Merge pull request #8 from narqo/docker-multiplatform

ci: build multi-platform docker image

.dockerignore

@@ -0,0 +1 @@
+/dist

.github/workflows/release.yml

@@ -3,35 +3,60 @@ name: Github Weather Release
 on:
   push:
     tags:
-      - '*'
+      - 'v*'
 
 jobs:
   goreleaser:
     runs-on: ubuntu-latest
     steps:
+      - name: Setup vars
+        id: vars
+        run: echo ::set-output name=tag::${GITHUB_REF#refs/tags/v}
+
       - name: Checkout
         uses: actions/checkout@v2
-
-      - name: Unshallow
-        run: git fetch --prune --unshallow
+        with:
+          fetch-depth: 0
 
       - name: Set up Go
-        uses: actions/setup-go@v1
+        uses: actions/setup-go@v2
         with:
-          go-version: 1.14.x
+          go-version: 1.15.x
 
-      - name: Docker Login Hub
-        env:
-          DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
-          DOCKER_PASSWORD: ${{ secrets.DOCKER_PASSWORD }}
-        run: >-
-          echo "${{ secrets.DOCKER_PASSWORD }}"
-          | docker login -u "${{ secrets.DOCKER_USERNAME }}" --password-stdin
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+
+      - name: Set up Docker Buildx
+        id: docker_buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: Login to DockerHub
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
 
       - name: Run GoReleaser
-        uses: goreleaser/goreleaser-action@v1
+        uses: goreleaser/goreleaser-action@v2
         with:
           version: latest
           args: --debug
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and Push to DockerHub
+        id: docker_build
+        uses: docker/build-push-action@v2
+        with:
+          builder: ${{ steps.docker_buildx.outputs.name }}
+          context: .
+          file: ./Dockerfile
+          platforms: linux/386,linux/amd64,linux/arm/v6,linux/arm/v7,linux/arm64,linux/ppc64le,linux/s390x
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: |
+            docker.io/varankinv/github-weather:latest
+            docker.io/varankinv/github-weather:${{ steps.vars.outputs.tag }}
+
+      - name: Show Docker Image Digest
+        run: echo ${{ steps.docker_build.outputs.digest }}

.goreleaser.yml

@@ -9,16 +9,16 @@ builds:
     - amd64
     - arm
     - arm64
-checksum:
-  name_template: '{{ .ProjectName }}_checksums.txt'
-dockers:
-- image_templates:
-  - 'docker.io/varankinv/github-weather:{{ .Tag }}'
-  - 'docker.io/varankinv/github-weather:latest'
-  dockerfile: Dockerfile
-  binaries:
-    - github-weather
 archives:
 - name_template: '{{ .ProjectName }}_{{ .Os }}-{{ .Arch }}{{ if .Arm }}v{{ .Arm }}{{ end }}'
   replacements:
     amd64: x86_64
+checksum:
+  name_template: '{{ .ProjectName }}_checksums.txt'
+# dockers:
+# - image_templates:
+#   - 'docker.io/varankinv/github-weather:{{ .Tag }}'
+#   - 'docker.io/varankinv/github-weather:latest'
+#   dockerfile: Dockerfile
+#   binaries:
+#     - github-weather

Dockerfile

@@ -1,8 +1,10 @@
-FROM alpine as build
-
-RUN apk add --update --no-cache ca-certificates
+FROM golang:1.15-alpine as builder
+RUN apk add --update --no-cache build-base ca-certificates
+WORKDIR /go/src/github-weather
+COPY . /go/src/github-weather
+RUN CGO_ENABLED=0 go build -a -ldflags '-extldflags "-static"' -o bin/github-weather .
 
 FROM scratch
-COPY --from=build /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
-COPY github-weather /bin/github-weather
+COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
+COPY --from=builder /go/src/github-weather/bin/github-weather /bin/github-weather
 ENTRYPOINT ["/bin/github-weather"]