From 6d5c63fb8cc6b532d4c9613fa40b8c5ff8b20982 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Edd=C3=BA=20Mel=C3=A9ndez?= <eddu.melendez@gmail.com>
Date: Fri, 24 Dec 2021 16:38:50 -0500
Subject: [PATCH] Add JRE 17

See https://blog.adoptium.net/2021/12/eclipse-temurin-jres-are-back/
---
 .github/pipeline-descriptor.yml     |   8 ++
 .github/workflows/update-jre-17.yml | 112 ++++++++++++++++++++++++++++
 buildpack.toml                      |  14 ++++
 3 files changed, 134 insertions(+)
 create mode 100644 .github/workflows/update-jre-17.yml

diff --git a/.github/pipeline-descriptor.yml b/.github/pipeline-descriptor.yml
index 1545061..6731d74 100644
--- a/.github/pipeline-descriptor.yml
+++ b/.github/pipeline-descriptor.yml
@@ -59,3 +59,11 @@ dependencies:
     implementation: hotspot
     type:           jdk
     version:        "[17,18)"
+- name:            JRE 17
+  id:              jre
+  version_pattern: "17\\.[\\d]+\\.[\\d]+"
+  uses:            docker://ghcr.io/paketo-buildpacks/actions/adoptium-dependency:main
+  with:
+    implementation: hotspot
+    type:           jre
+    version:        "[17,18)"
diff --git a/.github/workflows/update-jre-17.yml b/.github/workflows/update-jre-17.yml
new file mode 100644
index 0000000..71028a9
--- /dev/null
+++ b/.github/workflows/update-jre-17.yml
@@ -0,0 +1,112 @@
+name: Update JRE 17
+"on":
+    schedule:
+        - cron: 0 5 * * 1-5
+    workflow_dispatch: {}
+jobs:
+    update:
+        name: Update Buildpack Dependency
+        runs-on:
+            - ubuntu-latest
+        steps:
+            - uses: actions/setup-go@v2
+              with:
+                go-version: "1.16"
+            - name: Install update-buildpack-dependency
+              run: |
+                #!/usr/bin/env bash
+
+                set -euo pipefail
+
+                GO111MODULE=on go get -u -ldflags="-s -w" github.com/paketo-buildpacks/libpak/cmd/update-buildpack-dependency
+            - 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"
+
+                chmod +x "${HOME}"/bin/yj
+              env:
+                YJ_VERSION: 5.0.0
+            - uses: actions/checkout@v2
+            - id: dependency
+              uses: docker://ghcr.io/paketo-buildpacks/actions/adoptium-dependency:main
+              with:
+                implementation: hotspot
+                type: jre
+                version: '[17,18)'
+            - name: Update Buildpack Dependency
+              id: buildpack
+              run: |-
+                #!/usr/bin/env bash
+
+                set -euo pipefail
+
+                OLD_VERSION=$(yj -tj < buildpack.toml | jq -r "
+                  .metadata.dependencies[] |
+                  select( .id == env.ID ) |
+                  select( .version | test( env.VERSION_PATTERN ) ) |
+                  .version")
+
+                update-buildpack-dependency \
+                  --buildpack-toml buildpack.toml \
+                  --id "${ID}" \
+                  --version-pattern "${VERSION_PATTERN}" \
+                  --version "${VERSION}" \
+                  --cpe-pattern "${CPE_PATTERN:-}" \
+                  --cpe "${CPE:-}" \
+                  --purl-pattern "${PURL_PATTERN:-}" \
+                  --purl "${PURL:-}" \
+                  --uri "${URI}" \
+                  --sha256 "${SHA256}"
+
+                git add buildpack.toml
+                git checkout -- .
+
+                if [ "$(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 $2}')" ]; then
+                  LABEL="semver:minor"
+                else
+                  LABEL="semver:patch"
+                fi
+
+                echo "::set-output name=old-version::${OLD_VERSION}"
+                echo "::set-output name=new-version::${VERSION}"
+                echo "::set-output name=version-label::${LABEL}"
+              env:
+                CPE: ${{ steps.dependency.outputs.cpe }}
+                CPE_PATTERN: ""
+                ID: jre
+                PURL: ${{ steps.dependency.outputs.purl }}
+                PURL_PATTERN: ""
+                SHA256: ${{ steps.dependency.outputs.sha256 }}
+                URI: ${{ steps.dependency.outputs.uri }}
+                VERSION: ${{ steps.dependency.outputs.version }}
+                VERSION_PATTERN: 17\.[\d]+\.[\d]+
+            - uses: peter-evans/create-pull-request@v3
+              with:
+                author: ${{ secrets.JAVA_GITHUB_USERNAME }} <${{ secrets.JAVA_GITHUB_USERNAME }}@users.noreply.github.com>
+                body: Bumps `JRE 17` from `${{ steps.buildpack.outputs.old-version }}` to `${{ steps.buildpack.outputs.new-version }}`.
+                branch: update/buildpack/jre-17
+                commit-message: |-
+                    Bump JRE 17 from ${{ steps.buildpack.outputs.old-version }} to ${{ steps.buildpack.outputs.new-version }}
+
+                    Bumps JRE 17 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 JRE 17 from ${{ steps.buildpack.outputs.old-version }} to ${{ steps.buildpack.outputs.new-version }}
+                token: ${{ secrets.JAVA_GITHUB_TOKEN }}
diff --git a/buildpack.toml b/buildpack.toml
index 752b99e..5da908f 100644
--- a/buildpack.toml
+++ b/buildpack.toml
@@ -196,6 +196,20 @@ api = "0.7"
       type = "GPL-2.0 WITH Classpath-exception-2.0"
       uri = "https://openjdk.java.net/legal/gplv2+ce.html"
 
+  [[metadata.dependencies]]
+    cpes = ["cpe:2.3:a:oracle:jre:17.0.1:*:*:*:*:*:*:*"]
+    id = "jre"
+    name = "Adoptium JRE"
+    purl = "pkg:generic/adoptium-jre@17.0.1?arch=amd64"
+    sha256 = "9d58cb741509a88e0ae33eb022334fb900b409b198eca6fe76246f0677b392ad"
+    stacks = ["io.buildpacks.stacks.bionic", "io.paketo.stacks.tiny", "*"]
+    uri = "https://github.com/adoptium/temurin17-binaries/releases/download/jdk-17.0.1%2B12/OpenJDK17U-jre_x64_linux_hotspot_17.0.1_12.tar.gz"
+    version = "17.0.1"
+
+    [[metadata.dependencies.licenses]]
+      type = "GPL-2.0 WITH Classpath-exception-2.0"
+      uri = "https://openjdk.java.net/legal/gplv2+ce.html"
+
 [[stacks]]
   id = "io.buildpacks.stacks.bionic"