Adding build and release script

build/release.sh

@@ -0,0 +1,34 @@
+#!/bin/bash
+
+# error out if any statements fail
+set -e
+
+function usage() {
+  echo "$0 [options] <version>"
+  echo " version : The released version to build an docker image for (eg: 2.1.4)"
+  echo " mode : The mode. Choose one of 'build', 'publish' or 'buildandpublish'"
+}
+
+if [ -z $1 ] || [ -z $2 ] || [[ $2 != "build" && $2 != "publish" && $2 != "buildandpublish" ]]; then
+  usage
+  exit
+fi
+
+VERSION=$1
+TAG=geoserver-docker.osgeo.org/geoserver:$VERSION
+
+# Go up one level to the Dockerfile
+cd ".."
+
+if [ $2 != "publish" ]; then
+  echo "Building GeoServer Docker Image..."
+  echo "docker build --build-arg GS_VERSION=$VERSION -t $TAG ."
+  docker build --build-arg GS_VERSION=$VERSION -t $TAG .
+fi
+
+if [ $2 != "build" ]; then
+  echo "Publishing GeoServer Docker Image..."
+  echo $DOCKERPASSWORD | docker login -u $DOCKERUSER --password-stdin geoserver-docker.osgeo.org
+  echo "docker push $TAG"
+  docker push $TAG
+fi