From f3295b99ef549ba69dead2eeb88b84c82e1ec61d Mon Sep 17 00:00:00 2001
From: David Shay <davideshay@gmail.com>
Date: Wed, 12 Jan 2022 10:31:26 -0500
Subject: [PATCH] Added support for multi-arch image build

---
 .github/workflows/on-main-push.yaml | 26 ++++++++++++++++++++------
 .github/workflows/on-tag.yaml       | 20 +++++++++++++++++---
 cmd/kured/Dockerfile.multi          |  9 +++++++++
 3 files changed, 46 insertions(+), 9 deletions(-)
 create mode 100644 cmd/kured/Dockerfile.multi

diff --git a/.github/workflows/on-main-push.yaml b/.github/workflows/on-main-push.yaml
index 23db1d8..ff7b3cd 100644
--- a/.github/workflows/on-main-push.yaml
+++ b/.github/workflows/on-main-push.yaml
@@ -36,10 +36,24 @@ jobs:
           username: weave-ghcr-bot
           password: ${{ secrets.KURED_WEAVE_GHCR_BOT_TOKEN }}
 
-      - name: Build image
-        run: |
-          make DH_ORG="${{ github.repository_owner }}" image
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
 
-      - name: Publish image
-        run: |
-          make DH_ORG="${{ github.repository_owner }}" publish-image
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: Find current tag version
+        run: echo "::set-output name=sha_short::$(git rev-parse --short HEAD)"
+        id: tags
+
+      - name: Build image
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          file: cmd/kured/Dockerfile.multi
+          platforms: linux/arm64, linux/amd64
+          push: true
+          tags: |
+            docker.io/${{ GITHUB.REPOSITORY }}:main-${{ steps.tags.outputs.sha_short }}
+            ghcr.io/${{ GITHUB.REPOSITORY }}:main-${{ steps.tags.outputs.sha_short }}
diff --git a/.github/workflows/on-tag.yaml b/.github/workflows/on-tag.yaml
index fd8bea2..4e23ebd 100644
--- a/.github/workflows/on-tag.yaml
+++ b/.github/workflows/on-tag.yaml
@@ -44,6 +44,20 @@ jobs:
           username: weave-ghcr-bot
           password: ${{ secrets.KURED_WEAVE_GHCR_BOT_TOKEN }}
 
-      - name: Publish image
-        run: |
-          make DH_ORG="${{ github.repository_owner }}" VERSION="${{ steps.tags.outputs.version }}" publish-image
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: Build image
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          file: cmd/kured/Dockerfile.multi
+          platforms: linux/arm64, linux/amd64
+          push: true
+          tags: |
+            docker.io/${{ GITHUB.REPOSITORY }}:${{ steps.tags.outputs.version }}
+            ghcr.io/${{ GITHUB.REPOSITORY }}:${{ steps.tags.outputs.version }}
diff --git a/cmd/kured/Dockerfile.multi b/cmd/kured/Dockerfile.multi
new file mode 100644
index 0000000..98bdc8e
--- /dev/null
+++ b/cmd/kured/Dockerfile.multi
@@ -0,0 +1,9 @@
+FROM golang:bullseye AS build
+WORKDIR /src
+COPY . .
+RUN go list -f '{{join .Deps "\n"}}' ./cmd/kured | grep -v /vendor/ | xargs go list -f '{{if not .Standard}}{{ $dep := . }}{{range .GoFiles}}{{$dep.Dir}}/{{.}} {{end}}{{end}}'
+RUN CGO_ENABLED=0 GOOS=linux go build -o cmd/kured/kured cmd/kured/*.go
+FROM alpine:latest as bin
+RUN apk update --no-cache && apk upgrade --no-cache && apk add --no-cache ca-certificates tzdata
+COPY --from=build /src/cmd/kured/kured /usr/bin/kured
+ENTRYPOINT ["/usr/bin/kured"]