Build not only x64

refs #27

.github/workflows/build.yml

@@ -15,6 +15,11 @@ jobs:
       - name: Checkout HEAD
         uses: actions/checkout@v1
 
+      - name: QEMU
+        run: sudo apt-get install -y qemu-user-static binfmt-support
+
+      - run: docker buildx create --use
+
       - name: Icinga 2
         run: git clone https://github.com/Icinga/icinga2.git
 

Dockerfile

@@ -39,14 +39,14 @@ RUN cd /check_mssql_health ;\
 	mkdir bin ;\
 	autoconf ;\
 	autoreconf ;\
-	./configure --libexecdir=/usr/lib/nagios/plugins ;\
+	./configure "--build=$(uname -m)-unknown-linux-gnu" --libexecdir=/usr/lib/nagios/plugins ;\
 	make ;\
 	make install "DESTDIR=$(pwd)/bin"
 
 RUN cd /check_nwc_health ;\
 	mkdir bin ;\
 	autoreconf ;\
-	./configure --libexecdir=/usr/lib/nagios/plugins ;\
+	./configure "--build=$(uname -m)-unknown-linux-gnu" --libexecdir=/usr/lib/nagios/plugins ;\
 	make ;\
 	make install "DESTDIR=$(pwd)/bin"
 

action.Dockerfile

@@ -14,6 +14,7 @@ FROM docker
 
 RUN ["apk", "add", "--no-cache", "bash", "git", "nodejs", "perl"]
 COPY --from=clone /actions /actions
+COPY --from=docker/buildx-bin /buildx /usr/libexec/docker/cli-plugins/docker-buildx
 ADD . /docker-icinga2
 
 CMD ["/docker-icinga2/action.bash"]

action.bash

@@ -9,6 +9,7 @@ mkimg () {
 
 	env INPUT_FETCH-DEPTH=0 node /actions/checkout/dist/index.js |grep -vFe ::add-matcher::
 
+	docker buildx create --use
 	/docker-icinga2/build.bash .
 
 	STATE_isPost=1 node /actions/checkout/dist/index.js

build.bash

@@ -12,6 +12,16 @@ EOF
 	false
 fi
 
+if ! docker version; then
+	echo 'Docker not found' >&2
+	false
+fi
+
+if ! docker buildx version; then
+	echo '"docker buildx" not found (see https://docs.docker.com/buildx/working-with-buildx/ )' >&2
+	false
+fi
+
 I2SRC="$(realpath "$I2SRC")"
 BLDCTX="$(realpath "$(dirname "$0")")"
 TMPBLDCTX="$(mktemp -d)"
@@ -21,5 +31,6 @@ trap "rm -rf $TMPBLDCTX" EXIT
 cp -a "${BLDCTX}/." "$TMPBLDCTX"
 git clone "file://${I2SRC}/.git" "${TMPBLDCTX}/icinga2-src"
 
-docker build -f "${TMPBLDCTX}/Dockerfile" -t icinga/icinga2 "$TMPBLDCTX"
+docker buildx build --platform "$(echo linux/{amd64,arm{/v7,64/v8}} |tr ' ' ,)" -f "${TMPBLDCTX}/Dockerfile" -t icinga/icinga2 "$TMPBLDCTX"
+
 docker run --rm icinga/icinga2 icinga2 daemon -C