Merge pull request #893 from rax-maas/update-base-java-image

update base image in Dockerfile

README.md

@@ -40,6 +40,9 @@ Important build profiles to know about:
 Blueflood's main artifact is an ['uber jar'](http://stackoverflow.com/questions/11947037/what-is-an-uber-jar), produced
 by the [`blueflood-all` module](blueflood-all/pom.xml).
 
+After compiling, you can also build a Docker image with `mvn docker:build`. See
+[blueflood-docker](contrib/blueflood-docker) for the Docker-related files.
+
 ### Running
 
 You can easily build a ready-to-run Blueflood jar from source:

contrib/blueflood-docker/Dockerfile

@@ -1,13 +1,18 @@
-FROM java:8
+FROM eclipse-temurin:8
 
 MAINTAINER gaurav.bajaj@rackspace.com
+MAINTAINER ryan.stewart@rackspace.com
 
-RUN apt-get update
-RUN apt-get install -y netcat
-RUN apt-get install -y git
-RUN apt-get install -y python python-dev python-pip python-virtualenv && \
+RUN apt-get update && apt-get install -y \
+    git \
+    netcat \
+    python3 \
+    python3-dev \
+    python3-pip \
+    python3-virtualenv && \
     rm -rf /var/lib/apt/lists/*
-RUN pip install cqlsh==4.1.1
+
+RUN pip install cqlsh==6.0.0
 
 COPY ES-Setup /ES-Setup
 COPY load.cdl /blueflood.cdl