Dell idrac 重启机器进入单次pxe安装

用Dell idrac的脚本来使服务器进入单次pxe安装进程。

脚本如下：

sshpass -p "xxxxxxxx" ssh -oStrictHostKeyChecking=no root@172.16.17.1 racadm set iDRAC.ServerBoot.BootOnce 1  
sshpass -p "xxxxxxxx" ssh -oStrictHostKeyChecking=no root@172.16.17.1 racadm set iDRAC.ServerBoot.FirstBootDevice PXE  
sshpass -p "xxxxxxxx" ssh -oStrictHostKeyChecking=no root@172.16.17.1 racadm serveraction powercycle