#安装 epel源
#wget http://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm
#rpm -ivh epel-release-latest-7.noarch.rpm
yum -y install epel-release
#安装 xfce
yum -y groupinstall xfce
#安装中文字体
yum -y install cjkuni-ukai-fonts
yum -y install google-noto-sans-simplified-chinese-fonts.noarch
#安装vncserver
yum -y install tigervnc-server
#安装firefox
#yum -y install firefox
#安装chrome
wget "https://dl.google.com/linux/direct/google-chrome-stable_current_x86_64.rpm"
yum -y install google-chrome-stable_current_x86_64.rpm
rpm -ql google-chrome-stable

以下手工操作
------------------
cp /lib/systemd/system/vncserver@.service /etc/systemd/system/vncserver@:1.service
#修改 user
vi /etc/systemd/system/vncserver@:1.service

#先vncserver，设置一下密码
#再改下面
vi ~/.vnc/xstartup
#!/bin/sh
unset SESSION_MANAGER
unset DBUS_SESSION_BUS_ADDRESS
[ -x /etc/vnc/xstartup ] && exec /etc/vnc/xstartup
[ -r $HOME/.Xresources ] && xrdb $HOME/.Xresources
xsetroot -solid grey
rm -f /tmp/.X11-unix/X1
vncconfig -iconic &
startxfce4 &
#/usr/lib64/firefox/firefox &
/usr/bin/google-chrome-stable --no-sandbox &