_projects": true,
+    "has_wiki": true,
+    "has_pages": false,
+    "has_downloads": true,
+    "archived": false,
+    "disabled": false,
+    "visibility": "public",
+    "pushed_at": "2011-01-26T19:06:43Z",
+    "created_at": "2011-01-26T19:01:12Z",
+    "updated_at": "2011-01-26T19:14:43Z",
+    "permissions": {
+      "admin": false,
+      "push": false,
+      "pull": true
+    },
+    "allow_rebase_merge": true,
+    "template_repository": null,
+    "temp_clone_token": "ABTLWHOULUVAXGTRYU7OC2876QJ2O",
+    "allow_squash_merge": true,
+    "delete_branch_on_merge": true,
+    "allow_merge_commit": true,
+    "subscribers_count": 42,
+    "network_count": 0
+  },
+  "source": {
+    "id": 1296269,
+    "node_id": "MDEwOlJlcG9zaXRvcnkxMjk2MjY5",
+    "name": "Hello-World",
+    "full_name": "octocat/Hello-World",
+    "owner": {
+      "login": "octocat",
+      "id": 1,
+      "node_id": "MDQ6VXNlcjE=",
+      "avatar_url": "https://github.com/images/error/octocat_happy.gif",
+      "gravatar_id": "",
+      "url": "https://api.github.com/users/octocat",
+      "html_url": "https://github.com/octocat",
+      "followers_url": "https://api.github.com/users/octocat/followers",
+      "following_url": "https://api.github.com/users/octocat/following{/other_user}",
+      "gists_url": "https://api.github.com/users/octocat/gists{/gist_id}",
+      "starred_url": "https://api.github.com/users/octocat/starred{/owner}{/repo}",
+      "subscriptions_url": "https://api.github.com/users/octocat/subscriptions",
+      "organizations_url": "https://api.github.com/users/octocat/orgs",
+      "repos_url": "https://api.github.com/users/octocat/repos",
+      "events_url": "https://api.github.com/users/octocat/events{/privacy}",
+      "received_events_url": "https://api.github.com/users/octocat/received_events",
+      "type": "User",
+      "site_admin": false
+    },
+    "private": false,
+    "html_url": "https://github.com/octocat/Hello-World",
+    "description": "This your first repo!",
+    "fork": false,
+    "url": "https://api.github.com/repos/octocat/Hello-World",
+    "archive_url": "http://api.github.com/repos/octocat/Hello-World/{archive_format}{/ref}",
+    "assignees_url": "http://api.github.com/repos/octocat/Hello-World/assignees{/user}",
+    "blobs_url": "http://api.github.com/repos/octocat/Hello-World/git/blobs{/sha}",
+    "branches_url": "http://api.github.com/repos/octocat/Hello-World/branches{/branch}",
+    "collaborators_url": "http://api.github.com/repos/octocat/Hello-World/collaborators{/collaborator}",
+    "comments_url": "http://api.github.com/repos/octocat/Hello-World/comments{/number}",
+    "commits_url": "http://api.github.com/repos/octocat/Hello-World/commits{/sha}",
+    "compare_url": "http://api.github.com/repos/octocat/Hello-World/compare/{base}...{head}",
+    "contents_url": "http://api.github.com/repos/octocat/Hello-World/contents/{+path}",
+    "contributors_url": "http://api.github.com/repos/octocat/Hello-World/contributors",
+    "deployments_url": "http://api.github.com/repos/octocat/Hello-World/deployments",
+    "downloads_url": "http://api.github.com/repos/octocat/Hello-World/downloads",
+    "events_url": "http://api.github.com/repos/octocat/Hello-World/events",
+    "forks_url": "http://api.github.com/repos/octocat/Hello-World/forks",
+    "git_commits_url": "http://api.github.com/repos/octocat/Hello-World/git/commits{/sha}",
+    "git_refs_url": "http://api.github.com/repos/octocat/Hello-World/git/refs{/sha}",
+    "git_tags_url": "http://api.github.com/repos/octocat/Hello-World/git/tags{/sha}",
+    "git_url": "git:github.com/octocat/Hello-World.git",
+    "issue_comment_url": "http://api.github.com/repos/octocat/Hello-World/issues/comments{/number}",
+    "issue_events_url": "http://api.github.com/repos/octocat/Hello-World/issues/events{/number}",
+    "issues_url": "http://api.github.com/repos/octocat/Hello-World/issues{/number}",
+    "keys_url": "http://api.github.com/repos/octocat/Hello-World/keys{/key_id}",
+    "labels_url": "http://api.github.com/repos/octocat/Hello-World/labels{/name}",
+    "languages_url": "http://api.github.com/repos/octocat/Hello-World/languages",
+    "merges_url": "http://api.github.com/repos/octocat/Hello-World/merges",
+    "milestones_url": "http://api.github.com/repos/octocat/Hello-World/milestones{/number}",
+    "notifications_url": "http://api.github.com/repos/octocat/Hello-World/notifications{?since,all,participating}",
+    "pulls_url": "http://api.github.com/repos/octocat/Hello-World/pulls{/number}",
+    "releases_url": "http://api.github.com/repos/octocat/Hello-World/releases{/id}",
+    "ssh_url": "git@github.com:octocat/Hello-World.git",
+    "stargazers_url": "http://api.github.com/repos/octocat/Hello-World/stargazers",
+    "statuses_url": "http://api.github.com/repos/octocat/Hello-World/statuses/{sha}",
+    "subscribers_url": "http://api.github.com/repos/octocat/Hello-World/subscribers",
+    "subscription_url": "http://api.github.com/repos/octocat/Hello-World/subscription",
+    "tags_url": "http://api.github.com/repos/octocat/Hello-World/tags",
+    "teams_url": "http://api.github.com/repos/octocat/Hello-World/teams",
+    "trees_url": "http://api.github.com/repos/octocat/Hello-World/git/trees{/sha}",
+    "clone_url": "https://github.com/octocat/Hello-World.git",
+    "mirror_url": "git:git.example.com/octocat/Hello-World",
+    "hooks_url": "http://api.github.com/repos/octocat/Hello-World/hooks",
+    "svn_url": "https://svn.github.com/octocat/Hello-World",
+    "homepage": "https://github.com",
+    "language": null,
+    "forks_count": 9,
+    "stargazers_count": 80,
+    "watchers_count": 80,
+    "size": 108,
+    "default_branch": "master",
+    "open_issues_count": 0,
+    "is_template": true,
+    "topics": [
+      "octocat",
+      "atom",
+      "electron",
+      "api"
+    ],
+    "has_issues": true,
+    "has_projects": true,
+    "has_wiki": true,
+    "has_pages": false,
+    "has_downloads": true,
+    "archived": false,
+    "disabled": false,
+    "visibility": "public",
+    "pushed_at": "2011-01-26T19:06:43Z",
+    "created_at": "2011-01-26T19:01:12Z",
+    "updated_at": "2011-01-26T19:14:43Z",
+    "permissions": {
+      "admin": false,
+      "push": false,
+      "pull": true
+    },
+    "allow_rebase_merge": true,
+    "template_repository": null,
+    "temp_clone_token": "ABTLWHOULUVAXGTRYU7OC2876QJ2O",
+    "allow_squash_merge": true,
+    "delete_branch_on_merge": true,
+    "allow_merge_commit": true,
+    "subscribers_count": 42,
+    "network_count": 0
+  }
+}

action.yml

@@ -32,10 +32,16 @@ inputs:
     description: "Load is a shorthand for --set=*.output=type=docker"
     required: false
     default: 'false'
+  provenance:
+    description: "Provenance is a shorthand for --set=*.attest=type=provenance"
+    required: false
   push:
     description: "Push is a shorthand for --set=*.output=type=registry"
     required: false
     default: 'false'
+  sbom:
+    description: "SBOM is a shorthand for --set=*.attest=type=sbom"
+    required: false
   set:
     description: "List of targets values to override (eg. targetpattern.key=value)"
     required: false

src/context.ts

@@ -1,5 +1,7 @@
 import * as core from '@actions/core';
+import {Bake} from '@docker/actions-toolkit/lib/buildx/bake';
 import {Inputs as BuildxInputs} from '@docker/actions-toolkit/lib/buildx/inputs';
+import {GitHub} from '@docker/actions-toolkit/lib/github';
 import {Toolkit} from '@docker/actions-toolkit/lib/toolkit';
 import {Util} from '@docker/actions-toolkit/lib/util';
 
@@ -11,7 +13,9 @@ export interface Inputs {
   noCache: boolean;
   pull: boolean;
   load: boolean;
+  provenance: string;
   push: boolean;
+  sbom: string;
   set: string[];
   source: string;
 }
@@ -25,7 +29,9 @@ export async function getInputs(): Promise<Inputs> {
     noCache: core.getBooleanInput('no-cache'),
     pull: core.getBooleanInput('pull'),
     load: core.getBooleanInput('load'),
+    provenance: BuildxInputs.getProvenanceInput('provenance'),
     push: core.getBooleanInput('push'),
+    sbom: core.getInput('sbom'),
     set: Util.getInputList('set', {ignoreComma: true}),
     source: core.getInput('source')
   };
@@ -54,6 +60,27 @@ async function getBakeArgs(inputs: Inputs, toolkit: Toolkit): Promise<Array<stri
   if (await toolkit.buildx.versionSatisfies('>=0.6.0')) {
     args.push('--metadata-file', BuildxInputs.getBuildMetadataFilePath());
   }
+  if (await toolkit.buildx.versionSatisfies('>=0.10.0')) {
+    const bakedef = await toolkit.bake.parseDefinitions([...inputs.files, inputs.source], inputs.targets, inputs.workdir);
+    if (inputs.provenance) {
+      args.push('--provenance', inputs.provenance);
+    } else if ((await toolkit.buildkit.versionSatisfies(inputs.builder, '>=0.11.0')) && !Bake.hasDockerExporter(bakedef, inputs.load)) {
+      // if provenance not specified and BuildKit version compatible for
+      // attestation, set default provenance. Also needs to make sure user
+      // doesn't want to explicitly load the image to docker.
+      if (GitHub.context.payload.repository?.private ?? false) {
+        // if this is a private repository, we set the default provenance
+        // attributes being set in buildx: https://github.com/docker/buildx/blob/fb27e3f919dcbf614d7126b10c2bc2d0b1927eb6/build/build.go#L603
+        args.push('--provenance', BuildxInputs.resolveProvenanceAttrs(`mode=min,inline-only=true`));
+      } else {
+        // for a public repository, we set max provenance mode.
+        args.push('--provenance', BuildxInputs.resolveProvenanceAttrs(`mode=max`));
+      }
+    }
+    if (inputs.sbom) {
+      args.push('--sbom', inputs.sbom);
+    }
+  }
   return args;
 }