openshift_health_check: allow disabling all checks

Can now set openshift_disable_check=* to disable all checks without
needing to know their names.

fixes bug 1462106
https://bugzilla.redhat.com/show_bug.cgi?id=1462106

roles/openshift_health_checker/action_plugins/openshift_health_check.py

@@ -187,7 +187,7 @@ def normalize(checks):
 
 def run_check(name, check, user_disabled_checks):
     """Run a single check if enabled and return a result dict."""
-    if name in user_disabled_checks:
+    if name in user_disabled_checks or '*' in user_disabled_checks:
         return dict(skipped=True, skipped_reason="Disabled by user request")
 
     # pylint: disable=broad-except; capturing exceptions broadly is intentional,

roles/openshift_health_checker/test/action_plugin_test.py

@@ -110,11 +110,16 @@ def test_action_plugin_skip_non_active_checks(plugin, task_vars, monkeypatch):
     assert not skipped(result)
 
 
-def test_action_plugin_skip_disabled_checks(plugin, task_vars, monkeypatch):
+@pytest.mark.parametrize('to_disable', [
+    'fake_check',
+    ['fake_check', 'spam'],
+    '*,spam,eggs',
+])
+def test_action_plugin_skip_disabled_checks(to_disable, plugin, task_vars, monkeypatch):
     checks = [fake_check('fake_check', is_active=True)]
     monkeypatch.setattr('openshift_checks.OpenShiftCheck.subclasses', classmethod(lambda cls: checks))
 
-    task_vars['openshift_disable_check'] = 'fake_check'
+    task_vars['openshift_disable_check'] = to_disable
     result = plugin.run(tmp=None, task_vars=task_vars)
 
     assert result['checks']['fake_check'] == dict(skipped=True, skipped_reason="Disabled by user request")