Add launcher

.github/workflows/buiild.yml

@@ -45,6 +45,7 @@ jobs:
           builder: ${{ steps.buildx.outputs.name }}
           push: ${{ steps.tag.outputs.do_push }}
           tags: |
+            ghcr.io/${{ github.repository }}:latest
             ghcr.io/${{ github.repository }}:${{ steps.tag.outputs.image_tag }}
 
       # - name: Build runtime image

Dockerfile

@@ -1,7 +1,6 @@
 # Dockerfile for EPICS OPI PHoebus
 FROM ubuntu:20.04
 
-
 ENV DEBIAN_FRONTEND=noninteractive
 
 RUN apt-get update &&  apt-get install -y locales
@@ -25,5 +24,5 @@ RUN git clone https://github.com/ControlSystemStudio/phoebus.git \
 WORKDIR ${ROOT}
 RUN mvn -DskipTests clean install
 
-ENTRYPOINT ["java", "-jar", "phoebus-product/target/product-${VERSION}.jar", \
-    "-server", "4918", "--add-modules=ALL-SYSTEM"]
+RUN ln -s phoebus-product/target/product-${VERSION}.jar phoebus.jar
+ENTRYPOINT ["java", "-jar", "phoebus.jar", "-server", "4918", "--add-modules=ALL-SYSTEM"]

phoebus.sh

@@ -0,0 +1,39 @@
+
+#!/bin/bash
+
+# A launcher for the phoebus container that allows X11 forwarding
+
+thisdir=$(realpath $(dirname ${BASH_SOURCE[0]}))
+
+if [[ $(docker --version 2>/dev/null) == *Docker* ]]; then
+    docker=docker
+else
+    docker=podman
+    args="--security-opt=label=type:container_runtime_t"
+fi
+
+XSOCK=/tmp/.X11-unix # X11 socket (but we mount the whole of tmp)
+XAUTH=/tmp/.container.xauth.$USER
+touch $XAUTH
+xauth nlist $DISPLAY | sed -e 's/^..../ffff/' | xauth -f $XAUTH nmerge -
+chmod 777 $XAUTH
+
+x11="
+-e DISPLAY
+-v $XAUTH:$XAUTH
+-e XAUTHORITY=$XAUTH
+--net host
+"
+
+args=${args}"
+-it
+"
+
+export MYHOME=/home/${USER}
+mounts="
+-v=/tmp:/tmp
+-v=${MYHOME}/.ssh:/root/.ssh
+"
+
+set -x
+$docker run ${mounts} ${args} ${x11} ghcr.io/epics-containers/ec-phoebus:latest