pb-update-jdk-21.yml

name: Update JDK 21
"on":
    schedule:
        - cron: 0 5 * * 1-5
    workflow_dispatch: {}
jobs:
    update:
        name: Update Buildpack Dependency
        runs-on:
            - ubuntu-latest
        steps:
            - uses: actions/setup-go@v5
              with:
                go-version: "1.20"
            - name: Install update-buildpack-dependency
              run: |
                #!/usr/bin/env bash

                set -euo pipefail

                go install -ldflags="-s -w" github.com/paketo-buildpacks/libpak/cmd/update-buildpack-dependency@latest
            - name: Install yj
              run: |
                #!/usr/bin/env bash

                set -euo pipefail

                echo "Installing yj ${YJ_VERSION}"

                mkdir -p "${HOME}"/bin
                echo "${HOME}/bin" >> "${GITHUB_PATH}"

                curl \
                  --location \
                  --show-error \
                  --silent \
                  --output "${HOME}"/bin/yj \
                  "https://github.com/sclevine/yj/releases/download/v${YJ_VERSION}/yj-linux-amd64"

                chmod +x "${HOME}"/bin/yj
              env:
                YJ_VERSION: 5.1.0
            - uses: actions/checkout@v4
            - id: dependency
              uses: docker://ghcr.io/paketo-buildpacks/actions/amazon-corretto-dependency:main
              with:
                glob: amazon-corretto-[\d.-]+-linux-x64.tar.gz
                repository: corretto-21
            - name: Update Buildpack Dependency
              id: buildpack
              run: |
                #!/usr/bin/env bash

                set -euo pipefail

                VERSION_DEPS=$(yj -tj < buildpack.toml | jq -r ".metadata.dependencies[] | select( .id == env.ID ) | select( .version | test( env.VERSION_PATTERN ) )")
                ARCH=${ARCH:-amd64}
                OLD_VERSION=$(echo "$VERSION_DEPS" | jq -r 'select( .purl | contains( env.ARCH ) ) | .version')

                if [ -z "$OLD_VERSION" ]; then
                  ARCH="" # empty means noarch
                  OLD_VERSION=$(echo "$VERSION_DEPS" | jq -r ".version")
                fi

                update-buildpack-dependency \
                  --buildpack-toml buildpack.toml \
                  --id "${ID}" \
                  --arch "${ARCH}" \
                  --version-pattern "${VERSION_PATTERN}" \
                  --version "${VERSION}" \
                  --cpe-pattern "${CPE_PATTERN:-}" \
                  --cpe "${CPE:-}" \
                  --purl-pattern "${PURL_PATTERN:-}" \
                  --purl "${PURL:-}" \
                  --uri "${URI}" \
                  --sha256 "${SHA256}" \
                  --source "${SOURCE_URI}" \
                  --source-sha256 "${SOURCE_SHA256}"

                git add buildpack.toml
                git checkout -- .

                if [ "$(echo "$OLD_VERSION" | awk -F '.' '{print $1}')" != "$(echo "$VERSION" | awk -F '.' '{print $1}')" ]; then
                  LABEL="semver:major"
                elif [ "$(echo "$OLD_VERSION" | awk -F '.' '{print $2}')" != "$(echo "$VERSION" | awk -F '.' '{print $2}')" ]; then
                  LABEL="semver:minor"
                else
                  LABEL="semver:patch"
                fi

                echo "old-version=${OLD_VERSION}" >> "$GITHUB_OUTPUT"
                echo "new-version=${VERSION}" >> "$GITHUB_OUTPUT"
                echo "version-label=${LABEL}" >> "$GITHUB_OUTPUT"
              env:
                ARCH: ""
                CPE: ${{ steps.dependency.outputs.cpe }}
                CPE_PATTERN: ""
                ID: jdk
                PURL: ${{ steps.dependency.outputs.purl }}
                PURL_PATTERN: ""
                SHA256: ${{ steps.dependency.outputs.sha256 }}
                SOURCE_SHA256: ${{ steps.dependency.outputs.source_sha256 }}
                SOURCE_URI: ${{ steps.dependency.outputs.source }}
                URI: ${{ steps.dependency.outputs.uri }}
                VERSION: ${{ steps.dependency.outputs.version }}
                VERSION_PATTERN: 21\.[\d]+\.[\d]+
            - uses: peter-evans/create-pull-request@v5
              with:
                author: ${{ secrets.JAVA_GITHUB_USERNAME }} <${{ secrets.JAVA_GITHUB_USERNAME }}@users.noreply.github.com>
                body: Bumps `JDK 21` from `${{ steps.buildpack.outputs.old-version }}` to `${{ steps.buildpack.outputs.new-version }}`.
                branch: update/buildpack/jdk-21
                commit-message: |-
                    Bump JDK 21 from ${{ steps.buildpack.outputs.old-version }} to ${{ steps.buildpack.outputs.new-version }}

                    Bumps JDK 21 from ${{ steps.buildpack.outputs.old-version }} to ${{ steps.buildpack.outputs.new-version }}.
                delete-branch: true
                labels: ${{ steps.buildpack.outputs.version-label }}, type:dependency-upgrade
                signoff: true
                title: Bump JDK 21 from ${{ steps.buildpack.outputs.old-version }} to ${{ steps.buildpack.outputs.new-version }}
                token: ${{ secrets.PAKETO_BOT_GITHUB_TOKEN }}