ci/lava: Create Gitlab log sections handler

Gitlab has support for collapsible sections, so it would be good to
create collapsed log sections for the LAVA setup logs. This way, the
Mesa developers to see only the execution of the scripts, instead of
LAVA messages clutter.

Signed-off-by: Guilherme Gallo <guilherme.gallo@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16323>

.gitlab-ci/lava/lava_job_submitter.py

@@ -46,6 +46,7 @@ from lava.exceptions import (
     MesaCIRetryError,
     MesaCITimeoutError,
 )
+from lava.utils.lava_log import GitlabSection
 from lavacli.utils import loader
 
 # Timeout in seconds to decide if the device from the dispatched LAVA job has
@@ -140,7 +141,10 @@ def generate_lava_yaml(args):
 
     # skeleton test definition: only declaring each job as a single 'test'
     # since LAVA's test parsing is not useful to us
-    run_steps = []
+    setup_section = GitlabSection(
+        id="lava_setup", header="LAVA setup log", start_collapsed=True
+    )
+    run_steps = [f"printf '{setup_section.start()}'"]
     test = {
       'timeout': { 'minutes': args.job_timeout },
       'failure_retry': 1,
@@ -191,6 +195,8 @@ def generate_lava_yaml(args):
       'mkdir -p {}'.format(args.ci_project_dir),
       'wget -S --progress=dot:giga -O- {} | tar -xz -C {}'.format(args.build_url, args.ci_project_dir),
       'wget -S --progress=dot:giga -O- {} | tar -xz -C /'.format(args.job_rootfs_overlay_url),
+      f"printf '{setup_section.end()}'",
+
       # Putting CI_JOB name as the testcase name, it may help LAVA farm
       # maintainers with monitoring
       f"lava-test-case 'mesa-ci_{args.mesa_job_name}' --shell /init-stage2.sh",