From 3e885c50401bff9203ab9263d5f9e75cc59a90c8 Mon Sep 17 00:00:00 2001
From: Pablo Carranza <pcarranza@gmail.com>
Date: Sun, 28 Jan 2018 00:27:53 +0100
Subject: [PATCH] Support ARM arch

---
 Dockerfile => DockerfileAMD |  2 +-
 DockerfileARM               | 15 +++++++++++++++
 Makefile                    | 36 ++++++++++++++++++++++++++++++------
 3 files changed, 46 insertions(+), 7 deletions(-)
 rename Dockerfile => DockerfileAMD (92%)
 create mode 100644 DockerfileARM

diff --git a/Dockerfile b/DockerfileAMD
similarity index 92%
rename from Dockerfile
rename to DockerfileAMD
index 9d3a3fa..76f4956 100644
--- a/Dockerfile
+++ b/DockerfileAMD
@@ -1,4 +1,4 @@
-FROM golang:1.8 as builder
+FROM golang:1.9 as builder
 
 ADD . /go/src/github.com/justwatchcom/github-releases-notifier
 WORKDIR /go/src/github.com/justwatchcom/github-releases-notifier
diff --git a/DockerfileARM b/DockerfileARM
new file mode 100644
index 0000000..ec885cc
--- /dev/null
+++ b/DockerfileARM
@@ -0,0 +1,15 @@
+FROM golang:1.9 as builder
+
+ADD . /go/src/github.com/justwatchcom/github-releases-notifier
+WORKDIR /go/src/github.com/justwatchcom/github-releases-notifier
+
+RUN make buildarm
+
+FROM arm32v6/alpine:3.7
+RUN apk --no-cache add ca-certificates
+
+COPY --from=builder \
+  /go/src/github.com/justwatchcom/github-releases-notifier/github-releases-notifier \
+  /bin/github-releases-notifier
+
+ENTRYPOINT [ "/bin/github-releases-notifier" ]
diff --git a/Makefile b/Makefile
index fe27dd7..d9ea0c0 100644
--- a/Makefile
+++ b/Makefile
@@ -13,7 +13,8 @@ GOLDFLAGS += -X "main.date=$(DATE)"
 GOLDFLAGS += -X "main.commit=$(SHA)"
 GOLDFLAGS += -extldflags '-static'
 
-GO := CGO_ENABLED=0 go
+GO := CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go
+GOARM := CGO_ENABLED=0 GOOS=linux GOARCH=arm GOARM=6 go
 
 GOOS ?= $(shell go version | cut -d' ' -f4 | cut -d'/' -f1)
 GOARCH ?= $(shell go version | cut -d' ' -f4 | cut -d'/' -f2)
@@ -23,12 +24,13 @@ PACKAGES ?= $(shell go list ./... | grep -v /vendor/ | grep -v /tests)
 TAGS ?= netgo
 
 .PHONY: all
-all: clean test build
+all: clean test build buildarm
 
 .PHONY: clean
 clean:
 	$(GO) clean -i ./...
 	find . -type f -name "coverage.out" -delete
+	if [ -f Dockerfile ]; then rm Dockerfile ; fi
 
 .PHONY: fmt
 fmt:
@@ -66,8 +68,30 @@ megacheck:
 test:
 	STATUS=0; for PKG in $(PACKAGES); do go test -cover -coverprofile $$GOPATH/src/$$PKG/coverage.out $$PKG || STATUS=1; done; exit $$STATUS
 
-.PHONY: build
-build: $(EXECUTABLE)-$(GOOS)-$(GOARCH)
-
-$(EXECUTABLE)-$(GOOS)-$(GOARCH): $(wildcard *.go)
+.PHONE: buildlinux
+buildlinux:
 	$(GO) build -tags '$(TAGS)' -ldflags '-s -w $(GOLDFLAGS)' -o $(EXECUTABLE)
+
+.PHONY: buildarm
+buildarm:
+	$(GOARM) build -tags '$(TAGS)' -ldflags '-s -w $(GOLDFLAGS)' -o $(EXECUTABLE)
+
+.PHONY: build
+build: buildlinux buildarm
+
+.PHONY: releaseamd64
+releaseamd64:
+	if [ -f Dockerfile ]; then rm Dockerfile ; fi
+	ln -s DockerfileAMD Dockerfile
+	docker build . -t pcarranza/github-releases-notifier:latest
+	docker push pcarranza/github-releases-notifier:latest
+
+.PHONY: releasearm
+releasearm:
+	if [ -f Dockerfile ]; then rm Dockerfile ; fi
+	ln -s DockerfileARM Dockerfile
+	docker build . -t pcarranza/github-releases-notifier-armv6:latest
+	docker tag pcarranza/github-releases-notifier-armv6:latest \
+		pcarranza/github-releases-notifier-armv6:$(VERSION)
+	docker push pcarranza/github-releases-notifier-armv6:latest
+	docker push pcarranza/github-releases-notifier-armv6:$(VERSION)