feat(build): add support for building on arm and x86

build_image.sh

@@ -2,14 +2,28 @@
 set -e
 
 pwd
+
+# Determine the arch/os we're building for
+ARCH=$(uname -m)
+OS=$(uname)
+
 make clean
 bash autogen.sh
 ./configure --enable-replication
 make clean
 make
 
 BUILD_DATE=$(date +'%Y%m%d%H%M%S')
-REPO_NAME="openebs/cstor-istgt"
+if [ "${ARCH}" = "x86_64" ]; then
+	REPO_NAME="openebs/cstor-istgt"
+	DOCKERFILE="Dockerfile"
+elif [ "${ARCH}" = "aarch64" ]; then
+	REPO_NAME="openebs/cstor-istgt-arm64"
+	DOCKERFILE="Dockerfile.arm64"
+else
+	echo "Unusable architecture: ${ARCH}"
+	exit 1
+fi
 
 echo "Build image ${REPO_NAME}:ci with BUILD_DATE=${BUILD_DATE}"
 
@@ -22,7 +36,7 @@ sudo docker version
 sudo docker build --help
 
 cd docker && \
- sudo docker build -f Dockerfile -t ${REPO_NAME}:ci --build-arg BUILD_DATE=${BUILD_DATE} . && \
+ sudo docker build -f ${DOCKERFILE} -t ${REPO_NAME}:ci --build-arg BUILD_DATE=${BUILD_DATE} . && \
  IMAGE_REPO=${REPO_NAME} ./push && \
  cd ..
 

docker/Dockerfile.arm64

@@ -0,0 +1,31 @@
+#
+# This Dockerfile builds cstor istgt container running istgt from istgt base image
+#
+
+FROM arm64v8/ubuntu:18.04
+RUN apt-get update; exit 0
+RUN apt-get -y install rsyslog
+RUN apt-get -y install curl tcpdump dnsutils net-tools iputils-ping gdb
+RUN apt-get -y install apt-utils libssl-dev libjson-c-dev libjemalloc-dev
+RUN apt-get -y install apt-file && apt-file update
+
+RUN mkdir -p /usr/local/etc/bkpistgt
+RUN mkdir -p /usr/local/etc/istgt
+COPY istgt istgtcontrol /usr/local/bin/
+COPY istgt.conf istgtcontrol.conf /usr/local/etc/bkpistgt/
+RUN touch /usr/local/etc/bkpistgt/auth.conf
+RUN touch /usr/local/etc/bkpistgt/logfile
+
+COPY entrypoint-istgtimage.sh /usr/local/bin/
+RUN chmod +x /usr/local/bin/entrypoint-istgtimage.sh
+
+ARG BUILD_DATE
+LABEL org.label-schema.name="cstor"
+LABEL org.label-schema.description="OpenEBS cstor"
+LABEL org.label-schema.url="http://www.openebs.io/"
+LABEL org.label-schema.vcs-url="https://github.com/openebs/cstor"
+LABEL org.label-schema.schema-version="1.0"
+LABEL org.label-schema.build-date=$BUILD_DATE
+
+ENTRYPOINT entrypoint-istgtimage.sh
+EXPOSE 3260 6060

docker/entrypoint-istgtimage.sh

@@ -20,6 +20,7 @@ touch /usr/local/etc/istgt/logfile
 export externalIP=0.0.0.0
 service rsyslog start
 
-export LD_PRELOAD=/usr/lib/x86_64-linux-gnu/libjemalloc.so
+ARCH=$(uname -m)
+export LD_PRELOAD=/usr/lib/${ARCH}-linux-gnu/libjemalloc.so
 exec /usr/local/bin/istgt