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Change-Id: I2e2564a72b6be9af536235fc3795fd788fd9257b
106 lines
3.0 KiB
Bash
Executable File
106 lines
3.0 KiB
Bash
Executable File
#!/bin/bash
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set -o nounset
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: "${CR_TOKEN:?Environment variable CR_TOKEN must be set}"
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: "${GIT_REPOSITORY_URL:?Environment variable GIT_REPOSITORY_URL must be set}"
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: "${GIT_USERNAME:?Environment variable GIT_USERNAME must be set}"
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: "${GIT_EMAIL:?Environment variable GIT_EMAIL must be set}"
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readonly OWNER=haproxytech
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readonly GIT_REPO=helm-charts
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readonly PACKAGE_PATH=.deploy
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readonly CHARTS_URL=https://haproxytech.github.io/helm-charts
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readonly REPO_ROOT="${REPO_ROOT:-$(git rev-parse --show-toplevel)}"
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find_latest_tag() {
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if ! git describe --tags --abbrev=0 2>/dev/null; then
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git rev-list --max-parents=0 --first-parent HEAD
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fi
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}
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package_chart() {
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local chart="$1"
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helm dependency build "${chart}"
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helm package "${chart}" --destination "${PACKAGE_PATH}"
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}
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release_charts() {
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echo "Upload Helm chart packages to GitHub"
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cr upload -o "${OWNER}" -r "${GIT_REPO}" -p "${PACKAGE_PATH}"
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echo "Upload Helm chart packages to GHCR OCI"
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echo "${HELM_GH_TOKEN}" | helm registry login ghcr.io --username "${OWNER}" --password-stdin
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for chart in "${PACKAGE_PATH}"/*.tgz; do
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helm push "${chart}" "oci://ghcr.io/${OWNER}/${GIT_REPO}"
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done
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}
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update_index() {
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echo "Generating Helm chart index"
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git config user.email "${GIT_EMAIL}"
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git config user.name "${GIT_USERNAME}"
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git checkout gh-pages
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cr index -i index.yaml -o "${OWNER}" -r "${GIT_REPO}" -c "${CHARTS_URL}" -p "${PACKAGE_PATH}"
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git add index.yaml
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git commit --message="Update index.yaml" --signoff
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git push "${GIT_REPOSITORY_URL}" gh-pages
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}
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main() {
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pushd "${REPO_ROOT}" >/dev/null || exit 1
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echo "Fetching tags"
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git fetch --tags
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local latest_tag
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latest_tag=$(find_latest_tag)
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local latest_tag_rev
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latest_tag_rev=$(git rev-parse --verify "${latest_tag}")
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echo "${latest_tag_rev} ${latest_tag} (latest tag)"
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local head_rev
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head_rev=$(git rev-parse --verify HEAD)
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echo "${head_rev} HEAD"
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if [[ "${latest_tag_rev}" == "${head_rev}" ]]; then
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echo "No code changes. Nothing to release."
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exit
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fi
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mkdir -p "${PACKAGE_PATH}"
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echo "Identifying changed charts since tag ${latest_tag}"
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local changed_charts=()
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readarray -t changed_charts <<< "$(git diff --find-renames --name-only "${latest_tag_rev}" | grep 'Chart.yaml$' | cut -d '/' -f 1 | sort -u)"
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if [[ -n "${changed_charts[*]}" ]]; then
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local release_pending=no
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for chart in "${changed_charts[@]}"; do
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if [[ -f "${chart}/Chart.yaml" ]]; then
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release_pending=yes
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echo "Packaging chart ${chart}"
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package_chart "${chart}"
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fi
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done
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if [[ "${release_pending}" == "yes" ]]; then
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release_charts
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update_index
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else
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echo "Nothing to do. No chart changes detected."
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fi
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else
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echo "Nothing to do. No chart changes detected."
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fi
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popd >/dev/null || exit 1
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}
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main
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