release-chart-merge-commit

#!/usr/bin/env bash
# SPDX-FileCopyrightText: 2018-present Open Networking Foundation <info@opennetworking.org>
#
# SPDX-License-Identifier: Apache-2.0

set -eux -o pipefail

if [ -z ${1+x} ]; then
    echo Usage: release-chart-merge-commit chart-repo-URL website-user website-password
    exit 1
fi

chart_repo_url=$1
if ! echo ${chart_repo_url} | grep ^http; then
    echo chart repo URL is invalid
    exit 1
fi

WEBSITE_USER=$2
WEBSITE_PASSWORD=$3

if [ ! -d "../build-tools" ]; then wd=${PWD} && cd .. && git clone https://github.com/onosproject/build-tools.git && cd $wd; fi

# Set up the git environment to allow making commits
repo="${PWD##*/}".git

git remote add upstream https://github.com/onosproject/${repo}
git remote set-url origin git@github.com:onosproject/${repo}
git remote set-url --push upstream git@github.com:onosproject/${repo}

# load up the Helm environment
helm repo add cord https://charts.opencord.org
helm repo add atomix https://charts.atomix.io
helm repo add onos https://charts.onosproject.org
helm repo add sdran --username ${WEBSITE_USER} --password ${WEBSITE_PASSWORD} https://sdrancharts.onosproject.org
helm repo update

modified_charts=$(git show HEAD | grep Chart.yaml | grep -v /charts/ | grep +++ | cut -d " " -f2 | sed s^b/^^) || true

staging_area="staging"
modified_component_charts=""
for chart in ${modified_charts}; do
    git --no-pager diff HEAD^ HEAD ${chart}
    version=$(git diff HEAD^ HEAD ${chart} | grep +version: | cut -d " " -f2) || true
    if [ ! -z ${version} ]; then
        # figure out the tag for this chart
        component=`echo ${chart} | cut -d "/" -f1`
        nested_component=`echo ${chart} | cut -d "/" -f2`

        if [ "$nested_component" == "Chart.yaml" ]
        then
          tag="${component}-${version}"
          modified_component_charts="${modified_component_charts} ${component}"
        else
          tag="${component}-${nested_component}-${version}"
          modified_component_charts="${modified_component_charts} ${component}/${nested_component}/"
        fi
        echo $chart bumped to version $version for component $component new tag is $tag

        # Tag the tree
        git tag $tag

        # publish the tag
        git push origin ${tag}
    fi
done

if [ "${modified_component_charts}" = "" ]; then
    echo No charts were modified
    exit 0
fi

# create the tgz files for the modified charts
rm -rf "${staging_area}"
onos_helm_charts_dir="onos-helm-charts"
onos_helm_charts="${staging_area}/${onos_helm_charts_dir}"
mkdir -p ${onos_helm_charts}
for modified_component in ${modified_component_charts}; do
    helm dependency update ${modified_component}
    helm package ${modified_component}
    component_dir=$(echo ${modified_component} | cut -d "/" -f1)
    mkdir -p ${onos_helm_charts}/${component_dir}
    mv *.tgz ${onos_helm_charts}/${component_dir}/
done

chart_index_url="${chart_repo_url}/index.yaml"
cd ${staging_area}

# Fetch the existing published chart manifest
curl -u ${WEBSITE_USER}:${WEBSITE_PASSWORD} -sLo current-index.yaml ${chart_index_url}

# merge the new charts with the existing published ones
helm repo index ${onos_helm_charts_dir} --url ${chart_repo_url}/onos-helm-charts --merge current-index.yaml
rm current-index.yaml
mv ${onos_helm_charts_dir}/index.yaml .

# generate static index files
pushd ../../build-tools && go build -o build/_output/index2md ./build/cmd/index2md && popd
../../build-tools/build/_output/index2md -file index >index.html
../../build-tools/build/_output/index2md -file index -html >README.md

cd ..

# use rsync to update the files on the webserver
chart_directory=${chart_repo_url#"https://"}
chmod -R g+r ${staging_area}/
rsync -rvzh ${staging_area}/ jenkins@static.opennetworking.org:/srv/sites/${chart_directory}