hook 钩子函数 生命周期 lifecycle/postStart/preStop
hook-demo1.yaml lifecycle/postStart
---
apiVersion: v1
kind: Pod
metadata:
name: hook-demo1
labels:
app: hook
spec:
containers:
- name: hook-demo1
image: nginx
ports:
- name: webport
containerPort: 80
lifecycle:
postStart:
exec:
command: ["/bin/sh","-c","echo Hello from the postStart Handler > /usr/share/message"]
hook-demo2.yaml lifecycle/preStop
---
apiVersion: v1
kind: Pod
metadata:
name: hook-demo2
labels:
app: hook
spec:
containers:
- name: hook-demo2
image: nginx
ports:
- name: webport
containerPort: 80
volumeMounts:
- name: message
mountPath: /usr/share/
lifecycle:
preStop:
exec:
command: ['/bin/sh','-c','echo Hello from the preStop Handler > /usr/share/message']
volumes:
- name: message
hostPath:
path: /tmp
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