entrypoint

#!/usr/bin/env bash

: "${GITHUB_REPO?Need a repository name}"
: "${GITHUB_BRANCH:=master}"
: "${GITHUB_USER?Need a GitHub username}"
: "${REPO_DIR:=.}"
: "${DOCKERHUB_USER?Need a DockerHub user}"
: "${DOCKERHUB_PASS?Need a DockerHub pass}"
: "${MAVEN_ACCEPTANCE_TEST_TARGET:=test}"

set -xe
# Clone repo and get inside
git clone                                                                      \
    -b "$GITHUB_BRANCH"                                                        \
    https://github.com/"$GITHUB_USER"/"$GITHUB_REPO".git                       \
    /srv/"$GITHUB_REPO"
cd /srv/"$GITHUB_REPO"/"$REPO_DIR"

# Extract artifact name and version from pom.xml
VERSION=$(xpath -q -e '/project/version/text()' pom.xml)
TARGET=$(xpath -q -e '/project/artifactId/text()' pom.xml)

# obtain $version artifact
cd /srv/"$GITHUB_REPO"/
wget https://github.com/$GITHUB_USER/$GITHUB_REPO/releases/download/$VERSION/$TARGET-linux-amd64

# Run the java jar with the included jre java
echo '127.0.0.1 ari' >> /etc/hosts
java -jar $TARGET-linux-amd64 "$@" &
echo $! > /run/$TARGET-$VERSION.pid

# Perform maven acceptance tests
cd /srv/"$GITHUB_REPO"/"$REPO_DIR"/acceptance-test
mvn $MAVEN_ACCEPTANCE_TEST_TARGET

kill -9 $(</run/$TARGET-$VERSION.pid)

# Prepare rancher-compose.yml

cd /srv/"$GITHUB_REPO"/
sed -i									\
    -e "s!@TARGET@!$TARGET!"        					\
    Dockerfile

# Build dockerfile defined inside
cd /srv/"$GITHUB_REPO"/
docker build -t $DOCKERHUB_USER/$TARGET:$VERSION .

# Login to DockerHub and upload the container
docker login -u $DOCKERHUB_USER -p $DOCKERHUB_PASS
docker push $DOCKERHUB_USER/$TARGET:$VERSION