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#!/bin/bash
# this is a modified copy of compass4nfv/deploy/host_virtual.sh
set -x
SCRIPT_DIR=`cd ${BASH_SOURCE[0]%/*};pwd`
WORK_DIR=${SCRIPT_DIR}/work
mkdir -p $WORK_DIR
source ./env_config.sh
host_vm_dir=$WORK_DIR/vm
function download_iso()
{
mkdir -p ${WORK_DIR}/cache
curl --connect-timeout 10 -o ${WORK_DIR}/cache/$IMAGE_NAME $IMAGE_URL
}
function tear_down_machines() {
for i in $HOSTNAMES; do
echo "tear down machine:" $i
sudo virsh destroy $i
sudo virsh undefine $i
rm -rf $host_vm_dir/$i
done
}
function get_host_macs() {
local mac_generator=${SCRIPT_DIR}/mac_generator.sh
local machines=
chmod +x $mac_generator
mac_array=$($mac_generator $VIRT_NUMBER)
machines=$(echo $mac_array)
echo $machines
}
function launch_host_vms() {
mac_array=($(get_host_macs))
echo ${mac_array[2]}
echo ${mac_array[*]}
old_ifs=$IFS
IFS=,
tear_down_machines
echo "bringing up vms ${mac_array[*]}"
i=0
for host in $HOSTNAMES; do
echo "creating vm disk for instance $host" \
"ip ${IPADDR_PREFIX}$((i+11))" \
"mac ${mac_array[$i]}"
vm_dir=$host_vm_dir/$host
mkdir -p $vm_dir
cp ${WORK_DIR}/cache/$IMAGE_NAME $vm_dir
# create seed.iso
sed -e "s/REPLACE_IPADDR/${IPADDR_PREFIX}$((i+11))/g" \
-e "s/REPLACE_GATEWAY/${IPADDR_PREFIX}1/g" \
-e "s/REPLACE_HOSTNAME/${host}/g" \
meta-data_template \
> meta-data
cp user-data_template user-data
genisoimage -output seed.iso -volid cidata -joliet -rock user-data meta-data
cp seed.iso $vm_dir
# create vm xml
sed -e "s/REPLACE_MEM/$VIRT_MEM/g" \
-e "s/REPLACE_CPU/$VIRT_CPUS/g" \
-e "s/REPLACE_NAME/$host/g" \
-e "s#REPLACE_IMAGE#$vm_dir/disk.img#g" \
-e "s#REPLACE_SEED_IMAGE#$vm_dir/seed.iso#g" \
-e "s/REPLACE_MAC_ADDR/${mac_array[$i]}/g" \
libvirt_template.xml \
> $vm_dir/libvirt.xml
sudo virsh define $vm_dir/libvirt.xml
sudo virsh start $host
let i=i+1
done
IFS=$old_ifs
rm -rf meta-data user-data seed.iso
}
download_iso
launch_host_vms
set +x
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