timezone.init

   1 #!/bin/sh
   2 #
   3 # timezone      Set time zone information.
   4 # chkconfig:    2345 10 90
   5 # description:  This script is setting time zone information for your machine.
   6 #
   7 # $Id$
   8
   9 [ -f /etc/sysconfig/timezone ] || exit 0
  10
  11 # Source function library.
  12 . /etc/rc.d/init.d/functions
  13
  14 . /etc/sysconfig/timezone
  15
  16 ZONE_FILE="$ZONE_INFO_DIR"
  17
  18 if [ -n "$ZONE_INFO_SCHEME" -a "$ZONE_INFO_SCHEME" != "posix" ]; then
  19         ZONE_FILE="$ZONE_FILE/$ZONE_INFO_SCHEME"
  20 fi
  21
  22 ZONE_FILE="$ZONE_FILE/$TIMEZONE"
  23
  24 [ -L /etc/localtime ] && [ "$(resolvesymlink /etc/localtime)" = "$ZONE_FILE" ] && exit 0
  25
  26 start() {
  27         if [ -f /var/lock/subsys/timezone ]; then
  28                 msg_already_running timezone
  29                 return
  30         fi
  31
  32         if [ -f "$ZONE_FILE" ]; then
  33                 rm -f /etc/localtime
  34
  35                 MESSAGE=$(nls 'Setting time zone information (%s)' "$TIMEZONE")
  36
  37                 run_cmd "$MESSAGE" cp -af "$ZONE_FILE" /etc/localtime
  38                 RETVAL=$?
  39                 restorecon /etc/localtime >/dev/null 2>&1
  40         else
  41                 show "Missing %s file" "$ZONE_FILE"
  42                 fail
  43         fi
  44
  45         [ $RETVAL -eq 0 ] && touch /var/lock/subsys/timezone
  46 }
  47
  48 stop() {
  49         rm -f /var/lock/subsys/timezone >/dev/null 2>&1
  50 }
  51
  52 disable() {
  53         run_cmd "Unsetting time zone information" rm -f /etc/localtime
  54 }
  55
  56 # return true if FILE1 and FILE2 are identical
  57 identical() {
  58         local crc1 crc2
  59         crc1=$(cksum "$1" | awk '{print $1}')
  60         crc2=$(cksum "$2" | awk '{print $1}')
  61         [ "$crc1" = "$crc2" ]
  62 }
  63
  64 RETVAL=0
  65 # See how we were called.
  66 case "$1" in
  67   start)
  68         start
  69         ;;
  70   stop)
  71         stop
  72         ;;
  73   restart|try-restart|reload|force-reload)
  74         stop
  75         start
  76         ;;
  77   disable)
  78         disable
  79         ;;
  80   status)
  81         nls 'Time zone is configured to %s' "$TIMEZONE"
  82         if [ ! -f "$ZONE_FILE" ]; then
  83                 nls "Missing %s file" "$ZONE_FILE"
  84         elif ! identical "$ZONE_FILE" /etc/localtime; then
  85                 nls 'Current time zone differs from %s!' "$TIMEZONE"
  86         fi
  87         ;;
  88   *)
  89         msg_usage "$0 {start|stop|restart|try-restart|reload|force-reload|disable|status}"
  90         exit 3
  91 esac
  92
  93 exit $RETVAL