build/bake: support GCP WIF registry identities

.github/workflows/.test-bake.yml

@@ -16,12 +16,14 @@ on:
     paths:
       - '.github/workflows/.test-bake.yml'
       - '.github/workflows/bake.yml'
+      - '.github/workflows/setup-registry-identities.yml'
       - '.github/workflows/verify.yml'
       - 'test/**'
   pull_request:
     paths:
       - '.github/workflows/.test-bake.yml'
       - '.github/workflows/bake.yml'
+      - '.github/workflows/setup-registry-identities.yml'
       - '.github/workflows/verify.yml'
       - 'test/**'
 
@@ -79,6 +81,54 @@ jobs:
             const builderOutputs = JSON.parse(core.getInput('builder-outputs'));
             core.info(JSON.stringify(builderOutputs, null, 2));
 
+  bake-ecr-public:
+    uses: ./.github/workflows/bake.yml
+    if: ${{ github.event_name != 'pull_request' }}
+    permissions:
+      contents: read
+      id-token: write
+    with:
+      context: test
+      output: image
+      push: true
+      sbom: true
+      set: |
+        *.args.VERSION={{meta.version}}
+      target: hello
+      registry-identities: |
+        - type: aws-ecr
+          aws-region: us-east-1
+          role-to-assume: arn:aws:iam::175142243308:role/official_gha_cicd
+          registry: public.ecr.aws
+      meta-images: |
+        public.ecr.aws/q3b5f1u4/test-docker-action
+      meta-tags: |
+        type=raw,value=bake-ecr-public-${{ github.run_id }}
+
+  bake-ecr-private:
+    uses: ./.github/workflows/bake.yml
+    if: ${{ github.event_name != 'pull_request' }}
+    permissions:
+      contents: read
+      id-token: write
+    with:
+      context: test
+      output: image
+      push: true
+      sbom: true
+      set: |
+        *.args.VERSION={{meta.version}}
+      target: hello
+      registry-identities: |
+        - type: aws-ecr
+          aws-region: us-east-1
+          role-to-assume: arn:aws:iam::175142243308:role/official_gha_cicd
+          registry: 175142243308.dkr.ecr.us-east-2.amazonaws.com
+      meta-images: |
+        175142243308.dkr.ecr.us-east-2.amazonaws.com/sandbox/test-docker-action
+      meta-tags: |
+        type=raw,value=bake-ecr-private-${{ github.run_id }}
+
   bake-dockerhub:
     uses: ./.github/workflows/bake.yml
     permissions:

.github/workflows/.test-build.yml

@@ -16,12 +16,14 @@ on:
     paths:
       - '.github/workflows/.test-build.yml'
       - '.github/workflows/build.yml'
+      - '.github/workflows/setup-registry-identities.yml'
       - '.github/workflows/verify.yml'
       - 'test/**'
   pull_request:
     paths:
       - '.github/workflows/.test-build.yml'
       - '.github/workflows/build.yml'
+      - '.github/workflows/setup-registry-identities.yml'
       - '.github/workflows/verify.yml'
       - 'test/**'
 
@@ -78,6 +80,52 @@ jobs:
             const builderOutputs = JSON.parse(core.getInput('builder-outputs'));
             core.info(JSON.stringify(builderOutputs, null, 2));
 
+  build-ecr-public:
+    uses: ./.github/workflows/build.yml
+    if: ${{ github.event_name != 'pull_request' }}
+    permissions:
+      contents: read
+      id-token: write
+    with:
+      build-args: |
+        VERSION={{meta.version}}
+      file: test/hello.Dockerfile
+      output: image
+      push: true
+      sbom: true
+      registry-identities: |
+        - type: aws-ecr
+          aws-region: us-east-1
+          role-to-assume: arn:aws:iam::175142243308:role/official_gha_cicd
+          registry: public.ecr.aws
+      meta-images: |
+        public.ecr.aws/q3b5f1u4/test-docker-action
+      meta-tags: |
+        type=raw,value=build-ecr-public-${{ github.run_id }}
+
+  build-ecr-private:
+    uses: ./.github/workflows/build.yml
+    if: ${{ github.event_name != 'pull_request' }}
+    permissions:
+      contents: read
+      id-token: write
+    with:
+      build-args: |
+        VERSION={{meta.version}}
+      file: test/hello.Dockerfile
+      output: image
+      push: true
+      sbom: true
+      registry-identities: |
+        - type: aws-ecr
+          aws-region: us-east-1
+          role-to-assume: arn:aws:iam::175142243308:role/official_gha_cicd
+          registry: 175142243308.dkr.ecr.us-east-2.amazonaws.com
+      meta-images: |
+        175142243308.dkr.ecr.us-east-2.amazonaws.com/sandbox/test-docker-action
+      meta-tags: |
+        type=raw,value=build-ecr-private-${{ github.run_id }}
+
   build-dockerhub:
     uses: ./.github/workflows/build.yml
     permissions:

.github/workflows/.update-deps.yml

@@ -168,6 +168,7 @@ jobs:
                 files: [
                   '.github/workflows/build.yml',
                   '.github/workflows/bake.yml',
+                  '.github/workflows/setup-registry-identities.yml',
                   '.github/workflows/verify.yml'
                 ],
                 sourceUrl: 'https://www.npmjs.com/package/@docker/github-builder-runtime',

.github/workflows/bake.yml

@@ -91,6 +91,10 @@ on:
         type: string
         description: "Variables to set in the Bake definition as list of key-value pair"
         required: false
+      registry-identities:
+        type: string
+        description: "Keyless registry identity configuration as YAML objects"
+        required: false
       # docker/metadata-action
       set-meta-annotations:
         type: boolean
@@ -179,6 +183,11 @@ env:
   NPM_CONFIG_FETCH_RETRIES: "5"
 
 jobs:
+  registry-identities:
+    uses: ./.github/workflows/setup-registry-identities.yml
+    with:
+      registry-identities: ${{ inputs.registry-identities }}
+
   prepare:
     runs-on: ubuntu-24.04
     outputs:
@@ -571,7 +580,10 @@ jobs:
   build:
     runs-on: ${{ matrix.runner }}
     needs:
+      - registry-identities
       - prepare
+    env:
+      REGISTRY_AUTHS_PRESENT: ${{ secrets.registry-auths != '' }}
     strategy:
       fail-fast: ${{ inputs.fail-fast }}
       matrix:
@@ -953,9 +965,43 @@ jobs:
               core.info(JSON.stringify(bakeOverrides, null, 2));
               core.setOutput('overrides', bakeOverrides.join(os.EOL));
             });
+      -
+        name: Configure AWS credentials
+        if: ${{ needs.registry-identities.outputs.aws-ecr-enabled == 'true' }}
+        uses: aws-actions/configure-aws-credentials@99214aa6889fcddfa57764031d71add364327e59 # v6.1.3
+        with:
+          role-to-assume: ${{ needs.registry-identities.outputs.aws-ecr-role-to-assume }}
+          aws-region: ${{ needs.registry-identities.outputs.aws-ecr-region }}
+      -
+        name: Login to Amazon ECR
+        if: ${{ needs.registry-identities.outputs.aws-ecr-enabled == 'true' }}
+        uses: docker/login-action@650006c6eb7dba73a995cc03b0b2d7f5ca915bee # v4.2.0
+        with:
+          registry-auth: ${{ needs.registry-identities.outputs.aws-ecr-registry-auth }}
+      -
+        name: Authenticate to Google Cloud
+        id: gcp-wif-auth
+        if: ${{ needs.registry-identities.outputs.gcp-wif-enabled == 'true' }}
+        uses: google-github-actions/auth@7c6bc770dae815cd3e89ee6cdf493a5fab2cc093 # v3.0.0
+        with:
+          token_format: access_token
+          workload_identity_provider: ${{ needs.registry-identities.outputs.gcp-wif-workload-identity-provider }}
+          service_account: ${{ needs.registry-identities.outputs.gcp-wif-service-account }}
+          project_id: ${{ needs.registry-identities.outputs.gcp-wif-project-id }}
+          create_credentials_file: false
+          export_environment_variables: false
+      -
+        name: Login to Google Artifact Registry
+        if: ${{ needs.registry-identities.outputs.gcp-wif-enabled == 'true' }}
+        uses: docker/login-action@650006c6eb7dba73a995cc03b0b2d7f5ca915bee # v4.2.0
+        with:
+          registry-auth: |
+            - registry: ${{ needs.registry-identities.outputs.gcp-wif-registry }}
+              username: oauth2accesstoken
+              password: ${{ steps.gcp-wif-auth.outputs.access_token }}
       -
         name: Login to registry
-        if: ${{ inputs.push && inputs.output == 'image' }}
+        if: ${{ inputs.push && inputs.output == 'image' && env.REGISTRY_AUTHS_PRESENT == 'true' }}
         uses: docker/login-action@650006c6eb7dba73a995cc03b0b2d7f5ca915bee # v4.2.0
         with:
           registry-auth: ${{ secrets.registry-auths }}
@@ -987,7 +1033,7 @@ jobs:
             core.setOutput('digest', imageDigest);
       -
         name: Login to registry for signing
-        if: ${{ needs.prepare.outputs.sign == 'true' && inputs.output == 'image' }}
+        if: ${{ needs.prepare.outputs.sign == 'true' && inputs.output == 'image' && env.REGISTRY_AUTHS_PRESENT == 'true' }}
         uses: docker/login-action@650006c6eb7dba73a995cc03b0b2d7f5ca915bee # v4.2.0
         with:
           registry-auth: ${{ secrets.registry-auths }}
@@ -1114,8 +1160,11 @@ jobs:
       output-type: ${{ inputs.output }}
       signed: ${{ needs.prepare.outputs.sign }}
     needs:
+      - registry-identities
       - prepare
       - build
+    env:
+      REGISTRY_AUTHS_PRESENT: ${{ secrets.registry-auths != '' }}
     steps:
       -
         name: Install dependencies
@@ -1152,9 +1201,43 @@ jobs:
           labels: ${{ inputs.meta-labels }}
           annotations: ${{ inputs.meta-annotations }}
           bake-target: ${{ inputs.meta-bake-target }}
+      -
+        name: Configure AWS credentials
+        if: ${{ inputs.push && inputs.output == 'image' && needs.registry-identities.outputs.aws-ecr-enabled == 'true' }}
+        uses: aws-actions/configure-aws-credentials@99214aa6889fcddfa57764031d71add364327e59 # v6.1.3
+        with:
+          role-to-assume: ${{ needs.registry-identities.outputs.aws-ecr-role-to-assume }}
+          aws-region: ${{ needs.registry-identities.outputs.aws-ecr-region }}
+      -
+        name: Login to Amazon ECR
+        if: ${{ inputs.push && inputs.output == 'image' && needs.registry-identities.outputs.aws-ecr-enabled == 'true' }}
+        uses: docker/login-action@650006c6eb7dba73a995cc03b0b2d7f5ca915bee # v4.2.0
+        with:
+          registry-auth: ${{ needs.registry-identities.outputs.aws-ecr-registry-auth }}
+      -
+        name: Authenticate to Google Cloud
+        id: gcp-wif-auth
+        if: ${{ inputs.push && inputs.output == 'image' && needs.registry-identities.outputs.gcp-wif-enabled == 'true' }}
+        uses: google-github-actions/auth@7c6bc770dae815cd3e89ee6cdf493a5fab2cc093 # v3.0.0
+        with:
+          token_format: access_token
+          workload_identity_provider: ${{ needs.registry-identities.outputs.gcp-wif-workload-identity-provider }}
+          service_account: ${{ needs.registry-identities.outputs.gcp-wif-service-account }}
+          project_id: ${{ needs.registry-identities.outputs.gcp-wif-project-id }}
+          create_credentials_file: false
+          export_environment_variables: false
+      -
+        name: Login to Google Artifact Registry
+        if: ${{ inputs.push && inputs.output == 'image' && needs.registry-identities.outputs.gcp-wif-enabled == 'true' }}
+        uses: docker/login-action@650006c6eb7dba73a995cc03b0b2d7f5ca915bee # v4.2.0
+        with:
+          registry-auth: |
+            - registry: ${{ needs.registry-identities.outputs.gcp-wif-registry }}
+              username: oauth2accesstoken
+              password: ${{ steps.gcp-wif-auth.outputs.access_token }}
       -
         name: Login to registry
-        if: ${{ inputs.push && inputs.output == 'image' }}
+        if: ${{ inputs.push && inputs.output == 'image' && env.REGISTRY_AUTHS_PRESENT == 'true' }}
         uses: docker/login-action@650006c6eb7dba73a995cc03b0b2d7f5ca915bee # v4.2.0
         with:
           registry-auth: ${{ secrets.registry-auths }}