Generate system packages with FPM as part of maven.

package.sh

#!/usr/bin/env bash
if [ -z ${CURRENT_ITERATION} ]; then
  CURRENT_ITERATION=0enstratus1
fi
case "${PKG_VERSION}" in
	*-SNAPSHOT)
		echo "Packaging a snapshot version!"
		CURRENT_TSTAMP=`date +%s`
		#CURRENT_SHA=`git rev-parse HEAD`
		#CURRENT_ITERATION="${CURRENT_TSTAMP}-${CURRENT_SHA}"
		CURRENT_ITERATION="${CURRENT_TSTAMP}"
		;;
	*)
		echo "Not packaging a snapshot version"
		;;
esac
echo "Current iteration: ${CURRENT_ITERATION}"
EXTRACT_DIR=fpm/extract/
WORKSPACE=fpm/workspace/
SOURCE=${APPNAME}-${PKG_VERSION}.tar.gz

mkdir -p ${EXTRACT_DIR}
mkdir -p ${WORKSPACE}

echo "Extracting ${APPNAME}-${PKG_VERSION}"
tar zxf ${APPNAME}-${PKG_VERSION}.tar.gz -C ${EXTRACT_DIR} --strip-components=1

echo "chown -R enstratus:enstratus /services/${SHORTNAME}" > postinst

fpm \
--workdir ${WORKSPACE} \
-C ${EXTRACT_DIR} \
--prefix services/${SHORTNAME}/ \
-t deb \
-s dir \
--category non-free \
-d enstratus-base \
--after-install postinst \
--iteration ${CURRENT_ITERATION} \
--vendor "enStratus Networks Inc" \
-m "John E. Vincent <john.vincent@enstratus.com>" \
--url "https://enstratus.com" \
--description "${DESCRIPTION}" \
-a all \
-n ${APPNAME} \
-v ${PKG_VERSION} \
.

pom.xml

     <plugin>
        <groupId>org.codehaus.mojo</groupId>
        <artifactId>exec-maven-plugin</artifactId>
        <version>1.2.1</version>
        <executions>
          <execution>
            <id>fpm</id>
            <phase>package</phase>
            <goals><goal>exec</goal></goals>
          </execution>
        </executions>
        <configuration>
          <executable>package.sh</executable>
          <workingDirectory>target</workingDirectory>
          <environmentVariables>
            <PKG_VERSION>${project.version}</PKG_VERSION>
            <APPNAME>${project.artifactId}</APPNAME>
            <SHORTNAME>${enstratus.component.name}</SHORTNAME>
            <DESCRIPTION>${project.description}</DESCRIPTION>
          </environmentVariables>
        </configuration>
      </plugin>