Support release of arm64 artifacts

.github/workflows/release.yml

@@ -7,11 +7,18 @@ on:
 jobs:
   goreleaser:
     runs-on: ubuntu-latest
+    env:
+      DOCKER_CLI_EXPERIMENTAL: "enabled"
+
     steps:
       - name: Checkout
         uses: actions/checkout@v2
         with:
           fetch-depth: 0
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+
       - name: Set up Go
         uses: actions/setup-go@v2
         with:

.goreleaser.yml

@@ -8,6 +8,7 @@ builds:
       - darwin
     goarch:
       - amd64
+      - arm64
     binary: feederd
 checksum:
   name_template: "checksums.txt"
@@ -40,53 +41,65 @@ archives:
 
 dockers:
   # push always either release or prerelease with a docker tag with the semver only
+  # amd64
   - skip_push: false
     dockerfile: Dockerfile
+    use: buildx
     # image templates
     image_templates:
-      - "ghcr.io/tdex-network/feederd:{{ .Tag }}"
+      - "ghcr.io/tdex-network/feederd:{{ .Tag }}-amd64"
     # GOOS of the built binaries/packages that should be used.
     goos: linux
     # GOARCH of the built binaries/packages that should be used.
     goarch: amd64
     # Template of the docker build flags.
     build_flag_templates:
+      - "--platform=linux/amd64"
       - "--pull"
       - "--label=org.opencontainers.image.created={{.Date}}"
       - "--label=org.opencontainers.image.title={{.ProjectName}}"
       - "--label=org.opencontainers.image.revision={{.FullCommit}}"
       - "--label=org.opencontainers.image.version={{.Version}}"
-      - "--build-arg=VERSION={{.Version}}"
-      - "--build-arg=COMMIT={{.Commit}}"
-      - "--build-arg=DATE={{.Date}}"
-
     extra_files:
       - go.mod
       - go.sum
       - internal
       - cmd
-  # push only release with both a docker tag latest and one with the semver
-  - skip_push: auto
+
+  # arm64
+  - skip_push: false
     dockerfile: Dockerfile
+    use: buildx
     # image templates
     image_templates:
-      - "ghcr.io/tdex-network/feederd:latest"
+      - "ghcr.io/tdex-network/feederd:{{ .Tag }}-arm64v8"
     # GOOS of the built binaries/packages that should be used.
     goos: linux
     # GOARCH of the built binaries/packages that should be used.
-    goarch: amd64
+    goarch: arm64
     # Template of the docker build flags.
     build_flag_templates:
+      - "--platform=linux/arm64/v8"
       - "--pull"
       - "--label=org.opencontainers.image.created={{.Date}}"
       - "--label=org.opencontainers.image.title={{.ProjectName}}"
       - "--label=org.opencontainers.image.revision={{.FullCommit}}"
       - "--label=org.opencontainers.image.version={{.Version}}"
-      - "--build-arg=VERSION={{.Version}}"
-      - "--build-arg=COMMIT={{.Commit}}"
-      - "--build-arg=DATE={{.Date}}"
     extra_files:
       - go.mod
       - go.sum
       - internal
-      - cmd
+      - cmd
+
+docker_manifests:
+  - name_template: ghcr.io/tdex-network/feederd:{{ .Tag }}
+    image_templates:
+    - ghcr.io/tdex-network/feederd:{{ .Tag }}-amd64
+    - ghcr.io/tdex-network/feederd:{{ .Tag }}-arm64v8
+    skip_push: false
+
+  - name_template: ghcr.io/tdex-network/feederd:latest
+    image_templates:
+    - ghcr.io/tdex-network/feederd:{{ .Tag }}-amd64
+    - ghcr.io/tdex-network/feederd:{{ .Tag }}-arm64v8
+    skip_push: auto

Dockerfile

@@ -1,5 +1,8 @@
 FROM golang:1.15.5-buster AS builder
 
+ARG TARGETOS
+ARG TARGETARCH
+
 WORKDIR /tdex-feeder
 
 COPY go.mod .
@@ -8,7 +11,7 @@ RUN go mod download
 
 COPY . .
 
-RUN GOOS=linux GOARCH=amd64 go build -o feederd-linux cmd/feederd/main.go
+RUN GOOS=${TARGETOS} GOARCH=${TARGETARCH} go build -o feederd-linux cmd/feederd/main.go
 
 WORKDIR /build