I was able to install OpenJDK 8 via the steps below (taken from here). My Dockerfile inherits from phusion/baseimage-docker, which is based on Ubuntu 16.04 LTS. # Install OpenJDK-8 RUN apt-get update && \ apt-get install -y openjdk-8-jdk && \ apt-get install -y ant && \ apt-get clean; # Fix certificate issues RUN apt-get update … Read more
As an addition to DarkSideF answer. You should be aware that each line/command in Dockerfile is ran in another container. You can do something like this: RUN export bleah=$(hostname -f);echo $bleah; This is run in a single container.
COPY README.md package.json gulpfile.js __BUILD_NUMBER ./ or COPY [“__BUILD_NUMBER”, “README.md”, “gulpfile”, “another_file”, “./”] You can also use wildcard characters in the sourcefile specification. See the docs for a little more detail. Directories are special! If you write COPY dir1 dir2 ./ that actually works like COPY dir1/* dir2/* ./ If you want to copy multiple … Read more