config/init/sysvinit/lxc.in

   1 #!/bin/sh
   2 #
   3 # lxc Start/Stop LXC autoboot containers
   4 #
   5 # chkconfig: 345 99 01
   6 # description: Starts/Stops all LXC containers configured for autostart.
   7 #
   8 ### BEGIN INIT INFO
   9 # Provides: lxc
  10 # Default-Start: 3 4 5
  11 # Default-Stop: 0 1 6
  12 # Short-Description: Bring up/down LXC autostart containers
  13 # Description: Bring up/down LXC autostart containers
  14 ### END INIT INFO
  15
  16 sysconfdir="@SYSCONFDIR@"
  17 bindir="@BINDIR@"
  18 localstatedir="@LOCALSTATEDIR@"
  19
  20 # These can be overridden in @SYSCONFDIR@/sysconfig/lxc
  21
  22 # BOOTGROUPS - What groups should start on bootup?
  23 #       Comma separated list of groups.
  24 #       Leading comma, trailing comma or embedded double
  25 #       comma indicates when the NULL group should be run.
  26 # Example (default): boot the onboot group first then the NULL group
  27 BOOTGROUPS="onboot,"
  28
  29 # SHUTDOWNDELAY - Wait time for a container to shut down.
  30 #       ner shutdown can result in lengthy system
  31 #       shutdown times.  Even 5 seconds per container can be
  32 #       too long.
  33 SHUTDOWNDELAY=5
  34
  35 # OPTIONS can be used for anything else.
  36 #       If you want to boot everything then
  37 #       options can be "-a" or "-a -A".
  38 OPTIONS=
  39
  40 # STOPOPTS are stop options.  The can be used for anything else to stop.
  41 #       If you want to kill containers fast, use -k
  42 STOPOPTS="-a -A -s"
  43
  44 # Source function library.
  45 test ! -r "$sysconfdir"/rc.d/init.d/functions ||
  46         . "$sysconfdir"/rc.d/init.d/functions
  47
  48 # Source any configurable options
  49 test ! -r "$sysconfdir"/sysconfig/lxc ||
  50         . "$sysconfdir"/sysconfig/lxc
  51
  52 # Check for needed utility program
  53 [ -x "$bindir"/lxc-autostart ] || exit 1
  54
  55 # If libvirtd is providing the bridge, it might not be
  56 # immediately available, so wait a bit for it before starting
  57 # up the containers or else any that use the bridge will fail
  58 # to start
  59 wait_for_bridge()
  60 {
  61     [ -f "$sysconfdir"/lxc/default.conf ] || { return 0; }
  62
  63     which ifconfig >/dev/null 2>&1
  64     if [ $? = 0 ]; then
  65         cmd="ifconfig -a"
  66     else
  67         which ip >/dev/null 2>&1
  68         if [ $? = 0 ]; then
  69             cmd="ip link list"
  70         fi
  71     fi
  72     [ -n cmd ] || { return 0; }
  73
  74     BRNAME=`grep '^[    ]*lxc.network.link' "$sysconfdir"/lxc/default.conf | sed 's/^.*=[       ]*//'`
  75     if [ -z "$BRNAME" ]; then
  76         return 0
  77     fi
  78
  79     for try in `seq 1 30`; do
  80         eval $cmd |grep "^$BRNAME" >/dev/null 2>&1
  81         if [ $? = 0 ]; then
  82             return
  83         fi
  84         sleep 1
  85     done
  86 }
  87
  88 # See how we were called.
  89 case "$1" in
  90   start)
  91         [ ! -f "$localstatedir"/lock/subsys/lxc ] || { exit 0; }
  92
  93         if [ -n "$BOOTGROUPS" ]
  94         then
  95                 BOOTGROUPS="-g $BOOTGROUPS"
  96         fi
  97
  98         # Start containers
  99         wait_for_bridge
 100         # Start autoboot containers first then the NULL group "onboot,".
 101         action $"Starting LXC autoboot containers: " /usr/bin/lxc-autostart $OPTIONS $BOOTGROUPS
 102         touch "$localstatedir"/lock/subsys/lxc
 103         ;;
 104   stop)
 105         if [ -n "$SHUTDOWNDELAY" ]
 106         then
 107                 SHUTDOWNDELAY="-t $SHUTDOWNDELAY"
 108         fi
 109
 110         # The stop is serialized and can take excessive time.  We need to avoid
 111         # delaying the system shutdown / reboot as much as we can since it's not
 112         # parallelized...  Even 5 second timout may be too long.
 113         action $"Stopping LXC containers: " "$bindir"/lxc-autostart $STOPOPTS $SHUTDOWNDELAY
 114         rm -f "$localstatedir"/lock/subsys/lxc
 115         ;;
 116   restart|reload|force-reload)
 117         $0 stop
 118         $0 start
 119         ;;
 120   *)
 121         echo $"Usage: $0 {start|stop|restart|reload|force-reload}"
 122         exit 2
 123 esac
 124 exit $?