执行添加计算节点命令后报错：
TASK [node/core : copy private key] ***************************************************************************************************************************************************************
An exception occurred during task execution. To see the full traceback, use -vvv. The error was: If you are using a module and expect the file to exist on the remote, see the remote_src option
fatal: [f1418ffc-e682-40fc-a26e-c3f408b2f5c9]: FAILED! => {"changed": false, "msg": "Could not find or access '/grdata/services/ssh/builder_rsa' on the Ansible Controller.\nIf you are using a module and expect the file to exist on the remote, see the remote_src option"}
PLAY RECAP ****************************************************************************************************************************************************************************************
f1418ffc-e682-40fc-a26e-c3f408b2f5c9 : ok=92 changed=27 unreachable=0 failed=1 skipped=93 rescued=0 ignored=1
ERROR MESSAGE SUMMARY *****************************************************************************************************************************************************************************
[f1418ffc-e682-40fc-a26e-c3f408b2f5c9]: Ansible FAILED! => playbook: addnode.yml; TASK: node/core : copy private key; message: {"changed": false, "msg": "Could not find or access '/grdata/services/ssh/builder_rsa' on the Ansible Controller.\nIf you are using a module and expect the file to exist on the remote, see the remote_src option"}
