Deploy:

kubectl apply -f mysql-pv.yaml  
kubectl apply -f mysql-sv.yaml  
kubectl apply -f srv.yaml  

IP:

kubectl describe pod srv  

Node: minikube/IP

APIs:
 GET:
  IP:30007/v1/say/hi
  IP:30007/v1/get/allcontent
 POST:
  IP:30007/v1/post/content
   application/json {"content": "string"}