summaryrefslogtreecommitdiffstats
path: root/kubernetes/common/cassandra/templates/statefulset.yaml
blob: 471f88f735f1f7ae67ec52b501a779e440bb58e7 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
{{/*
# 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.
*/}}

apiVersion: apps/v1
kind: StatefulSet
metadata: {{- include "common.resourceMetadata" . | nindent 2 }}
spec:
  selector: {{- include "common.selectors" . | nindent 4 }}
  serviceName: {{ include "common.servicename" . }}
  replicas: {{ .Values.replicaCount }}
  podManagementPolicy: {{ .Values.podManagementPolicy }}
  updateStrategy:
    type: {{ .Values.updateStrategy.type }}
  template:
    metadata: {{- include "common.templateMetadata" . | nindent 6 }}
    spec:
      hostNetwork: {{ .Values.hostNetwork }}
      containers:
      - name: {{ include "common.name" . }}
        image: {{ include "repositoryGenerator.dockerHubRepository" . }}/{{ .Values.image }}
        imagePullPolicy: {{ .Values.global.pullPolicy | default .Values.pullPolicy }}
        ports: {{ include "common.containerPorts" . | nindent 8  }}
        volumeMounts:
          - name: {{ include "common.fullname" . }}-data
            mountPath: /var/lib/cassandra
          - name: localtime
            mountPath: /etc/localtime
            readOnly: true
          - name: cassandra-entrypoint
            mountPath: /docker-entrypoint.sh
            subPath: docker-entrypoint.sh
          {{- range $key, $value := .Values.configOverrides }}
          - name: cassandra-config-{{ $key | replace "." "-" }}
            mountPath: /etc/cassandra/{{ $key }}
            subPath: {{ $key }}
          {{- end }}
        {{- if eq .Values.liveness.enabled true }}
        livenessProbe:
          exec:
            command:
            - /bin/bash
            - -c
            - nodetool status | grep $POD_IP | awk '$1!="UN" { exit 1; }'
          initialDelaySeconds: {{ .Values.liveness.initialDelaySeconds }}
          periodSeconds: {{ .Values.liveness.periodSeconds }}
          timeoutSeconds: {{ .Values.liveness.timeoutSeconds }}
          successThreshold: {{ .Values.liveness.successThreshold }}
          failureThreshold: {{ .Values.liveness.failureThreshold }}
        {{ end }}
        readinessProbe:
          exec:
            command:
            - /bin/bash
            - -c
            - nodetool status | grep $POD_IP | awk '$1!="UN" { exit 1; }'
          initialDelaySeconds: {{ .Values.readiness.initialDelaySeconds }}
          periodSeconds: {{ .Values.readiness.periodSeconds }}
          timeoutSeconds: {{ .Values.readiness.timeoutSeconds }}
          successThreshold: {{ .Values.readiness.successThreshold }}
          failureThreshold: {{ .Values.readiness.failureThreshold }}
        env:
          {{- $seed_size := default 1 .Values.replicaCount | int -}}
          {{- $global := . }}
          - name: CASSANDRA_SEEDS
          {{- if .Values.hostNetwork }}
            value: {{ required "You must fill \".Values.config.seeds\" with list of Cassandra seeds when hostNetwork is set to true" .Values.config.seeds | quote }}
          {{- else }}
            value: "{{- range $i, $e := until $seed_size }}{{ template "common.fullname" $global }}-{{ $i }}.{{ template "common.servicename" $global }}.{{ $global.Release.Namespace }}.svc.{{ $global.Values.config.cluster_domain }}{{- if (lt ( add1 $i ) $seed_size ) }},{{- end }}{{- end }}"
          {{- end }}
          - name: MAX_HEAP_SIZE
            value: {{ .Values.config.heap.max }}
          - name: HEAP_NEWSIZE
            value: {{ .Values.config.heap.min }}
          - name: JVM_OPTS
            value: {{ .Values.config.jvmOpts | quote }}
          - name: CASSANDRA_CLUSTER_NAME
            value: {{ .Values.config.clusterName | quote }}
          - name: CASSANDRA_DC
            value: {{ .Values.config.dataCenter | quote }}
          - name: CASSANDRA_RACK
            value: {{ .Values.config.rackName | quote }}
          - name: CASSANDRA_AUTO_BOOTSTRAP
            value: {{ .Values.config.autoBootstrap | quote }}
          - name: CASSANDRA_START_RPC
            value: {{ default "true" .Values.config.start_rpc | quote }}
          - name: CASSANDRA_ENDPOINT_SNITCH
            value: {{ default "GossipingPropertyFileSnitch" .Values.config.endpoint_snitch | quote }}
          - name: CASSANDRA_AUTHENTICATOR
            value: {{ default "PasswordAuthenticator" .Values.config.authenticator | quote }}
          - name: POD_IP
            valueFrom:
              fieldRef:
                fieldPath: status.podIP
        lifecycle:
          preStop:
            exec:
        {{- if not .Values.persistence.enabled }}
              command: ["/bin/sh", "-c", "exec nodetool decommission"]
        {{- else }}
              command: ["/bin/sh", "-c", "PID=$(pidof java) && kill $PID && while ps -p $PID > /dev/null; do sleep 1; done"]
        {{- end }}
        resources: {{ toYaml .Values.resources | nindent 10 }}
      {{- if .Values.nodeSelector }}
      nodeSelector: {{ toYaml .Values.nodeSelector | nindent 8 }}
      {{- end -}}
      {{- if .Values.affinity }}
      affinity: {{ toYaml .Values.affinity | nindent 8 }}
      {{- end }}
      volumes:
      - name: localtime
        hostPath:
          path: /etc/localtime
      {{- range $key, $value := .Values.configOverrides }}
      - name: cassandra-config-{{ $key | replace "." "-" }}
        configMap:
          name: {{ include "common.fullname" . }}-configOverrides
      {{- end }}
      - name: cassandra-entrypoint
        configMap:
          name: {{ include "common.fullname" . }}-entrypoint
          defaultMode: 0755
  {{- if not .Values.persistence.enabled }}
      - name: {{ include "common.fullname" . }}-data
        emptyDir: {}
  {{- else }}
  volumeClaimTemplates:
    - metadata:
        name: {{ include "common.fullname" . }}-data
        labels:
          name: {{ include "common.fullname" . }}
          chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
          release: "{{ include "common.release" . }}"
          heritage: "{{ .Release.Service }}"
      spec:
        accessModes:
        {{- if .Values.backup.enabled }}
        - ReadWriteMany
        {{- else }}
        - ReadWriteOnce
        {{- end }}
        storageClassName: {{ include "common.storageClass" . }}
        resources:
          requests:
            storage: {{ .Values.persistence.size | quote }}
  {{- end }}