Enable featureset override for tempest_{format, extra_override}

Projects may want to override tempest runs for a given job:
- tempest_format
- tempest_extra_config
- tempest_plugins

Change-Id: I80c4db20e4b4deeb576380d20d3ee5f3f8fff66d

playbooks/tripleo-ci/run-v3.yaml

@@ -54,7 +54,7 @@
       - name: Check overridable settings
         fail:
           msg: "ERROR: {{ item }} is not overridable."
-        when: item not in ['run_tempest', 'tempest_whitelist', 'test_black_regex']
+        when: item not in ['run_tempest', 'tempest_whitelist', 'test_black_regex', 'tempest_format', 'tempest_extra_config', 'tempest_plugins']
         with_items: "{{ featureset_override }}"
       - name: Generate featureset overriding file
         template:

zuul.d/README.rst

@@ -11,6 +11,9 @@ config can be overriden:
  - `run_tempest`: To run tempest or not (true|false).
  - `tempest_whitelist`: List of tests you want to be executed.
  - `test_black_regex`: Set of tempest tests to skip.
+ - `tempest_format`: Installing tempest from venv, packages or containers
+ - `tempest_extra_config`: A dict values in order to override the tempest.conf
+ - `tempest_plugins`: List of tempest plugins needs to be installed
 
 Example::
 
@@ -19,7 +22,13 @@ Example::
         parent: tripleo-ci-multinode
         ...
         vars:
-        featureset_override:
-          run_tempest: true
-          tempest_whitelist:
-            - 'tempest.scenario.test_volume_boot_pattern.TestVolumeBootPattern.test_volume_boot_pattern'
+          featureset_override:
+            run_tempest: true
+            tempest_whitelist:
+              - 'tempest.scenario.test_volume_boot_pattern.TestVolumeBootPattern.test_volume_boot_pattern'
+            tempest_black_regex: 'tempest.api.network|tempest.api.compute'
+            tempest_format: 'containers'
+            tempest_extra_config: {'telemetry.alarm_granularity': '60'}
+            tempest_plugins:
+              - 'python-keystone-tests-tempest'
+              - 'python-cinder-tests-tempest'