| # |
| # Licensed to the Apache Software Foundation (ASF) under one or more |
| # contributor license agreements. See the NOTICE file distributed with |
| # this work for additional information regarding copyright ownership. |
| # The ASF licenses this file to You 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. |
| # |
| |
| apiVersion: "apps/v1beta1" |
| kind: StatefulSet |
| metadata: |
| name: cassandra |
| spec: |
| serviceName: cassandra |
| replicas: 2 |
| template: |
| metadata: |
| labels: |
| app: cassandra |
| spec: |
| containers: |
| - name: cassandra |
| image: gcr.io/google-samples/cassandra:v12 |
| imagePullPolicy: Always |
| ports: |
| - containerPort: 7000 |
| name: intra-node |
| - containerPort: 7001 |
| name: tls-intra-node |
| - containerPort: 7199 |
| name: jmx |
| - containerPort: 9042 |
| name: cql |
| resources: |
| limits: |
| cpu: 0.25 |
| securityContext: |
| capabilities: |
| add: |
| - IPC_LOCK |
| lifecycle: |
| preStop: |
| exec: |
| command: ["/bin/sh", "-c", "PID=$(pidof java) && kill $PID && while ps -p $PID > /dev/null; do sleep 1; done"] |
| env: |
| - name: MAX_HEAP_SIZE |
| value: 512M |
| - name: HEAP_NEWSIZE |
| value: 100M |
| - name: CASSANDRA_SEEDS |
| value: "cassandra-0.cassandra.default.svc.cluster.local" |
| - name: CASSANDRA_CLUSTER_NAME |
| value: "K8Demo" |
| - name: CASSANDRA_DC |
| value: "DC1-K8Demo" |
| - name: CASSANDRA_RACK |
| value: "Rack1-K8Demo" |
| - name: CASSANDRA_AUTO_BOOTSTRAP |
| value: "false" |
| - name: POD_IP |
| valueFrom: |
| fieldRef: |
| fieldPath: status.podIP |
| readinessProbe: |
| exec: |
| command: |
| - /bin/bash |
| - -c |
| - /ready-probe.sh |
| initialDelaySeconds: 15 |
| timeoutSeconds: 5 |
| # These volume mounts are persistent. They are like inline claims, |
| # but not exactly because the names need to match exactly one of |
| # the stateful pod volumes. |
| volumeMounts: |
| - name: cassandra-data |
| mountPath: /cassandra_data |
| # These are converted to volume claims by the controller |
| # and mounted at the paths mentioned above. |
| # do not use these in production until ssd GCEPersistentDisk or other ssd pd |
| volumeClaimTemplates: |
| - metadata: |
| name: cassandra-data |
| annotations: |
| volume.alpha.kubernetes.io/storage-class: anything |
| spec: |
| accessModes: [ "ReadWriteOnce" ] |
| resources: |
| requests: |
| storage: 1Gi |