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
   8 [ -f /etc/sysconfig/timezone ] || exit 0
   9
  10 # Source function library.
  11 . /etc/rc.d/init.d/functions
  12
  13 upstart_controlled --except status disable
  14
  15 . /etc/sysconfig/timezone
  16
  17 ZONE_FILE="$ZONE_INFO_DIR"
  18
  19 if [ -n "$ZONE_INFO_SCHEME" -a "$ZONE_INFO_SCHEME" != "posix" ]; then
  20         ZONE_FILE="$ZONE_FILE/$ZONE_INFO_SCHEME"
  21 fi
  22
  23 ZONE_FILE="$ZONE_FILE/$TIMEZONE"
  24
  25 [ -L /etc/localtime ] && [ "$(resolvesymlink /etc/localtime)" = "$ZONE_FILE" ] && exit 0
  26
  27 start() {
  28         if [ -f /var/lock/subsys/timezone ]; then
  29                 msg_already_running timezone
  30                 return
  31         fi
  32
  33         if [ -f "$ZONE_FILE" ]; then
  34                 rm -f /etc/localtime
  35
  36                 MESSAGE=$(nls 'Setting time zone information (%s)' "$TIMEZONE")
  37
  38                 run_cmd "$MESSAGE" cp -af "$ZONE_FILE" /etc/localtime
  39                 RETVAL=$?
  40                 restorecon /etc/localtime >/dev/null 2>&1
  41         else
  42                 show "Missing %s file" "$ZONE_FILE"
  43                 fail
  44                 RETVAL=2
  45         fi
  46
  47         [ $RETVAL -eq 0 ] && touch /var/lock/subsys/timezone
  48 }
  49
  50 stop() {
  51         rm -f /var/lock/subsys/timezone >/dev/null 2>&1
  52 }
  53
  54 disable() {
  55         run_cmd "Unsetting time zone information" rm -f /etc/localtime
  56 }
  57
  58 # return true if FILE1 and FILE2 are identical
  59 identical() {
  60         local crc1 crc2
  61         test -f "$1" || return 1
  62         test -f "$2" || return 1
  63         crc1=$(cksum "$1" | awk '{print $1}')
  64         crc2=$(cksum "$2" | awk '{print $1}')
  65         [ "$crc1" = "$crc2" ]
  66 }
  67
  68 RETVAL=0
  69 # See how we were called.
  70 case "$1" in
  71   start)
  72         start
  73         ;;
  74   stop)
  75         stop
  76         ;;
  77   restart|try-restart|reload|force-reload)
  78         stop
  79         start
  80         ;;
  81   disable)
  82         disable
  83         ;;
  84   status)
  85         nls 'Timezone is configured to %s' "$TIMEZONE"
  86         if [ ! -f "$ZONE_FILE" ]; then
  87                 nls "Missing %s file" "$ZONE_FILE"
  88                 exit 1
  89         elif ! identical "$ZONE_FILE" /etc/localtime; then
  90                 nls 'Current time zone differs from %s' "$TIMEZONE"
  91                 exit 1
  92         fi
  93         ;;
  94   *)
  95         msg_usage "$0 {start|stop|restart|try-restart|reload|force-reload|disable|status}"
  96         exit 3
  97 esac
  98
  99 exit $RETVAL