Merge pull request #249 from xcp-ng/systemd_failed_units

Print the full error message for failed systemd units

tests/system/test_systemd.py

@@ -9,14 +9,14 @@
 def test_failed_units(host):
     failed_services = host.ssh(['systemctl', '--state=failed', '--full', '--all',
                                '--no-pager', '--no-legend'])
-    for unit in failed_services.splitlines():
-        logging.error(f"Unit {unit.split()[0]} failed")
-
-    assert not failed_services
+    if failed_services:
+        pytest.fail(failed_services)
 
 white_list_issues = [
     "Cannot add dependency job for unit [email protected], ignoring: Unit is masked.",
     "Cannot add dependency job for unit display-manager.service, ignoring: Unit not found.",
+    "Cannot add dependency job for unit qemuback.service, ignoring: Unit not found.",
+    "Cannot add dependency job for unit sr_health_check.timer, ignoring: Unit not found.",
 ]
 
 pytest.fixture(scope='module')