Merge "Update global haproxy to match OOO"
[releng/builder.git] / jjb / integration / integration-deploy-openstack-run-test.sh
index ae92c3407a2b31933c82fbff9d64c3ba8c9b9c25..4f211e022e43cd04836cd2933dcfdb289e9c7e88 100644 (file)
@@ -5,14 +5,17 @@
 # shellcheck source=${ROBOT_VENV}/bin/activate disable=SC1091
 source ${ROBOT_VENV}/bin/activate
 source /tmp/common-functions.sh ${BUNDLEFOLDER}
+# Ensure we fail the job if any steps fail.
+set -ex -o pipefail
+totaltmr=$(timer)
+get_os_deploy
 
 PYTHON="${ROBOT_VENV}/bin/python"
 SSH="ssh -t -t"
 ADMIN_PASSWORD="admin"
 OPENSTACK_MASTER_CLIENTS_VERSION="queens"
-
-pip install odltools
-odltools -V
+#Size of the partition to /opt/stack in control and compute nodes
+TMPFS_SIZE=2G
 
 # TODO: remove this work to run changes.py if/when it's moved higher up to be visible at the Robot level
 printf "\nshowing recent changes that made it into the distribution used by this job:\n"
@@ -41,68 +44,20 @@ function trap_handler() {
     local prog="$0"
     local lastline="$1"
     local lasterr="$2"
-    echo "trap_hanlder: ${prog}: line ${lastline}: exit status of last command: ${lasterr}"
+    echo "trap_handler: ${prog}: line ${lastline}: exit status of last command: ${lasterr}"
     echo "trap_handler: command: ${BASH_COMMAND}"
     exit 1
 } # trap_handler()
 
 trap 'trap_handler ${LINENO} ${$?}' ERR
 
-function print_job_parameters() {
-    cat << EOF
-
-Job parameters:
-DISTROBRANCH: ${DISTROBRANCH}
-DISTROSTREAM: ${DISTROSTREAM}
-BUNDLE_URL: ${BUNDLE_URL}
-CONTROLLERFEATURES: ${CONTROLLERFEATURES}
-CONTROLLERDEBUGMAP: ${CONTROLLERDEBUGMAP}
-SCRIPTPLAN: ${SCRIPTPLAN}
-CONFIGPLAN: ${CONFIGPLAN}
-STREAMTESTPLAN: ${STREAMTESTPLAN}
-TESTPLAN: ${TESTPLAN}
-SUITES: ${SUITES}
-PATCHREFSPEC: ${PATCHREFSPEC}
-OPENSTACK_BRANCH: ${OPENSTACK_BRANCH}
-DEVSTACK_HASH: ${DEVSTACK_HASH}
-ODL_ML2_DRIVER_REPO: ${ODL_ML2_DRIVER_REPO}
-ODL_ML2_BRANCH: ${ODL_ML2_BRANCH}
-ODL_ML2_DRIVER_VERSION: ${ODL_ML2_DRIVER_VERSION}
-ODL_ML2_PORT_BINDING: ${ODL_ML2_PORT_BINDING}
-DEVSTACK_KUBERNETES_PLUGIN_REPO: ${DEVSTACK_KUBERNETES_PLUGIN_REPO}
-DEVSTACK_LBAAS_PLUGIN_REPO: ${DEVSTACK_LBAAS_PLUGIN_REPO}
-DEVSTACK_NETWORKING_SFC_PLUGIN_REPO: ${DEVSTACK_NETWORKING_SFC_PLUGIN_REPO}
-ODL_ENABLE_L3_FWD: ${ODL_ENABLE_L3_FWD}
-IPSEC_VXLAN_TUNNELS_ENABLED: ${IPSEC_VXLAN_TUNNELS_ENABLED}
-PUBLIC_BRIDGE: ${PUBLIC_BRIDGE}
-ENABLE_HAPROXY_FOR_NEUTRON: ${ENABLE_HAPROXY_FOR_NEUTRON}
-ENABLE_OS_SERVICES: ${ENABLE_OS_SERVICES}
-ENABLE_OS_COMPUTE_SERVICES: ${ENABLE_OS_COMPUTE_SERVICES}
-ENABLE_OS_NETWORK_SERVICES: ${ENABLE_OS_NETWORK_SERVICES}
-ENABLE_OS_PLUGINS: ${ENABLE_OS_PLUGINS}
-DISABLE_OS_SERVICES: ${DISABLE_OS_SERVICES}
-TENANT_NETWORK_TYPE: ${TENANT_NETWORK_TYPE}
-SECURITY_GROUP_MODE: ${SECURITY_GROUP_MODE}
-ENABLE_ITM_DIRECT_TUNNELS: ${ENABLE_ITM_DIRECT_TUNNELS}
-PUBLIC_PHYSICAL_NETWORK: ${PUBLIC_PHYSICAL_NETWORK}
-ENABLE_NETWORKING_L2GW: ${ENABLE_NETWORKING_L2GW}
-CREATE_INITIAL_NETWORKS: ${CREATE_INITIAL_NETWORKS}
-LBAAS_SERVICE_PROVIDER: ${LBAAS_SERVICE_PROVIDER}
-NUM_OPENSTACK_SITES: ${NUM_OPENSTACK_SITES}
-ODL_SFC_DRIVER: ${ODL_SFC_DRIVER}
-ODL_SNAT_MODE: ${ODL_SNAT_MODE}
-
-EOF
-}
-
 print_job_parameters
 
 function create_etc_hosts() {
     NODE_IP=$1
     CTRL_IP=$2
     : > ${WORKSPACE}/hosts_file
-    for iter in `seq 1 ${NUM_OPENSTACK_COMPUTE_NODES}`
-    do
+    for iter in `seq 1 ${NUM_OPENSTACK_COMPUTE_NODES}`; do
         COMPUTE_IP=OPENSTACK_COMPUTE_NODE_${iter}_IP
         if [ "${!COMPUTE_IP}" == "${NODE_IP}" ]; then
            CONTROL_HNAME=$(${SSH}  ${CTRL_IP}  "hostname")
@@ -144,44 +99,17 @@ function install_openstack_clients_in_robot_vm() {
     done
 
     if [ "${ENABLE_NETWORKING_L2GW}" == "yes" ]; then
-        #networking-l2gw is not officially available in any release yet. Gettting the latest stable version.
+        #networking-l2gw is not officially available in any release yet. Getting the latest stable version.
         $PYTHON -m pip install networking-l2gw==11.0.0
     fi
 }
 
-function is_openstack_feature_enabled() {
-    local feature=$1
-    for enabled_feature in $(csv2ssv ${ENABLE_OS_SERVICES})
-    do
-        if [ "${enabled_feature}" == "${feature}" ]; then
-           echo 1
-           return
-        fi
-    done
-    echo 0
-}
-
-function fix_libvirt_version_n_cpu_pike() {
-    local ip=$1
-    ${SSH} ${ip} "
-        cd /opt/stack;
-        git clone https://git.openstack.org/openstack/requirements;
-        cd requirements;
-        git checkout stable/pike;
-        sed -i s/libvirt-python===3.5.0/libvirt-python===4.2.0/ upper-constraints.txt
-   "
-}
-
 #Function to install rdo release
 # This will help avoiding installing wrong version of packages which causes
 # functionality failures
 function install_rdo_release() {
     local ip=$1
     case ${OPENSTACK_BRANCH} in
-       *pike*)
-          ${SSH} ${ip} "sudo yum install -y https://repos.fedorapeople.org/repos/openstack/openstack-pike/rdo-release-pike-1.noarch.rpm"
-          ;;
-
        *queens*)
           ${SSH} ${ip} "sudo yum install -y https://repos.fedorapeople.org/repos/openstack/openstack-queens/rdo-release-queens-1.noarch.rpm"
           ;;
@@ -308,6 +236,10 @@ NEUTRON_LBAAS_SERVICE_PROVIDERV2=${LBAAS_SERVICE_PROVIDER} # Only relevant if ne
 NEUTRON_SFC_DRIVERS=${ODL_SFC_DRIVER} # Only relevant if networking-sfc plugin is enabled
 NEUTRON_FLOWCLASSIFIER_DRIVERS=${ODL_SFC_DRIVER} # Only relevant if networking-sfc plugin is enabled
 ETCD_PORT=2379
+PUBLIC_BRIDGE=${PUBLIC_BRIDGE}
+PUBLIC_PHYSICAL_NETWORK=${PUBLIC_PHYSICAL_NETWORK}
+ML2_VLAN_RANGES=${PUBLIC_PHYSICAL_NETWORK}
+ODL_PROVIDER_MAPPINGS=${ODL_PROVIDER_MAPPINGS}
 EOF
     if [ "${TENANT_NETWORK_TYPE}" == "local" ]; then
         cat >> ${local_conf_file_name} << EOF
@@ -328,7 +260,7 @@ EOF
             ENABLE_PLUGIN_ARGS="${DEVSTACK_LBAAS_PLUGIN_REPO} ${OPENSTACK_BRANCH}"
             IS_LBAAS_PLUGIN_ENABLED="yes"
         elif [ "$plugin_name" == "networking-sfc" ]; then
-            ENABLE_PLUGIN_ARGS="${DEVSTACK_NETWORKING_SFC_PLUGIN_REPO} master"
+            ENABLE_PLUGIN_ARGS="${DEVSTACK_NETWORKING_SFC_PLUGIN_REPO} ${OPENSTACK_BRANCH}"
             IS_SFC_PLUGIN_ENABLED="yes"
         else
             echo "Error: Invalid plugin $plugin_name, unsupported"
@@ -349,30 +281,20 @@ NETWORKING_L2GW_SERVICE_DRIVER=L2GW:OpenDaylight:networking_odl.l2gateway.driver
 EOF
     fi
 
-    if [ "${ODL_ENABLE_L3_FWD}" == "yes" ]; then
-        cat >> ${local_conf_file_name} << EOF
-
-PUBLIC_BRIDGE=${PUBLIC_BRIDGE}
-PUBLIC_PHYSICAL_NETWORK=${PUBLIC_PHYSICAL_NETWORK}
-ML2_VLAN_RANGES=${PUBLIC_PHYSICAL_NETWORK}
-ODL_PROVIDER_MAPPINGS=${ODL_PROVIDER_MAPPINGS}
-EOF
-
-        if [ "${ODL_ML2_DRIVER_VERSION}" == "v2" ]; then
-           SERVICE_PLUGINS="odl-router_v2"
-        else
-           SERVICE_PLUGINS="odl-router"
-        fi
-        if [ "${ENABLE_NETWORKING_L2GW}" == "yes" ]; then
-            SERVICE_PLUGINS+=", networking_l2gw.services.l2gateway.plugin.L2GatewayPlugin"
-        fi
-        if [ "${IS_LBAAS_PLUGIN_ENABLED}" == "yes" ]; then
-            SERVICE_PLUGINS+=", lbaasv2"
-        fi
-        if [ "${IS_SFC_PLUGIN_ENABLED}" == "yes" ]; then
-            SERVICE_PLUGINS+=", networking_sfc.services.flowclassifier.plugin.FlowClassifierPlugin,networking_sfc.services.sfc.plugin.SfcPlugin"
-        fi
-    fi #check for ODL_ENABLE_L3_FWD
+    if [ "${ODL_ML2_DRIVER_VERSION}" == "v2" ]; then
+       SERVICE_PLUGINS="odl-router_v2"
+    else
+       SERVICE_PLUGINS="odl-router"
+    fi
+    if [ "${ENABLE_NETWORKING_L2GW}" == "yes" ]; then
+        SERVICE_PLUGINS+=", networking_l2gw.services.l2gateway.plugin.L2GatewayPlugin"
+    fi
+    if [ "${IS_LBAAS_PLUGIN_ENABLED}" == "yes" ]; then
+        SERVICE_PLUGINS+=", lbaasv2"
+    fi
+    if [ "${IS_SFC_PLUGIN_ENABLED}" == "yes" ]; then
+        SERVICE_PLUGINS+=", networking_sfc.services.flowclassifier.plugin.FlowClassifierPlugin,networking_sfc.services.sfc.plugin.SfcPlugin"
+    fi
 
     cat >> ${local_conf_file_name} << EOF
 
@@ -391,7 +313,13 @@ minimize_polling=True
 physical_network_mtus = ${PUBLIC_PHYSICAL_NETWORK}:1400
 path_mtu = 1458
 EOF
-
+    if [ "${ENABLE_GRE_TYPE_DRIVERS}" == "yes" ]; then
+        cat >> ${local_conf_file_name} << EOF
+type_drivers = local,flat,vlan,gre,vxlan
+[ml2_type_gre]
+tunnel_id_ranges = 1:1000
+EOF
+    fi
     if [ "${ENABLE_NETWORKING_L2GW}" == "yes" ]; then
         cat >> ${local_conf_file_name} << EOF
 
@@ -413,16 +341,32 @@ enable_isolated_metadata = True
 log_dir = /opt/stack/logs
 
 [[post-config|/etc/nova/nova.conf]]
+[scheduler]
+discover_hosts_in_cells_interval = 30
+
 [DEFAULT]
 force_config_drive = False
 force_raw_images = False
 log_dir = /opt/stack/logs
 
-[scheduler]
-discover_hosts_in_cells_interval = 30
 EOF
 
-    echo "Control local.conf created:"
+    if [ "$(is_openstack_feature_enabled n-cpu)" == "1" ]; then
+        cat >> ${local_conf_file_name} << EOF
+use_neutron = True
+force_raw_images = False
+log_dir = /opt/stack/logs
+[libvirt]
+live_migration_uri = qemu+tcp://%s/system
+virt_type = qemu
+EOF
+    fi
+
+    if [ "$(is_openstack_feature_enabled n-cpu)" == "1" ]; then
+        echo "Combo local.conf created:"
+    else
+        echo "Control local.conf created:"
+    fi
     cat ${local_conf_file_name}
 } # create_control_node_local_conf()
 
@@ -470,6 +414,10 @@ DATABASE_PASSWORD=${ADMIN_PASSWORD}
 RABBIT_PASSWORD=${ADMIN_PASSWORD}
 SERVICE_TOKEN=${ADMIN_PASSWORD}
 SERVICE_PASSWORD=${ADMIN_PASSWORD}
+
+PUBLIC_BRIDGE=${PUBLIC_BRIDGE}
+PUBLIC_PHYSICAL_NETWORK=${PUBLIC_PHYSICAL_NETWORK}
+ODL_PROVIDER_MAPPINGS=${ODL_PROVIDER_MAPPINGS}
 EOF
 
     if [[ "${ENABLE_OS_PLUGINS}" =~ networking-odl ]]; then
@@ -479,17 +427,6 @@ enable_plugin networking-odl ${ODL_ML2_DRIVER_REPO} ${ODL_ML2_BRANCH}
 EOF
     fi
 
-    if [ "${ODL_ENABLE_L3_FWD}" == "yes" ]; then
-        cat >> ${local_conf_file_name} << EOF
-
-PUBLIC_BRIDGE=${PUBLIC_BRIDGE}
-PUBLIC_PHYSICAL_NETWORK=${PUBLIC_PHYSICAL_NETWORK}
-ODL_PROVIDER_MAPPINGS=${ODL_PROVIDER_MAPPINGS}
-Q_L3_ENABLED=True
-ODL_L3=${ODL_L3}
-EOF
-    fi
-
     cat >> ${local_conf_file_name} << EOF
 
 [[post-config|/etc/nova/nova.conf]]
@@ -509,22 +446,26 @@ EOF
 } # create_compute_node_local_conf()
 
 function configure_haproxy_for_neutron_requests() {
-    MGRIP=$1
+    local -r haproxy_ip=$1
     # shellcheck disable=SC2206
-    ODL_IPS=(${2//,/ })
+    local -r odl_ips=(${2//,/ })
 
     cat > ${WORKSPACE}/install_ha_proxy.sh<< EOF
 sudo systemctl stop firewalld
 sudo yum -y install policycoreutils-python haproxy
 EOF
 
-cat > ${WORKSPACE}/haproxy.cfg << EOF
+    cat > ${WORKSPACE}/haproxy.cfg << EOF
 global
   daemon
   group  haproxy
   log  /dev/log local0
   maxconn  20480
   pidfile  /tmp/haproxy.pid
+  ssl-default-bind-ciphers  !SSLv2:kEECDH:kRSA:kEDH:kPSK:+3DES:!aNULL:!eNULL:!MD5:!EXP:!RC4:!SEED:!IDEA:!DES
+  ssl-default-bind-options  no-sslv3 no-tlsv10
+  stats  socket /var/lib/haproxy/stats mode 600 level user
+  stats  timeout 2m
   user  haproxy
 
 defaults
@@ -533,35 +474,44 @@ defaults
   mode  tcp
   retries  3
   timeout  http-request 10s
-  timeout  queue 1m
+  timeout  queue 2m
   timeout  connect 10s
-  timeout  client 1m
-  timeout  server 1m
+  timeout  client 2m
+  timeout  server 2m
   timeout  check 10s
 
 listen opendaylight
-  bind ${MGRIP}:8080
-  balance source
+  bind ${haproxy_ip}:8181 transparent
+  mode http
+  http-request set-header X-Forwarded-Proto https if { ssl_fc }
+  http-request set-header X-Forwarded-Proto http if !{ ssl_fc }
+  option httpchk GET /diagstatus
+  option httplog
+EOF
 
-listen opendaylight_rest
-  bind ${MGRIP}:8181
-  balance source
+    odlindex=1
+    for odlip in ${odl_ips[*]}; do
+        echo "  server opendaylight-rest-${odlindex} ${odlip}:8181 check fall 5 inter 2000 rise 2" >> ${WORKSPACE}/haproxy.cfg
+        odlindex=$((odlindex+1))
+    done
 
-listen opendaylight_websocket
-  bind ${MGRIP}:8185
-  balance source
+    cat >> ${WORKSPACE}/haproxy.cfg << EOF
 
+listen opendaylight_ws
+  bind ${haproxy_ip}:8185 transparent
+  mode http
+  timeout connect 5s
+  timeout client 25s
+  timeout server 25s
+  timeout tunnel 3600s
 EOF
 
     odlindex=1
-    for odlip in ${ODL_IPS[*]}; do
-        sed -i "/listen opendaylight$/a server controller-${odlindex} ${odlip}:8080 check fall 5 inter 2000 rise 2" ${WORKSPACE}/haproxy.cfg
-        sed -i "/listen opendaylight_rest$/a server controller-rest-${odlindex} ${odlip}:8181 check fall 5 inter 2000 rise 2" ${WORKSPACE}/haproxy.cfg
-        sed -i "/listen opendaylight_websocket$/a server controller-websocket-${odlindex} ${odlip}:8185 check fall 5 inter 2000 rise 2" ${WORKSPACE}/haproxy.cfg
+    for odlip in ${odl_ips[*]}; do
+        echo "  server opendaylight-ws-${odlindex} ${odlip}:8185 check fall 5 inter 2000 rise 2" >> ${WORKSPACE}/haproxy.cfg
         odlindex=$((odlindex+1))
     done
 
-
     echo "Dump haproxy.cfg"
     cat ${WORKSPACE}/haproxy.cfg
 
@@ -576,11 +526,11 @@ sudo systemctl status haproxy
 true
 EOF
 
-    scp ${WORKSPACE}/install_ha_proxy.sh ${MGRIP}:/tmp
-    ${SSH} ${MGRIP} "sudo bash /tmp/install_ha_proxy.sh"
-    scp ${WORKSPACE}/haproxy.cfg ${MGRIP}:/tmp
-    scp ${WORKSPACE}/deploy_ha_proxy.sh ${MGRIP}:/tmp
-    ${SSH} ${MGRIP} "sudo bash /tmp/deploy_ha_proxy.sh"
+    scp ${WORKSPACE}/install_ha_proxy.sh ${haproxy_ip}:/tmp
+    ${SSH} ${haproxy_ip} "sudo bash /tmp/install_ha_proxy.sh"
+    scp ${WORKSPACE}/haproxy.cfg ${haproxy_ip}:/tmp
+    scp ${WORKSPACE}/deploy_ha_proxy.sh ${haproxy_ip}:/tmp
+    ${SSH} ${haproxy_ip} "sudo bash /tmp/deploy_ha_proxy.sh"
 } # configure_haproxy_for_neutron_requests()
 
 # Following three functions are debugging helpers when debugging devstack changes.
@@ -689,25 +639,27 @@ function retry() {
     return ${rc}
 }
 
-# if we are using the new netvirt impl, as determined by the feature name
-# odl-netvirt-openstack (note: old impl is odl-ovsdb-openstack) then we
-# want PROVIDER_MAPPINGS to be used -- this should be fixed if we want to support
-# external networks in legacy netvirt
-if [[ ${CONTROLLERFEATURES} == *"odl-netvirt-openstack"* ]]; then
-  ODL_PROVIDER_MAPPINGS="\${PUBLIC_PHYSICAL_NETWORK}:${PUBLIC_BRIDGE}"
-else
-  ODL_PROVIDER_MAPPINGS=
-fi
-
-# if we are using the old netvirt impl, as determined by the feature name
-# odl-ovsdb-openstack (note: new impl is odl-netvirt-openstack) then we
-# want ODL_L3 to be True.  New impl wants it False
-if [[ ${CONTROLLERFEATURES} == *"odl-ovsdb-openstack"* ]]; then
-    ODL_L3=True
-else
-    ODL_L3=False
-fi
+function install_ovs() {
+    local -r node=${1}
+    local -r rpm_path=${2}
+
+    if [ "${OVS_INSTALL:0:1}" = "v" ]; then
+       # An OVS version was given, so we build it ourselves from OVS git repo.
+       # Only on the first node though, consecutive nodes will use RPMs
+       # built for the first one.
+       [ ! -d "${rpm_path}" ] && mkdir -p "${rpm_path}" && build_ovs ${node} ${OVS_INSTALL} "${rpm_path}"
+       # Install OVS from path
+       install_ovs_from_path ${node} "${rpm_path}"
+    elif [ "${OVS_INSTALL:0:4}" = "http" ]; then
+       # Otherwise, install from rpm repo directly.
+       install_ovs_from_repo ${node} ${OVS_INSTALL}
+    else
+       echo "Expected either an OVS version git tag or a repo http url"
+       exit 1
+    fi
+}
 
+ODL_PROVIDER_MAPPINGS="\${PUBLIC_PHYSICAL_NETWORK}:${PUBLIC_BRIDGE}"
 RECLONE=False
 ODL_PORT=8181
 
@@ -748,6 +700,10 @@ sudo iptables --line-numbers -nvL
 true
 EOF
 
+#For SFC Tests a larger partition is required for creating instances with Ubuntu
+if [[ "${ENABLE_OS_PLUGINS}" =~ networking-sfc ]]; then
+   TMPFS_SIZE=12G
+fi
 cat > ${WORKSPACE}/get_devstack.sh << EOF
 sudo systemctl stop firewalld
 sudo yum install bridge-utils python-pip -y
@@ -762,7 +718,7 @@ echo "::1         localhost \${HOSTNAME}" >> /tmp/hosts
 sudo mv /tmp/hosts /etc/hosts
 sudo mkdir /opt/stack
 echo "Create RAM disk for /opt/stack"
-sudo mount -t tmpfs -o size=2G tmpfs /opt/stack
+sudo mount -t tmpfs -o size=${TMPFS_SIZE} tmpfs /opt/stack
 sudo chmod 777 /opt/stack
 cd /opt/stack
 echo "git clone https://git.openstack.org/openstack-dev/devstack --branch ${OPENSTACK_BRANCH}"
@@ -772,16 +728,14 @@ if [ -n "${DEVSTACK_HASH}" ]; then
     echo "git checkout ${DEVSTACK_HASH}"
     git checkout ${DEVSTACK_HASH}
 fi
+wget https://raw.githubusercontent.com/shague/odl_tools/master/fix-logging.patch.txt -O /tmp/fix-logging.patch.txt
+patch --verbose -p1 -i /tmp/fix-logging.patch.txt
 git --no-pager log --pretty=format:'%h %<(13)%ar%<(13)%cr %<(20,trunc)%an%d %s%b' -n20
 echo
 
 echo "workaround: do not upgrade openvswitch"
 sudo yum install -y yum-plugin-versionlock
 sudo yum versionlock add openvswitch
-
-#Install qemu-img command in Control Node for Pike
-echo "Install qemu-img application"
-sudo yum install -y qemu-img
 EOF
 
 cat > "${WORKSPACE}/setup_host_cell_mapping.sh" << EOF
@@ -791,32 +745,52 @@ sudo nova-manage db sync
 sudo nova-manage cell_v2 discover_hosts
 EOF
 
+cat > "${WORKSPACE}/workaround_networking_sfc.sh" << EOF
+cd /opt/stack
+git clone https://git.openstack.org/openstack/networking-sfc
+cd networking-sfc
+git checkout ${OPENSTACK_BRANCH}
+git checkout master -- devstack/plugin.sh
+EOF
+
 NUM_OPENSTACK_SITES=${NUM_OPENSTACK_SITES:-1}
 compute_index=1
-odl_index=1
 os_node_list=()
-os_interval=$(( ${NUM_OPENSTACK_SYSTEM} / ${NUM_OPENSTACK_SITES} ))
-ha_proxy_index=${os_interval}
-
-for i in `seq 1 ${NUM_OPENSTACK_SITES}`; do
-    if [ "${ENABLE_HAPROXY_FOR_NEUTRON}" == "yes" ]; then
-        echo "Configure HAProxy"
-        ODL_HAPROXYIP_PARAM=OPENSTACK_HAPROXY_${i}_IP
-        ha_proxy_index=$(( $ha_proxy_index + $os_interval ))
-        odl_index=$(((i - 1) * 3 + 1))
-        ODL_IP_PARAM1=ODL_SYSTEM_$((odl_index++))_IP
-        ODL_IP_PARAM2=ODL_SYSTEM_$((odl_index++))_IP
-        ODL_IP_PARAM3=ODL_SYSTEM_$((odl_index++))_IP
-        ODLMGRIP[$i]=${!ODL_HAPROXYIP_PARAM} # ODL Northbound uses HAProxy VIP
-        ODL_OVS_MGRS[$i]="${!ODL_IP_PARAM1},${!ODL_IP_PARAM2},${!ODL_IP_PARAM3}" # OVSDB connects to all ODL IPs
-        configure_haproxy_for_neutron_requests ${!ODL_HAPROXYIP_PARAM} "${ODL_OVS_MGRS[$i]}"
-    else
-        ODL_IP_PARAM=ODL_SYSTEM_${i}_IP
-        ODL_OVS_MGRS[$i]="${!ODL_IP_PARAM}" # ODL Northbound uses ODL IP
-        ODLMGRIP[$i]=${!ODL_IP_PARAM} # OVSDB connects to ODL IP
-    fi
+
+if [ "${ENABLE_HAPROXY_FOR_NEUTRON}" == "yes" ]; then
+    echo "Configure HAProxy"
+    ODL_HAPROXYIP_PARAM=OPENSTACK_HAPROXY_1_IP
+    ODL_IP_PARAM1=ODL_SYSTEM_1_IP
+    ODL_IP_PARAM2=ODL_SYSTEM_2_IP
+    ODL_IP_PARAM3=ODL_SYSTEM_3_IP
+    ODLMGRIP=${!ODL_HAPROXYIP_PARAM} # ODL Northbound uses HAProxy VIP
+    ODL_OVS_MGRS="${!ODL_IP_PARAM1},${!ODL_IP_PARAM2},${!ODL_IP_PARAM3}" # OVSDB connects to all ODL IPs
+    configure_haproxy_for_neutron_requests ${!ODL_HAPROXYIP_PARAM} "${ODL_OVS_MGRS}"
+else
+    ODL_IP_PARAM=ODL_SYSTEM_1_IP
+    ODLMGRIP=${!ODL_IP_PARAM} # OVSDB connects to ODL IP
+    ODL_OVS_MGRS="${!ODL_IP_PARAM}" # ODL Northbound uses ODL IP
+fi
+
+os_ip_list=()
+for i in `seq 1 ${NUM_OPENSTACK_CONTROL_NODES}`; do
+    cip=OPENSTACK_CONTROL_NODE_${i}_IP
+    ip=${!cip}
+    os_ip_list+=("${ip}")
 done
 
+for i in `seq 1 ${NUM_OPENSTACK_COMPUTE_NODES}`; do
+    cip=OPENSTACK_COMPUTE_NODE_${i}_IP
+    ip=${!cip}
+    os_ip_list+=("${ip}")
+done
+
+for i in "${!os_ip_list[@]}"; do
+    ip=${os_ip_list[i]}
+    tcpdump_start "${i}" "${ip}" "port 6653"
+done
+
+
 # Begin stacking the nodes, starting with the controller(s) and then the compute(s)
 
 for i in `seq 1 ${NUM_OPENSTACK_CONTROL_NODES}`; do
@@ -829,18 +803,36 @@ for i in `seq 1 ${NUM_OPENSTACK_CONTROL_NODES}`; do
     scp ${WORKSPACE}/get_devstack.sh ${!CONTROLIP}:/tmp
     # devstack Master is yet to migrate fully to lib/neutron, there are some ugly hacks that is
     # affecting the stacking.
-    #Workaround For Queens, Make the physical Network as physnet1 in lib/neutron
-    #Workaround Comment out creating initial Networks in lib/neutron
+    # Workaround For Queens, Make the physical Network as physnet1 in lib/neutron
+    # In Queens the neutron new libs are used and do not have the following options from Pike and earlier:
+    # Q_ML2_PLUGIN_FLAT_TYPE_OPTIONS could be used for the flat_networks
+    # and Q_ML2_PLUGIN_VLAN_TYPE_OPTIONS could be used for the ml2_type_vlan
     ${SSH} ${!CONTROLIP} "bash /tmp/get_devstack.sh > /tmp/get_devstack.sh.txt 2>&1"
     if [ "${ODL_ML2_BRANCH}" == "stable/queens" ]; then
        ssh ${!CONTROLIP} "sed -i 's/flat_networks public/flat_networks public,physnet1/' /opt/stack/devstack/lib/neutron"
        ssh ${!CONTROLIP} "sed -i '186i iniset \$NEUTRON_CORE_PLUGIN_CONF ml2_type_vlan network_vlan_ranges public:1:4094,physnet1:1:4094' /opt/stack/devstack/lib/neutron"
+       #Workaround for networking-sfc to configure the paramaters in neutron.conf if the
+       # services used are neutron-api, neutron-dhcp etc instead of q-agt.
+       # Can be removed if the patch https://review.openstack.org/#/c/596287/ gets merged
+       if [[ "${ENABLE_OS_PLUGINS}" =~ networking-sfc ]]; then
+           scp ${WORKSPACE}/workaround_networking_sfc.sh ${!CONTROLIP}:/tmp/
+           ssh ${!CONTROLIP} "bash -x /tmp/workaround_networking_sfc.sh"
+       fi
     fi
-    create_control_node_local_conf ${!CONTROLIP} ${ODLMGRIP[$i]} "${ODL_OVS_MGRS[$i]}"
+    create_control_node_local_conf ${!CONTROLIP} ${ODLMGRIP} "${ODL_OVS_MGRS}"
     scp ${WORKSPACE}/local.conf_control_${!CONTROLIP} ${!CONTROLIP}:/opt/stack/devstack/local.conf
     echo "Install rdo release to avoid incompatible Package versions"
     install_rdo_release ${!CONTROLIP}
     setup_live_migration_control ${!CONTROLIP}
+    if [ "$(is_openstack_feature_enabled n-cpu)" == "1" ]; then
+        setup_live_migration_compute ${!CONTROLIP} ${!CONTROLIP}
+    fi
+    [ -n "${OVS_INSTALL}" ] && install_ovs ${!CONTROLIP} /tmp/ovs_rpms
+    if [[ "${ENABLE_OS_PLUGINS}" =~ networking-sfc ]]; then
+        # This should be really done by networking-odl devstack plugin,
+        # but in the meantime do it ourselves
+        ssh ${!CONTROLIP} "sudo ovs-vsctl set Open_vSwitch . external_ids:of-tunnel=true"
+    fi
     echo "Stack the control node ${i} of ${NUM_OPENSTACK_CONTROL_NODES}: ${CONTROLIP}"
     ssh ${!CONTROLIP} "cd /opt/stack/devstack; nohup ./stack.sh > /opt/stack/devstack/nohup.out 2>&1 &"
     ssh ${!CONTROLIP} "ps -ef | grep stack.sh"
@@ -876,10 +868,8 @@ if [ ${NUM_OPENSTACK_COMPUTE_NODES} -gt 0 ]; then
 fi
 
 for i in `seq 1 ${NUM_OPENSTACK_COMPUTE_NODES}`; do
-    NUM_COMPUTES_PER_SITE=$((NUM_OPENSTACK_COMPUTE_NODES / NUM_OPENSTACK_SITES))
-    SITE_INDEX=$((((i - 1) / NUM_COMPUTES_PER_SITE) + 1)) # We need the site index to infer the control node IP for this compute
     COMPUTEIP=OPENSTACK_COMPUTE_NODE_${i}_IP
-    CONTROLIP=OPENSTACK_CONTROL_NODE_${SITE_INDEX}_IP
+    CONTROLIP=OPENSTACK_CONTROL_NODE_1_IP
     echo "Configure the stack of the compute node ${i} of ${NUM_OPENSTACK_COMPUTE_NODES}: ${!COMPUTEIP}"
     scp ${WORKSPACE}/disable_firewall.sh "${!COMPUTEIP}:/tmp"
     ${SSH} "${!COMPUTEIP}" "sudo bash /tmp/disable_firewall.sh"
@@ -887,18 +877,18 @@ for i in `seq 1 ${NUM_OPENSTACK_COMPUTE_NODES}`; do
     scp ${WORKSPACE}/hosts_file ${!COMPUTEIP}:/tmp/hosts
     scp ${WORKSPACE}/get_devstack.sh  ${!COMPUTEIP}:/tmp
     ${SSH} ${!COMPUTEIP} "bash /tmp/get_devstack.sh > /tmp/get_devstack.sh.txt 2>&1"
-    if [ "${ODL_ML2_BRANCH}" == "stable/pike" ]; then
-        echo "Updating requirements for ${ODL_ML2_BRANCH}"
-        echo "Workaround for libvirt-python failing installation"
-        echo "Modify upper-constraints to use libvirt-python 4.2.0"
-        fix_libvirt_version_n_cpu_pike ${!COMPUTEIP}
-    fi
-    create_compute_node_local_conf ${!COMPUTEIP} ${!CONTROLIP} ${ODLMGRIP[$SITE_INDEX]} "${ODL_OVS_MGRS[$SITE_INDEX]}"
+    create_compute_node_local_conf ${!COMPUTEIP} ${!CONTROLIP} ${ODLMGRIP} "${ODL_OVS_MGRS}"
     scp ${WORKSPACE}/local.conf_compute_${!COMPUTEIP} ${!COMPUTEIP}:/opt/stack/devstack/local.conf
     echo "Install rdo release to avoid incompatible Package versions"
     install_rdo_release ${!COMPUTEIP}
     setup_live_migration_compute ${!COMPUTEIP} ${!CONTROLIP}
-    echo "Stack the compute node ${i} of ${NUM_OPENSTACK_COMPUTE_NODES}: ${COMPUTEIP}"
+    [ -n "${OVS_INSTALL}" ] && install_ovs ${!COMPUTEIP} /tmp/ovs_rpms
+    if [[ "${ENABLE_OS_PLUGINS}" =~ networking-sfc ]]; then
+        # This should be really done by networking-odl devstack plugin,
+        # but in the meantime do it ourselves
+        ssh ${!COMPUTEIP} "sudo ovs-vsctl set Open_vSwitch . external_ids:of-tunnel=true"
+    fi
+    echo "Stack the compute node ${i} of ${NUM_OPENSTACK_COMPUTE_NODES}: ${!COMPUTEIP}"
     ssh ${!COMPUTEIP} "cd /opt/stack/devstack; nohup ./stack.sh > /opt/stack/devstack/nohup.out 2>&1 &"
     ssh ${!COMPUTEIP} "ps -ef | grep stack.sh"
     os_node_list+=("${!COMPUTEIP}")
@@ -964,119 +954,111 @@ while [ ${in_progress} -eq 1 ]; do
 done
 
 # Further configuration now that stacking is complete.
-NUM_COMPUTES_PER_SITE=$((NUM_OPENSTACK_COMPUTE_NODES / NUM_OPENSTACK_SITES))
-for i in `seq 1 ${NUM_OPENSTACK_SITES}`; do
-    echo "Configure the Control Node"
-    CONTROLIP=OPENSTACK_CONTROL_NODE_${i}_IP
-    # Gather Compute IPs for the site
-    for j in `seq 1 ${NUM_COMPUTES_PER_SITE}`; do
-        COMPUTE_INDEX=$(((i-1) * NUM_COMPUTES_PER_SITE + j))
-        IP_VAR=OPENSTACK_COMPUTE_NODE_${COMPUTE_INDEX}_IP
-        COMPUTE_IPS[$((j-1))]=${!IP_VAR}
-    done
+echo "Configure the Control Node"
+CONTROLIP=OPENSTACK_CONTROL_NODE_1_IP
+# Gather Compute IPs for the site
+for i in `seq 1 ${NUM_OPENSTACK_COMPUTE_NODES}`; do
+    IP_VAR=OPENSTACK_COMPUTE_NODE_${i}_IP
+    COMPUTE_IPS[$((i-1))]=${!IP_VAR}
+done
 
-    echo "sleep for 60s and print hypervisor-list"
-    sleep 60
-    ${SSH} ${!CONTROLIP} "cd /opt/stack/devstack; source openrc admin admin; nova hypervisor-list"
-    # in the case that we are doing openstack (control + compute) all in one node, then the number of hypervisors
-    # will be the same as the number of openstack systems. However, if we are doing multinode openstack then the
-    # assumption is we have a single control node and the rest are compute nodes, so the number of expected hypervisors
-    # is one less than the total number of openstack systems
-    if [ $((NUM_OPENSTACK_SYSTEM / NUM_OPENSTACK_SITES)) -eq 1 ]; then
-        expected_num_hypervisors=1
-    else
-        expected_num_hypervisors=${NUM_COMPUTES_PER_SITE}
-    fi
-    num_hypervisors=$(${SSH} ${!CONTROLIP} "cd /opt/stack/devstack; source openrc admin admin; openstack hypervisor list -f value | wc -l" | tail -1 | tr -d "\r")
-    if ! [ "${num_hypervisors}" ] || ! [ ${num_hypervisors} -eq ${expected_num_hypervisors} ]; then
-        echo "Error: Only $num_hypervisors hypervisors detected, expected $expected_num_hypervisors"
-        exit 1
+echo "sleep for 60s and print hypervisor-list"
+sleep 60
+${SSH} ${!CONTROLIP} "cd /opt/stack/devstack; source openrc admin admin; nova hypervisor-list"
+# in the case that we are doing openstack (control + compute) all in one node, then the number of hypervisors
+# will be the same as the number of openstack systems. However, if we are doing multinode openstack then the
+# assumption is we have a single control node and the rest are compute nodes, so the number of expected hypervisors
+# is one less than the total number of openstack systems
+if [ ${NUM_OPENSTACK_SYSTEM} -eq 1 ]; then
+    expected_num_hypervisors=1
+else
+    expected_num_hypervisors=${NUM_OPENSTACK_COMPUTE_NODES}
+    if [ "$(is_openstack_feature_enabled n-cpu)" == "1" ]; then
+        expected_num_hypervisors=$((expected_num_hypervisors + 1))
     fi
+fi
+num_hypervisors=$(${SSH} ${!CONTROLIP} "cd /opt/stack/devstack; source openrc admin admin; openstack hypervisor list -f value | wc -l" | tail -1 | tr -d "\r")
+if ! [ "${num_hypervisors}" ] || ! [ ${num_hypervisors} -eq ${expected_num_hypervisors} ]; then
+    echo "Error: Only $num_hypervisors hypervisors detected, expected $expected_num_hypervisors"
+    exit 1
+fi
+
+# External Network
+echo "prepare external networks by adding vxlan tunnels between all nodes on a separate bridge..."
+# FIXME Should there be a unique gateway IP and devstack index for each site?
+devstack_index=1
+for ip in ${!CONTROLIP} ${COMPUTE_IPS[*]}; do
+    # FIXME - Workaround, ODL (new netvirt) currently adds PUBLIC_BRIDGE as a port in br-int since it doesn't see such a bridge existing when we stack
+    ${SSH} $ip "sudo ovs-vsctl --if-exists del-port br-int $PUBLIC_BRIDGE"
+    ${SSH} $ip "sudo ovs-vsctl --may-exist add-br $PUBLIC_BRIDGE -- set bridge $PUBLIC_BRIDGE other-config:disable-in-band=true other_config:hwaddr=f6:00:00:ff:01:0$((devstack_index++))"
+done
 
-    # Gather Compute IPs for the site
-    for j in `seq 1 ${NUM_COMPUTES_PER_SITE}`; do
-        COMPUTE_INDEX=$(((i-1) * NUM_COMPUTES_PER_SITE + j))
-        IP_VAR=OPENSTACK_COMPUTE_NODE_${COMPUTE_INDEX}_IP
-        COMPUTE_IPS[$((j-1))]=${!IP_VAR}
+# ipsec support
+if [ "${IPSEC_VXLAN_TUNNELS_ENABLED}" == "yes" ]; then
+    # shellcheck disable=SC2206
+    ALL_NODES=(${!CONTROLIP} ${COMPUTE_IPS[*]})
+    for ((inx_ip1=0; inx_ip1<$((${#ALL_NODES[@]} - 1)); inx_ip1++)); do
+        for ((inx_ip2=$((inx_ip1 + 1)); inx_ip2<${#ALL_NODES[@]}; inx_ip2++)); do
+            KEY1=0x$(dd if=/dev/urandom count=32 bs=1 2> /dev/null| xxd -p -c 64)
+            KEY2=0x$(dd if=/dev/urandom count=32 bs=1 2> /dev/null| xxd -p -c 64)
+            ID=0x$(dd if=/dev/urandom count=4 bs=1 2> /dev/null| xxd -p -c 8)
+            ip1=${ALL_NODES[$inx_ip1]}
+            ip2=${ALL_NODES[$inx_ip2]}
+            ${SSH} $ip1 "sudo ip xfrm state add src $ip1 dst $ip2 proto esp spi $ID reqid $ID mode transport auth sha256 $KEY1 enc aes $KEY2"
+            ${SSH} $ip1 "sudo ip xfrm state add src $ip2 dst $ip1 proto esp spi $ID reqid $ID mode transport auth sha256 $KEY1 enc aes $KEY2"
+            ${SSH} $ip1 "sudo ip xfrm policy add src $ip1 dst $ip2 proto udp dir out tmpl src $ip1 dst $ip2 proto esp reqid $ID mode transport"
+            ${SSH} $ip1 "sudo ip xfrm policy add src $ip2 dst $ip1 proto udp dir in tmpl src $ip2 dst $ip1 proto esp reqid $ID mode transport"
+
+            ${SSH} $ip2 "sudo ip xfrm state add src $ip2 dst $ip1 proto esp spi $ID reqid $ID mode transport auth sha256 $KEY1 enc aes $KEY2"
+            ${SSH} $ip2 "sudo ip xfrm state add src $ip1 dst $ip2 proto esp spi $ID reqid $ID mode transport auth sha256 $KEY1 enc aes $KEY2"
+            ${SSH} $ip2 "sudo ip xfrm policy add src $ip2 dst $ip1 proto udp dir out tmpl src $ip2 dst $ip1 proto esp reqid $ID mode transport"
+            ${SSH} $ip2 "sudo ip xfrm policy add src $ip1 dst $ip2 proto udp dir in tmpl src $ip1 dst $ip2 proto esp reqid $ID mode transport"
+        done
     done
 
-    # External Network
-    echo "prepare external networks by adding vxlan tunnels between all nodes on a separate bridge..."
-    # FIXME Should there be a unique gateway IP and devstack index for each site?
-    devstack_index=1
     for ip in ${!CONTROLIP} ${COMPUTE_IPS[*]}; do
-        # FIXME - Workaround, ODL (new netvirt) currently adds PUBLIC_BRIDGE as a port in br-int since it doesn't see such a bridge existing when we stack
-        ${SSH} $ip "sudo ovs-vsctl --if-exists del-port br-int $PUBLIC_BRIDGE"
-        ${SSH} $ip "sudo ovs-vsctl --may-exist add-br $PUBLIC_BRIDGE -- set bridge $PUBLIC_BRIDGE other-config:disable-in-band=true other_config:hwaddr=f6:00:00:ff:01:0$((devstack_index++))"
+        echo "ip xfrm configuration for node $ip:"
+        ${SSH} $ip "sudo ip xfrm policy list"
+        ${SSH} $ip "sudo ip xfrm state list"
     done
+fi
 
-    # ipsec support
-    if [ "${IPSEC_VXLAN_TUNNELS_ENABLED}" == "yes" ]; then
-        # shellcheck disable=SC2206
-        ALL_NODES=(${!CONTROLIP} ${COMPUTE_IPS[*]})
-        for ((inx_ip1=0; inx_ip1<$((${#ALL_NODES[@]} - 1)); inx_ip1++)); do
-            for ((inx_ip2=$((inx_ip1 + 1)); inx_ip2<${#ALL_NODES[@]}; inx_ip2++)); do
-                KEY1=0x$(dd if=/dev/urandom count=32 bs=1 2> /dev/null| xxd -p -c 64)
-                KEY2=0x$(dd if=/dev/urandom count=32 bs=1 2> /dev/null| xxd -p -c 64)
-                ID=0x$(dd if=/dev/urandom count=4 bs=1 2> /dev/null| xxd -p -c 8)
-                ip1=${ALL_NODES[$inx_ip1]}
-                ip2=${ALL_NODES[$inx_ip2]}
-                ${SSH} $ip1 "sudo ip xfrm state add src $ip1 dst $ip2 proto esp spi $ID reqid $ID mode transport auth sha256 $KEY1 enc aes $KEY2"
-                ${SSH} $ip1 "sudo ip xfrm state add src $ip2 dst $ip1 proto esp spi $ID reqid $ID mode transport auth sha256 $KEY1 enc aes $KEY2"
-                ${SSH} $ip1 "sudo ip xfrm policy add src $ip1 dst $ip2 proto udp dir out tmpl src $ip1 dst $ip2 proto esp reqid $ID mode transport"
-                ${SSH} $ip1 "sudo ip xfrm policy add src $ip2 dst $ip1 proto udp dir in tmpl src $ip2 dst $ip1 proto esp reqid $ID mode transport"
-
-                ${SSH} $ip2 "sudo ip xfrm state add src $ip2 dst $ip1 proto esp spi $ID reqid $ID mode transport auth sha256 $KEY1 enc aes $KEY2"
-                ${SSH} $ip2 "sudo ip xfrm state add src $ip1 dst $ip2 proto esp spi $ID reqid $ID mode transport auth sha256 $KEY1 enc aes $KEY2"
-                ${SSH} $ip2 "sudo ip xfrm policy add src $ip2 dst $ip1 proto udp dir out tmpl src $ip2 dst $ip1 proto esp reqid $ID mode transport"
-                ${SSH} $ip2 "sudo ip xfrm policy add src $ip1 dst $ip2 proto udp dir in tmpl src $ip1 dst $ip2 proto esp reqid $ID mode transport"
-            done
-        done
-
-        for ip in ${!CONTROLIP} ${COMPUTE_IPS[*]}; do
-            echo "ip xfrm configuration for node $ip:"
-            ${SSH} $ip "sudo ip xfrm policy list"
-            ${SSH} $ip "sudo ip xfrm state list"
-        done
-    fi
-
-    # Control Node - PUBLIC_BRIDGE will act as the external router
-    # Parameter values below are used in integration/test - changing them requires updates in intergration/test as well
-    EXTNET_GATEWAY_IP="10.10.10.250"
-    EXTNET_INTERNET_IP="10.9.9.9"
-    EXTNET_PNF_IP="10.10.10.253"
-    ${SSH} ${!CONTROLIP} "sudo ifconfig ${PUBLIC_BRIDGE} up ${EXTNET_GATEWAY_IP}/24"
-
-    # Control Node - external net PNF simulation
+# Control Node - PUBLIC_BRIDGE will act as the external router
+# Parameter values below are used in integration/test - changing them requires updates in intergration/test as well
+EXTNET_GATEWAY_IP="10.10.10.250"
+EXTNET_INTERNET_IP="10.9.9.9"
+EXTNET_PNF_IP="10.10.10.253"
+${SSH} ${!CONTROLIP} "sudo ifconfig ${PUBLIC_BRIDGE} up ${EXTNET_GATEWAY_IP}/24"
+
+# Control Node - external net PNF simulation
+${SSH} ${!CONTROLIP} "
+    sudo ip netns add pnf_ns;
+    sudo ip link add pnf_veth0 type veth peer name pnf_veth1;
+    sudo ip link set pnf_veth1 netns pnf_ns;
+    sudo ip link set pnf_veth0 up;
+    sudo ip netns exec pnf_ns ifconfig pnf_veth1 up ${EXTNET_PNF_IP}/24;
+    sudo ovs-vsctl add-port ${PUBLIC_BRIDGE} pnf_veth0;
+"
+
+# Control Node - external net internet address simulation
+${SSH} ${!CONTROLIP} "
+    sudo ip tuntap add dev internet_tap mode tap;
+    sudo ifconfig internet_tap up ${EXTNET_INTERNET_IP}/24;
+"
+
+# Computes
+compute_index=1
+for compute_ip in ${COMPUTE_IPS[*]}; do
+    # Tunnel from controller to compute
+    COMPUTEPORT=compute$(( compute_index++ ))_vxlan
     ${SSH} ${!CONTROLIP} "
-        sudo ip netns add pnf_ns;
-        sudo ip link add pnf_veth0 type veth peer name pnf_veth1;
-        sudo ip link set pnf_veth1 netns pnf_ns;
-        sudo ip link set pnf_veth0 up;
-        sudo ip netns exec pnf_ns ifconfig pnf_veth1 up ${EXTNET_PNF_IP}/24;
-        sudo ovs-vsctl add-port ${PUBLIC_BRIDGE} pnf_veth0;
+        sudo ovs-vsctl add-port $PUBLIC_BRIDGE $COMPUTEPORT -- set interface $COMPUTEPORT type=vxlan options:local_ip=${!CONTROLIP} options:remote_ip=$compute_ip options:dst_port=9876 options:key=flow
     "
-
-    # Control Node - external net internet address simulation
-    ${SSH} ${!CONTROLIP} "
-        sudo ip tuntap add dev internet_tap mode tap;
-        sudo ifconfig internet_tap up ${EXTNET_INTERNET_IP}/24;
+    # Tunnel from compute to controller
+    CONTROLPORT="control_vxlan"
+    ${SSH} $compute_ip "
+        sudo ovs-vsctl add-port $PUBLIC_BRIDGE $CONTROLPORT -- set interface $CONTROLPORT type=vxlan options:local_ip=$compute_ip options:remote_ip=${!CONTROLIP} options:dst_port=9876 options:key=flow
     "
-
-    # Computes
-    compute_index=1
-    for compute_ip in ${COMPUTE_IPS[*]}; do
-        # Tunnel from controller to compute
-        COMPUTEPORT=compute$(( compute_index++ ))_vxlan
-        ${SSH} ${!CONTROLIP} "
-            sudo ovs-vsctl add-port $PUBLIC_BRIDGE $COMPUTEPORT -- set interface $COMPUTEPORT type=vxlan options:local_ip=${!CONTROLIP} options:remote_ip=$compute_ip options:dst_port=9876 options:key=flow
-        "
-        # Tunnel from compute to controller
-        CONTROLPORT="control_vxlan"
-        ${SSH} $compute_ip "
-            sudo ovs-vsctl add-port $PUBLIC_BRIDGE $CONTROLPORT -- set interface $CONTROLPORT type=vxlan options:local_ip=$compute_ip options:remote_ip=${!CONTROLIP} options:dst_port=9876 options:key=flow
-        "
-    done
 done
 
 if [ "${ENABLE_HAPROXY_FOR_NEUTRON}" == "yes" ]; then
@@ -1152,6 +1134,9 @@ echo "neutron --version"
 which neutron
 neutron --version
 
+stacktime=$(timer $totaltmr)
+printf "Stacking elapsed time: %s\n" "${stacktime}"
+
 echo "Starting Robot test suites ${SUITES} ..."
 # please add pybot -v arguments on a single line and alphabetized
 suite_num=0
@@ -1164,13 +1149,14 @@ for suite in ${SUITES}; do
     log_name="${suite_index}_${suite_name}"
     pybot -N ${log_name} \
     -c critical -e exclude -e skip_if_${DISTROSTREAM} \
-    --log log_${log_name}.html --report None --output output_${log_name}.xml \
+    --log log_${log_name}.html --report report_${log_name}.html --output output_${log_name}.xml \
     --removekeywords wuks \
     --removekeywords name:SetupUtils.Setup_Utils_For_Setup_And_Teardown \
     --removekeywords name:SetupUtils.Setup_Test_With_Logging_And_Without_Fast_Failing \
     --removekeywords name:OpenStackOperations.Add_OVS_Logging_On_All_OpenStack_Nodes \
     -v BUNDLEFOLDER:${BUNDLEFOLDER} \
     -v BUNDLE_URL:${ACTUAL_BUNDLE_URL} \
+    -v CMP_INSTANCES_SHARED_PATH:/var/instances \
     -v CONTROLLERFEATURES:"${CONTROLLERFEATURES}" \
     -v CONTROLLER_USER:${USER} \
     -v DEVSTACK_DEPLOY_PATH:/opt/stack/devstack \
@@ -1183,11 +1169,9 @@ for suite in ${SUITES}; do
     -v JENKINS_WORKSPACE:${WORKSPACE} \
     -v NEXUSURL_PREFIX:${NEXUSURL_PREFIX} \
     -v NUM_ODL_SYSTEM:${NUM_ODL_SYSTEM} \
-    -v NUM_OPENSTACK_SITES:${NUM_OPENSTACK_SITES} \
     -v NUM_OS_SYSTEM:${NUM_OPENSTACK_SYSTEM} \
     -v NUM_TOOLS_SYSTEM:${NUM_TOOLS_SYSTEM} \
     -v ODL_SNAT_MODE:${ODL_SNAT_MODE} \
-    -v ODL_ENABLE_L3_FWD:${ODL_ENABLE_L3_FWD} \
     -v ODL_STREAM:${DISTROSTREAM} \
     -v ODL_SYSTEM_IP:${ODL_SYSTEM_IP} \
     -v ODL_SYSTEM_1_IP:${ODL_SYSTEM_1_IP} \
@@ -1210,7 +1194,7 @@ for suite in ${SUITES}; do
     -v OS_COMPUTE_4_IP:${OPENSTACK_COMPUTE_NODE_4_IP} \
     -v OS_COMPUTE_5_IP:${OPENSTACK_COMPUTE_NODE_5_IP} \
     -v OS_COMPUTE_6_IP:${OPENSTACK_COMPUTE_NODE_6_IP} \
-    -v CMP_INSTANCES_SHARED_PATH:/var/instances \
+    -v OPENSTACK_TOPO:${OPENSTACK_TOPO} \
     -v OS_USER:${USER} \
     -v PUBLIC_PHYSICAL_NETWORK:${PUBLIC_PHYSICAL_NETWORK} \
     -v SECURITY_GROUP_MODE:${SECURITY_GROUP_MODE} \
@@ -1222,13 +1206,13 @@ for suite in ${SUITES}; do
     ${TESTOPTIONS} ${suite} || true
 done
 #rebot exit codes seem to be different
-rebot --output ${WORKSPACE}/output.xml --log log_full.html --report None -N openstack output_*.xml || true
+rebot --output ${WORKSPACE}/output.xml --log log_full.html --report report.html -N openstack output_*.xml || true
 
 echo "Examining the files in data/log and checking file size"
 ssh ${ODL_SYSTEM_IP} "ls -altr /tmp/${BUNDLEFOLDER}/data/log/"
 ssh ${ODL_SYSTEM_IP} "du -hs /tmp/${BUNDLEFOLDER}/data/log/*"
 
 echo "Tests Executed"
-
+printf "Total elapsed time: %s, stacking time: %s\n" "$(timer $totaltmr)" "${stacktime}"
 true  # perhaps Jenkins is testing last exit code
 # vim: ts=4 sw=4 sts=4 et ft=sh :