[Draft]: cspl-3550: support Ingestion and Indexing seperation

PROJECT

@@ -1,3 +1,7 @@
+# Code generated by tool. DO NOT EDIT.
+# This file is used to track the info used to scaffold your project
+# and allow the plugins properly work.
+# More info: https://book.kubebuilder.io/reference/project-config.html
 domain: splunk.com
 layout:
 - go.kubebuilder.io/v3
@@ -109,4 +113,13 @@ resources:
   kind: LicenseManager
   path: github.com/splunk/splunk-operator/api/v4
   version: v4
+- api:
+    crdVersion: v1
+    namespaced: true
+  controller: true
+  domain: splunk.com
+  group: enterprise
+  kind: IngestionCluster
+  path: github.com/splunk/splunk-operator/api/v4
+  version: v4
 version: "3"

api/v4/ingestioncluster_types.go

@@ -0,0 +1,133 @@
+/*
+Copyright 2021.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package v4
+
+import (
+	corev1 "k8s.io/api/core/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+// EDIT THIS FILE!  THIS IS SCAFFOLDING FOR YOU TO OWN!
+// NOTE: json tags are required.  Any new fields you add must have json tags for the fields to be serialized.
+
+const (
+	// IngestionClusterPausedAnnotation is the annotation that pauses the reconciliation (triggers
+	// an immediate requeue)
+	IngestionClusterPausedAnnotation = "ingestioncluster.enterprise.splunk.com/paused"
+)
+
+// IngestionClusterSpec defines the desired state of IngestionCluster
+type IngestionClusterSpec struct {
+	CommonSplunkSpec `json:",inline"`
+
+	// Number of standalone pods
+	Replicas int32 `json:"replicas"`
+
+	// Splunk Enterprise App repository. Specifies remote App location and scope for Splunk App management
+	AppFrameworkConfig AppFrameworkSpec `json:"appRepo,omitempty"`
+}
+
+// IngestionClusterStatus defines the observed state of IngestionCluster
+type IngestionClusterStatus struct {
+	// current phase of the standalone instances
+	Phase Phase `json:"phase"`
+
+	// number of desired standalone instances
+	Replicas int32 `json:"replicas"`
+
+	// current number of ready standalone instances
+	ReadyReplicas int32 `json:"readyReplicas"`
+
+	// selector for pods, used by HorizontalPodAutoscaler
+	Selector string `json:"selector"`
+
+	// Resource Revision tracker
+	ResourceRevMap map[string]string `json:"resourceRevMap"`
+
+	// App Framework Context
+	AppContext AppDeploymentContext `json:"appContext"`
+
+	// Telemetry App installation flag
+	TelAppInstalled bool `json:"telAppInstalled"`
+
+	// Auxillary message describing CR status
+	Message string `json:"message"`
+}
+
+//+kubebuilder:object:root=true
+//+kubebuilder:subresource:status
+
+// Standalone is the Schema for a Splunk Enterprise ingestion cluster instances.
+// +k8s:openapi-gen=true
+// +kubebuilder:subresource:status
+// +kubebuilder:subresource:scale:specpath=.spec.replicas,statuspath=.status.replicas,selectorpath=.status.selector
+// +kubebuilder:resource:path=IngestionClusters,scope=Namespaced,shortName=stdaln
+// +kubebuilder:printcolumn:name="Phase",type="string",JSONPath=".status.phase",description="Status of ingestion clsuter instances"
+// +kubebuilder:printcolumn:name="Desired",type="integer",JSONPath=".status.replicas",description="Number of desired ingest cluster instances"
+// +kubebuilder:printcolumn:name="Ready",type="integer",JSONPath=".status.readyReplicas",description="Current number of ready ingestion cluster instances"
+// +kubebuilder:printcolumn:name="Age",type="date",JSONPath=".metadata.creationTimestamp",description="Age of ingestion cluster resource"
+// +kubebuilder:printcolumn:name="Message",type="string",JSONPath=".status.message",description="Auxillary message describing CR status"
+// +kubebuilder:storageversion
+type IngestionCluster struct {
+	metav1.TypeMeta   `json:",inline"`
+	metav1.ObjectMeta `json:"metadata,omitempty"`
+
+	Spec   IngestionClusterSpec   `json:"spec,omitempty"`
+	Status IngestionClusterStatus `json:"status,omitempty"`
+}
+
+//+kubebuilder:object:root=true
+
+// IngestionClusterList contains a list of IngestionCluster
+type IngestionClusterList struct {
+	metav1.TypeMeta `json:",inline"`
+	metav1.ListMeta `json:"metadata,omitempty"`
+	Items           []IngestionCluster `json:"items"`
+}
+
+func init() {
+	SchemeBuilder.Register(&IngestionCluster{}, &IngestionClusterList{})
+}
+
+// NewEvent creates a new event associated with the object and ready
+// to be published to the kubernetes API.
+func (standln *IngestionCluster) NewEvent(eventType, reason, message string) corev1.Event {
+	t := metav1.Now()
+	return corev1.Event{
+		ObjectMeta: metav1.ObjectMeta{
+			GenerateName: reason + "-",
+			Namespace:    standln.ObjectMeta.Namespace,
+		},
+		InvolvedObject: corev1.ObjectReference{
+			Kind:       "Standalone",
+			Namespace:  standln.Namespace,
+			Name:       standln.Name,
+			UID:        standln.UID,
+			APIVersion: GroupVersion.String(),
+		},
+		Reason:  reason,
+		Message: message,
+		Source: corev1.EventSource{
+			Component: "splunk-ingestion-cluster-controller",
+		},
+		FirstTimestamp:      t,
+		LastTimestamp:       t,
+		Count:               1,
+		Type:                eventType,
+		ReportingController: "enterprise.splunk.com/ingestion-cluster-controller",
+	}
+}