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                 RETVAL=2
  44         fi
  45
  46         [ $RETVAL -eq 0 ] && touch /var/lock/subsys/timezone
  47 }
  48
  49 stop() {
  50         rm -f /var/lock/subsys/timezone >/dev/null 2>&1
  51 }
  52
  53 disable() {
  54         run_cmd "Unsetting time zone information" rm -f /etc/localtime
  55 }
  56
  57 # return true if FILE1 and FILE2 are identical
  58 identical() {
  59         local crc1 crc2
  60         crc1=$(cksum "$1" | awk '{print $1}')
  61         crc2=$(cksum "$2" | awk '{print $1}')
  62         [ "$crc1" = "$crc2" ]
  63 }
  64
  65 RETVAL=0
  66 # See how we were called.
  67 case "$1" in
  68   start)
  69         start
  70         ;;
  71   stop)
  72         stop
  73         ;;
  74   restart|try-restart|reload|force-reload)
  75         stop
  76         start
  77         ;;
  78   disable)
  79         disable
  80         ;;
  81   status)
  82         nls 'Time zone is configured to %s' "$TIMEZONE"
  83         if [ ! -f "$ZONE_FILE" ]; then
  84                 nls "Missing %s file" "$ZONE_FILE"
  85         elif ! identical "$ZONE_FILE" /etc/localtime; then
  86                 nls 'Current time zone differs from %s!' "$TIMEZONE"
  87         fi
  88         ;;
  89   *)
  90         msg_usage "$0 {start|stop|restart|try-restart|reload|force-reload|disable|status}"
  91         exit 3
  92 esac
  93
  94 exit $RETVAL