build-artifacts.sh

#!/bin/bash
set -e

shopt -s expand_aliases
if [[ "$OSTYPE" == "darwin"* ]]; then
  alias sed='sed -i ""'
else
  alias sed='sed -i""'
fi

application_name=$(cat ./artifacts/appconfig.json | jq ".name" | tr -d '"')
application_version=$(cat ./artifacts/appconfig.json | jq ".version" | tr -d '"')
application_icon=$(cat ./artifacts/appconfig.json | jq ".icon" | tr -d '"')
application_description=$(cat ./artifacts/appconfig.json | jq ".description" | tr -d '"')
helm_chart_version=$(cat ./artifacts/appconfig.json | jq ".helmChartVersion" | tr -d '"')
docker_registry=$(cat ./artifacts/appconfig.json | jq ".dockerRegistry" | tr -d '"')
parameters_arr=$(cat ./artifacts/appconfig.json | jq ".parameters | .[].name" | awk '{ print $1 }' | tr -d '"')

echo "Start to prepare deployments artifacts"

echo "==> docker build"
docker build -t $docker_registry/$application_name:$application_version .

echo "==> docker push"
docker push $docker_registry/$application_name:$application_version

echo "==> update versions in helm charts - Chart.yaml"
sed 's/version:.*/version: '${helm_chart_version}'/g' ./artifacts/helm/$application_name/Chart.yaml
sed 's/appVersion:.*/appVersion: '\"${application_version}\"'/g' ./artifacts/helm/$application_name/Chart.yaml
tmp_application_icon=`printf "%q" "$application_icon"`
sed "s|icon:.*|icon: ${tmp_application_icon}|g" ./artifacts/helm/$application_name/Chart.yaml
sed "s|description:.*|description: ${application_description//\&/\\\&}|g" ./artifacts/helm/$application_name/Chart.yaml

echo "==> update deployment parameters into helm charts - _parameters.tpl"
echo '{{- define "parameters" }}' > ./artifacts/helm/$application_name/templates/_parameters.tpl
if [[ ! -z "$parameters_arr" ]]; then
  for element in ${parameters_arr//\\n/ } ; do
    echo "- name: $element" >> ./artifacts/helm/$application_name/templates/_parameters.tpl
    echo "  value: !!str {{ .Values.$element }}" >> ./artifacts/helm/$application_name/templates/_parameters.tpl
  done
fi
echo '{{- end }}' >> ./artifacts/helm/$application_name/templates/_parameters.tpl

# helm lint and render template are not mandatory
if which helm >/dev/null; then
  echo "==> helm lint"
  helm lint ./artifacts/helm/$application_name
  echo "==> helm render template"
  helm template ./artifacts/helm/$application_name
fi

echo "Deployments artifacts are generated successfully!"