helm 安装mysql主从（8.0.36）版本_helm安装mysql8主从

helm repo add bitnami https://charts.bitnami.com/bitnami
helm pull bitnami/mysql --untar
1
2

> helm search repo  bitnami/mysql
NAME         	CHART VERSION	APP VERSION	DESCRIPTION                                       
bitnami/mysql	9.19.1       	8.0.36     	MySQL is a fast, reliable, scalable, and easy t...

1
2
3
4

YAML调整 #存储类，用于从库持久化数据用的是openebs-hostpath

 # grep -Ev "$^|#" values.yaml 
global:
  imageRegistry: ""
  imagePullSecrets: []
  storageClass: "openebs-hostpath"
kubeVersion: ""
nameOverride: ""
fullnameOverride: ""
namespaceOverride: ""
clusterDomain: cluster.local
commonAnnotations: {}
commonLabels: {}
extraDeploy: []
serviceBindings:
  enabled: false
diagnosticMode:
  enabled: false
  command:
    - sleep
  args:
    - infinity
image:
  registry: docker.io
  repository: bitnami/mysql
  tag: 8.0.36-debian-11-r4
  digest: ""
  pullPolicy: IfNotPresent
  pullSecrets: []
  debug: false
architecture: replication #architecture参数表示mysql的架构，本次部署架构是主从复制，取值replication #如果部署的是单机版，取值standalone即可，下面secondary部分不用改
auth:
  rootPassword: ""
  createDatabase: false
  database: "my_database"
  username: ""
  password: ""
  replicationUser: replicator  #主从复制的专用用户
  replicationPassword: "123qweasd"  #主从复制的专用用户密码
  existingSecret: ""
  usePasswordFiles: false
  customPasswordFiles: {}
  defaultAuthenticationPlugin: ""
initdbScripts: {}
initdbScriptsConfigMap: ""
startdbScripts: {}
startdbScriptsConfigMap: ""
primary:  #这块是主库配置，这里没有定义主库的pod副本数，是在主库模板文件里面定义的
  name: master
  command: []
  args: []
  lifecycleHooks: {}
  automountServiceAccountToken: false
  hostAliases: []
  configuration: |-
    [mysqld]
    default_authentication_plugin={{- .Values.auth.defaultAuthenticationPlugin | default "caching_sha2_password" }}
    skip-name-resolve
    explicit_defaults_for_timestamp
    basedir=/opt/bitnami/mysql
    plugin_dir=/opt/bitnami/mysql/lib/plugin
    port= {{ .Values.primary.containerPorts.mysql }}
    socket=/opt/bitnami/mysql/tmp/mysql.sock
    datadir=/bitnami/mysql/data
    tmpdir=/opt/bitnami/mysql/tmp
    max_allowed_packet=16M
    bind-address=*
    pid-file=/opt/bitnami/mysql/tmp/mysqld.pid
    log-error=/opt/bitnami/mysql/logs/mysqld.log
    character-set-server=UTF8
    slow_query_log=0
    long_query_time=10.0
    [client]
    port=3306
    socket=/opt/bitnami/mysql/tmp/mysql.sock
    default-character-set=UTF8
    plugin_dir=/opt/bitnami/mysql/lib/plugin
    [manager]
    port=3306
    socket=/opt/bitnami/mysql/tmp/mysql.sock
    pid-file=/opt/bitnami/mysql/tmp/mysqld.pid
  existingConfigmap: ""
  containerPorts:
    mysql: 3306
  updateStrategy:
    type: RollingUpdate
  podAnnotations: {}
  podAffinityPreset: ""
  podAntiAffinityPreset: soft
  nodeAffinityPreset:
    type: ""
    key: ""
    values: []
  affinity: {}
  nodeSelector: {}
  tolerations: []
  priorityClassName: ""
  runtimeClassName: ""
  schedulerName: ""
  terminationGracePeriodSeconds: ""
  topologySpreadConstraints: []
  podManagementPolicy: ""
  podSecurityContext:
    enabled: true
    fsGroupChangePolicy: Always
    sysctls: []
    supplementalGroups: []
    fsGroup: 1001
  containerSecurityContext:
    enabled: true
    seLinuxOptions: null
    runAsUser: 1001
    runAsNonRoot: true
    allowPrivilegeEscalation: false
    capabilities:
      drop: ["ALL"]
    seccompProfile:
      type: "RuntimeDefault"
  resources:
    limits: {}
    requests: {}
  livenessProbe:
    enabled: true
    initialDelaySeconds: 5
    periodSeconds: 10
    timeoutSeconds: 1
    failureThreshold: 3
    successThreshold: 1
  readinessProbe:
    enabled: true
    initialDelaySeconds: 5
    periodSeconds: 10
    timeoutSeconds: 1
    failureThreshold: 3
    successThreshold: 1
  startupProbe:
    enabled: true
    initialDelaySeconds: 15
    periodSeconds: 10
    timeoutSeconds: 1
    failureThreshold: 10
    successThreshold: 1
  customLivenessProbe: {}
  customReadinessProbe: {}
  customStartupProbe: {}
  extraFlags: ""
  extraEnvVars: []
  extraEnvVarsCM: ""
  extraEnvVarsSecret: ""
  extraPodSpec: {}
  extraPorts: []
  persistence:
    enabled: true
    existingClaim: ""
    subPath: ""
    storageClass: "openebs-hostpath"
    annotations: {}
    accessModes:
      - ReadWriteOnce
    size: 8Gi
    selector: {}
  persistentVolumeClaimRetentionPolicy:
    enabled: false
    whenScaled: Retain
    whenDeleted: Retain
  extraVolumes: []
  extraVolumeMounts: []
  initContainers: []
  sidecars: []
  service:
    type: ClusterIP
    ports:
      mysql: 3306
    nodePorts:
      mysql: ""
    clusterIP: ""
    loadBalancerIP: ""
    externalTrafficPolicy: Cluster
    loadBalancerSourceRanges: []
    extraPorts: []
    annotations: {}
    sessionAffinity: None
    sessionAffinityConfig: {}
    headless:
      annotations: {}
  pdb:
    create: false
    minAvailable: 1
    maxUnavailable: ""
  podLabels: {}
secondary:   #这块是从库的相关配置
  name: slave
  replicaCount: 1  #从库的副本数量设置，默认是1
  automountServiceAccountToken: false
  hostAliases: []
  command: []
  args: []
  lifecycleHooks: {}
  configuration: |-
    [mysqld]
    default_authentication_plugin=caching_sha2_password
    skip-name-resolve
    explicit_defaults_for_timestamp
    basedir=/opt/bitnami/mysql
    plugin_dir=/opt/bitnami/mysql/lib/plugin
    port={{ .Values.secondary.containerPorts.mysql }}
    socket=/opt/bitnami/mysql/tmp/mysql.sock
    datadir=/bitnami/mysql/data
    tmpdir=/opt/bitnami/mysql/tmp
    max_allowed_packet=16M
    bind-address=*
    pid-file=/opt/bitnami/mysql/tmp/mysqld.pid
    log-error=/opt/bitnami/mysql/logs/mysqld.log
    character-set-server=UTF8
    slow_query_log=0
    long_query_time=10.0
    [client]
    port=3306
    socket=/opt/bitnami/mysql/tmp/mysql.sock
    default-character-set=UTF8
    plugin_dir=/opt/bitnami/mysql/lib/plugin
    [manager]
    port=3306
    socket=/opt/bitnami/mysql/tmp/mysql.sock
    pid-file=/opt/bitnami/mysql/tmp/mysqld.pid
  existingConfigmap: ""
  containerPorts:
    mysql: 3306
  updateStrategy:
    type: RollingUpdate
  podAnnotations: {}
  podAffinityPreset: ""
  podAntiAffinityPreset: soft
  nodeAffinityPreset:
    type: ""
    key: ""
    values: []
  affinity: {}
  nodeSelector: {}
  tolerations: []
  priorityClassName: ""
  runtimeClassName: ""
  schedulerName: ""
  terminationGracePeriodSeconds: ""
  topologySpreadConstraints: []
  podManagementPolicy: ""
  podSecurityContext:
    enabled: true
    fsGroupChangePolicy: Always
    sysctls: []
    supplementalGroups: []
    fsGroup: 1001
  containerSecurityContext:
    enabled: true
    seLinuxOptions: null
    runAsUser: 1001
    runAsNonRoot: true
    allowPrivilegeEscalation: false
    capabilities:
      drop: ["ALL"]
    seccompProfile:
      type: "RuntimeDefault"
  resources:
    limits: {}
    requests: {}
  livenessProbe:
    enabled: true
    initialDelaySeconds: 5
    periodSeconds: 10
    timeoutSeconds: 1
    failureThreshold: 3
    successThreshold: 1
  readinessProbe:
    enabled: true
    initialDelaySeconds: 5
    periodSeconds: 10
    timeoutSeconds: 1
    failureThreshold: 3
    successThreshold: 1
  startupProbe:
    enabled: true
    initialDelaySeconds: 15
    periodSeconds: 10
    timeoutSeconds: 1
    failureThreshold: 15
    successThreshold: 1
  customLivenessProbe: {}
  customReadinessProbe: {}
  customStartupProbe: {}
  extraFlags: ""
  extraEnvVars: []
  extraEnvVarsCM: ""
  extraEnvVarsSecret: ""
  extraPodSpec: {}
  extraPorts: []
  persistence:
    enabled: true
    existingClaim: ""
    subPath: ""
    storageClass: ""
    annotations: {}
    accessModes:
      - ReadWriteOnce
    size: 8Gi
    selector: {}
  persistentVolumeClaimRetentionPolicy:
    enabled: false
    whenScaled: Retain
    whenDeleted: Retain
  extraVolumes: []
  extraVolumeMounts: []
  initContainers: []
  sidecars: []
  service:
    type: ClusterIP
    ports:
      mysql: 3306
    nodePorts:
      mysql: ""
    clusterIP: ""
    loadBalancerIP: ""
    externalTrafficPolicy: Cluster
    loadBalancerSourceRanges: []
    extraPorts: []
    annotations: {}
    sessionAffinity: None
    sessionAffinityConfig: {}
    headless:
      annotations: {}
  pdb:
    create: false
    minAvailable: 1
    maxUnavailable: ""
  podLabels: {}
serviceAccount:
  create: true
  name: ""
  annotations: {}
  automountServiceAccountToken: false
rbac:
  create: false
  rules: []
networkPolicy:
  enabled: true
  allowExternal: true
  allowExternalEgress: true
  extraIngress: []
  extraEgress: []
  ingressNSMatchLabels: {}
  ingressNSPodMatchLabels: {}
volumePermissions:
  enabled: false
  image:
    registry: docker.io
    repository: bitnami/os-shell
    tag: 11-debian-11-r96
    digest: ""
    pullPolicy: IfNotPresent
    pullSecrets: []
  resources: {}
metrics:
  enabled: true
  image:
    registry: docker.io
    repository: bitnami/mysqld-exporter
    tag: 0.15.1-debian-11-r5
    digest: ""
    pullPolicy: IfNotPresent
    pullSecrets: []
  containerSecurityContext:
    enabled: true
    seLinuxOptions: null
    runAsUser: 1001
    runAsNonRoot: true
  containerPorts:
    http: 9104
  service:
    type: ClusterIP
    port: 9104
    clusterIP: ""
    annotations:
      prometheus.io/scrape: "true"
      prometheus.io/port: "{{ .Values.metrics.service.port }}"
  extraArgs:
    primary: []
    secondary: []
  resources:
    limits: {}
    requests: {}
  livenessProbe:
    enabled: true
    initialDelaySeconds: 120
    periodSeconds: 10
    timeoutSeconds: 1
    successThreshold: 1
    failureThreshold: 3
  readinessProbe:
    enabled: true
    initialDelaySeconds: 30
    periodSeconds: 10
    timeoutSeconds: 1
    successThreshold: 1
    failureThreshold: 3
  serviceMonitor:
    enabled: false
    namespace: ""
    jobLabel: ""
    interval: 30s
    scrapeTimeout: ""
    relabelings: []
    metricRelabelings: []
    selector: {}
    honorLabels: false
    labels: {}
    annotations: {}
  prometheusRule:
    enabled: false
    namespace: ""
    additionalLabels: {}
    rules: []
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
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419

安装

helm install mysql mysql-9.19.1.tgz -f values.yaml
1

登录主库查看

再到从库

再主库导数据之后，从库查看数据一致就算成功