Enable multi-arch builds (#417)

Author: sebrandon1

.github/workflows/cnf-test-partner-image.yaml

@@ -53,6 +53,11 @@ jobs:
         with:
           ref: main
 
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
       - name: Authenticate against Quay.io
         uses: docker/login-action@v3
         with:
@@ -68,6 +73,7 @@ jobs:
           push: true
           file: ${{ env.IMAGE_CONTAINER_FILE_PATH }}
           tags: '${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ env.IMAGE_TAG }},${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ env.SPECIFIC_IMAGE_TAG }}'
+          platforms: linux/amd64,linux/arm64
 
       - name: If failed to create the image, send alert msg to dev team.
         if: ${{ failure() }}

.github/workflows/debug-partner-image.yaml

@@ -29,6 +29,11 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
       - name: 'Build the `debug-partner` image'
         run: docker build --no-cache -f Dockerfile.debug-partner -t $IMAGE_NAME:$IMAGE_TAG .
 
@@ -78,6 +83,7 @@ jobs:
           file: ${{ env.IMAGE_CONTAINER_FILE_PATH }}
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
+          platforms: linux/amd64,linux/arm64
 
       - name: If failed to create the image, send alert msg to dev team.
         if: ${{ failure() }}

test-partner/Dockerfile

@@ -24,20 +24,26 @@ RUN \
 	groupadd --gid $USER_GID $USERNAME \
 	&& useradd --uid $USER_UID --gid $USER_GID -m $USERNAME
 
-# Install Go binary
+# Install Go binary and set the PATH
 ENV \
-	GO_BIN_TAR=go1.22.1.linux-amd64.tar.gz \
 	GO_DL_URL=https://golang.org/dl \
-	GOPATH=/root/go \
-	TEMP_DIR=/tmp
-ENV GO_BIN_URL_x86_64=${GO_DL_URL}/${GO_BIN_TAR}
+	GOPATH=/root/go
+ENV GO_BIN_URL_x86_64=${GO_DL_URL}/go1.22.1.linux-amd64.tar.gz
+ENV GO_BIN_URL_aarch64=${GO_DL_URL}/go1.22.1.linux-arm64.tar.gz
+
+# Determine the CPU architecture and download the appropriate Go binary
+# hadolint ignore=SC2086
 RUN \
 	if [ "$(uname -m)" = x86_64 ]; then \
 		wget --directory-prefix=${TEMP_DIR} ${GO_BIN_URL_x86_64} --quiet \
 		&& rm -rf /usr/local/go \
-		&& tar -C /usr/local -xzf ${TEMP_DIR}/${GO_BIN_TAR}; \
+		&& tar -C /usr/local -xzf ${TEMP_DIR}/go1.22.1.linux-amd64.tar.gz; \
+	elif [ "$(uname -m)" = aarch64 ]; then \
+		wget --directory-prefix=${TEMP_DIR} ${GO_BIN_URL_aarch64} --quiet \
+		&& rm -rf /usr/local/go \
+		&& tar -C /usr/local -xzf ${TEMP_DIR}/go1.22.1.linux-arm64.tar.gz; \
 	else \
-		echo "CPU architecture not supported" && exit 1; \
+		echo "CPU architecture is not supported." && exit 1; \
 	fi
 
 # Add go and oc binary directory to $PATH