libvirt-git/libvirtd-guests.rc.d

   1 #!/bin/sh
   2
   3 . /etc/conf.d/libvirtd-guests
   4 . /etc/rc.conf
   5 . /etc/rc.d/functions
   6
   7 LIBVIRTD_LISTFILE="/var/state/libvirtd/vm-list"
   8
   9 # get guest state by name
  10 libvirt_get_guest_state()
  11 {
  12         virsh $LIBVIRTD_URI dominfo "$1" | grep -E '^State:' | awk '{print $2}'
  13 }
  14
  15 # list IDs of running guests
  16 libvirt_list()
  17 {
  18         virsh $LIBVIRTD_URI list | awk 'NR > 2 {print $2}'
  19 }
  20
  21 # suspend guest by name
  22 libvirt_suspend()
  23 {
  24         virsh $LIBVIRTD_URI $LIBVIRTD_BYPASS_CACHE managedsave "$1" >/dev/null
  25         timeout=$LIBVIRTD_SHUTDOWN_TIMEOUT
  26         while [ "$timeout" -gt 0 ]; do
  27                 sleep 1
  28                 timeout=$((timeout - 1))
  29                 state=`libvirt_get_guest_state "$1"`
  30                 [ "x$state" == "xshut" ] && return 0
  31         done
  32         return 1
  33 }
  34
  35 # shutdown guest by name
  36 libvirt_shutdown()
  37 {
  38         virsh $LIBVIRTD_URI shutdown "$1" >/dev/null
  39         timeout=$LIBVIRTD_SHUTDOWN_TIMEOUT
  40         while [ "$timeout" -gt 0 ]; do
  41                 sleep 1
  42                 timeout=$((timeout - 1))
  43                 state=`libvirt_get_guest_state "$1"`
  44                 [ "x$state" != "xshut" ] && return 0
  45         done
  46         return 1
  47 }
  48
  49 # start guest by name
  50 libvirt_start()
  51 {
  52         virsh $LIBVIRTD_URI $LIBVIRTD_BYPASS_CACHE start "$1" >/dev/null
  53 }
  54
  55 # stop all guests
  56 libvirt_stop_all()
  57 {
  58         mkdir -p `dirname $LIBVIRTD_LISTFILE`
  59         echo -n >$LIBVIRTD_LISTFILE
  60         for i in `libvirt_list`; do
  61                 if [ "x$LIBVIRTD_STOP_ACTION" == "xsuspend" ]; then
  62                         stat_busy "Suspending libvirtd/$i guest"
  63                         libvirt_suspend "$i"
  64                 else
  65                         stat_busy "Shutting libvirtd/$i guest down"
  66                         libvirt_shutdown "$i"
  67                 fi
  68                 [ $? -eq 0 ] && stat_done || stat_fail
  69                 echo $i >>$LIBVIRTD_LISTFILE
  70         done
  71 }
  72
  73 # start all guests
  74 libvirt_start_all()
  75 {
  76         if [ -f $LIBVIRTD_LISTFILE ]; then
  77                 for i in `cat $LIBVIRTD_LISTFILE`; do
  78                         stat_busy "Starting/resuming libvirtd/$i guest"
  79                         libvirt_start "$i"
  80                         [ $? -eq 0 ] && { sleep $LIBVIRTD_START_DELAY; stat_done; } || stat_fail
  81                 done
  82         fi
  83         rm -f $LIBVIRTD_LISTFILE
  84 }
  85
  86 # main
  87 LC_ALL=C
  88 LANG=C
  89 case "$1" in
  90     start)
  91                 libvirt_start_all
  92                 add_daemon libvirtd-guests
  93         ;;
  94     stop)
  95                 libvirt_stop_all
  96                 rm_daemon libvirtd-guests
  97         ;;
  98     restart)
  99         $0 stop
 100         sleep 1
 101         $0 start
 102         ;;
 103     *)
 104         echo $"Usage: $0 {start|stop|restart}"
 105         ;;
 106 esac
 107 exit 0