devstack/tools/ironic/scripts/create-nodes
Adam Gandelman bd93f02850 Set VIRSH_DEFAULT_CONNECT_URI in Ironic scripts
Ironic setup scripts that interface with virsh should default to always
connecting to the 'qemu:///system' URI.  Adds LIBVIRT_CONNECT_URI that
ends up exported as VIRSH_DEFAULT_CONNECT_URI in scripts that require
it.

Change-Id: Ib660bd51a8c7bfe96e14aab4b6d3a6e83a5a4220
2014-03-17 16:31:49 -07:00

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#!/usr/bin/env bash
# **create-nodes**
# Creates baremetal poseur nodes for ironic testing purposes
set -exu
# Keep track of the devstack directory
TOP_DIR=$(cd $(dirname "$0")/.. && pwd)
CPU=$1
MEM=$(( 1024 * $2 ))
# extra G to allow fuzz for partition table : flavor size and registered size
# need to be different to actual size.
DISK=$(( $3 + 1))
case $4 in
i386) ARCH='i686' ;;
amd64) ARCH='x86_64' ;;
*) echo "Unsupported arch $4!" ; exit 1 ;;
esac
TOTAL=$(($5 - 1))
BRIDGE=$6
EMULATOR=$7
LIBVIRT_NIC_DRIVER=${LIBVIRT_NIC_DRIVER:-"e1000"}
LIBVIRT_STORAGE_POOL=${LIBVIRT_STORAGE_POOL:-"default"}
LIBVIRT_CONNECT_URI=${LIBVIRT_CONNECT_URI:-"qemu:///system"}
export VIRSH_DEFAULT_CONNECT_URI=$LIBVIRT_CONNECT_URI
if ! virsh pool-list --all | grep -q $LIBVIRT_STORAGE_POOL; then
virsh pool-define-as --name $LIBVIRT_STORAGE_POOL dir --target /var/lib/libvirt/images >&2
virsh pool-autostart $LIBVIRT_STORAGE_POOL >&2
virsh pool-start $LIBVIRT_STORAGE_POOL >&2
fi
pool_state=$(virsh pool-info $LIBVIRT_STORAGE_POOL | grep State | awk '{ print $2 }')
if [ "$pool_state" != "running" ] ; then
[ ! -d /var/lib/libvirt/images ] && sudo mkdir /var/lib/libvirt/images
virsh pool-start $LIBVIRT_STORAGE_POOL >&2
fi
PREALLOC=
if [ -f /etc/debian_version ]; then
PREALLOC="--prealloc-metadata"
fi
DOMS=""
for idx in $(seq 0 $TOTAL) ; do
NAME="baremetal${BRIDGE}_${idx}"
DOMS="$DOMS $NAME"
VOL_NAME="baremetal${BRIDGE}-${idx}.qcow2"
(virsh list --all | grep -q $NAME) && continue
virsh vol-list --pool $LIBVIRT_STORAGE_POOL | grep -q $VOL_NAME &&
virsh vol-delete $VOL_NAME --pool $LIBVIRT_STORAGE_POOL >&2
virsh vol-create-as $LIBVIRT_STORAGE_POOL ${VOL_NAME} ${DISK}G --format qcow2 $PREALLOC >&2
volume_path=$(virsh vol-path --pool $LIBVIRT_STORAGE_POOL $VOL_NAME)
# Pre-touch the VM to set +C, as it can only be set on empty files.
sudo touch "$volume_path"
sudo chattr +C "$volume_path" || true
$TOP_DIR/scripts/configure-vm --bootdev network --name $NAME --image "$volume_path" --arch $ARCH --cpus $CPU --memory $MEM --libvirt-nic-driver $LIBVIRT_NIC_DRIVER --emulator $EMULATOR --network $BRIDGE >&2
done
for dom in $DOMS ; do
# echo mac
virsh dumpxml $dom | grep "mac address" | head -1 | cut -d\' -f2
done