vncserver.init

   1 #!/bin/sh
   2 #
   3 # vncserver     Starts/stop VNC server
   4 #
   5 # chkconfig:    345 91 35
   6 #
   7 # description:  Starts and stops vncserver.
   8 #               Used to provide remote X administration services.
   9 #
  10
  11 # Source function library
  12 . /etc/rc.d/init.d/functions
  13
  14 # Get network config
  15 . /etc/sysconfig/network
  16
  17 VNCSERVERS=""
  18 [ -f /etc/sysconfig/vncserver ] && . /etc/sysconfig/vncserver
  19
  20 # Check that networking is up.
  21 if is_yes "${NETWORKING}"; then
  22         if [ ! -f /var/lock/subsys/network -a "$1" != stop -a "$1" != status ]; then
  23                 msg_network_down vncserver
  24                 exit 1
  25         fi
  26 else
  27         exit 0
  28 fi
  29
  30 start() {
  31         # Check if the service is already running?
  32         if [ -f /var/lock/subsys/vncserver ]; then
  33                 msg_already_running vncserver
  34                 return
  35         fi
  36
  37         ulimit -S -c 0 >/dev/null 2>&1
  38         RETVAL=0
  39
  40         if [ ! -d /tmp/.X11-unix ]; then
  41                 mkdir -m 1777 /tmp/.X11-unix || :
  42                 restorecon /tmp/.X11-unix 2>/dev/null || :
  43         fi
  44
  45         NOSERV=1
  46         for display in $VNCSERVERS; do
  47                 msg_starting "vncserver ($display)"
  48                 NOSERV=0
  49                 DISP="${display%%:*}"
  50                 USER="${display##*:}"
  51                 if [ "x$USER" == "xroot" ]; then
  52                         fail
  53                         echo "-- Do not run vncserver as root!"
  54                         continue
  55                 fi
  56                 VNCUSERARGS="${VNCSERVERARGS[${DISP}]}"
  57                 USEREXISTS=`cat /etc/passwd | awk -F: "{ if (\"$USER\"==\\\$1) print \"yes\" }"`
  58                 if [ "x$USEREXISTS" != "xyes" ]; then
  59                         fail
  60                         echo "-- User $USER does not exists!"
  61                         continue
  62                 fi
  63                 USERHOME=`runuser $USER -c 'echo $HOME'`
  64                 if [ ! -f "$USERHOME/.vnc/passwd" ]; then
  65                         fail
  66                         echo "-- No password file found for user $USER!"
  67                         continue
  68                 fi
  69                 export USER VNCUSERARGS
  70                 daemon --user ${USER} "vncserver :${DISP} ${VNCUSERARGS}"
  71                 RETVAL=$?
  72                 [ "$RETVAL" -eq 0 ] && echo $display >> /var/lock/subsys/vncserver
  73         done
  74 }
  75
  76 stop() {
  77         if [ ! -f /var/lock/subsys/vncserver ]; then
  78                 msg_not_running vncserver
  79                 return
  80         fi
  81
  82         # Stop daemons.
  83         ERRDISP=""
  84         for display in `cat /var/lock/subsys/vncserver`
  85         do
  86                 msg_stopping "vncserver ($display)"
  87                 export USER="${display##*:}"
  88                 runuser ${USER} -c "vncserver -kill :${display%%:*}" >/dev/null 2>&1
  89                 RETVAL=$?
  90                 [ "$RETVAL" -eq 0 ] && ok && continue
  91                 fail
  92                 ERRDISP="$ERRDISP $display"
  93         done
  94         rm -f /var/lock/subsys/vncserver
  95         [ "x$ERRDISP" != "x" ] && echo "$ERRDISP" > /var/lock/subsys/vncserver
  96 }
  97
  98 RETVAL=0
  99 # See how we were called.
 100 case "$1" in
 101   start)
 102         start
 103         ;;
 104   stop)
 105         stop
 106         ;;
 107   restart)
 108         stop
 109         sleep 5
 110         start
 111         exit $?
 112         ;;
 113   status)
 114         status Xvnc
 115         RETVAL=$?
 116         ;;
 117   *)
 118         msg_usage "$0 {start|stop|restart|status}"
 119         exit 3
 120 esac
 121
 122 exit $RETVAL