Add s390x architecture support and configure test builds for Quay.io

Signed-off-by: Nishan Acharya <[email protected]>

Author: Nash-123

.github/workflows/odh-build-and-publish-operator-image.yaml

@@ -61,6 +61,18 @@ jobs:
             sudo apt-get update
             sudo apt-get install -y gcc-aarch64-linux-gnu libc6-dev-arm64-cross
             go build -tags strictfipsruntime -a -o manager-$GOARCH cmd/training-operator.v1/main.go
+        
+        - name: Build linux/s390x operator binary
+          env:
+            CC: s390x-linux-gnu-gcc
+            CGO_ENABLED: 1
+            GOOS: linux
+            GOARCH: s390x
+          shell: bash
+          run: |
+            sudo apt-get update
+            sudo apt-get install -y gcc-s390x-linux-gnu libc6-dev-s390x-cross
+            go build -tags strictfipsruntime -a -o manager-$GOARCH cmd/training-operator.v1/main.go
 
         - name: Add docker tags
           id: meta
@@ -80,7 +92,7 @@ jobs:
             image: quay.io/${{ env.REPO_NAME }}/training-operator
             tags: ${{ steps.meta.outputs.tags }}
             labels: ${{ steps.meta.outputs.labels }}
-            platforms: linux/amd64,linux/arm64
+            platforms: linux/amd64,linux/arm64,linux/s390x
             containerfiles: |
               build/images/training-operator/Dockerfile.multiarch
             extra-args: |

.github/workflows/publish-conformance-images.yaml

@@ -10,7 +10,7 @@ jobs:
     uses: ./.github/workflows/build-and-publish-images.yaml
     with:
       component-name: ${{ matrix.component-name }}
-      platforms: linux/amd64,linux/arm64,linux/ppc64le
+      platforms: linux/amd64,linux/arm64,linux/ppc64le,linux/s390x
       dockerfile: ${{ matrix.dockerfile }}
     secrets:
       DOCKERHUB_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}

.github/workflows/publish-core-images.yaml

@@ -24,11 +24,11 @@ jobs:
         include:
           - component-name: training-operator
             dockerfile: build/images/training-operator/Dockerfile
-            platforms: linux/amd64,linux/arm64,linux/ppc64le
+            platforms: linux/amd64,linux/arm64,linux/ppc64le,linux/s390x
             tag-prefix: v1
           - component-name: training-operator-v2
             dockerfile: cmd/training-operator.v2alpha1/Dockerfile
-            platforms: linux/amd64,linux/arm64,linux/ppc64le
+            platforms: linux/amd64,linux/arm64,linux/ppc64le,linux/s390x
             tag-prefix: v2alpha1
           - component-name: model-initializer-v2
             dockerfile: cmd/initializer_v2/model/Dockerfile
@@ -40,7 +40,7 @@ jobs:
             tag-prefix: v2
           - component-name: kubectl-delivery
             dockerfile: build/images/kubectl-delivery/Dockerfile
-            platforms: linux/amd64,linux/arm64,linux/ppc64le
+            platforms: linux/amd64,linux/arm64,linux/ppc64le,linux/s390x
             tag-prefix: v1
           - component-name: storage-initializer
             dockerfile: sdk/python/kubeflow/storage_initializer/Dockerfile

.github/workflows/template-publish-image/action.yaml

@@ -30,7 +30,7 @@ runs:
     - name: Setup QEMU
       uses: docker/setup-qemu-action@v3
       with:
-        platforms: amd64,ppc64le,arm64
+        platforms: amd64,ppc64le,arm64,s390x
 
     - name: Set Up Docker Buildx
       uses: docker/setup-buildx-action@v3