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 "common.repository" . }}/{{ .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 }}
|
