#!/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 " 33[1;40;31mInstall $1 error,will exit. 33[0m" rm -f $LOCKfile exit 1 } update_source() { wget "http://docs-aliyun.cn-hangzhou.oss.aliyun-inc.com/assets/attach/41177/cn_zh/1504061676920/update_source.sh" -O update_source.tgz tar -zxvf update_source.tgz bash update_source.sh } rhel5_vnc_config() { cat >$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" exit 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 " 33[1;40;31mThe script is already exist,please next time to run this script. 33[0m" exit else echo -e " 33[40;32mStep 1.No lock file,begin to create lock file and continue. 33[40;37m" touch $LOCKfile fi #check user if [ $(id -u) != "0" ] then echo -e " 33[1;40;31mError: You must be root to run this script, please use root to install this script. 33[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 " 33[40;32mStep 2.Begen to check the OS issue. 33[40;37m" os_release=$(check_os_release) if [ "X$os_release" == "X" ] then echo -e " 33[1;40;31mThe OS does not identify,So this script is not executede. 33[0m" rm -f $LOCKfile exit 0 else echo -e " 33[40;32mThis OS is $os_release. 33[40;37m" fi echo -e " 33[40;32mStep 3.Begen to modify the source configration file and update. 33[40;37m" update_source echo -e " 33[40;32mStep 4.Begen to check and install vnc server. 33[40;37m" case "$os_release" in redhat5|centos5|aliyun5) centos5_install_vnc_server $os_release ;; redhat6|centos6|aliyun6) centos6_install_vnc_server ;; centos7) centos7_install_vnc_server ;; ubuntu10|ubuntu1204|ubuntu1210|debian6) ubuntu_install_vnc_server ;; esac echo -e " 33[40;32mInstall success.The vnc password is "$password",this script now exit! 33[40;37m" rm -f $LOCKfile