[tempest re-run] Add support for new feature

The tempest runner script has recently got a feature
that allows re-running the failed tests – for having
additional insight on the issues repeatability.
This commit adds the support of enabling that feature
from the test-operator perspective.

Related: openstack-k8s-operators/tcib#320

Author: sdatko

api/v1beta1/tempest_types.go

@@ -427,6 +427,21 @@ type TempestSpec struct {
 	// that may have been left out.
 	Cleanup bool `json:"cleanup"`
 
+	// +kubebuilder:validation:Optional
+	// +operator-sdk:csv:customresourcedefinitions:type=spec
+	// +kubebuilder:default:=false
+	// Activate tempest re-run feature. When activated, tempest will perform
+	// another run of the tests that failed during the first execution.
+	RerunFailedTests bool `json:"rerunFailedTests"`
+
+	// +kubebuilder:validation:Optional
+	// +operator-sdk:csv:customresourcedefinitions:type=spec
+	// +kubebuilder:default:=false
+	// Allow override of exit status with the tempest re-run feature.
+	// When activated, the original return value of the tempest run will be
+	// overridden with a result of the tempest run on the set of failed tests.
+	RerunOverrideStatus bool `json:"rerunOverrideStatus"`
+
 	// +kubebuilder:validation:Optional
 	// +operator-sdk:csv:customresourcedefinitions:type=spec
 	// NetworkAttachments is a list of NetworkAttachment resource names to expose

api/v1beta1/tempest_types_workflow.go

@@ -253,6 +253,21 @@ type WorkflowTempestSpec struct {
 	// behaviour then set this option to true.
 	Parallel *bool `json:"parallel,omitempty"`
 
+	// +kubebuilder:validation:Optional
+	// +operator-sdk:csv:customresourcedefinitions:type=spec
+	// +kubebuilder:default:=false
+	// Activate tempest re-run feature. When activated, tempest will perform
+	// another run of the tests that failed during the first execution.
+	RerunFailedTests bool `json:"rerunFailedTests"`
+
+	// +kubebuilder:validation:Optional
+	// +operator-sdk:csv:customresourcedefinitions:type=spec
+	// +kubebuilder:default:=false
+	// Allow override of exit status with the tempest re-run feature.
+	// When activated, the original return value of the tempest run will be
+	// overridden with a result of the tempest run on the set of failed tests.
+	RerunOverrideStatus bool `json:"rerunOverrideStatus"`
+
 	// +kubebuilder:validation:Optional
 	// +operator-sdk:csv:customresourcedefinitions:type=spec
 	// NetworkAttachments is a list of NetworkAttachment resource names to expose

controllers/tempest_controller.go

@@ -591,6 +591,8 @@ func (r *TempestReconciler) generateServiceConfigMaps(
 
 	envVars["TEMPEST_DEBUG_MODE"] = r.GetDefaultBool(instance.Spec.Debug)
 	envVars["TEMPEST_CLEANUP"] = r.GetDefaultBool(instance.Spec.Cleanup)
+	envVars["TEMPEST_RERUN_FAILED_TESTS"] = r.GetDefaultBool(instance.Spec.RerunFailedTests)
+	envVars["TEMPEST_RERUN_OVERRIDE_STATUS"] = r.GetDefaultBool(instance.Spec.RerunOverrideStatus)
 
 	cms := []util.Template{
 		// ConfigMap