Kubernetes 库伯内特斯:mysqld可以';t创建/写入文件'/var/lib/mysql/is#u writeable';(错误代码:13-权限被拒绝)
我有一个和其他用户一样的问题,关于percona映像中mysql文件夹的权限。但是我在库伯内特斯有它,我不确定在应用图像之前我怎样才能精确地改变体积 这是yaml:Kubernetes 库伯内特斯:mysqld可以';t创建/写入文件'/var/lib/mysql/is#u writeable';(错误代码:13-权限被拒绝),kubernetes,percona,Kubernetes,Percona,我有一个和其他用户一样的问题,关于percona映像中mysql文件夹的权限。但是我在库伯内特斯有它,我不确定在应用图像之前我怎样才能精确地改变体积 这是yaml: apiVersion: v1 kind: Service metadata: name: db labels: app: db k8s-app: magento spec: selector: app: db ports: - name: db port: 3306 --- a
apiVersion: v1
kind: Service
metadata:
name: db
labels:
app: db
k8s-app: magento
spec:
selector:
app: db
ports:
- name: db
port: 3306
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
name: db
spec:
selector:
matchLabels:
app: db
serviceName: db
template:
metadata:
labels:
app: db
k8s-app: magento
spec:
containers:
- args:
- --max_allowed_packet=134217728
- "--ignore-db-dir=lost+found"
volumeMounts:
- mountPath: /var/lib/mysql
name: data
env:
- name: MYSQL_DATABASE
valueFrom:
configMapKeyRef:
name: config
key: DB_NAME
- name: MYSQL_PASSWORD
valueFrom:
configMapKeyRef:
name: config
key: DB_PASS
- name: MYSQL_USER
valueFrom:
configMapKeyRef:
name: config
key: DB_USER
- name: MYSQL_ROOT_PASSWORD
valueFrom:
configMapKeyRef:
name: config
key: DB_ROOT_PASS
image: percona:5.7
name: db
resources:
requests:
cpu: 100m
memory: 256Mi
restartPolicy: Always
volumeClaimTemplates:
- metadata:
name: data
spec:
accessModes:
- ReadWriteOnce
resources:
requests:
storage: 10Gi
同样的问题,但在docker中:
如何在Kubernetes中修复它?我找到了这个解决方案,它可以工作:
initContainers:
- name: take-data-dir-ownership
image: alpine:3
# Give `mysql` user permissions a mounted volume
# https://stackoverflow.com/a/51195446/4360433
command:
- chown
- -R
- 999:999
- /var/lib/mysql
volumeMounts:
- name: data
mountPath: /var/lib/mysql