Refactoring DockerFile for multistage build

[ccsdk/distribution.git] / opendaylight / aluminum / aluminum-alpine / src / main / docker / Dockerfile

diff --git a/opendaylight/aluminum/aluminum-alpine/src/main/docker/Dockerfile b/opendaylight/aluminum/aluminum-alpine/src/main/docker/Dockerfile
index 9ef70db..c4cced8 100644 (file)
--- a/opendaylight/aluminum/aluminum-alpine/src/main/docker/Dockerfile
+++ b/opendaylight/aluminum/aluminum-alpine/src/main/docker/Dockerfile
@@ -1,10 +1,11 @@
-FROM onap/ccsdk-alpine-j11-image:${project.docker.latestfulltag.version}
-MAINTAINER CCSDK Team (onap-ccsdk@lists.onap.org)
+# Prepare stage for multistage image build
+## START OF STAGE0 ##
+FROM onap/ccsdk-alpine-j11-image:${project.docker.latestfulltag.version} AS stage0
+USER root
 
 ENV ODL_HOME /opt/opendaylight/current
 
 # copy the opendaylight tar and expand
-USER root
 COPY ${odl.karaf.artifactId}-${ccsdk.opendaylight.version}.tar.gz /tmp/
 RUN mkdir -p /opt/odl \
     && tar zxvf /tmp/${odl.karaf.artifactId}-${ccsdk.opendaylight.version}.tar.gz --directory /opt/odl \
@@ -19,6 +20,18 @@ COPY system $ODL_HOME/system
 #COPY configure_cluster.sh configure-cluster-ipdetect.sh custom_shard_config.txt set_persistence.sh $ODL_HOME/bin/
 #RUN chmod 755 $ODL_HOME/bin/configure_cluster.sh $ODL_HOME/bin/configure-cluster-ipdetect.sh $ODL_HOME/bin/set_persistence.sh $ODL_HOME/bin/custom_shard_config.txt
 
+## END OF STAGE0 ##
+
+
+## This will create actual image
+FROM onap/ccsdk-alpine-j11-image:${project.docker.latestfulltag.version}
+MAINTAINER CCSDK Team (onap-ccsdk@lists.onap.org)
+USER root
+
+ENV ODL_HOME /opt/opendaylight/current
+
+COPY --from=stage0 /opt /opt
+
 # ENTRYPOINT exec /opt/opendaylight/bin/karaf
 WORKDIR $ODL_HOME
 USER onap