130 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			YAML
		
	
	
	
	
	
			
		
		
	
	
			130 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			YAML
		
	
	
	
	
	
#
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# Copyright © 2016-2017 The Thingsboard Authors
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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#     http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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apiVersion: v1
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kind: Service
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metadata:
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  name: cassandra-headless
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  labels:
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    app: cassandra-headless
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spec:
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  ports:
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    - port: 9042
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      name: cql
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  clusterIP: None
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  selector:
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    app: cassandra
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---
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apiVersion: "apps/v1beta1"
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kind: StatefulSet
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metadata:
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  name: cassandra
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spec:
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  serviceName: cassandra-headless
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  replicas: 3
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  template:
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    metadata:
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      labels:
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        app: cassandra
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    spec:
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      affinity:
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        podAntiAffinity:
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          requiredDuringSchedulingIgnoredDuringExecution:
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            - labelSelector:
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                matchExpressions:
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                  - key: "app"
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                    operator: In
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                    values:
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                    - cassandra-headless
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              topologyKey: "kubernetes.io/hostname"
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      containers:
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      - name: cassandra
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        image: thingsboard/cassandra:k8stest
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        imagePullPolicy: Always
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        ports:
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        - containerPort: 7000
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          name: intra-node
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        - containerPort: 7001
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          name: tls-intra-node
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        - containerPort: 7199
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          name: jmx
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        - containerPort: 9042
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          name: cql
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        - containerPort: 9160
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          name: thrift
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        securityContext:
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          capabilities:
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            add:
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              - IPC_LOCK
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        lifecycle:
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          preStop:
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            exec:
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              command: ["/bin/sh", "-c", "PID=$(pidof java) && kill $PID && while ps -p $PID > /dev/null; do sleep 1; done"]
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        env:
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          - name: MAX_HEAP_SIZE
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            value: 512M
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          - name: HEAP_NEWSIZE
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            value: 100M
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          - name: CASSANDRA_SEEDS
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            value: "cassandra-0.cassandra-headless.default.svc.cluster.local"
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          - name: CASSANDRA_CLUSTER_NAME
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            value: "K8Demo"
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          - name: CASSANDRA_DC
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            value: "DC1-K8Demo"
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          - name: CASSANDRA_RACK
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            value: "Rack1-K8Demo"
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          - name: CASSANDRA_AUTO_BOOTSTRAP
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            value: "false"
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          - name: POD_IP
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            valueFrom:
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              fieldRef:
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                fieldPath: status.podIP
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          - name: POD_NAMESPACE
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            valueFrom:
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              fieldRef:
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                fieldPath: metadata.namespace
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        readinessProbe:
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          exec:
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            command:
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            - /bin/bash
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            - -c
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            - /ready-probe.sh
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          initialDelaySeconds: 15
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          timeoutSeconds: 5
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        volumeMounts:
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        - name: cassandra-data
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          mountPath: /var/lib/cassandra/data
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        - name: cassandra-commitlog
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          mountPath: /var/lib/cassandra/commitlog
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  volumeClaimTemplates:
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  - metadata:
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      name: cassandra-data
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      annotations:
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        volume.beta.kubernetes.io/storage-class: fast
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    spec:
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      accessModes: [ "ReadWriteOnce" ]
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      resources:
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        requests:
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          storage: 2Gi
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  - metadata:
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      name: cassandra-commitlog
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      annotations:
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        volume.beta.kubernetes.io/storage-class: fast
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    spec:
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      accessModes: [ "ReadWriteOnce" ]
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      resources:
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        requests:
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          storage: 1Gi |