FW: JDK vs JRE in Docker Images

2019-04-18 Thread Rob Vesse
Sean Thanks for the pointers. Janino specifically says it only requires a JRE - https://janino-compiler.github.io/janino/#requirements As for scalac can't find a specific reference anywhere, appears to be self-contained AFAICT Rob On 17/04/2019,

Re: JDK vs JRE in Docker Images

2019-04-17 Thread Sean Owen
I confess I don't know, but I don't think scalac or janino need javac and related tools, and those are the only things that come to mind. If the tests pass without a JDK, that's good evidence. On Wed, Apr 17, 2019 at 8:49 AM Rob Vesse wrote: > > Folks > > > > For those using the Kubernetes

Re: JDK vs JRE in Docker Images

2019-04-17 Thread Stavros Kontopoulos
Hi Rob, We are using registry.redhat.io/redhat-openjdk-18/openjdk18-openshift ( https://docs.openshift.com/online/using_images/s2i_images/java.html) It looks most convenient as Red Hat leads the openjdk updates which is even more important from now on and also from a security point of view. There

JDK vs JRE in Docker Images

2019-04-17 Thread Rob Vesse
Folks For those using the Kubernetes support and building custom images are you using a JDK or a JRE in the container images? Using a JRE saves a reasonable chunk of image size (about 50MB with our preferred Linux distro) but I didn’t want to make this change if there was a reason to