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 # provide action() fallback
  49 if ! type action >/dev/null 2>&1; then
  50     action() {
  51         echo "$@"
  52     }
  53 fi
  54
  55 # Source any configurable options
  56 test ! -r "$sysconfdir"/sysconfig/lxc ||
  57         . "$sysconfdir"/sysconfig/lxc
  58
  59 # Check for needed utility program
  60 [ -x "$bindir"/lxc-autostart ] || exit 1
  61
  62 # If libvirtd is providing the bridge, it might not be
  63 # immediately available, so wait a bit for it before starting
  64 # up the containers or else any that use the bridge will fail
  65 # to start
  66 wait_for_bridge()
  67 {
  68     [ -f "$sysconfdir"/lxc/default.conf ] || { return 0; }
  69
  70     which ifconfig >/dev/null 2>&1
  71     if [ $? = 0 ]; then
  72         cmd="ifconfig -a"
  73     else
  74         which ip >/dev/null 2>&1
  75         if [ $? = 0 ]; then
  76             cmd="ip link list"
  77         fi
  78     fi
  79     [ -n cmd ] || { return 0; }
  80
  81     BRNAME=`grep '^[    ]*lxc.network.link' "$sysconfdir"/lxc/default.conf | sed 's/^.*=[       ]*//'`
  82     if [ -z "$BRNAME" ]; then
  83         return 0
  84     fi
  85
  86     for try in `seq 1 30`; do
  87         eval $cmd |grep "^$BRNAME" >/dev/null 2>&1
  88         if [ $? = 0 ]; then
  89             return
  90         fi
  91         sleep 1
  92     done
  93 }
  94
  95 # See how we were called.
  96 case "$1" in
  97   start)
  98         [ ! -f "$localstatedir"/lock/subsys/lxc ] || { exit 0; }
  99
 100         if [ -n "$BOOTGROUPS" ]
 101         then
 102                 BOOTGROUPS="-g $BOOTGROUPS"
 103         fi
 104
 105         # Start containers
 106         wait_for_bridge
 107         # Start autoboot containers first then the NULL group "onboot,".
 108         action $"Starting LXC autoboot containers: " "$bindir"/lxc-autostart $OPTIONS $BOOTGROUPS
 109         touch "$localstatedir"/lock/subsys/lxc
 110         ;;
 111   stop)
 112         if [ -n "$SHUTDOWNDELAY" ]
 113         then
 114                 SHUTDOWNDELAY="-t $SHUTDOWNDELAY"
 115         fi
 116
 117         # The stop is serialized and can take excessive time.  We need to avoid
 118         # delaying the system shutdown / reboot as much as we can since it's not
 119         # parallelized...  Even 5 second timout may be too long.
 120         action $"Stopping LXC containers: " "$bindir"/lxc-autostart $STOPOPTS $SHUTDOWNDELAY
 121         rm -f "$localstatedir"/lock/subsys/lxc
 122         ;;
 123   restart|reload|force-reload)
 124         $0 stop
 125         $0 start
 126         ;;
 127   *)
 128         echo "Usage: $0 {start|stop|restart|reload|force-reload}"
 129         exit 2
 130 esac
 131 exit $?