Multi arch support (#39)

Author: Inbaraj-S

.github/workflows/release.yaml

@@ -20,21 +20,28 @@ jobs:
       IMAGE_REGISTRY: ghcr.io/oracle
     steps:
       - name: Checkout
-        uses: actions/checkout@v3.3.0
+        uses: actions/checkout@v4
 
       - name: Set up QEMU
-        uses: docker/setup-qemu-action@v2
+        uses: docker/setup-qemu-action@v3
         with:
-          platforms: amd64
+          platforms: linux/amd64,linux/arm64
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v2
+        uses: docker/setup-buildx-action@v3
 
-      - name: Log into GitHub Container Registry
-        run: echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u ${GITHUB_ACTOR,,} --password-stdin
-
-      - name: Build Image
-        run: REGISTRY="${{ env.IMAGE_REGISTRY }}" VERSION="${{ github.ref_name }}" make image
+      - name: Login to Docker
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
 
-      - name: Push Image
-        run: REGISTRY="${{ env.IMAGE_REGISTRY }}" VERSION="${{ github.ref_name }}" make push
+      - name: Build and push
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64
+          push: true
+          provenance: false
+          tags: ghcr.io/oracle/oci-native-ingress-controller:${{ github.ref_name }}

Dockerfile

@@ -18,7 +18,7 @@ COPY . ./
 # the docker BUILDPLATFORM arg will be linux/arm64 when for Apple x86 it will be linux/amd64. Therefore,
 # by leaving it empty we can ensure that the container and binary shipped on it will have the same platform.
 #RUN CGO_ENABLED=0 GOOS=${TARGETOS:-linux} GOARCH=${TARGETARCH} go build -a -o manager main.go
-RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 GO111MODULE=on go build -mod vendor -a -o dist/onic ./main.go
+RUN CGO_ENABLED=0 GOOS=linux GOARCH=${TARGETARCH} GO111MODULE=on go build -mod vendor -a -o dist/onic ./main.go
 
 # For Open source
 FROM oraclelinux:7-slim
@@ -34,4 +34,4 @@ COPY THIRD_PARTY_LICENSES.txt .
 # Copy the manager binary
 COPY --from=builder /workspace/dist/onic .
 
-ENTRYPOINT ["/usr/local/bin/oci-native-ingress-controller/onic"]
+ENTRYPOINT ["/usr/local/bin/oci-native-ingress-controller/onic"]

Makefile

@@ -59,10 +59,10 @@ version:
 
 # Currently only supports amd
 build: ./main.go
-	CGO_ENABLED=0 GOOS=linux GOARCH=amd64 GO111MODULE=on go build -mod vendor -a -o dist/onic ./main.go
+	CGO_ENABLED=0 GOOS=$(GOOS) GOARCH=$(GOARCH) GO111MODULE=on go build -mod vendor -a -o dist/onic ./main.go
 
 image:
-	docker build -t ${IMAGE_PATH} -f Dockerfile .
+	docker build --build-arg goos=$(GOOS) --build-arg goarch=$(GOARCH) -t ${IMAGE_PATH} -f Dockerfile .
 
 push:
 	docker push ${IMAGE_PATH}