netplan配置搜索域

network:
    version: 2
    ethernets:
        eth0:
            dhcp4: true
            dhcp6: true
            nameservers:
              addresses:
               - 10.13.14.254
              search:
               - foxi.buduanwang.vip
            match:
                macaddress: ee:70:a9:18:24:7d
            set-name: eth0

search 在nameservers栏目里，注意缩进，添加即可。