src/initscripts/init.d/nut

   1 #! /bin/sh
   2 ### BEGIN INIT INFO
   3 # Provides:          nut
   4 # Required-Start:    $local_fs $syslog $network
   5 # Required-Stop:     $local_fs $syslog $network
   6 # Default-Start:     2 3 4 5
   7 # Default-Stop:      0 1 6
   8 # Short-Description: Network UPS Tools initscript
   9 # Description:       This script take care of starting and stopping the
  10 #                    Network UPS Tools components. When needed, it also
  11 #                    handle the UPS hardware shutdown.
  12 ### END INIT INFO
  13
  14 # Author: Arnaud Quette <aquette@debian.org>
  15
  16 PATH=/sbin:/usr/sbin:/bin:/usr/bin:/usr/local/sbin:/usr/local/bin
  17
  18 NAME=nut
  19 DESC="Network UPS Tools"
  20 DEFAULT=/etc/sysconfig/nut
  21 CONFIG=/etc/nut/nut.conf
  22
  23 . /etc/sysconfig/rc
  24 . $rc_functions
  25
  26 # set upsd specific options. use "man upsd" for more info
  27 UPSD_OPTIONS=""
  28
  29 # set upsmon specific options. use "man upsmon" for more info
  30 UPSMON_OPTIONS=""
  31
  32 # Include defaults if available (transition period)
  33 if [ -f $DEFAULT ] ; then
  34         . $DEFAULT
  35 fi
  36
  37 # Include NUT nut.conf
  38 if [ -f $CONFIG ] ; then
  39         . $CONFIG
  40 fi
  41
  42 # Explicitly require the configuration to be done in /etc/nut/nut.conf
  43 if [ "x$MODE" = "xnone" ] ; then
  44     log_failure_msg "$NAME disabled, please adjust the configuration to your needs "
  45     log_failure_msg "and then set MODE to a suitable value in $CONFIG to enable it."
  46     # exit success to avoid breaking the install process!
  47     exit 0
  48 fi
  49
  50 pid_dir=/var/run/nut
  51 upsmon_pid=${pid_dir}/upsmon.pid
  52 upsd_pid=${pid_dir}/upsd.pid
  53 upsd=/usr/sbin/upsd
  54 upsdrvctl=/usr/bin/upsdrvctl
  55 upsmon=/usr/sbin/upsmon
  56 log=">/dev/null 2>/dev/null"
  57
  58 # Check if /var/run/nut exists and has the correct perms
  59 check_var_directory() {
  60         [ ! -d ${pid_dir} ] && mkdir -p ${pid_dir} \
  61                 && chown root:nut ${pid_dir} \
  62                 && chmod 770 ${pid_dir}
  63 }
  64
  65 start_stop_server () {
  66   case "$MODE" in
  67     standalone|netserver)
  68       case "$1" in
  69         start)
  70           ! $upsdrvctl start >/dev/null 2>&1 && boot_mesg "(upsdrvctl failed)"
  71           $upsd $UPSD_OPTIONS >/dev/null 2>&1
  72           ;;
  73         stop)
  74           $upsd -c stop >/dev/null 2>&1
  75           ! $upsdrvctl stop >/dev/null 2>&1 && boot_mesg "(upsdrvctl failed)"
  76           ;;
  77       esac
  78       ;;
  79     none|netclient|*)
  80       return 1
  81       ;;
  82   esac
  83 }
  84
  85 start_stop_client () {
  86   case "$MODE" in
  87     standalone|netserver|netclient)
  88       case "$1" in
  89         start)
  90           $upsmon $UPSMON_OPTIONS >/dev/null 2>&1
  91           ;;
  92         stop)
  93           $upsmon -c stop >/dev/null 2>&1
  94           ;;
  95       esac
  96       ;;
  97     none|*)
  98       return 1
  99       ;;
 100   esac
 101 }
 102
 103 case "$1" in
 104
 105   start)
 106     boot_mesg "Starting $DESC"
 107     check_var_directory
 108     start_stop_server start
 109     start_stop_client start
 110     ;;
 111
 112   stop)
 113     boot_mesg "Stopping $DESC"
 114     start_stop_server stop
 115     start_stop_client stop
 116     ;;
 117
 118   reload)
 119     $upsd   -c reload >/dev/null 2>&1
 120     $upsmon -c reload >/dev/null 2>&1
 121     ;;
 122
 123   restart|force-reload)
 124     boot_mesg "Restarting $DESC"
 125     start_stop_client stop
 126     start_stop_server stop
 127     sleep 5
 128     check_var_directory
 129     start_stop_server start
 130     start_stop_client start
 131     ;;
 132
 133   poweroff)
 134     flag=`sed -ne 's#^ *POWERDOWNFLAG *\(.*\)$#\1#p' /etc/nut/upsmon.conf`
 135     wait_delay=`sed -ne 's#^ *POWEROFF_WAIT= *\(.*\)$#\1#p' $CONFIG`
 136     if [ -f "$flag" ] ; then
 137       if $upsmon -K >/dev/null 2>&1 ; then
 138         boot_mesg "Shutting down the UPS ..."
 139         sleep 1
 140         if $upsdrvctl shutdown ; then
 141           sleep 5
 142           boot_mesg "Waiting for UPS to cut the power"
 143         else
 144           boot_mesg "Shutdown failed."
 145           boot_mesg "Waiting for UPS batteries to run down"
 146         fi
 147         if [ "$wait_delay" ] ; then
 148           boot_mesg " (will reboot after $wait_delay) ..."
 149           sleep "$wait_delay"
 150           /etc/init.d/reboot stop
 151         fi
 152       else
 153         boot_mesg "Power down flag is not set (UPS shutdown not needed)"
 154       fi
 155     else
 156         if [ -z "$flag" ] ; then
 157           boot_mesg "##########################################################"
 158           boot_mesg "## POWERDOWNFLAG is not defined in /etc/nut/upsmon.conf ##"
 159           boot_mesg "##                                                      ##"
 160           boot_mesg "## Please read the Manual page upsmon.conf(5)           ##"
 161           boot_mesg "##########################################################"
 162         fi
 163     fi
 164     ;;
 165
 166   *)
 167     N=/etc/init.d/$NAME
 168     echo "Usage: $N {start|stop|reload|restart|force-reload|poweroff}" >&2
 169     exit 1
 170     ;;
 171 esac
 172
 173 exit 0