[bitnami/cassandra] Add more customization settings

bitnami/cassandra/Chart.yaml

@@ -1,5 +1,5 @@
 name: cassandra
-version: 0.0.1
+version: 0.0.2
 appVersion: 3.11.3
 description: Apache Cassandra is a free and open-source distributed database management system designed to handle large amounts of data across many commodity servers, providing high availability with no single point of failure. Cassandra offers robust support for clusters spanning multiple datacenters, with asynchronous masterless replication allowing low latency operations for all clients.
 icon: https://d33np9n32j53g7.cloudfront.net/assets/stacks/cassandra/img/cassandra-stack-220x234-071ca9e210d165c3972d41ff9f96bd60.png

bitnami/cassandra/templates/statefulset.yaml

@@ -87,6 +87,30 @@ spec:
           valueFrom:
             fieldRef:
               fieldPath: status.podIP
+        - name: CASSANDRA_NUM_TOKENS
+          value: {{ .Values.cluster.numTokens }}
+        - name: CASSANDRA_DATACENTER
+          value: {{ .Values.cluster.datacenter }}
+        - name: CASSANDRA_ENDPOINT_SNITCH
+          value: {{ .Values.cluster.endpointSnitch }}
+        - name: CASSANDRA_RACK
+          value: {{ .Values.cluster.rack }}
+        {{- if .Values.jvm.maxHeapSize }}
+        - name: MAX_HEAP_SIZE
+          value: {{ .Values.jvm.maxHeapSize }}
+        {{- end }}
+        {{- if .Values.jvm.newHeapSize }}
+        - name: HEAP_NEWSIZE
+          value: {{ .Values.jvm.newHeapSize }}
+        {{- end }}
+        {{- if .Values.jvm.extraOpts }}
+        - name: JVM_EXTRA_OPTS
+          value: {{ .Values.jvm.extraOpts }}
+        {{- end }}
+        {{- if .Values.startupCQL }}
+        - name: CASSANDRA_STARTUP_CQL
+          value: {{ .Values.startupCQL }}
+        {{- end }}
 {{- if .Values.livenessProbe.enabled }}
         livenessProbe:
           exec:

bitnami/cassandra/values-production.yaml

@@ -91,6 +91,21 @@ cluster:
   name: cassandra
   replicaCount: 3
   seedCount: 2
+  numTokens: 256
+  endpointSnitch: SimpleSnitch
+  datacenter: dc1
+  rack: rack1
+
+jvm:
+  ## Extra JVM Settings
+  ##
+  # extraOpts:
+
+  ## Memory settings: These are calculated automatically 
+  ## unless specified otherwise
+  ##
+  # maxHeapSize: 4G
+  # newHeapSize: 800M
 
 ## Database credentials
 ##
@@ -100,6 +115,11 @@ dbUser:
   # password:
   # existingSecret: 
 
+## Startup CQL commands. Useful for creating a keyspace
+## and pre-populating data
+##
+# startupCQL: "CREATE KEYSPACE IF NOT EXISTS example_keyspace WITH REPLICATION = {'class': 'SimpleStrategy', 'replication_factor': 1};"
+
 ## Liveness and Readiness probe values.
 ## ref: https://kubernetes.io/docs/tasks/configure-pod-container/configure-liveness-readiness-probes/
 ##

bitnami/cassandra/values.yaml

@@ -91,6 +91,20 @@ cluster:
   name: cassandra
   replicaCount: 1
   seedCount: 1
+  numTokens: 256
+  datacenter: dc1
+  rack: rack1
+
+jvm:
+  ## Extra JVM Settings
+  ##
+  # extraOpts:
+
+  ## Memory settings: These are calculated automatically 
+  ## unless specified otherwise
+  ##
+  # maxHeapSize: 4G
+  # newHeapSize: 800M
 
 ## Database credentials
 ##
@@ -100,6 +114,11 @@ dbUser:
   # password:
   # existingSecret: 
 
+## Startup CQL commands. Useful for creating a keyspace
+## and pre-populating data
+##
+# startupCQL: "CREATE KEYSPACE IF NOT EXISTS example_keyspace WITH REPLICATION = {'class': 'SimpleStrategy', 'replication_factor': 1};"
+
 ## Liveness and Readiness probe values.
 ## ref: https://kubernetes.io/docs/tasks/configure-pod-container/configure-liveness-readiness-probes/
 ##