rcruzper/openjdk repository overview

⁠Supported tags and respective Dockerfile links

• 8-jre (8-jre/Dockerfile)⁠
• 8-jre-zulu (8-jre-zulu/Dockerfile)⁠
• 11-jre-openj9 (10-jre/Dockerfile)⁠

⁠What is this image?

Base image to execute JVM applications focused on Spring Boot applications. 8-jre is based on openjdk:8-jre-alpine⁠ 10-jre is based on adoptopenjdk/openjdk10-openj9:alpine-slim⁠

⁠How to use this image

This image adds an entrypoint.sh that allows the execution of java applications as user java:java and PID 1.

Example of a Dockerfile using this base image:

FROM image:tag

COPY yourapp.jar .

ENTRYPOINT ["./entrypoint.sh", "yourapp.jar"]

⁠Environment Variables

The following environment variables can be set to tune java execution.

⁠JAVA_AGENT

e.g., --java_agent:/etc/agent/newrelic.jar (loaded as a volume)

⁠JAVA_OPTS

e.g., --Xmx32m -Xss256k

⁠Extensions for Java 8

• Java Cryptography Extension⁠