If applied, this commit will add an optional canary spec field named summary for notification purposes

Signed-off-by: baldey-nz <baldey@gmail.com>

artifacts/flagger/crd.yaml

@@ -79,6 +79,9 @@ spec:
                 - service
                 - analysis
               properties:
+                summary:
+                  description: Optional msg to add to each notification
+                  type: string
                 provider:
                   description: Traffic managent provider
                   type: string

pkg/apis/flagger/v1beta1/canary.go

@@ -103,6 +103,10 @@ type CanarySpec struct {
 	// revert canary mutation on deletion of canary resource
 	// +optional
 	RevertOnDeletion bool `json:"revertOnDeletion,omitempty"`
+
+	// Summary creates new notification message
+	// +optional
+	Summary string `json:"summary,omitempty"`
 }
 
 // CanaryService defines how ClusterIP services, service mesh or ingress routing objects are generated

pkg/controller/events.go

@@ -175,6 +175,16 @@ func (c *Controller) alert(canary *flaggerv1.Canary, message string, metadata bo
 
 func alertMetadata(canary *flaggerv1.Canary) []notifier.Field {
 	var fields []notifier.Field
+
+	if canary.Spec.Summary != "" {
+		fields = append(fields,
+			notifier.Field{
+				Name:  "Summary",
+				Value: canary.Spec.Summary,
+			},
+		)
+	}
+
 	fields = append(fields,
 		notifier.Field{
 			Name:  "Target",