remove unnecessary apt-get update in Dockerfile

Co-authored-by: Lennart Reiher <lennart.reiher@ika.rwth-aachen.de>
ika-rwth-aachen · Jan 18, 2024 · 485c5d6 · 485c5d6
1 parent 3016ade
commit 485c5d6
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/docker/Dockerfile b/docker/Dockerfile
@@ -208,8 +208,7 @@ RUN source /opt/ros/$ROS_DISTRO/setup.bash && \
 # install desired ROS 2 middleware
 ARG RMW_IMPLEMENTATION
 ENV RMW_IMPLEMENTATION=${RMW_IMPLEMENTATION}
-RUN apt-get update && \
-    if [[ "$ROS_VERSION" == "2" ]]; then \
+RUN if [[ "$ROS_VERSION" == "2" ]]; then \
         apt-get update && \
         RMW_PACKAGE=ros-$ROS_DISTRO-$(echo $RMW_IMPLEMENTATION | tr '_' '-') && \
         apt-get install -y $RMW_PACKAGE && \