Manuel Amador (Rudd-O) 05c020e1f6 Source code committed
2010-08-11 09:13:29 -07:00

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#!/usr/bin/env bash
# $Id: rundomp.sh 9132 2010-06-04 20:17:43Z manuel $ $HeadURL: svn://svn.lab.vmops.com/repos/vmdev/java/scripts/vm/hypervisor/xen/rundomp.sh $
#
# rundomp.sh -- start a console proxy domU (domP) (iscsi mode)
# Usage : rundomp [options] <image-dir>
# -m memory in MB
# -i console proxy VM private IP address
# -A console proxy VM private mac address
# -n console proxy VM private network mask
# -p console proxy VM public mac address
# -I console proxy VM public IP address
# -N console proxy VM public network mask
# -d "DNS configuration"
# -b network device name towards public network
# -g default gateway
# -l VM label
#
# eth1 : VM private network
# eth2 : VM public network
#
usage() {
printf "Usage: %s: -m <memory in MB> -i <private ip address> -A <private mac address> -p <public mac address> -P <public ip address> -n <private network mask> -N <public network mask> -g <default gw ip> -l <vm label> <image-dir>\n" $(basename $0) >&2
}
# check if ip address is already used
check_ip() {
ping -c 1 -n -q $1 > /dev/null
if [ $? -eq 0 ]
then
printf "Error: ip address $1 already in use...exiting\n" >&2
exit 2
fi
}
iflag=
mflag=
gflag=
lflag=
nflag=
Aflag=
dflag=
bflag=
pflag=
Iflag=
Bflag=
Nflag=
dnsoptions=
vlanId=
DISKDIR="/dev/disk/by-vm/"
while getopts 'i:m:A:g:l:n:d:b:B:p:I:N:' OPTION
do
case $OPTION in
i) iflag=1
eth1ip="$OPTARG"
;;
m) mflag=1
ram="$OPTARG"
;;
A) Aflag=1
eth1mac="mac=$OPTARG"
;;
g) gflag=1
gateway="$OPTARG"
;;
n) nflag=1
eth1mask="$OPTARG"
;;
l) lflag=1
vmname="$OPTARG"
;;
d) dflag=1
dnsoptions="$OPTARG"
;;
p) pflag=1
eth2mac="$OPTARG"
;;
I) Iflag=1
eth2ip="$OPTARG"
;;
N) Nflag=1
eth2mask="$OPTARG"
;;
b) bflag=1
vlanId="$OPTARG"
;;
B) Bflag=1
privbr="$OPTARG"
;;
?) usage
exit 2
;;
esac
done
#-d & -b is optional
if [ "$Aflag$mflag$iflag$nflag$gflag$lflag" != "111111" ]
then
usage
exit 2
fi
shift $(($OPTIND - 1))
imagedir=$1
if [ -z $imagedir ]
then
usage
exit 2
fi
if xm list $vmname &>/dev/null
then
printf "Error: domR $vmname already exists\n" >&2
exit 2
fi
# grab the kernel, bootloader and disk images
# kernel="$imagedir/"$(ls $imagedir | grep vmlinuz)
# ramdisk="$imagedir/"$(ls $imagedir | grep initrd)
# swapdisk=$DISKDIR/$vmname-swap
rootdisk=$DISKDIR/$vmname-root
if [ "$rootdisk" == "$DISKDIR/" ]
then
printf "Error: No root disk found\nVM $vmname not started\n" >&2
exit 2
fi
#if [ "$kernel" == "$imagedir/" ] || [ "$ramdisk" == "$imagedir/" ]
#then
# printf "Could not find kernel and initrd images, exiting\n" >&2
# exit 2
#fi
#ensure no ip address clash
check_ip $eth2ip
eth2br=
eth1br=
if [ -n "$privbr" ]
then
eth1br=",bridge=$privbr"
fi
eth2br=
if [ "$vlanId" == "untagged" ]
then
eth2br=",bridge=xenbr1"
else
eth2br=",bridge=xenbr1.$vlanId"
fi
# create the domU.
#xm new /dev/null kernel="$kernel" name="$vmname" disk="phy:$rootdisk,xvda1,w" disk="phy:$swapdisk,xvda2,w" ramdisk="$ramdisk" memory=$ram vif="" vif="$eth1mac$eth1br" vif="mac=$eth2mac$eth2br" root="/dev/xvda1 ro" extra="fastboot eth1ip=$eth1ip eth1mask=$eth1mask eth2ip=$eth2ip eth2mask=$eth2mask gateway=$gateway $dnsoptions"
xm new /dev/null bootloader="/usr/bin/pygrub" name="$vmname" disk="phy:$rootdisk,xvda1,w" memory=$ram vif="" vif="$eth1mac$eth1br" vif="mac=$eth2mac$eth2br" root="/dev/xvda1 ro" extra="fastboot eth1ip=$eth1ip eth1mask=$eth1mask eth2ip=$eth2ip eth2mask=$eth2mask gateway=$gateway $dnsoptions" on_crash="destroy"
if [ $? -gt 0 ]; then
exit 10
fi
#Kick off the vm
xm start $vmname
if [ $? -gt 0 ]; then
exit 20
fi
exit 0