Merge pull request #1 from helix-robotics-ag/seb/use_ros_domain_id

 Use ROS_DOMAIN_ID from host env variable

Dockerfile

@@ -16,4 +16,4 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
 COPY ros_entrypoint.sh .
 
 RUN echo 'source /opt/ros/iron/setup.bash; ros2 launch foxglove_bridge foxglove_bridge_launch.xml' >> /run.sh && chmod +x /run.sh
-RUN echo 'alias run="su - ros /run.sh"' >> /etc/bash.bashrc
+RUN echo 'alias run="su - ros --whitelist-environment=\"ROS_DOMAIN_ID\" /run.sh"' >> /etc/bash.bashrc

ros_entrypoint.sh

@@ -1,7 +1,7 @@
 #!/bin/bash
 set -e
 
-id -u ros &>/dev/null || adduser --quiet --disabled-password --gecos '' --uid ${UID:=1000} --uid ${GID:=1000} ros
+id -u ros &>/dev/null || adduser --quiet --disabled-password --gecos '' --uid ${UID:=1000} ros
 
 source /opt/ros/${ROS_DISTRO}/setup.bash
 

run.sh

@@ -6,7 +6,7 @@ docker run -it --rm \
 --network=host \
 --ipc=host \
 --pid=host \
---env UID=$(id -u) \
---env GID=$(id -g) \
+--env UID=${MY_UID} \
+--env ROS_DOMAIN_ID \
 --privileged \
 ghcr.io/helix-robotics-ag/${REPOSITORY_NAME}:iron