pod退出执行命令

# pod-prestop.yaml
apiVersion: v1
kind: Pod
metadata:
name: hook-demo2
spec:
containers:
- name: hook-demo2
image: nginx
lifecycle:
preStop:
exec:
command: ["/usr/sbin/nginx","-s","quit"] # 优雅退出

---
apiVersion: v1
kind: Pod
metadata:
name: hook-demo3
spec:
volumes:
- name: message
hostPath:
path: /tmp
containers:
- name: hook-demo2
image: nginx
ports:
- containerPort: 80
volumeMounts:
- name: message
mountPath: /usr/share/
lifecycle:
preStop:
exec:
command: ['/bin/sh', '-c', 'echo Hello from the preStop Handler > /usr/share/message']