host/usr/sbin/invirt-vmcontrol

   1 #!/bin/bash
   2 # invirt-vmcontrol MACHINE ACTION
   3 #
   4 # remctl should have already verified that the user is authorized to
   5 # control the machine.  So, we just need to execute the action requested.
   6 #
   7 # $0 and $1 come from the trusted remctl source.
   8 #
   9 # $2 and so on are user-provided, and thus sketchy.
  10
  11 ORIGMACHINE="$1"
  12 ACTION="$2"
  13 MACHINE="d_$ORIGMACHINE"
  14
  15 case "$ACTION" in
  16     list|vcpu-list|uptime)
  17         xm "$ACTION" "$MACHINE"
  18         ;;
  19     destroy|shutdown|reboot)
  20         xm "$ACTION" "$MACHINE"
  21         /usr/sbin/invirt-update-conserver </dev/null >/dev/null 2>&1 &
  22         ;;
  23     install|create)
  24         shift; shift;
  25         if [ -f "/etc/invirt/nocreate" ]; then
  26                 echo "Host $HOSTNAME is currently refusing VM creation." && exit 2
  27         fi
  28         xm list "$MACHINE" >/dev/null 2>/dev/null && echo "$MACHINE already exists" && exit 1
  29         if [ "$ACTION" = "install" ]; then
  30             xm create invirt-database machine_name="$ORIGMACHINE" installer_options="$(printf '%q ' "$@")"
  31         elif [ -n "$1" ]; then
  32             xm create invirt-database machine_name="$ORIGMACHINE" cdrom_image="$1"
  33         else
  34             xm create invirt-database machine_name="$ORIGMACHINE"
  35         fi
  36         (sleep 4; /usr/sbin/invirt-update-conserver) </dev/null >/dev/null 2>&1 &
  37         ;;
  38     list-long)
  39         xm list --long "$MACHINE"
  40         ;;
  41     vnctoken)
  42         invirt-vnc-authtoken "$ORIGMACHINE"
  43         ;;
  44     arp)
  45         iface=`invirt-getconf xen.iface`
  46         xs_prefix="/local/domain/0/backend/vif"
  47         domid=`xm domid $MACHINE`
  48         for vif in `xenstore-list $xs_prefix/$domid`; do
  49             ip=`xenstore-read $xs_prefix/$domid/$vif/ip`
  50             script=`xenstore-read $xs_prefix/$domid/$vif/script`
  51             gw=`echo $script | sed -ne 's/.* gateway=\([0-9\.]*\).*/\1/p'`
  52             oip=`echo $script | sed -ne 's/.* other_ip=\([0-9\.]*\).*/\1/p'`
  53             ogw=`echo $script | sed -ne 's/.* other_gateway=\([0-9\.]*\).*/\1/p'`
  54             timeout -s KILL 5 /usr/sbin/arpspoof -i $iface -t $gw $ip
  55             if [ -n "$oip" ]; then
  56                 timeout -s KILL 5 /usr/sbin/arpspoof -i $iface -t $ogw $oip
  57             fi
  58         done
  59         ;;
  60     *)
  61         echo "ERROR: Invalid Command"
  62         exit 34
  63         ;;
  64 esac