From c71a30de76664bb3712952c3e618831c15d8e917 Mon Sep 17 00:00:00 2001
From: Livio Amstutz <livio.a@gmail.com>
Date: Wed, 10 Mar 2021 13:00:51 +0100
Subject: [PATCH] chore: set vars for platform in dockerfile (#1399)

---
 build/dockerfile | 22 +++++++++++++++++-----
 1 file changed, 17 insertions(+), 5 deletions(-)

diff --git a/build/dockerfile b/build/dockerfile
index 4cc57d933..b59cf06a6 100644
--- a/build/dockerfile
+++ b/build/dockerfile
@@ -2,16 +2,26 @@ ARG GO_VERSION=1.15.8
 ARG NODE_VERSION=15.8.0
 ARG ENV=prod
 
+#######################
+## These steps set platform / arch type specific variables
+#######################
+FROM alpine AS arm64-base
+ENV PROTOC_ARCH aarch_64
+
+FROM alpine AS amd64-base
+ENV PROTOC_ARCH x86_64
+
 #######################
 ## This step sets up the folder structure,
 ## initalices go mods,
-## downloads the protofiles, 
+## downloads the protofiles,
 ## protoc and protoc-gen-grpc-web for later use
 #######################
-FROM alpine AS base
+FROM ${BUILDARCH}-base AS base
 ARG PROTOC_VERSION=3.14.0
-ARG PROTOC_ZIP=protoc-${PROTOC_VERSION}-linux-x86_64.zip
+ARG PROTOC_ZIP=protoc-${PROTOC_VERSION}-linux-${PROTOC_ARCH}.zip
 ARG GRPC_WEB_VERSION=1.2.1
+# no arm specific version available and x86 works fine at the moment:
 ARG GRPC_WEB=protoc-gen-grpc-web-${GRPC_WEB_VERSION}-linux-x86_64
 
 
@@ -133,13 +143,14 @@ COPY --from=go-test /go/src/github.com/caos/zitadel/profile.cov profile.cov
 ## Go prod build
 #######################
 FROM go-test as prod-go-build
+ARG BUILDARCH
 COPY --from=prod-angular-build console/dist/console console/dist/console/
 RUN go get github.com/rakyll/statik \
     && ./build/console/generate-static.sh \
     && ./build/login/generate-static.sh \
     && ./build/notification/generate-static.sh \
     && ./build/zitadel/generate-static.sh
-RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -installsuffix cgo -ldflags '-extldflags "-static"' -o zitadel-linux-amd64 cmd/zitadel/main.go
+RUN CGO_ENABLED=0 GOOS=linux GOARCH=${BUILDARCH} go build -a -installsuffix cgo -ldflags '-extldflags "-static"' -o zitadel-linux-${BUILDARCH} cmd/zitadel/main.go
 
 
 #######################
@@ -153,9 +164,10 @@ RUN go get github.com/go-delve/delve/cmd/dlv
 ## Final Production Image
 #######################
 FROM alpine:latest as artifact
+ARG BUILDARCH
 RUN adduser -D zitadel
 COPY cmd/zitadel/*.yaml /app/
-COPY --from=prod-go-build /go/src/github.com/caos/zitadel/zitadel-linux-amd64 /app/zitadel
+COPY --from=prod-go-build /go/src/github.com/caos/zitadel/zitadel-linux-${BUILDARCH} /app/zitadel
 RUN chmod a+x /app/zitadel
 RUN ls -la /