devstack安装时出现XDG_SESSION_TYPE错误

echo $XDG_SESSION_TYPE
# 如果未设置，可以手动设置
export XDG_SESSION_TYPE=x11

sudo apt-get update
sudo apt-get install -y ubuntu-desktop gnome-panel gnome-settings-daemon metacity nautilus gnome-terminal

sudo yum groupinstall -y "GNOME Desktop" "Graphical Administration Tools"

#!/bin/sh
exec gnome-session

#!/bin/bash

# 检查 XDG_SESSION_TYPE 环境变量
if [ -z "$XDG_SESSION_TYPE" ]; then
    export XDG_SESSION_TYPE=x11
    echo "XDG_SESSION_TYPE set to x11"
fi

# 安装必要的依赖包
if [ "$(lsb_release -is)" == "Ubuntu" ]; then
    sudo apt-get update
    sudo apt-get install -y ubuntu-desktop gnome-panel gnome-settings-daemon metacity nautilus gnome-terminal
elif [ "$(lsb_release -is)" == "CentOS" ]; then
    sudo yum groupinstall -y "GNOME Desktop" "Graphical Administration Tools"
fi