@@ -46,6 +46,8 @@ DEFAULT_INSTANCE_TYPE=${DEFAULT_INSTANCE_TYPE:-m1.tiny}

 # Default floating IP pool name

 DEFAULT_FLOATING_POOL=${DEFAULT_FLOATING_POOL:-nova}

+# Default user

+DEFAULT_INSTANCE_USER=${DEFAULT_INSTANCE_USER:-cirros}

 # Launching servers

 # =================

@@ -150,7 +152,7 @@ fi

 # To do this, ssh to the builder instance, mount volume, and build a volume-backed image.

 STAGING_DIR=/tmp/stage

 CIRROS_DIR=/tmp/cirros

-ssh -o StrictHostKeyChecking=no -i $KEY_FILE cirros@$FLOATING_IP << EOF

+ssh -o StrictHostKeyChecking=no -i $KEY_FILE ${DEFAULT_INSTANCE_USER}@$FLOATING_IP << EOF

 set -o errexit

 set -o xtrace

 sudo mkdir -p $STAGING_DIR

@@ -168,10 +170,10 @@ if [ ! -e cirros-0.3.0-x86_64-rootfs.img.gz ]; then

 fi

 # Copy cirros onto the volume

-scp -o StrictHostKeyChecking=no -i $KEY_FILE cirros-0.3.0-x86_64-rootfs.img.gz cirros@$FLOATING_IP:$STAGING_DIR

+scp -o StrictHostKeyChecking=no -i $KEY_FILE cirros-0.3.0-x86_64-rootfs.img.gz ${DEFAULT_INSTANCE_USER}@$FLOATING_IP:$STAGING_DIR

 # Unpack cirros into volume

-ssh -o StrictHostKeyChecking=no -i $KEY_FILE cirros@$FLOATING_IP << EOF

+ssh -o StrictHostKeyChecking=no -i $KEY_FILE ${DEFAULT_INSTANCE_USER}@$FLOATING_IP << EOF

 set -o errexit

 set -o xtrace

 cd $STAGING_DIR

@@ -221,7 +223,7 @@ if ! timeout $ASSOCIATE_TIMEOUT sh -c "while ! ping -c1 -w1 $FLOATING_IP; do sle

 fi

 # Make sure our volume-backed instance launched

-ssh -o StrictHostKeyChecking=no -i $KEY_FILE cirros@$FLOATING_IP << EOF

+ssh -o StrictHostKeyChecking=no -i $KEY_FILE ${DEFAULT_INSTANCE_USER}@$FLOATING_IP << EOF

 echo "success!"

 EOF

@@ -40,12 +40,15 @@ source $TOP_DIR/exerciserc

 # Instance type to create

 DEFAULT_INSTANCE_TYPE=${DEFAULT_INSTANCE_TYPE:-m1.tiny}

+# Boot this image, use first AMI-format image if unset

+DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-ami}

+

 # Launching a server

 # ==================

 # Find a machine image to boot

-IMAGE=`euca-describe-images | grep machine | cut -f2 | head -n1`

+IMAGE=`euca-describe-images | grep machine | grep ${DEFAULT_IMAGE_NAME} | cut -f2 | head -n1`

 # Define secgroup

 SECGROUP=euca_secgroup

@@ -185,7 +185,7 @@ fi

 nova secgroup-delete-rule $SECGROUP icmp -1 -1 0.0.0.0/0 || die "Failure deleting security group rule from $SECGROUP"

 # FIXME (anthony): make xs support security groups

-if [ "$VIRT_DRIVER" != "xenserver" ]; then

+if [ "$VIRT_DRIVER" != "xenserver" -a "$VIRT_DRIVER" != "openvz" ]; then

     # test we can aren't able to ping our floating ip within ASSOCIATE_TIMEOUT seconds

     if ! timeout $ASSOCIATE_TIMEOUT sh -c "while ping -c1 -w1 $FLOATING_IP; do sleep 1; done"; then

         print "Security group failure - ping should not be allowed!"

@@ -280,12 +280,6 @@ VOLUME_GROUP=${VOLUME_GROUP:-stack-volumes}

 VOLUME_NAME_PREFIX=${VOLUME_NAME_PREFIX:-volume-}

 INSTANCE_NAME_PREFIX=${INSTANCE_NAME_PREFIX:-instance-}

-# Nova hypervisor configuration.  We default to libvirt with **kvm** but will

-# drop back to **qemu** if we are unable to load the kvm module.  ``stack.sh`` can

-# also install an **LXC** based system.

-VIRT_DRIVER=${VIRT_DRIVER:-libvirt}

-LIBVIRT_TYPE=${LIBVIRT_TYPE:-kvm}

-

 # Nova supports pluggable schedulers.  ``FilterScheduler`` should work in most

 # cases.

 SCHEDULER=${SCHEDULER:-nova.scheduler.filter_scheduler.FilterScheduler}

@@ -1961,6 +1955,13 @@ if [ "$VIRT_DRIVER" = 'xenserver' ]; then

     # Need to avoid crash due to new firewall support

     XEN_FIREWALL_DRIVER=${XEN_FIREWALL_DRIVER:-"nova.virt.firewall.IptablesFirewallDriver"}

     add_nova_opt "firewall_driver=$XEN_FIREWALL_DRIVER"

+elif [ "$VIRT_DRIVER" = 'openvz' ]; then

+    # TODO(deva): OpenVZ driver does not yet work if compute_driver is set here.

+    #             Replace connection_type when this is fixed.

+    #             add_nova_opt "compute_driver=openvz.connection.OpenVzConnection"

+    add_nova_opt "connection_type=openvz"

+    LIBVIRT_FIREWALL_DRIVER=${LIBVIRT_FIREWALL_DRIVER:-"nova.virt.libvirt.firewall.IptablesFirewallDriver"}

+    add_nova_opt "firewall_driver=$LIBVIRT_FIREWALL_DRIVER"

 else

     add_nova_opt "compute_driver=libvirt.LibvirtDriver"

     LIBVIRT_FIREWALL_DRIVER=${LIBVIRT_FIREWALL_DRIVER:-"nova.virt.libvirt.firewall.IptablesFirewallDriver"}

@@ -2216,6 +2217,14 @@ if is_service_enabled g-reg; then

             wget -c $image_url -O $FILES/$IMAGE_FNAME

         fi

+        # OpenVZ-format images are provided as .tar.gz, but not decompressed prior to loading

+        if [[ "$image_url" =~ 'openvz' ]]; then

+            IMAGE="$FILES/${IMAGE_FNAME}"

+            IMAGE_NAME="${IMAGE_FNAME%.tar.gz}"

+            glance --os-auth-token $TOKEN --os-image-url http://$GLANCE_HOSTPORT image-create --name "$IMAGE_NAME" --public --container-format ami --disk-format ami < "$IMAGE"

+            continue

+        fi

+

         KERNEL=""

         RAMDISK=""

         DISK_FORMAT=""

@@ -99,6 +99,17 @@ MELANGE_BRANCH=master

 MELANGECLIENT_REPO=${GIT_BASE}/openstack/python-melangeclient.git

 MELANGECLIENT_BRANCH=master

+# Nova hypervisor configuration.  We default to libvirt with **kvm** but will

+# drop back to **qemu** if we are unable to load the kvm module.  ``stack.sh`` can

+# also install an **LXC** or **OpenVZ** based system.

+VIRT_DRIVER=${VIRT_DRIVER:-libvirt}

+LIBVIRT_TYPE=${LIBVIRT_TYPE:-kvm}

+

+# allow local overrides of env variables

+if [ -f $RC_DIR/localrc ]; then

+    source $RC_DIR/localrc

+fi

+

 # Specify a comma-separated list of uec images to download and install into glance.

 # supported urls here are:

 #  * "uec-style" images:

@@ -114,19 +125,27 @@ MELANGECLIENT_BRANCH=master

 #      http://launchpad.net/cirros/trunk/0.3.0/+download/cirros-0.3.0-x86_64-rootfs.img.gz

 #IMAGE_URLS="http://smoser.brickies.net/ubuntu/ttylinux-uec/ttylinux-uec-amd64-11.2_2.6.35-15_1.tar.gz" # old ttylinux-uec image

 #IMAGE_URLS="http://launchpad.net/cirros/trunk/0.3.0/+download/cirros-0.3.0-x86_64-disk.img" # cirros full disk image

-case "$LIBVIRT_TYPE" in

-    lxc) # the cirros root disk in the uec tarball is empty, so it will not work for lxc

-        DEFAULT_IMAGE_NAME=cirros-0.3.0-x86_64-rootfs

-        IMAGE_URLS="http://launchpad.net/cirros/trunk/0.3.0/+download/cirros-0.3.0-x86_64-rootfs.img.gz";;

-    *)  # otherwise, use the uec style image (with kernel, ramdisk, disk)

-        DEFAULT_IMAGE_NAME=cirros-0.3.0-x86_64-uec

-        IMAGE_URLS="http://launchpad.net/cirros/trunk/0.3.0/+download/cirros-0.3.0-x86_64-uec.tar.gz";;

+#

+# Set default image based on LIBVIRT_TYPE or VIRT_DRIVER, which may be set in localrc

+# but allow DEFAULT_IMAGE_NAME and IMAGE_URLS to be set directly in localrc, too.

+case "$VIRT_DRIVER" in

+    openvz) # OpenVZ uses its own format of image, and does not support uec style images

+        DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-ubuntu-11.10-x86_64}

+        IMAGE_URLS=${IMAGE_URLS:-"http://download.openvz.org/template/precreated/ubuntu-11.10-x86_64.tar.gz"};;

+    libvirt)

+        case "$LIBVIRT_TYPE" in

+            lxc) # the cirros root disk in the uec tarball is empty, so it will not work for lxc

+                DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-cirros-0.3.0-x86_64-rootfs}

+                IMAGE_URLS=${IMAGE_URLS:-"http://launchpad.net/cirros/trunk/0.3.0/+download/cirros-0.3.0-x86_64-rootfs.img.gz"};;

+            *) # otherwise, use the uec style image (with kernel, ramdisk, disk)

+                DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-cirros-0.3.0-x86_64-uec}

+                IMAGE_URLS=${IMAGE_URLS:-"http://launchpad.net/cirros/trunk/0.3.0/+download/cirros-0.3.0-x86_64-uec.tar.gz"};;

+        esac

+        ;;

+    *) # otherwise, use the uec style image (with kernel, ramdisk, disk)

+        DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-cirros-0.3.0-x86_64-uec}

+        IMAGE_URLS=${IMAGE_URLS:-"http://launchpad.net/cirros/trunk/0.3.0/+download/cirros-0.3.0-x86_64-uec.tar.gz"};;

 esac

-# allow local overrides of env variables

-if [ -f $RC_DIR/localrc ]; then

-    source $RC_DIR/localrc

-fi

-

 # 5Gb default volume backing file size

 VOLUME_BACKING_FILE_SIZE=${VOLUME_BACKING_FILE_SIZE:-5130M}

@@ -67,15 +67,20 @@ fi

 # Glance should already contain images to be used in tempest

 # testing. Here we simply look for images stored in Glance

 # and set the appropriate variables for use in the tempest config

-# We ignore ramdisk and kernel images and set the IMAGE_UUID to

-# the first image returned and set IMAGE_UUID_ALT to the second,

+# We ignore ramdisk and kernel images, look for the default image

+# DEFAULT_IMAGE_NAME. If not found, we set the IMAGE_UUID to the

+# first image returned and set IMAGE_UUID_ALT to the second,

 # if there is more than one returned...

 # ... Also ensure we only take active images, so we don't get snapshots in process

 IMAGE_LINES=`glance image-list`

 IFS="$(echo -e "\n\r")"

 IMAGES=""

 for line in $IMAGE_LINES; do

-    IMAGES="$IMAGES `echo $line | grep -v "^\(ID\|+--\)" | grep -v "\(aki\|ari\)" | grep 'active' | cut -d' ' -f2`"

+    if [ -z $DEFAULT_IMAGE_NAME ]; then

+        IMAGES="$IMAGES `echo $line | grep -v "^\(ID\|+--\)" | grep -v "\(aki\|ari\)" | grep 'active' | cut -d' ' -f2`"

+    else

+        IMAGES="$IMAGES `echo $line | grep -v "^\(ID\|+--\)" | grep -v "\(aki\|ari\)" | grep 'active' | grep "$DEFAULT_IMAGE_NAME" | cut -d' ' -f2`"

+    fi

 done

 # Create array of image UUIDs...

 IFS=" "

@@ -127,9 +132,31 @@ ALT_USERNAME=${ALT_USERNAME:-alt_demo}

 ALT_TENANT_NAME=${ALT_TENANT_NAME:-alt_demo}

 ALT_PASSWORD=$OS_PASSWORD

-# TODO(jaypipes): Support configurable flavor refs here...

-FLAVOR_REF=1

-FLAVOR_REF_ALT=2

+# Check Nova for existing flavors and, if set, look for the

+# DEFAULT_INSTANCE_TYPE and use that. Otherwise, just use the first flavor.

+FLAVOR_LINES=`nova flavor-list`

+IFS="$(echo -e "\n\r")"

+FLAVORS=""

+for line in $FLAVOR_LINES; do

+    if [ -z $DEFAULT_INSTANCE_TYPE ]; then

+        FLAVORS="$FLAVORS `echo $line | grep -v "^\(ID\|+--\)" | cut -d' ' -f2`"

+    else

+        FLAVORS="$FLAVORS `echo $line | grep -v "^\(ID\|+--\)" | grep "$DEFAULT_INSTANCE_TYPE" | cut -d' ' -f2`"

+    fi

+done

+IFS=" "

+FLAVORS=($FLAVORS)

+NUM_FLAVORS=${#FLAVORS[*]}

+echo "Found $NUM_FLAVORS flavors"

+if [[ $NUM_FLAVORS -eq 0 ]]; then

+    echo "Found no valid flavors to use!"

+    exit 1

+fi

+FLAVOR_REF=${FLAVORS[0]}

+FLAVOR_REF_ALT=$FLAVOR_REF

+if [[ $NUM_FLAVORS -gt 1 ]]; then

+    FLAVOR_REF_ALT=${FLAVORS[1]}

+fi

 # Do any of the following need to be configurable?

 COMPUTE_CATALOG_TYPE=compute

@@ -141,7 +168,8 @@ COMPUTE_LOG_LEVEL=ERROR

 BUILD_INTERVAL=3

 BUILD_TIMEOUT=400

 RUN_SSH=True

-SSH_USER=$OS_USERNAME

+# Check for DEFAULT_INSTANCE_USER and try to connect with that account

+SSH_USER=${DEFAULT_INSTANCE_USER:-$OS_USERNAME}

 NETWORK_FOR_SSH=private

 IP_VERSION_FOR_SSH=4

 SSH_TIMEOUT=4