Alerting: Support for imported Templates (#114196)

* refactor template service to contstruct notification template in one place, get provenance before creating and calculate resource version after.
* refactor get by UID and name

* introduce template kind in NotificationTemplate
* introduce includeImported flag and use in the k8s api
* support imported templates
* add kind to template uid
* tests for imported templates
* update API model
* set kind to default templates

apps/alerting/notifications/kinds/v0alpha1/template_spec.cue

@@ -1,6 +1,9 @@
 package v0alpha1
 
+TemplateKind:  *"grafana" | "mimir"
+
 TemplateGroupSpec: {
 	title:   string
 	content: string
+	kind:    TemplateKind
 }

apps/alerting/notifications/pkg/apis/alertingnotifications/v0alpha1/templategroup_spec_gen.go

@@ -2,13 +2,24 @@
 
 package v0alpha1
 
+// +k8s:openapi-gen=true
+type TemplateGroupTemplateKind string
+
+const (
+	TemplateGroupTemplateKindGrafana TemplateGroupTemplateKind = "grafana"
+	TemplateGroupTemplateKindMimir   TemplateGroupTemplateKind = "mimir"
+)
+
 // +k8s:openapi-gen=true
 type TemplateGroupSpec struct {
-	Title   string `json:"title"`
-	Content string `json:"content"`
+	Title   string                    `json:"title"`
+	Content string                    `json:"content"`
+	Kind    TemplateGroupTemplateKind `json:"kind"`
 }
 
 // NewTemplateGroupSpec creates a new TemplateGroupSpec object.
 func NewTemplateGroupSpec() *TemplateGroupSpec {
-	return &TemplateGroupSpec{}
+	return &TemplateGroupSpec{
+		Kind: TemplateGroupTemplateKindGrafana,
+	}
 }

apps/alerting/notifications/pkg/apis/alertingnotifications_manifest.go

@@ -26,7 +26,7 @@ var (
 	rawSchemaRoutingTreev0alpha1       = []byte(`{"Matcher":{"additionalProperties":false,"properties":{"label":{"type":"string"},"type":{"enum":["=","!=","=~","!~"],"type":"string"},"value":{"type":"string"}},"required":["type","label","value"],"type":"object"},"Route":{"additionalProperties":false,"properties":{"active_time_intervals":{"items":{"type":"string"},"type":"array"},"continue":{"type":"boolean"},"group_by":{"items":{"type":"string"},"type":"array"},"group_interval":{"type":"string"},"group_wait":{"type":"string"},"matchers":{"items":{"$ref":"#/components/schemas/Matcher"},"type":"array"},"mute_time_intervals":{"items":{"type":"string"},"type":"array"},"receiver":{"type":"string"},"repeat_interval":{"type":"string"},"routes":{"items":{"$ref":"#/components/schemas/Route"},"type":"array"}},"required":["continue"],"type":"object"},"RouteDefaults":{"additionalProperties":false,"properties":{"group_by":{"items":{"type":"string"},"type":"array"},"group_interval":{"type":"string"},"group_wait":{"type":"string"},"receiver":{"type":"string"},"repeat_interval":{"type":"string"}},"required":["receiver"],"type":"object"},"RoutingTree":{"properties":{"spec":{"$ref":"#/components/schemas/spec"}},"required":["spec"]},"spec":{"additionalProperties":false,"properties":{"defaults":{"$ref":"#/components/schemas/RouteDefaults"},"routes":{"items":{"$ref":"#/components/schemas/Route"},"type":"array"}},"required":["defaults","routes"],"type":"object"}}`)
 	versionSchemaRoutingTreev0alpha1   app.VersionSchema
 	_                                  = json.Unmarshal(rawSchemaRoutingTreev0alpha1, &versionSchemaRoutingTreev0alpha1)
-	rawSchemaTemplateGroupv0alpha1     = []byte(`{"TemplateGroup":{"properties":{"spec":{"$ref":"#/components/schemas/spec"}},"required":["spec"]},"spec":{"additionalProperties":false,"properties":{"content":{"type":"string"},"title":{"type":"string"}},"required":["title","content"],"type":"object"}}`)
+	rawSchemaTemplateGroupv0alpha1     = []byte(`{"TemplateGroup":{"properties":{"spec":{"$ref":"#/components/schemas/spec"}},"required":["spec"]},"TemplateKind":{"enum":["grafana","mimir"],"type":"string"},"spec":{"additionalProperties":false,"properties":{"content":{"type":"string"},"kind":{"$ref":"#/components/schemas/TemplateKind","default":"grafana"},"title":{"type":"string"}},"required":["title","content","kind"],"type":"object"}}`)
 	versionSchemaTemplateGroupv0alpha1 app.VersionSchema
 	_                                  = json.Unmarshal(rawSchemaTemplateGroupv0alpha1, &versionSchemaTemplateGroupv0alpha1)
 	rawSchemaTimeIntervalv0alpha1      = []byte(`{"Interval":{"additionalProperties":false,"properties":{"days_of_month":{"items":{"type":"string"},"type":"array"},"location":{"type":"string"},"months":{"items":{"type":"string"},"type":"array"},"times":{"items":{"$ref":"#/components/schemas/TimeRange"},"type":"array"},"weekdays":{"items":{"type":"string"},"type":"array"},"years":{"items":{"type":"string"},"type":"array"}},"type":"object"},"TimeInterval":{"properties":{"spec":{"$ref":"#/components/schemas/spec"}},"required":["spec"]},"TimeRange":{"additionalProperties":false,"properties":{"end_time":{"type":"string"},"start_time":{"type":"string"}},"required":["start_time","end_time"],"type":"object"},"spec":{"additionalProperties":false,"properties":{"name":{"type":"string"},"time_intervals":{"items":{"$ref":"#/components/schemas/Interval"},"type":"array"}},"required":["name","time_intervals"],"type":"object"}}`)