Merge branch 'preinstall-liblttng-ust-dev' into 'master'

Start lttng-sessiond and preinstall lttng-*

See merge request ros_tracing/ros2_tracing!27

.gitlab-ci.yml

@@ -10,6 +10,7 @@ before_script:
   - apt-get update
   - rosdep update
   - rosdep install --from-paths . --ignore-src --rosdistro dashing -y --skip-keys "console_bridge fastcdr fastrtps libopensplice67 libopensplice69 rti-connext-dds-5.3.1 urdfdom_headers"
+  - lttng-sessiond --daemonize
 
 # build:
 #   script:

docker-ci-base/Dockerfile

@@ -9,9 +9,14 @@ RUN apt-get install --no-install-recommends -y \
 RUN apt-get install -y software-properties-common
 RUN apt-add-repository -y ppa:lttng/ppa
 RUN apt-get update
-RUN apt-get install -y \
+RUN apt-get install --no-install-recommends -y \
+    lttng-tools \
+    lttng-modules-dkms \
+    liblttng-ust-dev
+RUN apt-get install --no-install-recommends -y \
     python3-lttng \
     python3-babeltrace
 
 ENV RTI_NC_LICENSE_ACCEPTED=yes
-RUN apt-get install rti-connext-dds-5.3.1
+RUN apt-get install --no-install-recommends -y \
+    rti-connext-dds-5.3.1