多节点安装添加新节点报错，所有节点：
[root@master ~]# ./kk add nodes -f sample.yaml
ERRO[17:16:16 CST] Failed to connect to 192.168.0.149: Failed to validate ssh connection parameters: Failed to read keyfile “/root/.ssh/id_rsa”: open /root/.ssh/id_rsa: no such file or directory node=192.168.0.149
ERRO[17:16:16 CST] Failed to connect to 192.168.0.155: Failed to validate ssh connection parameters: Failed to read keyfile “/root/.ssh/id_rsa”: open /root/.ssh/id_rsa: no such file or directory node=192.168.0.155
ERRO[17:16:16 CST] Failed to connect to 192.168.0.88: Failed to validate ssh connection parameters: Failed to read keyfile “/root/.ssh/id_rsa”: open /root/.ssh/id_rsa: no such file or directory node=192.168.0.88
ERRO[17:16:16 CST] Failed to connect to 192.168.0.17: Failed to validate ssh connection parameters: Failed to read keyfile “/root/.ssh/id_rsa”: open /root/.ssh/id_rsa: no such file or directory node=192.168.0.17
求解
