Add java-jre21 + Update java-jre20

.github/workflows/java-jre21.yml

@@ -0,0 +1,34 @@
+name: Build java-jre21
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - java/java-jre21/*
+      - java/entrypoint.sh
+      - .github/workflows/java-jre21.yml
+jobs:
+  push:
+    name: "java-jre21"
+    runs-on: self-hosted
+    strategy:
+      fail-fast: false
+    steps:
+      - uses: actions/checkout@v3
+      - uses: docker/setup-buildx-action@v2
+        with:
+          version: "v0.9.1"
+          buildkitd-flags: --debug
+      - uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - uses: docker/build-push-action@v3
+        with:
+          context: ./java
+          file: ./java/java-jre21/Dockerfile
+          platforms: linux/amd64
+          push: true
+          tags: |
+            ghcr.io/sparkedhost/images:java-jre21

README.md

@@ -13,6 +13,7 @@
 - [`java-jre18`](https://github.com/sparkedhost/images/blob/main/java/java-jre18/Dockerfile)[^eol]
 - [`java-jre19`](https://github.com/sparkedhost/images/blob/main/java/java-jre19/Dockerfile)[^eol]
 - [`java-jre20`](https://github.com/sparkedhost/images/blob/main/java/java-jre20/Dockerfile)[^eol]
+- [`java-jre21`](https://github.com/sparkedhost/images/blob/main/java/java-jre21/Dockerfile)
 - [`anti-malware`](https://github.com/sparkedhost/images/blob/main/java/anti-malware/Dockerfile)[^antimalware]
 
 ### Node.js images

java/java-jre20/Dockerfile

@@ -13,7 +13,7 @@ RUN apt-get update -y \
  && mkdir -p /opt/java
 
 # Download pre-built Temurin JRE binaries
-ADD https://github.com/adoptium/temurin20-binaries/releases/download/jdk-20.0.1%2B9/OpenJDK20U-jre_x64_linux_hotspot_20.0.1_9.tar.gz /opt/java/java.tar.gz
+ADD https://github.com/adoptium/temurin20-binaries/releases/download/jdk-20.0.2%2B9/OpenJDK20U-jre_x64_linux_hotspot_20.0.2_9.tar.gz /opt/java/java.tar.gz
 RUN tar -C /opt/java --strip-components=1 -xzf /opt/java/java.tar.gz \
  && rm -f /opt/java/java.tar.gz
 

java/java-jre21/Dockerfile

@@ -0,0 +1,34 @@
+# ----------------------------------
+# Sparked Host Custom Docker Image
+# Image: ghcr.io/sparkedhost/images:java-jre21
+# ----------------------------------
+
+FROM        debian:bullseye-slim
+
+LABEL       author="DevOps Team at Sparked Host" maintainer="sysadmin@sparkedhost.com"
+
+RUN apt-get update -y \
+ && apt-get install fontconfig iproute2 curl ca-certificates tar -y \
+ && useradd -d /home/container -m container \
+ && mkdir -p /opt/java
+
+# Download pre-built Temurin JRE binaries
+ADD https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.1%2B12/OpenJDK21U-jre_x64_linux_hotspot_21.0.1_12.tar.gz /opt/java/java.tar.gz
+RUN tar -C /opt/java --strip-components=1 -xzf /opt/java/java.tar.gz \
+ && rm -f /opt/java/java.tar.gz
+
+# Add Sparked certificate authority
+ADD ca.crt /usr/local/share/ca-certificates/sparked-ca.crt
+RUN chmod 644 /usr/local/share/ca-certificates/sparked-ca.crt && update-ca-certificates
+
+# Set user that will run the entrypoint script, and overwrite USER, HOME and PATH environment variables
+# We need to inject the path to the Java binaries in the PATH environment variable
+USER container
+ENV  USER=container HOME=/home/container PATH="$PATH:/opt/java/bin" LANG=C.UTF-8
+
+WORKDIR     /home/container
+
+COPY        ./entrypoint.sh /entrypoint.sh
+
+CMD         ["/bin/bash", "/entrypoint.sh"]
+