title: linux一键安装vncserver脚本

date: 2016-04-11 14:32:04

tags:

linux多数情况下是作为服务器使用的，管理员一般也喜欢使用命令行来管理服务器，所以服务器往往都没有配备显示器及输入输出设备，但有时候还是会用到Linux桌面，所以发一下这个脚本，希望可以帮助到有用的同学。

#!/bin/bash

#########################################

#Function:    install vnc server

#Usage:       bash install_vnc_server.sh

#Author:      Customer service department

#Company:     Alibaba Cloud Computing

#Version:     3.0

#########################################

check_os_release()

{

  while true

  do

    os_release=$(grep "Red Hat Enterprise Linux Server release" /etc/issue 2>/dev/null)

    os_release_2=$(grep "Red Hat Enterprise Linux Server release" /etc/redhat-release 2>/dev/null)

    if [ "$os_release" ] && [ "$os_release_2" ]

    then

      if echo "$os_release"|grep "release 5" >/dev/null 2>&1

      then

        os_release=redhat5

        echo "$os_release"

      elif echo "$os_release"|grep "release 6" >/dev/null 2>&1

      then

        os_release=redhat6

        echo "$os_release"

      else

        os_release=""

        echo "$os_release"

      fi

      break

    fi

    os_release=$(grep "Aliyun Linux release" /etc/issue 2>/dev/null)

    os_release_2=$(grep "Aliyun Linux release" /etc/aliyun-release 2>/dev/null)

    if [ "$os_release" ] && [ "$os_release_2" ]

    then

      if echo "$os_release"|grep "release 5" >/dev/null 2>&1

      then

        os_release=aliyun5

        echo "$os_release"

      elif echo "$os_release"|grep "release 6" >/dev/null 2>&1

      then

        os_release=aliyun6

        echo "$os_release"

      elif echo "$os_release"|grep "release 7" >/dev/null 2>&1

      then

        os_release=aliyun7

        echo "$os_release"

      else

        os_release=""

        echo "$os_release"

      fi

      break

    fi

    os_release_2=$(grep "CentOS" /etc/*release 2>/dev/null)

    if [ "$os_release_2" ]

    then

      if echo "$os_release_2"|grep "release 5" >/dev/null 2>&1

      then

        os_release=centos5

        echo "$os_release"

      elif echo "$os_release_2"|grep "release 6" >/dev/null 2>&1

      then

        os_release=centos6

        echo "$os_release"

      elif echo "$os_release_2"|grep "release 7" >/dev/null 2>&1

      then

        os_release=centos7

        echo "$os_release"

      else

        os_release=""

        echo "$os_release"

      fi

      break

    fi

    os_release=$(grep -i "ubuntu" /etc/issue 2>/dev/null)

    os_release_2=$(grep -i "ubuntu" /etc/lsb-release 2>/dev/null)

    if [ "$os_release" ] && [ "$os_release_2" ]

    then

      if echo "$os_release"|grep "Ubuntu 10" >/dev/null 2>&1

      then

        os_release=ubuntu10

        echo "$os_release"

      elif echo "$os_release"|grep "Ubuntu 12.04" >/dev/null 2>&1

      then

        os_release=ubuntu1204

        echo "$os_release"

      elif echo "$os_release"|grep "Ubuntu 12.10" >/dev/null 2>&1

      then

        os_release=ubuntu1210

        echo "$os_release"

     elif echo "$os_release"|grep "Ubuntu 14.04" >/dev/null 2>&1

     then

        os_release=ubuntu1204

        echo "$os_release"

      else

        os_release=""

        echo "$os_release"

      fi

      break

    fi

    os_release=$(grep -i "debian" /etc/issue 2>/dev/null)

    os_release_2=$(grep -i "debian" /proc/version 2>/dev/null)

    if [ "$os_release" ] && [ "$os_release_2" ]

    then

      if echo "$os_release"|grep "Linux 6" >/dev/null 2>&1

      then

        os_release=debian6

        echo "$os_release"

      elif echo "$os_release"|grep "Linux 7" >/dev/null 2>&1

      then

        os_release=debian7

        echo "$os_release"

      else

        os_release=""

        echo "$os_release"

      fi

      break

    fi

    break

    done

}

exit_script()

{

  echo -e "\033[1;40;31mInstall $1 error,will exit.\n\033[0m"

  rm -f $LOCKfile

  exit 1

}

update_source()

{

  wget "http://oss.aliyuncs.com/aliyunecs/update_source.tgz?spm=5176.7150518.1996836753.5.67nzlg&file=update_source.tgz" -O update_source.tgz

  tar -zxvf update_source.tgz

  bash update_source.sh

}

rhel5_vnc_config()

{

cat >$vnc_xstartup_config<<EOF

#!/bin/sh

# Uncomment the following two lines for normal desktop:

# unset SESSION_MANAGER

# exec /etc/X11/xinit/xinitrc

[ -x /etc/vnc/xstartup ] && exec /etc/vnc/xstartup

[ -r \$HOME/.Xresources ] && xrdb \$HOME/.Xresources

xsetroot -solid grey

vncconfig -iconic &

xterm -geometry 80x24+10+10 -ls -title "\$VNCDESKTOP Desktop" &

#twm &

gnome-session &

EOF

cat >$vnc_sysconfig_vncservers<<EOF

# The VNCSERVERS variable is a list of display:user pairs.

#

# Uncomment the lines below to start a VNC server on display :2

# as my 'myusername' (adjust this to your own).  You will also

# need to set a VNC password; run 'man vncpasswd' to see how

# to do that.

#

# DO NOT RUN THIS SERVICE if your local area network is

# untrusted!  For a secure way of using VNC, see

# <URL:http://www.uk.research.att.com/archive/vnc/sshvnc.html>.

# Use "-nolisten tcp" to prevent X connections to your VNC server via TCP.

# Use "-nohttpd" to prevent web-based VNC clients connecting.

# Use "-localhost" to prevent remote VNC clients connecting except when

# doing so through a secure tunnel.  See the "-via" option in the

# 'man vncviewer' manual page.

# VNCSERVERS="2:myusername"

# VNCSERVERARGS[2]="-geometry 800x600 -nolisten tcp -nohttpd -localhost"

VNCSERVERS="1:root"

EOF

}

check_selinux_config()

{

  if grep "SELINUX=enforcing" $selinux_config >/dev/null 2>&1

  then

    sed -i 's/SELINUX=enforcing/SELINUX=disabled/' $selinux_config

  fi

}

centos5_install_vnc_server()

{

  if [ "$1" == "redhat5" ]

  then

    if rpm -qa|grep redhat-logos >/dev/null 2>&1

    then

      yum remove $(rpm -qa|grep redhat-logos) -y

    fi

  fi

  if yum grouplist "GNOME Desktop Environment"|grep "Available" >/dev/null 2>&1

  then

    if ! yum groupinstall "GNOME Desktop Environment" -y

    then

      exit_script "GNOME Desktop Environment"

    fi

  fi

  if ! rpm -q vnc-server >/dev/null 2>&1

  then

    if ! yum install vnc-server -y

    then

      exit_script vnc-server

    fi

    vncserver <<EOF

$password

$password

EOF

  else

    vncpasswd <<EOF

$password

$password

EOF

  fi

  vncserver -kill :1

  service vncserver stop

  service pcscd stop

  chkconfig --del pcscd

  yum remove esc -y

  rhel5_vnc_config

  chmod 755 $vnc_xstartup_config

  chkconfig --level 345 vncserver on

  service NetworkManager stop

  chkconfig --del NetworkManager

  check_selinux_config

  sleep 20

  service vncserver start

}

centos6_install_vnc_server()

{

  if yum grouplist "X Window System"|grep "Available" >/dev/null 2>&1

  then

    if ! yum groupinstall "X Window System" -y

    then

      exit_script "X Window System"

    fi

  fi

  if yum grouplist "Desktop"|grep "Available" >/dev/null 2>&1

  then

    if ! yum groupinstall "Desktop" -y

    then

      exit_script Desktop

    fi

  fi

  if yum grouplist "Chinese Support"|grep "Available" >/dev/null 2>&1

  then

    if ! yum groupinstall "Chinese Support" -y

    then

      exit_script "Chinese Support"

    fi

  fi

  if ! rpm -q tigervnc-server >/dev/null 2>&1

  then

    if ! yum install tigervnc-server -y

    then

      exit_script tigervnc-server

    fi

    vncserver <<EOF

$password

$password

EOF

  else

    vncpasswd <<EOF

$password

$password

EOF

  fi

  vncserver -kill :1

  service vncserver stop

  service pcscd stop

  chkconfig --del pcscd

  yum remove esc -y

  sed -i 's/.*!= root.*/#&/' /etc/pam.d/gdm

  dbus-uuidgen >/var/lib/dbus/machine-id

  rhel5_vnc_config

  chmod 755 $vnc_xstartup_config

  chkconfig --level 345 vncserver on

  service NetworkManager stop

  chkconfig --del NetworkManager

  sleep 20

  service vncserver start

  check_selinux_config

}

centos7_install_vnc_server()

{

  if ! yum groupinstall "GNOME Desktop" "Graphical Administration Tools" -y

  then

    exit_script "NOME Desktop Graphical Administration Tools"

  fi

  if ! yum install tigervnc-server -y

  then

    exit_script "tigervnc-server"

  fi

  cp /lib/systemd/system/vncserver@.service /lib/systemd/system/vncserver@\:1.service

  sed -i 's/%i/:1/g' /lib/systemd/system/vncserver@\:1.service

  sed -i 's/<USER>/root/g' /lib/systemd/system/vncserver@\:1.service

  sed -i 's/home\/root/root/g' /lib/systemd/system/vncserver@\:1.service

  vncpasswd <<EOF

$password

$password

EOF

  systemctl enable vncserver@:1.service

  systemctl start vncserver@:1.service

  systemctl status vncserver@:1.service

  systemctl disable initial-setup-text.service

}

ubuntu_install_vnc_server()

{

  if ! dpkg -s lxde >/dev/null 2>&1

  then

    if ! apt-get install lxde -y --force-yes --fix-missing

    then

      exit_script lxde

    fi

  fi

  if ! dpkg -s ttf-arphic-uming >/dev/null 2>&1

  then

    if ! apt-get install ttf-arphic-uming -y --force-yes --fix-missing

    then

      exit_script ttf-arphic-uming

    fi

  fi

  if ! dpkg -s vnc4server >/dev/null 2>&1

  then

    if ! apt-get install vnc4server -y --force-yes --fix-missing

    then

      exit_script vnc4server

    fi

    vncserver <<EOF

$password

$password

EOF

  else

    vncpasswd <<EOF

$password

$password

EOF

  fi

  vncserver -kill :1

  sed -i 's/x-window-manager \&/startlxde \&/' $vnc_xstartup_config

  sed -i '/vncserver/d' $rc_local

  sed -i 's/^exit 0$/su root \-c "\/usr\/bin\/vncserver \-name my-vnc-server \-geometry 1280x800 \:1"\nexit 0/' $rc_local

  sleep 5

  vncserver

}

####################Start###################

#check lock file ,one time only let the script run one time

LOCKfile=/tmp/.$(basename $0)

if [ -f "$LOCKfile" ]

then

  echo -e "\033[1;40;31mThe script is already exist,please next time to run this script.\n\033[0m"

  exit

else

  echo -e "\033[40;32mStep 1.No lock file,begin to create lock file and continue.\n\033[40;37m"

  touch $LOCKfile

fi

#check user

if [ $(id -u) != "0" ]

then

  echo -e "\033[1;40;31mError: You must be root to run this script, please use root to install this script.\n\033[0m"

  rm -f $LOCKfile

  exit 1

fi

vnc_xstartup_config=/root/.vnc/xstartup

vnc_sysconfig_vncservers=/etc/sysconfig/vncservers

selinux_config=/etc/selinux/config

rc_local=/etc/rc.local

password=$(cat /dev/urandom | head -1 | md5sum | head -c 6)

echo -e "\033[40;32mStep 2.Begen to check the OS issue.\n\033[40;37m"

os_release=$(check_os_release)

if [ "X$os_release" == "X" ]

then

  echo -e "\033[1;40;31mThe OS does not identify,So this script is not executede.\n\033[0m"

  rm -f $LOCKfile

  exit 0

else

  echo -e "\033[40;32mThis OS is $os_release.\n\033[40;37m"

fi

echo -e "\033[40;32mStep 3.Begen to modify the source configration file and update.\n\033[40;37m"

update_source

echo -e "\033[40;32mStep 4.Begen to check and install vnc server.\n\033[40;37m"

case "$os_release" in

redhat5|centos5|aliyun5)

  centos5_install_vnc_server $os_release

  ;;

redhat6|centos6|aliyun6)

  centos6_install_vnc_server

  ;;

centos7)

  centos7_install_vnc_server

  ;;

ubuntu10|ubuntu1204|ubuntu1210|debian6)

  ubuntu_install_vnc_server

  ;;

esac

echo -e "\033[40;32mInstall success.The vnc password is \"$password\",this script now exit!\n\033[40;37m"

rm -f $LOCKfile

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