Added building for armhf

Author: SloCompTech

Dockerfile

@@ -2,7 +2,8 @@
 #	Base image
 #	@see https://hub.docker.com/_/alpine/	
 #
-FROM alpine:3.10
+ARG BASE_IMAGE
+FROM ${BASE_IMAGE}
 
 #
 #	Arguments
@@ -12,7 +13,7 @@ ARG VCS_REF
 ARG VCS_SRC
 ARG VERSION
 ARG OVERLAY_VERSION="v1.22.1.0"
-ARG OVERLAY_ARCH="amd64"
+ARG OVERLAY_ARCH
 
 #
 #	Labels
@@ -59,6 +60,11 @@ RUN apk add --no-cache \
 #
 RUN useradd -u 1000 -U -d /config -s /bin/false abc
 
+#
+#	Add QEMU for running arm images on amd64
+#
+COPY ./bin/qemu-arm-static /usr/bin/qemu-arm-static
+
 #
 #	Install s6-overlay
 #	@see https://github.com/just-containers/s6-overlay

bin/qemu-arm-static

@@ -6,11 +6,22 @@
 #   @see https://microbadger.com/labels
 #
 
-echo "Building image"
+echo "Building images"
 
 docker build \
+  --build-arg BASE_IMAGE="alpine:3.10" \
   --build-arg BUILD_DATE=`date -u +"%Y-%m-%dT%H:%M:%SZ"` \
+  --build-arg OVERLAY_ARCH="amd64" \
   --build-arg VCS_REF=`git rev-parse --short HEAD` \
   --build-arg VCS_SRC="https://github.com/SloCompTech/docker-openvpn/commit/$SOURCE_COMMIT" \
   --build-arg VERSION="$SOURCE_BRANCH" \
-  -t $IMAGE_NAME .
+  -t $IMAGE_NAME .
+
+docker build \
+  --build-arg BASE_IMAGE="arm32v6/alpine:3.10" \
+  --build-arg BUILD_DATE=`date -u +"%Y-%m-%dT%H:%M:%SZ"` \
+  --build-arg OVERLAY_ARCH="armhf" \
+  --build-arg VCS_REF=`git rev-parse --short HEAD` \
+  --build-arg VCS_SRC="https://github.com/SloCompTech/docker-openvpn/commit/$SOURCE_COMMIT" \
+  --build-arg VERSION="$SOURCE_BRANCH" \
+  -t $IMAGE_NAME-armhf .