Add a notice if user still wants to use yarn version (#4340)

* init

* fix

* fix

deployment/paiLibrary/paiService/service_management_start.py

@@ -44,6 +44,14 @@ class serivce_management_start:
             self.service_list = service_management_configuration.get_service_list(self.cluster_type)
         else:
             self.service_list = service_list
+        if self.cluster_type == 'yarn':
+            user_input = raw_input(
+                "Cluster type `yarn` is not well tested. We recommend you to use `k8s` version or " +
+                "stick to 0.14.0 if you prefer yarn version. " +
+                "If you still want to continue, please input Y. " +
+                "Other inputs will stop installation immediately: ")
+            if user_input != "Y":
+                sys.exit(1)
         self.logger.info("Get the service-list to manage : {0}".format(str(self.service_list)))
 
         self.retry_times = 5

tests/jenkins/stage_deploy.sh

@@ -49,5 +49,5 @@ echo "Y" | python paictl.py cluster k8s-bootup -p /cluster-configuration
 echo "pai" | python paictl.py config push -p /cluster-configuration
 
 # 3. start PAI services
-echo "pai" | python paictl.py service start
+echo -e "pai\nY\n" | python paictl.py service start
 EOF_DEV_BOX