Adapt to multi-platform image building (#703)

Co-authored-by: mason <[email protected]>

.github/workflows/docker-image.yml

@@ -15,6 +15,8 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
+    env:
+      BUILDX_NO_DEFAULT_ATTESTATIONS: 1
 
     steps:
     - name: Checkout repository
@@ -50,3 +52,4 @@ jobs:
         context: .
         push: true
         tags: ${{ steps.meta.outputs.tags }}
+        platforms: linux/amd64,linux/arm64

.gitlab-ci.yml

@@ -32,10 +32,15 @@ csghub-build:
     IMAGE_TAG: $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG
     DOCKER_HOST: "tcp://docker:2375"
     DOCKER_TLS_CERTDIR: ""
-  script:
+    BUILDX_NO_DEFAULT_ATTESTATIONS: 1
+  before_script:
+    - apk add --no-cache --virtual .build-deps curl
+    - mkdir -p ~/.docker/cli-plugins
+    - curl -SL https://github.com/docker/buildx/releases/download/v0.17.1/buildx-v0.17.1.linux-amd64 -o ~/.docker/cli-plugins/docker-buildx
+    - chmod +x ~/.docker/cli-plugins/docker-buildx
     - docker login $CI_REGISTRY -u $CI_REGISTRY_USER -p $CI_JOB_TOKEN
-    - docker build -t $IMAGE_TAG .
-    - docker push $IMAGE_TAG
+  script:
+    - docker buildx build --platform linux/amd64,linux/arm64 -t ${IMAGE_TAG} --push .
 
 csghub-deploy:
   stage: deploy

Dockerfile

@@ -1,13 +1,19 @@
-FROM opencsg-registry.cn-beijing.cr.aliyuncs.com/opencsg_public/go-node AS build
+FROM --platform=$BUILDPLATFORM opencsg-registry.cn-beijing.cr.aliyuncs.com/opencsg_public/go-node AS builder
+ARG TARGETPLATFORM
+ARG BUILDPLATFORM
+
 RUN mkdir /myapp
 WORKDIR /myapp
 ADD . /myapp
 
+ENV CGO_ENABLED=0
 RUN go mod tidy
 RUN cd frontend && yarn install && yarn build
-RUN go build -o csghub-portal ./cmd/csghub-portal
+RUN GOOS=$(echo ${TARGETPLATFORM} | cut -f1 -d '/') \
+    GOARCH=$(echo ${TARGETPLATFORM} | cut -f2 -d '/') \
+    go build -o csghub-portal ./cmd/csghub-portal
 
 FROM bitnami/minideb:latest
 RUN apt update && apt install -y ca-certificates && update-ca-certificates
 WORKDIR /myapp
-COPY --from=build /myapp/csghub-portal /myapp/csghub-portal
+COPY --from=builder /myapp/csghub-portal /myapp/csghub-portal