[COMMON] Adding Common Template for cassa-operator

- K8ssandraCluster resources template file added
- Modification of the cassandra chart to add the option to install
  cassandra using the k8ssandra-operator
- AAI and SDC values changed to support the new cassandra settings
- Fix for SDC cql version in jobs
- for London make k8ssandra-operator optional (default: false)

Issue-ID: OOM-3168
Signed-off-by: Dasarathi, Swain (ds00528024) <ds00528024@techmahindra.com>
Change-Id: Idfe232460c9c1f584536e60ea042345d7dca3164

14 files changed, 176 insertions, 4 deletions

diff --git a/kubernetes/common/cassandra/templates/backup/configmap.yaml b/kubernetes/common/cassandra/templates/backup/configmap.yaml
index 9bbc69ba04..b566b6107e 100644
--- a/kubernetes/common/cassandra/templates/backup/configmap.yaml
+++ b/kubernetes/common/cassandra/templates/backup/configmap.yaml
@@ -13,6 +13,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 */}}
+{{- if not .Values.k8ssandraOperator.enabled }}
 {{- if .Values.backup.enabled }}
 apiVersion: v1
 kind: ConfigMap
@@ -28,3 +29,4 @@ data:
 {{ tpl (.Files.Glob "resources/restore.sh").AsConfig . | indent 2 }}
 {{ tpl (.Files.Glob "resources/exec.py").AsConfig . | indent 2 }}
 {{- end -}}
+{{- end -}}
diff --git a/kubernetes/common/cassandra/templates/backup/cronjob.yaml b/kubernetes/common/cassandra/templates/backup/cronjob.yaml
index 27f3cc690d..e2f675a384 100644
--- a/kubernetes/common/cassandra/templates/backup/cronjob.yaml
+++ b/kubernetes/common/cassandra/templates/backup/cronjob.yaml
@@ -14,6 +14,8 @@
 # limitations under the License.
 */}}
 {{- if .Values.backup.enabled }}
+{{- if .Values.k8ssandraOperator.enabled }}
+{{ else }}
 apiVersion: batch/v1beta1
 kind: CronJob
 metadata:
@@ -243,3 +245,4 @@ spec:
             persistentVolumeClaim:
               claimName: {{ include "common.fullname" . }}-backup-data
 {{- end -}}
+{{- end -}}
\ No newline at end of file
diff --git a/kubernetes/common/cassandra/templates/backup/pv.yaml b/kubernetes/common/cassandra/templates/backup/pv.yaml
index 10c310077b..23e4551c10 100644
--- a/kubernetes/common/cassandra/templates/backup/pv.yaml
+++ b/kubernetes/common/cassandra/templates/backup/pv.yaml
@@ -14,6 +14,8 @@
 # limitations under the License.
 */}}
 {{- if .Values.backup.enabled }}
+{{- if .Values.k8ssandraOperator.enabled }}
+{{ else }}
 {{- if and .Values.persistence.enabled (not .Values.persistence.existingClaim) -}}
 {{- if eq "True" (include "common.needPV" .) -}}
 ---
@@ -39,3 +41,4 @@ spec:
 {{- end -}}
 {{- end -}}
 {{- end -}}
+{{- end -}}
diff --git a/kubernetes/common/cassandra/templates/backup/pvc.yaml b/kubernetes/common/cassandra/templates/backup/pvc.yaml
index 6fd53618bc..e60a1db510 100644
--- a/kubernetes/common/cassandra/templates/backup/pvc.yaml
+++ b/kubernetes/common/cassandra/templates/backup/pvc.yaml
@@ -14,6 +14,8 @@
 # limitations under the License.
 */}}
 {{- if .Values.backup.enabled }}
+{{- if .Values.k8ssandraOperator.enabled }}
+{{ else }}
 {{- if and .Values.persistence.enabled (not .Values.persistence.existingClaim) -}}
 ---
 kind: PersistentVolumeClaim
@@ -39,3 +41,4 @@ spec:
   storageClassName: {{ include "common.storageClass" . }}
 {{- end -}}
 {{- end -}}
+{{- end -}}
diff --git a/kubernetes/common/cassandra/templates/cassOp.yaml b/kubernetes/common/cassandra/templates/cassOp.yaml
new file mode 100644
index 0000000000..cb6ce4adc5
--- /dev/null
+++ b/kubernetes/common/cassandra/templates/cassOp.yaml
@@ -0,0 +1,19 @@
+{{/*
+# Copyright © 2018 Amdocs, AT&T, Bell Canada
+#
+# 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.
+*/}}
+
+{{- if .Values.k8ssandraOperator.enabled }}
+{{ include "common.k8ssandraCluster" . }}
+{{- end }}
\ No newline at end of file
diff --git a/kubernetes/common/cassandra/templates/configmap.yaml b/kubernetes/common/cassandra/templates/configmap.yaml
index ab08c82fef..8f2b39e1a1 100644
--- a/kubernetes/common/cassandra/templates/configmap.yaml
+++ b/kubernetes/common/cassandra/templates/configmap.yaml
@@ -1,3 +1,4 @@
+{{- if not .Values.k8ssandraOperator.enabled }}
 {{- if .Values.configOverrides }}
 apiVersion: v1
 kind: ConfigMap
@@ -25,3 +26,4 @@ metadata:
     heritage: {{ .Release.Service }}
 data:
 {{ tpl (.Files.Glob "resources/config/docker-entrypoint.sh").AsConfig . | indent 2 }}
+{{- end }}
\ No newline at end of file
diff --git a/kubernetes/common/cassandra/templates/ingress.yaml b/kubernetes/common/cassandra/templates/ingress.yaml
new file mode 100644
index 0000000000..97d6155a09
--- /dev/null
+++ b/kubernetes/common/cassandra/templates/ingress.yaml
@@ -0,0 +1,17 @@
+{{/*
+# Copyright (C) 2023 Deutsche Telekom
+#
+# 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.
+*/}}
+
+{{ include "common.ingress" . }}
diff --git a/kubernetes/common/cassandra/templates/pv.yaml b/kubernetes/common/cassandra/templates/pv.yaml
index a0d998cd07..8e2ad663c3 100644
--- a/kubernetes/common/cassandra/templates/pv.yaml
+++ b/kubernetes/common/cassandra/templates/pv.yaml
@@ -13,5 +13,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 */}}
-
+{{- if not .Values.k8ssandraOperator.enabled }}
 {{ include "common.replicaPV" . }}
+{{- end }}
\ No newline at end of file
diff --git a/kubernetes/common/cassandra/templates/secrets.yaml b/kubernetes/common/cassandra/templates/secrets.yaml
new file mode 100644
index 0000000000..b776caf6b6
--- /dev/null
+++ b/kubernetes/common/cassandra/templates/secrets.yaml
@@ -0,0 +1,21 @@
+{{/*
+# Copyright © 2018 Amdocs, Bell Canada
+# Copyright © 2019 Samsung Electronics
+# Copyright © 2019-2020 Orange
+#
+# 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.
+*/}}
+
+{{- if .Values.k8ssandraOperator.enabled }}
+{{ include "common.secretFast" . }}
+{{- end }}
\ No newline at end of file
diff --git a/kubernetes/common/cassandra/templates/service.yaml b/kubernetes/common/cassandra/templates/service.yaml
index 8934d41c33..092c677812 100644
--- a/kubernetes/common/cassandra/templates/service.yaml
+++ b/kubernetes/common/cassandra/templates/service.yaml
@@ -14,4 +14,6 @@
 # limitations under the License.
 */}}
 
+{{- if not .Values.k8ssandraOperator.enabled }}
 {{ include "common.headlessService" . }}
+{{- end }}
\ No newline at end of file
diff --git a/kubernetes/common/cassandra/templates/servicemonitor.yaml b/kubernetes/common/cassandra/templates/servicemonitor.yaml
index 5297e692d2..759586fcdb 100644
--- a/kubernetes/common/cassandra/templates/servicemonitor.yaml
+++ b/kubernetes/common/cassandra/templates/servicemonitor.yaml
@@ -14,6 +14,8 @@
 # limitations under the License.
 */}}
 
+{{- if not .Values.k8ssandraOperator.enabled }}
 {{- if .Values.metrics.serviceMonitor.enabled }}
 {{  include "common.serviceMonitor" . }}
+{{- end }}
 {{- end }}
\ No newline at end of file
diff --git a/kubernetes/common/cassandra/templates/statefulset.yaml b/kubernetes/common/cassandra/templates/statefulset.yaml
index 43367ee542..2e73309bb7 100644
--- a/kubernetes/common/cassandra/templates/statefulset.yaml
+++ b/kubernetes/common/cassandra/templates/statefulset.yaml
@@ -14,6 +14,7 @@
 # limitations under the License.
 */}}
 
+{{- if not .Values.k8ssandraOperator.enabled }}
 apiVersion: apps/v1
 kind: StatefulSet
 metadata: {{- include "common.resourceMetadata" . | nindent 2 }}
@@ -214,3 +215,4 @@ spec:
           requests:
             storage: {{ .Values.persistence.size | quote }}
   {{- end }}
+{{- end }}
\ No newline at end of file
diff --git a/kubernetes/common/cassandra/values.yaml b/kubernetes/common/cassandra/values.yaml
index 43ff171abb..13137a182b 100644
--- a/kubernetes/common/cassandra/values.yaml
+++ b/kubernetes/common/cassandra/values.yaml
@@ -22,6 +22,53 @@ global: # global defaults
     backup:
       mountPath: /dockerdata-nfs/backup
 
+k8ssandraOperator:
+  enabled: false
+  cassandraVersion: 4.0.1
+  persistence:
+    storageClassName: default
+    size: 10Gi
+  config:
+    clusterName: cassandra
+    secretName: &secretName cassandra-default-user
+    superuserName: &superusername cassandra
+    superuserPassword: &superuserpassword cassandra
+    casOptions:
+      authorizer: AllowAllAuthorizer
+    jvmOptions:
+      heapSize: 512M
+    hostNetwork: false
+  datacenters:
+    - name: dc1
+      size: 3
+  stargate:
+    tag: v1.0.76
+    size: 1
+    jvmOptions:
+      heapSize: 384Mi
+
+#################################################################
+# Secrets metaconfig
+# used to store the default superuser for k8ssandra-operator
+#################################################################
+secrets:
+  - uid: *secretName
+    type: genericKV
+    externalSecret: '{{ tpl (default "" .Values.k8ssandraOperator.config.userCredentialsExternalSecret) . }}'
+    envs:
+      - name: username
+        value: *superusername
+      - name: password
+        value: *superuserpassword
+
+ingress:
+  enabled: false
+  service:
+    - baseaddr: "reaper-dc1"
+      path: "/webui"
+      name: "cassandra-dc1-reaper-service"
+      port: 8080
+
 # application image
 image: cassandra:3.11.4
 pullPolicy: Always
@@ -108,9 +155,6 @@ podManagementPolicy: OrderedReady
 updateStrategy:
   type: RollingUpdate
 
-ingress:
-  enabled: false
-
 persistence:
   enabled: true
 
diff --git a/kubernetes/common/common/templates/_cassOp.tpl b/kubernetes/common/common/templates/_cassOp.tpl
new file mode 100644
index 0000000000..f1fc75c5e5
--- /dev/null
+++ b/kubernetes/common/common/templates/_cassOp.tpl
@@ -0,0 +1,51 @@
+{{/* Cassandra Data Center. */}}
+{{- define "common.k8ssandraCluster" -}}
+{{- $global := .Values.global }}
+---
+apiVersion: k8ssandra.io/v1alpha1
+kind: K8ssandraCluster
+metadata:
+  name: {{ .Values.k8ssandraOperator.config.clusterName }}
+spec:
+  reaper:
+    containerImage:
+      registry: {{ include "repositoryGenerator.dockerHubRepository" . }}
+    heapSize: 512Mi
+    autoScheduling:
+      enabled: true
+  stargate:
+    containerImage:
+      registry: {{ include "repositoryGenerator.dockerHubRepository" . }}
+      tag: {{ .Values.k8ssandraOperator.stargate.tag }}
+    size: {{ .Values.k8ssandraOperator.stargate.size }}
+    heapSize: {{ .Values.k8ssandraOperator.stargate.jvmOptions.heapSize }}
+  cassandra:
+    serverVersion: {{ .Values.k8ssandraOperator.cassandraVersion }}
+    storageConfig:
+      cassandraDataVolumeClaimSpec:
+        storageClassName: {{ .Values.k8ssandraOperator.persistence.storageClassName }}
+        accessModes:
+          - ReadWriteOnce
+        resources:
+          requests:
+            storage: {{ .Values.k8ssandraOperator.persistence.size }}
+    superuserSecretRef:
+      name: {{ include "common.fullname" . }}-{{ .Values.k8ssandraOperator.config.secretName }}
+    config:
+      {{ if .Values.k8ssandraOperator.config.casOptions -}}
+      cassandraYaml:
+        {{ toYaml .Values.k8ssandraOperator.config.casOptions | nindent 8 }}
+      {{- end }}
+      {{ if .Values.k8ssandraOperator.config.jvmOptions -}}
+      jvmOptions:
+        {{ toYaml .Values.k8ssandraOperator.config.jvmOptions | nindent 8 }}
+      {{- end }}
+    networking:
+      hostNetwork: {{ .Values.k8ssandraOperator.config.hostNetwork }}
+    datacenters:
+      {{- range $datacenter := .Values.k8ssandraOperator.datacenters }}
+      - metadata:
+          name: {{ $datacenter.name }}
+        size: {{ $datacenter.size }}
+      {{- end }}
+{{ end }}