509 lines
13 KiB
YAML
509 lines
13 KiB
YAML
---
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# 创建 Namespace
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apiVersion: v1
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kind: Namespace
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metadata:
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name: hty1024-db
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---
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# 创建 StorageClass
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apiVersion: storage.k8s.io/v1
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kind: StorageClass
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metadata:
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name: storage-local-mysql
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labels:
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app.k8s.hty1024.com/env: prod
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app.k8s.hty1024.com/type: db
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app.k8s.hty1024.com/name: mysql
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app.k8s.hty1024.com/version: 8.0.37
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app.k8s.hty1024.com/resources: storageClass
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provisioner: kubernetes.io/no-provisioner
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reclaimPolicy: Retain
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volumeBindingMode: WaitForFirstConsumer
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---
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# 创建 PersistentVolume
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## master
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apiVersion: v1
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kind: PersistentVolume
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metadata:
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name: hty1024-db-mysql-pv-master
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labels:
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app.k8s.hty1024.com/env: prod
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app.k8s.hty1024.com/type: db
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app.k8s.hty1024.com/name: mysql
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app.k8s.hty1024.com/version: 8.0.37
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app.k8s.hty1024.com/resources: persistentVolume
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app.k8s.hty1024.com/role: master
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spec:
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capacity:
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storage: 100Gi
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volumeMode: Filesystem
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accessModes:
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- ReadWriteOnce
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persistentVolumeReclaimPolicy: Retain
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storageClassName: storage-local-mysql
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local:
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path: /app/mysql/data/master
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nodeAffinity:
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required:
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nodeSelectorTerms:
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- matchExpressions:
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- key: node.k8s.hty1024.com/type
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operator: In
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values:
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- app
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---
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## slave
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apiVersion: v1
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kind: PersistentVolume
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metadata:
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name: hty1024-db-mysql-pv-slave
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labels:
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app.k8s.hty1024.com/env: prod
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app.k8s.hty1024.com/type: db
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app.k8s.hty1024.com/name: mysql
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app.k8s.hty1024.com/version: 8.0.37
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app.k8s.hty1024.com/resources: persistentVolume
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app.k8s.hty1024.com/role: slave
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spec:
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capacity:
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storage: 100Gi
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volumeMode: Filesystem
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accessModes:
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- ReadWriteOnce
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persistentVolumeReclaimPolicy: Retain
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storageClassName: storage-local-mysql
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local:
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path: /app/mysql/data/slave
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nodeAffinity:
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required:
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nodeSelectorTerms:
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- matchExpressions:
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- key: node.k8s.hty1024.com/type
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operator: In
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values:
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- app
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---
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# 创建 PersistentVolumeClaim
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## master
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apiVersion: v1
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kind: PersistentVolumeClaim
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metadata:
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name: hty1024-db-mysql-pvc-master
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namespace: hty1024-db
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labels:
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app.k8s.hty1024.com/env: prod
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app.k8s.hty1024.com/type: db
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app.k8s.hty1024.com/name: mysql
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app.k8s.hty1024.com/version: 8.0.37
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app.k8s.hty1024.com/resources: persistentVolumeClaim
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app.k8s.hty1024.com/role: master
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spec:
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resources:
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requests:
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storage: 100Gi
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volumeMode: Filesystem
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accessModes:
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- ReadWriteOnce
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storageClassName: storage-local-mysql
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---
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## slave
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apiVersion: v1
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kind: PersistentVolumeClaim
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metadata:
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name: hty1024-db-mysql-pvc-slave
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namespace: hty1024-db
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labels:
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app.k8s.hty1024.com/env: prod
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app.k8s.hty1024.com/type: db
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app.k8s.hty1024.com/name: mysql
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app.k8s.hty1024.com/version: 8.0.37
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app.k8s.hty1024.com/resources: persistentVolumeClaim
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app.k8s.hty1024.com/role: slave
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spec:
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resources:
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requests:
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storage: 100Gi
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volumeMode: Filesystem
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accessModes:
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- ReadWriteOnce
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storageClassName: storage-local-mysql
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---
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# 创建 ConfigMap
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## master
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### my.cnf
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apiVersion: v1
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kind: ConfigMap
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metadata:
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name: hty1024-db-mysql-cm-master
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namespace: hty1024-db
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labels:
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app.k8s.hty1024.com/env: prod
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app.k8s.hty1024.com/type: db
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app.k8s.hty1024.com/name: mysql
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app.k8s.hty1024.com/version: 8.0.37
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app.k8s.hty1024.com/resources: configMap
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app.k8s.hty1024.com/role: master
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data:
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my.cnf: |
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[mysqld]
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max_connections = 1000
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character-set-server = utf8mb4
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collation-server = utf8mb4_unicode_ci
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server-id = 1
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report_host = master
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log_bin = master-bin
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log_error = master-bin.err
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binlog_format = mixed
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binlog_expire_logs_seconds = 604800
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max_binlog_size = 1G
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binlog-ignore-db = mysql
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binlog-ignore-db = sys
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binlog-ignore-db = information_schema
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binlog-ignore-db = performance_schema
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---
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### init.sql
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apiVersion: v1
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kind: ConfigMap
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metadata:
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name: hty1024-db-mysql-cm-master-init
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namespace: hty1024-db
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labels:
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app.k8s.hty1024.com/env: prod
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app.k8s.hty1024.com/type: db
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app.k8s.hty1024.com/name: mysql
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app.k8s.hty1024.com/version: 8.0.37
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app.k8s.hty1024.com/resources: configMap
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app.k8s.hty1024.com/role: master
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data:
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init.sql: |
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create user 'replication'@'%' identified by '123456';
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grant replication slave, replication client on *.* to 'replication'@'%';
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show grants for 'replication'@'%';
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flush privileges;
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---
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## slave
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### my.cnf
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apiVersion: v1
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kind: ConfigMap
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metadata:
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name: hty1024-db-mysql-cm-slave
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namespace: hty1024-db
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labels:
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app.k8s.hty1024.com/env: prod
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app.k8s.hty1024.com/type: db
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app.k8s.hty1024.com/name: mysql
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app.k8s.hty1024.com/version: 8.0.37
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app.k8s.hty1024.com/resources: configMap
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app.k8s.hty1024.com/role: slave
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data:
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my.cnf: |
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[mysqld]
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max_connections = 1000
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character-set-server = utf8mb4
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collation-server = utf8mb4_unicode_ci
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server-id = 2
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report_host = slave
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replicate_ignore_db = mysql
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replicate_ignore_db = sys
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replicate_ignore_db = information_schema
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replicate_ignore_db = performance_schema
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---
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### init.sql
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apiVersion: v1
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kind: ConfigMap
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metadata:
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name: hty1024-db-mysql-cm-slave-init
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namespace: hty1024-db
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labels:
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app.k8s.hty1024.com/env: prod
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app.k8s.hty1024.com/type: db
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app.k8s.hty1024.com/name: mysql
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app.k8s.hty1024.com/version: 8.0.37
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app.k8s.hty1024.com/resources: configMap
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app.k8s.hty1024.com/role: slave
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data:
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init.sql: |
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change master to master_host='hty1024-db-mysql-service-master.hty1024-db', master_port=3306, master_user='replication', master_password='123456', master_log_file='master-bin.000003', master_log_pos=157, get_master_public_key=1;
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set global sql_slave_skip_counter=1;
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start slave;
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---
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# 创建 Secret（自定义 MySQL 用户密码）
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apiVersion: v1
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kind: Secret
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metadata:
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name: hty1024-db-mysql-secret
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namespace: hty1024-db
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labels:
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app.k8s.hty1024.com/env: prod
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app.k8s.hty1024.com/type: db
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app.k8s.hty1024.com/name: mysql
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app.k8s.hty1024.com/version: 8.0.37
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app.k8s.hty1024.com/resources: secret
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type: Opaque
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stringData:
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root.key: |
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12345678
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replication.key: |
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123456
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immutable: true
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---
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# 创建 Service
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## master
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apiVersion: v1
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kind: Service
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metadata:
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name: hty1024-db-mysql-service-master
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namespace: hty1024-db
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labels:
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app.k8s.hty1024.com/env: prod
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app.k8s.hty1024.com/type: db
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app.k8s.hty1024.com/name: mysql
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app.k8s.hty1024.com/version: 8.0.37
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app.k8s.hty1024.com/resources: service
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app.k8s.hty1024.com/role: master
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spec:
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type: ClusterIP
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ports:
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- port: 3306
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targetPort: 3306
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selector:
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app.k8s.hty1024.com/env: prod
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app.k8s.hty1024.com/type: db
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app.k8s.hty1024.com/name: mysql
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app.k8s.hty1024.com/version: 8.0.37
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app.k8s.hty1024.com/resources: pod
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app.k8s.hty1024.com/role: master
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---
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## slave
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apiVersion: v1
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kind: Service
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metadata:
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name: hty1024-db-mysql-service-slave
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namespace: hty1024-db
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labels:
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app.k8s.hty1024.com/env: prod
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app.k8s.hty1024.com/type: db
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app.k8s.hty1024.com/name: mysql
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app.k8s.hty1024.com/version: 8.0.37
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app.k8s.hty1024.com/resources: service
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app.k8s.hty1024.com/role: slave
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spec:
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type: ClusterIP
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ports:
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- port: 3306
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targetPort: 3306
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selector:
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app.k8s.hty1024.com/env: prod
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app.k8s.hty1024.com/type: db
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app.k8s.hty1024.com/name: mysql
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app.k8s.hty1024.com/version: 8.0.37
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app.k8s.hty1024.com/resources: pod
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app.k8s.hty1024.com/role: slave
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---
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# 创建 StatefulSet
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## master
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apiVersion: apps/v1
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kind: StatefulSet
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metadata:
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name: hty1024-db-mysql-statefulset-master
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namespace: hty1024-db
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labels:
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app.k8s.hty1024.com/env: prod
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app.k8s.hty1024.com/type: db
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app.k8s.hty1024.com/name: mysql
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app.k8s.hty1024.com/version: 8.0.37
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app.k8s.hty1024.com/resources: statefulSet
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app.k8s.hty1024.com/role: master
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spec:
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replicas: 1
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minReadySeconds: 30
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selector:
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matchLabels:
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app.k8s.hty1024.com/env: prod
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app.k8s.hty1024.com/type: db
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app.k8s.hty1024.com/name: mysql
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app.k8s.hty1024.com/version: 8.0.37
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app.k8s.hty1024.com/resources: pod
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app.k8s.hty1024.com/role: master
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template:
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metadata:
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labels:
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app.k8s.hty1024.com/env: prod
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app.k8s.hty1024.com/type: db
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app.k8s.hty1024.com/name: mysql
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app.k8s.hty1024.com/version: 8.0.37
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app.k8s.hty1024.com/resources: pod
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app.k8s.hty1024.com/role: master
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spec:
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terminationGracePeriodSeconds: 60
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volumes:
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- name: localtime
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hostPath:
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path: /etc/localtime
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- name: hty1024-db-mysql-data-master
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persistentVolumeClaim:
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claimName: hty1024-db-mysql-pvc-master
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- name: hty1024-db-mysql-conf-master
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configMap:
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name: hty1024-db-mysql-cm-master
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items:
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- key: my.cnf
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path: my.cnf
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- name: hty1024-db-mysql-conf-master-init
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configMap:
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name: hty1024-db-mysql-cm-master-init
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items:
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- key: init.sql
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path: init.sql
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- name: hty1024-db-mysql-pwd
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secret:
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secretName: hty1024-db-mysql-secret
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containers:
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- name: mysql
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image: mysql:8.0.37
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ports:
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- name: tcp
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containerPort: 3306
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volumeMounts:
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- name: localtime
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mountPath: /etc/localtime
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readOnly: true
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- name: hty1024-db-mysql-data-master
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mountPath: /var/lib/mysql
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- name: hty1024-db-mysql-conf-master
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mountPath: /etc/mysql/conf.d/
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- name: hty1024-db-mysql-conf-master-init
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mountPath: /docker-entrypoint-initdb.d/
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- name: hty1024-db-mysql-pwd
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mountPath: /tmp/secret-volume
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readOnly: true
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env:
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- name: MYSQL_ROOT_PASSWORD_FILE
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value: "/tmp/secret-volume/root.key"
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- name: MYSQL_REPLICATION_MODE
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value: "master"
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- name: MYSQL_REPLICATION_USER
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value: "replication"
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- name: MYSQL_REPLICATION_PASSWORD_FILE
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value: "/tmp/secret-volume/replication.key"
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nodeSelector:
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node.k8s.hty1024.com/type: app
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|
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---
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## slave
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apiVersion: apps/v1
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kind: StatefulSet
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metadata:
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name: hty1024-db-mysql-statefulset-slave
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namespace: hty1024-db
|
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labels:
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app.k8s.hty1024.com/env: prod
|
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app.k8s.hty1024.com/type: db
|
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app.k8s.hty1024.com/name: mysql
|
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app.k8s.hty1024.com/version: 8.0.37
|
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app.k8s.hty1024.com/resources: statefulSet
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app.k8s.hty1024.com/role: slave
|
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spec:
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replicas: 1
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minReadySeconds: 30
|
||
selector:
|
||
matchLabels:
|
||
app.k8s.hty1024.com/env: prod
|
||
app.k8s.hty1024.com/type: db
|
||
app.k8s.hty1024.com/name: mysql
|
||
app.k8s.hty1024.com/version: 8.0.37
|
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app.k8s.hty1024.com/resources: pod
|
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app.k8s.hty1024.com/role: slave
|
||
template:
|
||
metadata:
|
||
labels:
|
||
app.k8s.hty1024.com/env: prod
|
||
app.k8s.hty1024.com/type: db
|
||
app.k8s.hty1024.com/name: mysql
|
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app.k8s.hty1024.com/version: 8.0.37
|
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app.k8s.hty1024.com/resources: pod
|
||
app.k8s.hty1024.com/role: slave
|
||
spec:
|
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terminationGracePeriodSeconds: 60
|
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volumes:
|
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- name: localtime
|
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hostPath:
|
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path: /etc/localtime
|
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- name: hty1024-db-mysql-data-slave
|
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persistentVolumeClaim:
|
||
claimName: hty1024-db-mysql-pvc-slave
|
||
- name: hty1024-db-mysql-conf-slave
|
||
configMap:
|
||
name: hty1024-db-mysql-cm-slave
|
||
items:
|
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- key: my.cnf
|
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path: my.cnf
|
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- name: hty1024-db-mysql-conf-slave-init
|
||
configMap:
|
||
name: hty1024-db-mysql-cm-slave-init
|
||
items:
|
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- key: init.sql
|
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path: init.sql
|
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- name: hty1024-db-mysql-pwd
|
||
secret:
|
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secretName: hty1024-db-mysql-secret
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containers:
|
||
- name: mysql
|
||
image: mysql:8.0.37
|
||
ports:
|
||
- name: tcp
|
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containerPort: 3306
|
||
volumeMounts:
|
||
- name: localtime
|
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mountPath: /etc/localtime
|
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readOnly: true
|
||
- name: hty1024-db-mysql-data-slave
|
||
mountPath: /var/lib/mysql
|
||
- name: hty1024-db-mysql-conf-slave
|
||
mountPath: /etc/mysql/conf.d/
|
||
- name: hty1024-db-mysql-conf-slave-init
|
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mountPath: /docker-entrypoint-initdb.d/
|
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- name: hty1024-db-mysql-pwd
|
||
mountPath: /tmp/secret-volume
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readOnly: true
|
||
env:
|
||
- name: MYSQL_ROOT_PASSWORD_FILE
|
||
value: "/tmp/secret-volume/root.key"
|
||
- name: MYSQL_REPLICATION_MODE
|
||
value: "slave"
|
||
nodeSelector:
|
||
node.k8s.hty1024.com/type: app
|