加载层信息 loading: [],

         created() {
            this.getList();
            this.openLoading();
          },
          methods: {
            /** 查询服务器信息 */
            getList() {
              getServer().then(response => {
                this.server = response.data;
                this.loading.close();
              });
            },
            // 打开加载层
            openLoading() {
              this.loading = this.$loading({
                lock: true,
                text: "拼命读取中",
                spinner: "el-icon-loading",
                background: "rgba(0, 0, 0, 0.7)"
              });
            }
          }