add_node.sh 添加节点后为自己打lable失败。hostname无法识别

script/k8s/add_node.sh

@@ -177,6 +177,6 @@ ansible new_node -m copy -a "src=/usr/bin/kubectl dest=/usr/bin/kubectl mode=777
 ansible new_node -m shell -a "mkdir /root/.kube/ -pv"
 ansible new_node -m copy -a "src=/root/.kube/config  dest=/root/.kube/config mode=777"
 echo "根据自己的节点类型通过kubectl打标签"
-ansible new_node -m shell -a 'if [ `lspci  |grep -i nvidia|wc -l` -gt 0 ]; then echo "本机是gpu节点，开始打gpu类型标签" && kubectl label node `hostname` autodl=true kpl=true gpu=true cpu=true  user_job_node=true internal_service_node=true; else echo "本机是cpu节点，开始打cpu类型标签"&& kubectl label node `hostname` autodl=true kpl=true  cpu=true  user_job_node=true internal_service_node=true ; fi'
+ansible new_node -m shell -a 'if [ `lspci  |grep -i nvidia|wc -l` -gt 0 ]; then echo "本机是gpu节点，开始打gpu类型标签" && cat /etc/hostname |xargs -I {}  kubectl label nodes {} autodl=true kpl=true gpu=true cpu=true  user_job_node=true internal_service_node=true; else echo "本机是cpu节点，开始打cpu类型标签"&& cat /etc/hostname |xargs -I {}  kubectl label nodes {} autodl=true kpl=true  cpu=true  user_job_node=true internal_service_node=true ; fi'
 sleep 3
 kubectl get node --show-labels