Added docker-images.sh script to build and push hub and agent docker …

…images

This script is intended to be used in nightly CI to keep a public repository of docker images up to date.

Ticket: ENT-10450
Changelog: none

build-scripts/docker-images.sh

@@ -0,0 +1,35 @@
+#!/usr/bin/env bash
+set -ex
+registry=${2:-localhost:5001} # TODO make public cfengine AWS ECR registry :)
+
+cat <<EOF >Dockerfile-ubuntu-20-systemd
+FROM ubuntu:20.04
+RUN apt-get update && apt-get install -q -y systemd wget sudo
+CMD [ "/lib/systemd/systemd" ]
+EOF
+
+for name in cfengine-hub cfengine-agent; do
+  if [ "$name" = "cfengine-agent" ]; then
+    install_type="agent"
+  else
+    install_type="hub"
+  fi
+  if docker ps -a | grep $name; then
+    docker ps -a | grep $name | awk '{print $1}' | xargs docker stop
+    docker ps -a | grep $name | awk '{print $1}' | xargs docker rm
+    docker rm $name
+  fi
+  if docker images | grep $name; then
+    docker images | grep $name | awk '{print $3}' | xargs docker rmi --force
+  fi
+
+  docker build -t $name -f Dockerfile-ubuntu-20-systemd .
+  docker run -d --privileged --name $name $name
+  docker exec -i $name bash -c "wget https://s3.amazonaws.com/cfengine.packages/quick-install-cfengine-enterprise.sh  && sudo bash ./quick-install-cfengine-enterprise.sh $install_type"
+  docker commit $name $name:latest
+  docker image tag $name:latest $registry/cfengine/$name:latest
+  docker image push $registry/cfengine/$name:latest
+  docker stop $name
+  docker rm $name
+  docker rmi $name
+done