Enables cross platform building and pushing of

docker images

.github/workflows/main.yml

@@ -2,17 +2,15 @@ name: Go
 
 on:
   push:
-    branches: [ master ]
+    branches: [master]
   pull_request:
-    branches: [ master ]
+    branches: [master]
 
 jobs:
-
   build:
     name: Build
     runs-on: ubuntu-latest
     steps:
-
       - name: Set up Go 1.x
         uses: actions/setup-go@v2
         with:
@@ -26,6 +24,9 @@ jobs:
       - name: Test
         run: make test
 
+      - name: Package
+        run: make package
+
       - name: Docker push
         env:
           DOCKER_LOGIN: tidwall

Dockerfile

@@ -1,9 +1,14 @@
 FROM alpine:3.16.2
+
+ARG VERSION
+ARG TARGETOS
+ARG TARGETARCH
+
 RUN apk add --no-cache ca-certificates
 
-ADD tile38-server /usr/local/bin
-ADD tile38-cli /usr/local/bin
-ADD tile38-benchmark /usr/local/bin
+ADD packages/tile38-$VERSION-$TARGETOS-$TARGETARCH/tile38-server /usr/local/bin
+ADD packages/tile38-$VERSION-$TARGETOS-$TARGETARCH/tile38-cli /usr/local/bin
+ADD packages/tile38-$VERSION-$TARGETOS-$TARGETARCH/tile38-benchmark /usr/local/bin
 
 RUN addgroup -S tile38 && \
     adduser -S -G tile38 tile38 && \

scripts/docker-push.sh

@@ -12,6 +12,9 @@ export GIT_COMMIT_SHORT=$(git rev-parse --short HEAD)
 # DOCKER_REPO - the base repository name to push the docker build to.
 export DOCKER_REPO=$DOCKER_USER/tile38
 
+docker images
+docker inspect $DOCKER_REPO:$GIT_COMMIT_SHORT
+
 if [ "$GIT_BRANCH" != "master" ]; then
 	echo "Not pushing, not on master"
 elif [ "$DOCKER_USER" == "" ]; then
@@ -24,19 +27,32 @@ elif [ "$DOCKER_PASSWORD" == "" ]; then
 	echo "Not pushing, DOCKER_PASSWORD not set"
 	exit 1
 else 
-	push(){
-		docker tag $DOCKER_REPO:$GIT_COMMIT_SHORT $DOCKER_REPO:$1
-		docker push $DOCKER_REPO:$1
-		echo "Pushed $DOCKER_REPO:$1"
-	}
+	# setup cross platform builder
+	# https://github.com/tonistiigi/binfmt
+	docker run --privileged --rm tonistiigi/binfmt --install all
+	docker buildx create --name multiarch --platform linux/amd64,linux/amd64/v2,linux/amd64/v3,linux/arm64,linux/386,linux/arm/v7 --use default
+
 	# docker login
 	echo $DOCKER_PASSWORD | docker login -u $DOCKER_LOGIN --password-stdin
-	# build the docker image
-	docker build -f Dockerfile -t $DOCKER_REPO:$GIT_COMMIT_SHORT .
 	if [ "$(curl -s https://hub.docker.com/v2/repositories/$DOCKER_REPO/tags/$GIT_VERSION/ | grep "digest")" == "" ]; then
-		# push the newest tag
-		push "$GIT_VERSION"
-		push "latest"
+		# build the docker image
+		docker buildx build \
+			-f Dockerfile \
+			--platform linux/arm64,linux/amd64 \
+			--build-arg VERSION=$GIT_VERSION \
+			--tag $DOCKER_REPO:$GIT_VERSION \
+			--tag $DOCKER_REPO:latest \
+			--tag $DOCKER_REPO:edge \
+			--push \
+			.
+	else
+		# build the docker image
+		docker buildx build \
+			-f Dockerfile \
+			--platform linux/arm64,linux/amd64 \
+			--build-arg VERSION=$GIT_VERSION \
+			--tag $DOCKER_REPO:edge \
+			--push \
+			.
 	fi
-	push "edge"
 fi

scripts/package.sh

@@ -42,5 +42,3 @@ else
 	zip -r -q $bdir.zip $bdir
 fi
 
-# Remove build directory.
-rm -rf $bdir