debian/smartmontools.init

   1 #!/bin/sh -e
   2 #
   3 # smartmontools init.d startup script
   4 #
   5 # (C) 2003,04,07 Guido Günther <agx@sigxcpu.org>
   6 #
   7 # loosely based on the init script that comes with smartmontools which is
   8 # copyrighted 2002 by Bruce Allen <smartmontools-support@lists.sourceforge.net>
   9 #
  10 ### BEGIN INIT INFO
  11 # Provides:          smartmontools
  12 # Required-Start:    $syslog $remote_fs
  13 # Required-Stop:     $syslog $remote_fs
  14 # Default-Start:     2 3 4 5
  15 # Default-Stop:      1
  16 # Short-Description: SMART monitoring daemon
  17 ### END INIT INFO
  18
  19 SMARTCTL=/usr/sbin/smartctl
  20 DAEMON=/usr/sbin/smartd
  21 PIDFILE=/var/run/smartd.pid
  22 [ -x $SMARTCTL ] || exit 0
  23 [ -x $DAEMON ] || exit 0
  24 . /lib/lsb/init-functions
  25
  26 RET=0
  27
  28 [ -r /etc/default/smartmontools ] && . /etc/default/smartmontools
  29
  30 smartd_opts="--pidfile $PIDFILE $smartd_opts"
  31
  32 enable_smart() {
  33   log_action_begin_msg "Enabling S.M.A.R.T."
  34   for device in $enable_smart; do
  35       log_action_cont_msg "$device"
  36       if ! $SMARTCTL --quietmode=errorsonly --smart=on $device; then
  37           log_action_cont_msg "(failed)"
  38           RET=2
  39       fi
  40   done
  41   log_action_end_msg 0
  42 }
  43
  44 check_start_smartd_option() {
  45   if [ ! "$start_smartd" = "yes" ]; then
  46     log_warning_msg "Not starting S.M.A.R.T. daemon smartd, disabled via /etc/default/smartmontools"
  47     return 1
  48   else
  49     return 0
  50   fi
  51 }
  52
  53 running_pid()
  54 {
  55     # Check if a given process pid's cmdline matches a given name
  56     pid=$1
  57     name=$2
  58     [ -z "$pid" ] && return 1
  59     [ ! -d /proc/$pid ] &&  return 1
  60     cmd=`cat /proc/$pid/cmdline | tr "\000" "\n"|head -n 1 |cut -d : -f 1`
  61     # Is this the expected child?
  62     [ "$cmd" != "$name" ] &&  return 1
  63     return 0
  64 }
  65
  66 running()
  67 {
  68 # Check if the process is running looking at /proc
  69 # (works for all users)
  70     # No pidfile, probably no daemon present
  71     [ ! -f "$PIDFILE" ] && return 1
  72     # Obtain the pid and check it against the binary name
  73     pid=`cat $PIDFILE`
  74     running_pid $pid $DAEMON || return 1
  75     return 0
  76 }
  77
  78 case "$1" in
  79   start)
  80         [ -n "$enable_smart" ] && enable_smart
  81         if check_start_smartd_option; then
  82
  83             log_daemon_msg "Starting S.M.A.R.T. daemon" "smartd"
  84             if running; then
  85                 log_progress_msg "already running"
  86                 log_end_msg 0
  87                 exit 0
  88             fi
  89             rm -f $PIDFILE
  90             if start-stop-daemon --start --quiet --pidfile $PIDFILE \
  91                         --exec $DAEMON -- $smartd_opts; then
  92                 log_end_msg 0
  93             else
  94                 log_end_msg 1
  95                 RET=1
  96             fi
  97         fi
  98         ;;
  99   stop)
 100         log_daemon_msg "Stopping S.M.A.R.T. daemon" "smartd"
 101         start-stop-daemon --stop --quiet --oknodo --pidfile $PIDFILE
 102         log_end_msg 0
 103         ;;
 104   reload|force-reload)
 105           log_daemon_msg "Reloading S.M.A.R.T. daemon" "smartd"
 106         if start-stop-daemon --stop --quiet --signal 1 \
 107                         --pidfile $PIDFILE; then
 108             log_end_msg 0
 109         else
 110             log_end_msg 1
 111             RET=1
 112         fi
 113           ;;
 114   restart)
 115         if check_start_smartd_option; then
 116             log_daemon_msg "Restarting S.M.A.R.T. daemon" "smartd"
 117             start-stop-daemon --stop --quiet --oknodo --retry 30 --pidfile $PIDFILE
 118             rm -f $PIDFILE
 119             if start-stop-daemon --start --quiet --pidfile $PIDFILE \
 120                         --exec $DAEMON -- $smartd_opts; then
 121                 log_end_msg 0
 122             else
 123                 log_end_msg 1
 124                 RET=1
 125             fi
 126         fi
 127         ;;
 128   status)
 129         status_of_proc $DAEMON smartd && exit 0 || exit $?
 130         ;;
 131   *)
 132         echo "Usage: /etc/init.d/smartmontools {start|stop|restart|reload|force-reload|status}"
 133         exit 1
 134 esac
 135
 136 exit $RET