Merge "Add a way to enable file injection for nova/tempest"
diff --git a/doc/source/plugin-registry.rst b/doc/source/plugin-registry.rst
index 5b6622e..bdb8d8b 100644
--- a/doc/source/plugin-registry.rst
+++ b/doc/source/plugin-registry.rst
@@ -62,12 +62,14 @@
 gce-api                                `git://git.openstack.org/openstack/gce-api <https://git.openstack.org/cgit/openstack/gce-api>`__
 gnocchi                                `git://git.openstack.org/openstack/gnocchi <https://git.openstack.org/cgit/openstack/gnocchi>`__
 group-based-policy                     `git://git.openstack.org/openstack/group-based-policy <https://git.openstack.org/cgit/openstack/group-based-policy>`__
+heat                                   `git://git.openstack.org/openstack/heat <https://git.openstack.org/cgit/openstack/heat>`__
 higgins                                `git://git.openstack.org/openstack/higgins <https://git.openstack.org/cgit/openstack/higgins>`__
+horizon-mellanox                       `git://git.openstack.org/openstack/horizon-mellanox <https://git.openstack.org/cgit/openstack/horizon-mellanox>`__
 ironic                                 `git://git.openstack.org/openstack/ironic <https://git.openstack.org/cgit/openstack/ironic>`__
 ironic-inspector                       `git://git.openstack.org/openstack/ironic-inspector <https://git.openstack.org/cgit/openstack/ironic-inspector>`__
 ironic-staging-drivers                 `git://git.openstack.org/openstack/ironic-staging-drivers <https://git.openstack.org/cgit/openstack/ironic-staging-drivers>`__
 kingbird                               `git://git.openstack.org/openstack/kingbird <https://git.openstack.org/cgit/openstack/kingbird>`__
-kuryr                                  `git://git.openstack.org/openstack/kuryr <https://git.openstack.org/cgit/openstack/kuryr>`__
+kuryr-libnetwork                       `git://git.openstack.org/openstack/kuryr-libnetwork <https://git.openstack.org/cgit/openstack/kuryr-libnetwork>`__
 magnum                                 `git://git.openstack.org/openstack/magnum <https://git.openstack.org/cgit/openstack/magnum>`__
 magnum-ui                              `git://git.openstack.org/openstack/magnum-ui <https://git.openstack.org/cgit/openstack/magnum-ui>`__
 manila                                 `git://git.openstack.org/openstack/manila <https://git.openstack.org/cgit/openstack/manila>`__
diff --git a/files/rpms/general b/files/rpms/general
index ee2e8a0..d0ceb56 100644
--- a/files/rpms/general
+++ b/files/rpms/general
@@ -7,9 +7,9 @@
 gettext  # used for compiling message catalogs
 git-core
 graphviz # needed only for docs
-iptables-services  # NOPRIME f22,f23,f24
+iptables-services  # NOPRIME f23,f24
 java-1.7.0-openjdk-headless  # NOPRIME rhel7
-java-1.8.0-openjdk-headless  # NOPRIME f22,f23,f24
+java-1.8.0-openjdk-headless  # NOPRIME f23,f24
 libffi-devel
 libjpeg-turbo-devel # Pillow 3.0.0
 libxml2-devel # lxml
diff --git a/files/rpms/nova b/files/rpms/nova
index 594393e..a883ec4 100644
--- a/files/rpms/nova
+++ b/files/rpms/nova
@@ -7,7 +7,7 @@
 genisoimage # required for config_drive
 iptables
 iputils
-kernel-modules # dist:f22,f23,f24
+kernel-modules # dist:f23,f24
 kpartx
 kvm # NOPRIME
 libvirt-bin # NOPRIME
diff --git a/files/rpms/swift b/files/rpms/swift
index 1e05167..bd249ee 100644
--- a/files/rpms/swift
+++ b/files/rpms/swift
@@ -2,7 +2,7 @@
 liberasurecode-devel
 memcached
 pyxattr
-rsync-daemon # dist:f22,f23,f24
+rsync-daemon # dist:f23,f24
 sqlite
 xfsprogs
 xinetd
diff --git a/functions b/functions
index 46a7d41..5856578 100644
--- a/functions
+++ b/functions
@@ -251,6 +251,7 @@
             image create \
             "$image_name" --public \
             --container-format=bare --disk-format=ploop \
+            --property hypervisor_type=vz \
             --property vm_mode=$vm_mode < "${image}"
         return
     fi
@@ -331,7 +332,7 @@
     fi
 
     if is_arch "aarch64"; then
-        img_property="--property hw_machine_type=virt --property hw_cdrom_bus=virtio --property os_command_line='console=ttyAMA0'"
+        img_property="--property hw_machine_type=virt --property hw_cdrom_bus=scsi --property hw_scsi_model=virtio-scsi --property os_command_line='console=ttyAMA0'"
     fi
 
     if [ "$container_format" = "bare" ]; then
@@ -636,6 +637,15 @@
     fi
 }
 
+
+# set_mtu - Set MTU on a device
+function set_mtu {
+    local dev=$1
+    local mtu=$2
+    sudo ip link set mtu $mtu dev $dev
+}
+
+
 # Restore xtrace
 $_XTRACE_FUNCTIONS
 
diff --git a/inc/ini-config b/inc/ini-config
index 1f12343..68d48d1 100644
--- a/inc/ini-config
+++ b/inc/ini-config
@@ -274,6 +274,170 @@
     $xtrace
 }
 
+# Set a localrc var
+function localrc_set {
+    local file=$1
+    local group="local"
+    local conf="localrc"
+    local section=""
+    local option=$2
+    local value=$3
+    localconf_set "$file" "$group" "$conf" "$section" "$option" "$value"
+}
+
+# Check if local.conf has section.
+function localconf_has_section {
+    local file=$1
+    local group=$2
+    local conf=$3
+    local section=$4
+    local sep
+    sep=$(echo -ne "\x01")
+    local line
+    line=$(sed -ne "\\${sep}^\[\[${group}|${conf}\]\]${sep},\\${sep}\[\[.*\]\]${sep}{
+        /\[${section}\]/p
+    }" "$file")
+    [ -n "$line" ]
+}
+
+# Check if local.conf has option.
+function localconf_has_option {
+    local file=$1
+    local group=$2
+    local conf=$3
+    local section=$4
+    local option=$5
+    local sep
+    sep=$(echo -ne "\x01")
+    local line
+    if [[ -z "$section" ]]; then
+        line=$(sed -ne "\\${sep}^\[\[${group}|${conf}\]\]${sep},\\${sep}\[\[.*\]\]${sep}{
+            /${option}[ \t]*=.*$/p
+        }" "$file")
+    else
+        line=$(sed -ne "\\${sep}^\[\[${group}|${conf}\]\]${sep},\\${sep}\[\[.*\]\]${sep}{
+            /\[${section}\]/,/\[\[.*\]\]\|\[.*\]/{
+                /${option}[ \t]*=.*$/p}
+        }" "$file")
+    fi
+    [ -n "$line" ]
+}
+
+# Update option in local.conf.
+function localconf_update_option {
+    local sudo=$1
+    local file=$2
+    local group=$3
+    local conf=$4
+    local section=$5
+    local option=$6
+    local value=$7
+    local sep
+    sep=$(echo -ne "\x01")
+    if [[ -z "$section" ]]; then
+        $sudo sed -i -e "\\${sep}^\[\[${group}|${conf}\]\]${sep},\\${sep}\[\[.*\]\]${sep}{
+            s${sep}^\(${option}[ \t]*=[ \t]*\).*\$${sep}\1${value}${sep}
+        }" "$file"
+    else
+        $sudo sed -i -e "\\${sep}^\[\[${group}|${conf}\]\]${sep},\\${sep}\[\[.*\]\]${sep}{
+            /\[${section}\]/,/\[\[.*\]\]\|\[.*\]/s${sep}^\(${option}[ \t]*=[ \t]*\).*\$${sep}\1${value}${sep}
+        }" "$file"
+    fi
+}
+
+# Add option in local.conf.
+function localconf_add_option {
+    local sudo=$1
+    local file=$2
+    local group=$3
+    local conf=$4
+    local section=$5
+    local option=$6
+    local value=$7
+    local sep
+    sep=$(echo -ne "\x01")
+    if [[ -z "$section" ]]; then
+        $sudo sed -i -e "\\${sep}^\[\[${group}|${conf}\]\]${sep} a $option=$value" "$file"
+    else
+        $sudo sed -i -e "\\${sep}^\[\[${group}|${conf}\]\]${sep},\\${sep}\[\[.*\]\]${sep}{
+            /\[${section}\]/ a $option=$value
+        }" "$file"
+    fi
+}
+
+# Add section and option in local.conf.
+function localconf_add_section_and_option {
+    local sudo=$1
+    local file=$2
+    local group=$3
+    local conf=$4
+    local section=$5
+    local option=$6
+    local value=$7
+    local sep
+    sep=$(echo -ne "\x01")
+    $sudo sed -i -e "\\${sep}^\[\[${group}|${conf}\]\]${sep} {
+        a [$section]
+        a $option=$value
+    }" "$file"
+}
+
+# Set an option in a local.conf file.
+# localconf_set [-sudo] config-file group conf-name section option value
+#  - if the file does not exist, it is created
+function localconf_set {
+    local xtrace
+    xtrace=$(set +o | grep xtrace)
+    set +o xtrace
+    local sep
+    sep=$(echo -ne "\x01")
+    local sudo=""
+    if [ $1 == "-sudo" ]; then
+        sudo="sudo "
+        shift
+    fi
+    local file=$1
+    local group=$2
+    local conf=$3
+    local section=$4
+    local option=$5
+    local value=$6
+
+    if [[ -z $group || -z $conf || -z $option || -z $value ]]; then
+        $xtrace
+        return
+    fi
+
+    if ! grep -q "^\[\[${group}|${conf}\]\]" "$file" 2>/dev/null; then
+        # Add meta section at the end if it does not exist
+        echo -e "\n[[${group}|${conf}]]" | $sudo tee --append "$file" > /dev/null
+        # Add section at the end
+        if [[ -n "$section" ]]; then
+            echo -e "[$section]" | $sudo tee --append "$file" > /dev/null
+        fi
+        # Add option at the end
+        echo -e "$option=$value" | $sudo tee --append "$file" > /dev/null
+    elif [[ -z "$section" ]]; then
+        if ! localconf_has_option "$file" "$group" "$conf" "$section" "$option"; then
+            # Add option
+            localconf_add_option "$sudo" "$file" "$group" "$conf" "$section" "$option" "$value"
+        else
+            # Replace it
+            localconf_update_option "$sudo" "$file" "$group" "$conf" "$section" "$option" "$value"
+        fi
+    elif ! localconf_has_section "$file" "$group" "$conf" "$section"; then
+        # Add section and option in specified meta section
+        localconf_add_section_and_option "$sudo" "$file" "$group" "$conf" "$section" "$option" "$value"
+    elif ! localconf_has_option "$file" "$group" "$conf" "$section" "$option"; then
+        # Add option
+        localconf_add_option "$sudo" "$file" "$group" "$conf" "$section" "$option" "$value"
+    else
+        # Replace it
+        localconf_update_option "$sudo" "$file" "$group" "$conf" "$section" "$option" "$value"
+    fi
+    $xtrace
+}
+
 # Restore xtrace
 $INC_CONF_TRACE
 
diff --git a/inc/python b/inc/python
index e013dfa..9de2831 100644
--- a/inc/python
+++ b/inc/python
@@ -148,11 +148,15 @@
     fi
 
     $xtrace
+    # adding SETUPTOOLS_SYS_PATH_TECHNIQUE is a workaround to keep
+    # the same behaviour of setuptools before version 25.0.0.
+    # related issue: https://github.com/pypa/pip/issues/3874
     $sudo_pip \
         http_proxy="${http_proxy:-}" \
         https_proxy="${https_proxy:-}" \
         no_proxy="${no_proxy:-}" \
         PIP_FIND_LINKS=$PIP_FIND_LINKS \
+        SETUPTOOLS_SYS_PATH_TECHNIQUE=rewrite \
         $cmd_pip $upgrade \
         $@
     result=$?
diff --git a/lib/ceph b/lib/ceph
index 2353de1..1e55c48 100644
--- a/lib/ceph
+++ b/lib/ceph
@@ -116,7 +116,7 @@
 
 # check_os_support_ceph() - Check if the operating system provides a decent version of Ceph
 function check_os_support_ceph {
-    if [[ ! ${DISTRO} =~ (trusty|f22|f23|f24) ]]; then
+    if [[ ! ${DISTRO} =~ (trusty|f23|f24) ]]; then
         echo "WARNING: your distro $DISTRO does not provide (at least) the Firefly release. Please use Ubuntu Trusty or Fedora 20 (and higher)"
         if [[ "$FORCE_CEPH_INSTALL" != "yes" ]]; then
             die $LINENO "If you wish to install Ceph on this distribution anyway run with FORCE_CEPH_INSTALL=yes"
diff --git a/lib/cinder b/lib/cinder
index 0ebf195..a87f395 100644
--- a/lib/cinder
+++ b/lib/cinder
@@ -39,7 +39,6 @@
 
 # set up default directories
 GITDIR["python-cinderclient"]=$DEST/python-cinderclient
-GITDIR["os-brick"]=$DEST/os-brick
 GITDIR["python-brick-cinderclient-ext"]=$DEST/python-brick-cinderclient-ext
 CINDER_DIR=$DEST/cinder
 
@@ -274,8 +273,6 @@
 
     iniset $CINDER_CONF DEFAULT os_region_name "$REGION_NAME"
 
-    iniset $CINDER_CONF privsep_osbrick helper_command "sudo cinder-rootwrap \$rootwrap_config privsep-helper --config-file $CINDER_CONF"
-
     if is_service_enabled c-vol && [[ -n "$CINDER_ENABLED_BACKENDS" ]]; then
         local enabled_backends=""
         local default_name=""
@@ -445,13 +442,6 @@
 
 # install_cinder() - Collect source and prepare
 function install_cinder {
-    # Install os-brick from git so we make sure we're testing
-    # the latest code.
-    if use_library_from_git "os-brick"; then
-        git_clone_by_name "os-brick"
-        setup_dev_lib "os-brick"
-    fi
-
     git_clone $CINDER_REPO $CINDER_DIR $CINDER_BRANCH
     setup_develop $CINDER_DIR
     if [ "$CINDER_ISCSI_HELPER" = "tgtadm" ]; then
diff --git a/lib/neutron b/lib/neutron
index ad68d8e..5cab8e1 100644
--- a/lib/neutron
+++ b/lib/neutron
@@ -245,6 +245,12 @@
         source $TOP_DIR/lib/neutron_plugins/services/metering
         neutron_agent_metering_configure_common
         neutron_agent_metering_configure_agent
+        # TODO(sc68cal) hack because we don't pass around
+        # $Q_SERVICE_PLUGIN_CLASSES like -legacy does
+        local plugins=""
+        plugins=$(iniget $NEUTRON_CONF DEFAULT service_plugins)
+        plugins+=",metering"
+        iniset $NEUTRON_CONF DEFAULT service_plugins $plugins
     fi
 
 }
diff --git a/lib/neutron-legacy b/lib/neutron-legacy
index dca2e98..44db16a 100644
--- a/lib/neutron-legacy
+++ b/lib/neutron-legacy
@@ -101,7 +101,6 @@
 # loaded from per-plugin  scripts in lib/neutron_plugins/
 Q_DHCP_CONF_FILE=$NEUTRON_CONF_DIR/dhcp_agent.ini
 Q_L3_CONF_FILE=$NEUTRON_CONF_DIR/l3_agent.ini
-Q_FWAAS_CONF_FILE=$NEUTRON_CONF_DIR/fwaas_driver.ini
 Q_META_CONF_FILE=$NEUTRON_CONF_DIR/metadata_agent.ini
 
 # Default name for Neutron database
@@ -265,13 +264,8 @@
 # Hardcoding for 1 service plugin for now
 source $TOP_DIR/lib/neutron_plugins/services/metering
 
-# Firewall Service Plugin functions
-# ---------------------------------
-source $TOP_DIR/lib/neutron_plugins/services/firewall
-
 # L3 Service functions
 source $TOP_DIR/lib/neutron_plugins/services/l3
-
 # Use security group or not
 if has_neutron_plugin_security_group; then
     Q_USE_SECGROUP=${Q_USE_SECGROUP:-True}
@@ -298,9 +292,6 @@
 
 function _determine_config_l3 {
     local opts="--config-file $NEUTRON_CONF --config-file $Q_L3_CONF_FILE"
-    if is_service_enabled q-fwaas; then
-        opts+=" --config-file $Q_FWAAS_CONF_FILE"
-    fi
     echo "$opts"
 }
 
@@ -332,10 +323,6 @@
     if is_service_enabled q-metering; then
         _configure_neutron_metering
     fi
-    if is_service_enabled q-fwaas; then
-        deprecated "Configuring q-fwaas through devstack is deprecated"
-        _configure_neutron_fwaas
-    fi
     if is_service_enabled q-agt q-svc; then
         _configure_neutron_service
     fi
@@ -431,10 +418,6 @@
 
     git_clone $NEUTRON_REPO $NEUTRON_DIR $NEUTRON_BRANCH
     setup_develop $NEUTRON_DIR
-    if is_service_enabled q-fwaas; then
-        git_clone $NEUTRON_FWAAS_REPO $NEUTRON_FWAAS_DIR $NEUTRON_FWAAS_BRANCH
-        setup_develop $NEUTRON_FWAAS_DIR
-    fi
     if is_service_enabled q-lbaas; then
         git_clone $NEUTRON_LBAAS_REPO $NEUTRON_LBAAS_DIR $NEUTRON_LBAAS_BRANCH
         setup_develop $NEUTRON_LBAAS_DIR
@@ -576,9 +559,6 @@
     if is_service_enabled q-lbaas; then
         neutron_lbaas_stop
     fi
-    if is_service_enabled q-fwaas; then
-        neutron_fwaas_stop
-    fi
     if is_service_enabled q-metering; then
         neutron_metering_stop
     fi
@@ -610,7 +590,7 @@
         # on configure we will also add $from_intf as a port on $to_intf,
         # assuming it is an OVS bridge.
 
-        local IP_ADD=""
+        local IP_REPLACE=""
         local IP_DEL=""
         local IP_UP=""
         local DEFAULT_ROUTE_GW
@@ -635,7 +615,7 @@
 
         if [[ "$IP_BRD" != "" ]]; then
             IP_DEL="sudo ip addr del $IP_BRD dev $from_intf"
-            IP_ADD="sudo ip addr add $IP_BRD dev $to_intf"
+            IP_REPLACE="sudo ip addr replace $IP_BRD dev $to_intf"
             IP_UP="sudo ip link set $to_intf up"
             if [[ "$af" == "inet" ]]; then
                 IP=$(echo $IP_BRD | awk '{ print $1; exit }' | grep -o -E '(.*)/' | cut -d "/" -f1)
@@ -645,7 +625,7 @@
 
         # The add/del OVS port calls have to happen either before or
         # after the address is moved in order to not leave it orphaned.
-        $DEL_OVS_PORT; $IP_DEL; $IP_ADD; $IP_UP; $ADD_OVS_PORT; $ADD_DEFAULT_ROUTE; $ARP_CMD
+        $DEL_OVS_PORT; $IP_DEL; $IP_REPLACE; $IP_UP; $ADD_OVS_PORT; $ADD_DEFAULT_ROUTE; $ARP_CMD
     fi
 }
 
@@ -817,7 +797,7 @@
 
     _neutron_setup_interface_driver $Q_DHCP_CONF_FILE
 
-    neutron_plugin_configure_dhcp_agent
+    neutron_plugin_configure_dhcp_agent $Q_DHCP_CONF_FILE
 }
 
 
@@ -853,14 +833,6 @@
     neutron_agent_metering_configure_agent
 }
 
-function _configure_neutron_fwaas {
-    if [ -f $NEUTRON_FWAAS_DIR/etc/neutron_fwaas.conf ]; then
-        cp $NEUTRON_FWAAS_DIR/etc/neutron_fwaas.conf $NEUTRON_CONF_DIR
-    fi
-    neutron_fwaas_configure_common
-    neutron_fwaas_configure_driver
-}
-
 function _configure_dvr {
     iniset $NEUTRON_CONF DEFAULT router_distributed True
     iniset $Q_L3_CONF_FILE DEFAULT agent_mode $Q_DVR_MODE
diff --git a/lib/neutron_plugins/linuxbridge_agent b/lib/neutron_plugins/linuxbridge_agent
index 0a06635..e5a7b76 100644
--- a/lib/neutron_plugins/linuxbridge_agent
+++ b/lib/neutron_plugins/linuxbridge_agent
@@ -50,6 +50,7 @@
 function neutron_plugin_configure_l3_agent {
     local conf_file=$1
     sudo brctl addbr $PUBLIC_BRIDGE
+    set_mtu $PUBLIC_BRIDGE $PUBLIC_BRIDGE_MTU
     iniset $conf_file DEFAULT external_network_bridge
     iniset $conf_file DEFAULT l3_agent_manager neutron.agent.l3_agent.L3NATAgentWithStateReport
 }
diff --git a/lib/neutron_plugins/openvswitch_agent b/lib/neutron_plugins/openvswitch_agent
index 69e38f4..b4a53e4 100644
--- a/lib/neutron_plugins/openvswitch_agent
+++ b/lib/neutron_plugins/openvswitch_agent
@@ -104,7 +104,7 @@
         sudo ovs-vsctl -- --may-exist add-port "br-$VLAN_INTERFACE" $VLAN_INTERFACE
 
         # Create external bridge and add port
-        _neutron_ovs_base_add_bridge $PUBLIC_BRIDGE
+        _neutron_ovs_base_add_public_bridge
         sudo ovs-vsctl -- --may-exist add-port $PUBLIC_BRIDGE $PUBLIC_INTERFACE
 
         # Set bridge mappings to "physnet1:br-$GUEST_INTERFACE_DEFAULT"
diff --git a/lib/neutron_plugins/ovs_base b/lib/neutron_plugins/ovs_base
index ecf252f..f6d10ea 100644
--- a/lib/neutron_plugins/ovs_base
+++ b/lib/neutron_plugins/ovs_base
@@ -19,7 +19,7 @@
 
 function _neutron_ovs_base_add_bridge {
     local bridge=$1
-    local addbr_cmd="sudo ovs-vsctl --no-wait -- --may-exist add-br $bridge"
+    local addbr_cmd="sudo ovs-vsctl -- --may-exist add-br $bridge"
 
     if [ "$OVS_DATAPATH_TYPE" != "system" ] ; then
         addbr_cmd="$addbr_cmd -- set Bridge $bridge datapath_type=${OVS_DATAPATH_TYPE}"
@@ -105,11 +105,16 @@
         sudo ip link set $Q_PUBLIC_VETH_EX up
         sudo ip addr flush dev $Q_PUBLIC_VETH_EX
     else
-        _neutron_ovs_base_add_bridge $PUBLIC_BRIDGE
+        _neutron_ovs_base_add_public_bridge
         sudo ovs-vsctl br-set-external-id $PUBLIC_BRIDGE bridge-id $PUBLIC_BRIDGE
     fi
 }
 
+function _neutron_ovs_base_add_public_bridge {
+    _neutron_ovs_base_add_bridge $PUBLIC_BRIDGE
+    set_mtu $PUBLIC_BRIDGE $PUBLIC_BRIDGE_MTU
+}
+
 function _neutron_ovs_base_configure_nova_vif_driver {
     :
 }
diff --git a/lib/neutron_plugins/services/firewall b/lib/neutron_plugins/services/firewall
deleted file mode 100644
index 40968fa..0000000
--- a/lib/neutron_plugins/services/firewall
+++ /dev/null
@@ -1,33 +0,0 @@
-#!/bin/bash
-
-# Neutron firewall plugin
-# ---------------------------
-
-# Save trace setting
-_XTRACE_NEUTRON_FIREWALL=$(set +o | grep xtrace)
-set +o xtrace
-
-FWAAS_PLUGIN=${FWAAS_PLUGIN:-neutron_fwaas.services.firewall.fwaas_plugin.FirewallPlugin}
-FWAAS_DRIVER=${FWAAS_DRIVER:-neutron_fwaas.services.firewall.drivers.linux.iptables_fwaas.IptablesFwaasDriver}
-
-function neutron_fwaas_configure_common {
-    _neutron_service_plugin_class_add $FWAAS_PLUGIN
-}
-
-function neutron_fwaas_configure_driver {
-    # Uses oslo config generator to generate FWaaS sample configuration files
-    (cd $NEUTRON_FWAAS_DIR && exec ./tools/generate_config_file_samples.sh)
-
-    FWAAS_DRIVER_CONF_FILENAME=/etc/neutron/fwaas_driver.ini
-    cp $NEUTRON_FWAAS_DIR/etc/fwaas_driver.ini.sample $FWAAS_DRIVER_CONF_FILENAME
-
-    iniset_multiline $FWAAS_DRIVER_CONF_FILENAME fwaas enabled True
-    iniset_multiline $FWAAS_DRIVER_CONF_FILENAME fwaas driver "$FWAAS_DRIVER"
-}
-
-function neutron_fwaas_stop {
-    :
-}
-
-# Restore xtrace
-$_XTRACE_NEUTRON_FIREWALL
diff --git a/lib/neutron_plugins/services/l3 b/lib/neutron_plugins/services/l3
index 4ce87bd..61b8402 100644
--- a/lib/neutron_plugins/services/l3
+++ b/lib/neutron_plugins/services/l3
@@ -15,6 +15,7 @@
 IPV6_PROVIDER_NETWORK_GATEWAY=${IPV6_PROVIDER_NETWORK_GATEWAY:-}
 
 PUBLIC_BRIDGE=${PUBLIC_BRIDGE:-br-ex}
+PUBLIC_BRIDGE_MTU=${PUBLIC_BRIDGE_MTU:-1500}
 
 # If Q_USE_PUBLIC_VETH=True, create and use a veth pair instead of
 # PUBLIC_BRIDGE.  This is intended to be used with
@@ -101,10 +102,20 @@
 
     neutron_plugin_configure_l3_agent $Q_L3_CONF_FILE
 
-    _move_neutron_addresses_route "$PUBLIC_INTERFACE" "$OVS_PHYSICAL_BRIDGE" True False "inet"
+    # If we've given a PUBLIC_INTERFACE to take over, then we assume
+    # that we can own the whole thing, and privot it into the OVS
+    # bridge. If we are not, we're probably on a single interface
+    # machine, and we just setup NAT so that fixed guests can get out.
+    if [[ -n "$PUBLIC_INTERFACE" ]]; then
+        _move_neutron_addresses_route "$PUBLIC_INTERFACE" "$OVS_PHYSICAL_BRIDGE" True False "inet"
 
-    if [[ $(ip -f inet6 a s dev "$PUBLIC_INTERFACE" | grep -c 'global') != 0 ]]; then
-        _move_neutron_addresses_route "$PUBLIC_INTERFACE" "$OVS_PHYSICAL_BRIDGE" False False "inet6"
+        if [[ $(ip -f inet6 a s dev "$PUBLIC_INTERFACE" | grep -c 'global') != 0 ]]; then
+            _move_neutron_addresses_route "$PUBLIC_INTERFACE" "$OVS_PHYSICAL_BRIDGE" False False "inet6"
+        fi
+    else
+        local default_dev=""
+        default_dev=$(ip route | grep ^default | awk '{print $5}')
+        sudo iptables -t nat -A POSTROUTING -o $default_dev -s $FLOATING_RANGE -j MASQUERADE
     fi
 }
 
diff --git a/lib/nova b/lib/nova
index 67a80b9..1369c40 100644
--- a/lib/nova
+++ b/lib/nova
@@ -128,7 +128,7 @@
 # --------------------------
 
 NETWORK_MANAGER=${NETWORK_MANAGER:-${NET_MAN:-FlatDHCPManager}}
-PUBLIC_INTERFACE=${PUBLIC_INTERFACE:-$PUBLIC_INTERFACE_DEFAULT}
+
 VLAN_INTERFACE=${VLAN_INTERFACE:-$GUEST_INTERFACE_DEFAULT}
 FLAT_NETWORK_BRIDGE=${FLAT_NETWORK_BRIDGE:-$FLAT_NETWORK_BRIDGE_DEFAULT}
 
@@ -481,11 +481,6 @@
         iniset $NOVA_CONF DEFAULT bindir "/usr/bin"
     fi
 
-    iniset $NOVA_CONF privsep_osbrick helper_command "sudo nova-rootwrap \$rootwrap_config privsep-helper --config-file $NOVA_CONF"
-
-    iniset $NOVA_CONF vif_plug_ovs_privileged helper_command "sudo nova-rootwrap \$rootwrap_config privsep-helper --config-file $NOVA_CONF"
-    iniset $NOVA_CONF vif_plug_linux_bridge_privileged helper_command "sudo nova-rootwrap \$rootwrap_config privsep-helper --config-file $NOVA_CONF"
-
     if is_service_enabled n-api; then
         if is_service_enabled n-api-meta; then
             # If running n-api-meta as a separate service
@@ -664,8 +659,9 @@
 }
 
 function create_nova_conf_nova_network {
+    local public_interface=${PUBLIC_INTERFACE:-$PUBLIC_INTERFACE_DEFAULT}
     iniset $NOVA_CONF DEFAULT network_manager "nova.network.manager.$NETWORK_MANAGER"
-    iniset $NOVA_CONF DEFAULT public_interface "$PUBLIC_INTERFACE"
+    iniset $NOVA_CONF DEFAULT public_interface "$public_interface"
     iniset $NOVA_CONF DEFAULT vlan_interface "$VLAN_INTERFACE"
     iniset $NOVA_CONF DEFAULT flat_network_bridge "$FLAT_NETWORK_BRIDGE"
     if [ -n "$FLAT_INTERFACE" ]; then
diff --git a/lib/nova_plugins/hypervisor-libvirt b/lib/nova_plugins/hypervisor-libvirt
index cdd078c..20dde8e 100644
--- a/lib/nova_plugins/hypervisor-libvirt
+++ b/lib/nova_plugins/hypervisor-libvirt
@@ -55,6 +55,7 @@
     if is_arch "aarch64"; then
         # arm64 architecture currently does not support graphical consoles.
         iniset $NOVA_CONF vnc enabled "false"
+        iniset $NOVA_CONF libvirt cpu_mode "host-passthrough"
     fi
 
     if isset ENABLE_FILE_INJECTION; then
diff --git a/lib/nova_plugins/hypervisor-xenserver b/lib/nova_plugins/hypervisor-xenserver
index e7f1e87..e75226a 100644
--- a/lib/nova_plugins/hypervisor-xenserver
+++ b/lib/nova_plugins/hypervisor-xenserver
@@ -24,8 +24,6 @@
 # Defaults
 # --------
 
-PUBLIC_INTERFACE_DEFAULT=eth2
-GUEST_INTERFACE_DEFAULT=eth1
 # Allow ``build_domU.sh`` to specify the flat network bridge via kernel args
 FLAT_NETWORK_BRIDGE_DEFAULT=$(sed -e 's/.* flat_network_bridge=\([[:alnum:]]*\).*$/\1/g' /proc/cmdline)
 if is_service_enabled neutron; then
diff --git a/lib/os_brick b/lib/os_brick
new file mode 100644
index 0000000..d1cca4a
--- /dev/null
+++ b/lib/os_brick
@@ -0,0 +1,32 @@
+#!/bin/bash
+#
+# lib/os_brick
+# Install **os-brick** python module from source
+
+# Dependencies:
+#
+# - functions
+# - DEST, DATA_DIR must be defined
+
+# stack.sh
+# ---------
+# - install_os_brick
+
+# Save trace setting
+_XTRACE_OS_BRICK=$(set +o | grep xtrace)
+set +o xtrace
+
+
+GITDIR["os-brick"]=$DEST/os-brick
+
+# Install os_brick from git only if requested, otherwise it will be pulled from
+# pip repositories by requirements of projects that need it.
+function install_os_brick {
+    if use_library_from_git "os-brick"; then
+        git_clone_by_name "os-brick"
+        setup_dev_lib "os-brick"
+    fi
+}
+
+# Restore xtrace
+$_XTRACE_OS_BRICK
\ No newline at end of file
diff --git a/lib/tempest b/lib/tempest
index ebaf4bb..d1e56a4 100644
--- a/lib/tempest
+++ b/lib/tempest
@@ -283,6 +283,10 @@
         iniset $TEMPEST_CONFIG identity ca_certificates_file $SSL_BUNDLE_FILE
     fi
 
+    # Identity Features
+    # TODO(rodrigods): Remove the reseller flag when Kilo and Liberty are end of life.
+    iniset $TEMPEST_CONFIG identity-feature-enabled reseller True
+
     # Image
     # We want to be able to override this variable in the gate to avoid
     # doing an external HTTP fetch for this test.
@@ -353,15 +357,7 @@
     iniset $TEMPEST_CONFIG compute-feature-enabled live_migration ${LIVE_MIGRATION_AVAILABLE:-False}
     iniset $TEMPEST_CONFIG compute-feature-enabled change_password False
     iniset $TEMPEST_CONFIG compute-feature-enabled block_migration_for_live_migration ${USE_BLOCK_MIGRATION_FOR_LIVE_MIGRATION:-False}
-    # TODO(mriedem): Remove the preserve_ports flag when Juno is end of life.
-    iniset $TEMPEST_CONFIG compute-feature-enabled preserve_ports True
-    # TODO(gilliard): Remove the live_migrate_paused_instances flag when Juno is end of life.
-    iniset $TEMPEST_CONFIG compute-feature-enabled live_migrate_paused_instances True
     iniset $TEMPEST_CONFIG compute-feature-enabled attach_encrypted_volume ${ATTACH_ENCRYPTED_VOLUME_AVAILABLE:-True}
-    # TODO(mriedem): Remove this when kilo-eol happens since the
-    # neutron.allow_duplicate_networks option was removed from nova in Liberty
-    # and is now the default behavior.
-    iniset $TEMPEST_CONFIG compute-feature-enabled allow_duplicate_networks ${NOVA_ALLOW_DUPLICATE_NETWORKS:-True}
     if is_service_enabled n-cell; then
         # Cells doesn't support shelving/unshelving
         iniset $TEMPEST_CONFIG compute-feature-enabled shelve False
@@ -420,9 +416,6 @@
     iniset $TEMPEST_CONFIG scenario aki_img_file "cirros-${CIRROS_VERSION}-${CIRROS_ARCH}-vmlinuz"
     iniset $TEMPEST_CONFIG scenario img_file "cirros-${CIRROS_VERSION}-${CIRROS_ARCH}-disk.img"
 
-    # Large Ops Number
-    iniset $TEMPEST_CONFIG scenario large_ops_number ${TEMPEST_LARGE_OPS_NUMBER:-0}
-
     # Telemetry
     iniset $TEMPEST_CONFIG telemetry-feature-enabled events "True"
 
@@ -434,8 +427,8 @@
     iniset $TEMPEST_CONFIG validation network_for_ssh $PRIVATE_NETWORK_NAME
 
     # Volume
-    # TODO(obutenko): Remove the incremental_backup_force flag when Kilo and Juno is end of life.
-    iniset $TEMPEST_CONFIG volume-feature-enabled incremental_backup_force True
+    # TODO(obutenko): Remove snapshot_backup when liberty-eol happens.
+    iniset $TEMPEST_CONFIG volume-feature-enabled snapshot_backup True
     # TODO(ynesenenko): Remove the volume_services flag when Liberty and Kilo will correct work with host info.
     iniset $TEMPEST_CONFIG volume-feature-enabled volume_services True
     # TODO(ameade): Remove the api_v3 flag when Mitaka and Liberty are end of life.
diff --git a/samples/local.conf b/samples/local.conf
index 06ac185..6d5351f 100644
--- a/samples/local.conf
+++ b/samples/local.conf
@@ -10,7 +10,7 @@
 
 # This is a collection of some of the settings we have found to be useful
 # in our DevStack development environments. Additional settings are described
-# in http://devstack.org/local.conf.html
+# in http://docs.openstack.org/developer/devstack/configuration.html#local-conf
 # These should be considered as samples and are unsupported DevStack code.
 
 # The ``localrc`` section replaces the old ``localrc`` configuration file.
diff --git a/stack.sh b/stack.sh
index 6fbb0be..4cace9d 100755
--- a/stack.sh
+++ b/stack.sh
@@ -185,7 +185,7 @@
 
 # Warn users who aren't on an explicitly supported distro, but allow them to
 # override check and attempt installation with ``FORCE=yes ./stack``
-if [[ ! ${DISTRO} =~ (trusty|wily|xenial|7.0|wheezy|sid|testing|jessie|f22|f23|f24|rhel7|kvmibm1) ]]; then
+if [[ ! ${DISTRO} =~ (trusty|wily|xenial|7.0|wheezy|sid|testing|jessie|f23|f24|rhel7|kvmibm1) ]]; then
     echo "WARNING: this script has not been tested on $DISTRO"
     if [[ "$FORCE" != "yes" ]]; then
         die $LINENO "If you wish to run this script anyway run with FORCE=yes"
@@ -570,6 +570,7 @@
 source $TOP_DIR/lib/ldap
 source $TOP_DIR/lib/dstat
 source $TOP_DIR/lib/dlm
+source $TOP_DIR/lib/os_brick
 
 # Extras Source
 # --------------
@@ -796,6 +797,11 @@
     install_heatclient
 fi
 
+# Install shared libraries
+if is_service_enabled cinder nova; then
+    install_os_brick
+fi
+
 # Install middleware
 install_keystonemiddleware
 
diff --git a/stackrc b/stackrc
index acb7d3f..f42bd94 100644
--- a/stackrc
+++ b/stackrc
@@ -70,11 +70,13 @@
     # Keystone - nothing works without keystone
     ENABLED_SERVICES=key
     # Nova - services to support libvirt based openstack clouds
-    ENABLED_SERVICES+=,n-api,n-cpu,n-net,n-cond,n-sch,n-novnc,n-cauth
+    ENABLED_SERVICES+=,n-api,n-cpu,n-cond,n-sch,n-novnc,n-cauth
     # Glance services needed for Nova
     ENABLED_SERVICES+=,g-api,g-reg
     # Cinder
     ENABLED_SERVICES+=,c-sch,c-api,c-vol
+    # Neutron
+    ENABLED_SERVICES+=,q-svc,q-dhcp,q-meta,q-agt,q-l3
     # Dashboard
     ENABLED_SERVICES+=,horizon
     # Additional services
@@ -710,6 +712,8 @@
 PRIVATE_NETWORK_NAME=${PRIVATE_NETWORK_NAME:-"private"}
 PUBLIC_NETWORK_NAME=${PUBLIC_NETWORK_NAME:-"public"}
 
+PUBLIC_INTERFACE=""
+
 # Set default screen name
 SCREEN_NAME=${SCREEN_NAME:-stack}
 
diff --git a/tests/test_localconf.sh b/tests/test_localconf.sh
new file mode 100755
index 0000000..d8075df
--- /dev/null
+++ b/tests/test_localconf.sh
@@ -0,0 +1,475 @@
+#!/usr/bin/env bash
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied. See the License for the specific language governing
+# permissions and limitations under the License.
+
+# Tests for DevStack INI functions
+
+TOP=$(cd $(dirname "$0")/.. && pwd)
+
+# Import config functions
+source $TOP/inc/ini-config
+
+source $TOP/tests/unittest.sh
+
+echo "Testing INI local.conf functions"
+
+# test that can determine if file has section in specified meta-section
+
+function test_localconf_has_section {
+    local file_localconf
+    local file_conf1
+    local file_conf2
+    file_localconf=`mktemp`
+    file_conf1=`mktemp`
+    file_conf2=`mktemp`
+
+    cat <<- EOF > $file_localconf
+[[local|localrc]]
+LOCALRC_VAR1=localrc_val1
+LOCALRC_VAR2=localrc_val2
+LOCALRC_VAR3=localrc_val3
+
+[[post-config|$file_conf1]]
+[conf1_t1]
+conf1_t1_opt1=conf1_t1_val1
+conf1_t1_opt2=conf1_t1_val2
+conf1_t1_opt3=conf1_t1_val3
+[conf1_t2]
+conf1_t2_opt1=conf1_t2_val1
+conf1_t2_opt2=conf1_t2_val2
+conf1_t2_opt3=conf1_t2_val3
+[conf1_t3]
+conf1_t3_opt1=conf1_t3_val1
+conf1_t3_opt2=conf1_t3_val2
+conf1_t3_opt3=conf1_t3_val3
+
+[[post-extra|$file_conf2]]
+[conf2_t1]
+conf2_t1_opt1=conf2_t1_val1
+conf2_t1_opt2=conf2_t1_val2
+conf2_t1_opt3=conf2_t1_val3
+EOF
+
+    localconf_has_section $file_localconf post-config $file_conf1 conf1_t1
+    assert_equal $? 0
+    localconf_has_section $file_localconf post-config $file_conf1 conf1_t2
+    assert_equal $? 0
+    localconf_has_section $file_localconf post-config $file_conf1 conf1_t3
+    assert_equal $? 0
+    localconf_has_section $file_localconf post-extra $file_conf2 conf2_t1
+    assert_equal $? 0
+    localconf_has_section $file_localconf post-config $file_conf1 conf1_t4
+    assert_equal $? 1
+    localconf_has_section $file_localconf post-install $file_conf1 conf1_t1
+    assert_equal $? 1
+    localconf_has_section $file_localconf local localrc conf1_t2
+    assert_equal $? 1
+    rm -f $file_localconf $file_conf1 $file_conf2
+}
+
+# test that can determine if file has option in specified meta-section and section
+function test_localconf_has_option {
+    local file_localconf
+    local file_conf1
+    local file_conf2
+    file_localconf=`mktemp`
+    file_conf1=`mktemp`
+    file_conf2=`mktemp`
+    cat <<- EOF > $file_localconf
+[[post-config|$file_conf1]]
+[conf1_t1]
+conf1_t1_opt1 = conf1_t1_val1
+conf1_t1_opt2 = conf1_t1_val2
+conf1_t1_opt3 = conf1_t1_val3
+[conf1_t2]
+conf1_t2_opt1=conf1_t2_val1
+conf1_t2_opt2=conf1_t2_val2
+conf1_t2_opt3=conf1_t2_val3
+[conf1_t3]
+conf1_t3_opt1=conf1_t3_val1
+conf1_t3_opt2=conf1_t3_val2
+conf1_t3_opt3=conf1_t3_val3
+
+[[local|localrc]]
+LOCALRC_VAR1=localrc_val1
+LOCALRC_VAR2=localrc_val2
+LOCALRC_VAR3=localrc_val3
+
+[[post-extra|$file_conf2]]
+[conf2_t1]
+conf2_t1_opt1=conf2_t1_val1
+conf2_t1_opt2=conf2_t1_val2
+conf2_t1_opt3=conf2_t1_val3
+EOF
+
+    localconf_has_option $file_localconf local localrc "" LOCALRC_VAR1
+    assert_equal $? 0
+    localconf_has_option $file_localconf local localrc "" LOCALRC_VAR2
+    assert_equal $? 0
+    localconf_has_option $file_localconf local localrc "" LOCALRC_VAR3
+    assert_equal $? 0
+    localconf_has_option $file_localconf post-config $file_conf1 conf1_t1 conf1_t1_opt1
+    assert_equal $? 0
+    localconf_has_option $file_localconf post-config $file_conf1 conf1_t2 conf1_t2_opt2
+    assert_equal $? 0
+    localconf_has_option $file_localconf post-config $file_conf1 conf1_t3 conf1_t3_opt3
+    assert_equal $? 0
+    localconf_has_option $file_localconf post-extra $file_conf2 conf2_t1 conf2_t1_opt2
+    assert_equal $? 0
+    localconf_has_option $file_localconf post-config $file_conf1 conf1_t1_opt4
+    assert_equal $? 1
+    localconf_has_option $file_localconf post-install $file_conf1 conf1_t1_opt1
+    assert_equal $? 1
+    localconf_has_option $file_localconf local localrc conf1_t2 conf1_t2_opt1
+    assert_equal $? 1
+    rm -f $file_localconf $file_conf1 $file_conf2
+}
+
+# test that update option in specified meta-section and section
+function test_localconf_update_option {
+    local file_localconf
+    local file_localconf_expected
+    local file_conf1
+    local file_conf2
+    file_localconf=`mktemp`
+    file_localconf_expected=`mktemp`
+    file_conf1=`mktemp`
+    file_conf2=`mktemp`
+    cat <<- EOF > $file_localconf
+[[local|localrc]]
+LOCALRC_VAR1 = localrc_val1
+LOCALRC_VAR2 = localrc_val2
+LOCALRC_VAR3 = localrc_val3
+
+[[post-config|$file_conf1]]
+[conf1_t1]
+conf1_t1_opt1=conf1_t1_val1
+conf1_t1_opt2=conf1_t1_val2
+conf1_t1_opt3=conf1_t1_val3
+[conf1_t2]
+conf1_t2_opt1=conf1_t2_val1
+conf1_t2_opt2=conf1_t2_val2
+conf1_t2_opt3=conf1_t2_val3
+[conf1_t3]
+conf1_t3_opt1=conf1_t3_val1
+conf1_t3_opt2=conf1_t3_val2
+conf1_t3_opt3=conf1_t3_val3
+
+[[post-extra|$file_conf2]]
+[conf2_t1]
+conf2_t1_opt1=conf2_t1_val1
+conf2_t1_opt2=conf2_t1_val2
+conf2_t1_opt3=conf2_t1_val3
+EOF
+    cat <<- EOF > $file_localconf_expected
+[[local|localrc]]
+LOCALRC_VAR1 = localrc_val1
+LOCALRC_VAR2 = localrc_val2_update
+LOCALRC_VAR3 = localrc_val3
+
+[[post-config|$file_conf1]]
+[conf1_t1]
+conf1_t1_opt1=conf1_t1_val1_update
+conf1_t1_opt2=conf1_t1_val2
+conf1_t1_opt3=conf1_t1_val3
+[conf1_t2]
+conf1_t2_opt1=conf1_t2_val1
+conf1_t2_opt2=conf1_t2_val2_update
+conf1_t2_opt3=conf1_t2_val3
+[conf1_t3]
+conf1_t3_opt1=conf1_t3_val1
+conf1_t3_opt2=conf1_t3_val2
+conf1_t3_opt3=conf1_t3_val3_update
+
+[[post-extra|$file_conf2]]
+[conf2_t1]
+conf2_t1_opt1=conf2_t1_val1
+conf2_t1_opt2=conf2_t1_val2
+conf2_t1_opt3=conf2_t1_val3_update
+EOF
+
+    localconf_update_option "$SUDO" $file_localconf local localrc "" LOCALRC_VAR2 localrc_val2_update
+    localconf_update_option "$SUDO" $file_localconf post-config $file_conf1 conf1_t1 conf1_t1_opt1 conf1_t1_val1_update
+    localconf_update_option "$SUDO" $file_localconf post-config $file_conf1 conf1_t2 conf1_t2_opt2 conf1_t2_val2_update
+    localconf_update_option "$SUDO" $file_localconf post-config $file_conf1 conf1_t3 conf1_t3_opt3 conf1_t3_val3_update
+    localconf_update_option "$SUDO" $file_localconf post-extra $file_conf2 conf2_t1 conf2_t1_opt3 conf2_t1_val3_update
+    result=`cat $file_localconf`
+    result_expected=`cat $file_localconf_expected`
+    assert_equal "$result" "$result_expected"
+    localconf_update_option "$SUDO" $file_localconf post-config $file_conf1 conf1_t2 conf1_t3_opt1 conf1_t3_val1_update
+    localconf_update_option "$SUDO" $file_localconf post-extra $file_conf2 conf2_t1 conf2_t1_opt4 conf2_t1_val4_update
+    localconf_update_option "$SUDO" $file_localconf post-install $file_conf2 conf2_t1 conf2_t1_opt1 conf2_t1_val1_update
+    localconf_update_option "$SUDO" $file_localconf local localrc "" LOCALRC_VAR4 localrc_val4_update
+    result=`cat $file_localconf`
+    result_expected=`cat $file_localconf_expected`
+    assert_equal "$result" "$result_expected"
+    rm -f $file_localconf $file_localconf_expected $file_conf1 $file_conf2
+}
+
+# test that add option in specified meta-section and section
+function test_localconf_add_option {
+    local file_localconf
+    local file_localconf_expected
+    local file_conf1
+    local file_conf2
+    file_localconf=`mktemp`
+    file_localconf_expected=`mktemp`
+    file_conf1=`mktemp`
+    file_conf2=`mktemp`
+    cat <<- EOF > $file_localconf
+[[post-config|$file_conf1]]
+[conf1_t1]
+conf1_t1_opt1=conf1_t1_val1
+conf1_t1_opt2=conf1_t1_val2
+conf1_t1_opt3=conf1_t1_val3
+[conf1_t2]
+conf1_t2_opt1=conf1_t2_val1
+conf1_t2_opt2=conf1_t2_val2
+conf1_t2_opt3=conf1_t2_val3
+[conf1_t3]
+conf1_t3_opt1=conf1_t3_val1
+conf1_t3_opt2=conf1_t3_val2
+conf1_t3_opt3=conf1_t3_val3
+
+[[local|localrc]]
+LOCALRC_VAR1=localrc_val1
+LOCALRC_VAR2=localrc_val2
+LOCALRC_VAR3=localrc_val3
+
+[[post-extra|$file_conf2]]
+[conf2_t1]
+conf2_t1_opt1 = conf2_t1_val1
+conf2_t1_opt2 = conf2_t1_val2
+conf2_t1_opt3 = conf2_t1_val3
+EOF
+    cat <<- EOF > $file_localconf_expected
+[[post-config|$file_conf1]]
+[conf1_t1]
+conf1_t1_opt4 = conf1_t1_val4
+conf1_t1_opt1=conf1_t1_val1
+conf1_t1_opt2=conf1_t1_val2
+conf1_t1_opt3=conf1_t1_val3
+[conf1_t2]
+conf1_t2_opt4 = conf1_t2_val4
+conf1_t2_opt1=conf1_t2_val1
+conf1_t2_opt2=conf1_t2_val2
+conf1_t2_opt3=conf1_t2_val3
+[conf1_t3]
+conf1_t3_opt4 = conf1_t3_val4
+conf1_t3_opt1=conf1_t3_val1
+conf1_t3_opt2=conf1_t3_val2
+conf1_t3_opt3=conf1_t3_val3
+
+[[local|localrc]]
+LOCALRC_VAR4 = localrc_val4
+LOCALRC_VAR1=localrc_val1
+LOCALRC_VAR2=localrc_val2
+LOCALRC_VAR3=localrc_val3
+
+[[post-extra|$file_conf2]]
+[conf2_t1]
+conf2_t1_opt4 = conf2_t1_val4
+conf2_t1_opt1 = conf2_t1_val1
+conf2_t1_opt2 = conf2_t1_val2
+conf2_t1_opt3 = conf2_t1_val3
+EOF
+
+    localconf_add_option "$SUDO" $file_localconf local localrc "" LOCALRC_VAR4 localrc_val4
+    localconf_add_option "$SUDO" $file_localconf post-config $file_conf1 conf1_t1 conf1_t1_opt4 conf1_t1_val4
+    localconf_add_option "$SUDO" $file_localconf post-config $file_conf1 conf1_t2 conf1_t2_opt4 conf1_t2_val4
+    localconf_add_option "$SUDO" $file_localconf post-config $file_conf1 conf1_t3 conf1_t3_opt4 conf1_t3_val4
+    localconf_add_option "$SUDO" $file_localconf post-extra $file_conf2 conf2_t1 conf2_t1_opt4 conf2_t1_val4
+    result=`cat $file_localconf`
+    result_expected=`cat $file_localconf_expected`
+    assert_equal "$result" "$result_expected"
+    localconf_add_option "$SUDO" $file_localconf local localrc.conf "" LOCALRC_VAR4 localrc_val4_update
+    localconf_add_option "$SUDO" $file_localconf post-config $file_conf1 conf1_t4 conf1_t4_opt1 conf1_t4_val1
+    localconf_add_option "$SUDO" $file_localconf post-extra $file_conf2 conf2_t2 conf2_t2_opt4 conf2_t2_val4
+    localconf_add_option "$SUDO" $file_localconf post-install $file_conf2 conf2_t1 conf2_t1_opt4 conf2_t2_val4
+    result=`cat $file_localconf`
+    result_expected=`cat $file_localconf_expected`
+    assert_equal "$result" "$result_expected"
+    rm -f $file_localconf $file_localconf_expected $file_conf1 $file_conf2
+}
+
+# test that add section and option in specified meta-section
+function test_localconf_add_section_and_option {
+    local file_localconf
+    local file_localconf_expected
+    local file_conf1
+    local file_conf2
+    file_localconf=`mktemp`
+    file_localconf_expected=`mktemp`
+    file_conf1=`mktemp`
+    file_conf2=`mktemp`
+    cat <<- EOF > $file_localconf
+[[post-config|$file_conf1]]
+[conf1_t1]
+conf1_t1_opt1=conf1_t1_val1
+conf1_t1_opt2=conf1_t1_val2
+conf1_t1_opt3=conf1_t1_val3
+[conf1_t2]
+conf1_t2_opt1=conf1_t2_val1
+conf1_t2_opt2=conf1_t2_val2
+conf1_t2_opt3=conf1_t2_val3
+[conf1_t3]
+conf1_t3_opt1=conf1_t3_val1
+conf1_t3_opt2=conf1_t3_val2
+conf1_t3_opt3=conf1_t3_val3
+
+[[local|localrc]]
+LOCALRC_VAR1=localrc_val1
+LOCALRC_VAR2=localrc_val2
+LOCALRC_VAR3=localrc_val3
+
+[[post-extra|$file_conf2]]
+[conf2_t1]
+conf2_t1_opt1=conf2_t1_val1
+conf2_t1_opt2=conf2_t1_val2
+conf2_t1_opt3=conf2_t1_val3
+EOF
+    cat <<- EOF > $file_localconf_expected
+[[post-config|$file_conf1]]
+[conf1_t4]
+conf1_t4_opt1 = conf1_t4_val1
+[conf1_t1]
+conf1_t1_opt1=conf1_t1_val1
+conf1_t1_opt2=conf1_t1_val2
+conf1_t1_opt3=conf1_t1_val3
+[conf1_t2]
+conf1_t2_opt1=conf1_t2_val1
+conf1_t2_opt2=conf1_t2_val2
+conf1_t2_opt3=conf1_t2_val3
+[conf1_t3]
+conf1_t3_opt1=conf1_t3_val1
+conf1_t3_opt2=conf1_t3_val2
+conf1_t3_opt3=conf1_t3_val3
+
+[[local|localrc]]
+LOCALRC_VAR1=localrc_val1
+LOCALRC_VAR2=localrc_val2
+LOCALRC_VAR3=localrc_val3
+
+[[post-extra|$file_conf2]]
+[conf2_t2]
+conf2_t2_opt1 = conf2_t2_val1
+[conf2_t1]
+conf2_t1_opt1=conf2_t1_val1
+conf2_t1_opt2=conf2_t1_val2
+conf2_t1_opt3=conf2_t1_val3
+EOF
+
+    localconf_add_section_and_option "$SUDO" $file_localconf post-config $file_conf1 conf1_t4 conf1_t4_opt1 conf1_t4_val1
+    localconf_add_section_and_option "$SUDO" $file_localconf post-extra $file_conf2 conf2_t2 conf2_t2_opt1 conf2_t2_val1
+    result=`cat $file_localconf`
+    result_expected=`cat $file_localconf_expected`
+    assert_equal "$result" "$result_expected"
+    localconf_add_section_and_option "$SUDO" $file_localconf post-install $file_conf2 conf2_t2 conf2_t2_opt1 conf2_t2_val1
+    result=`cat $file_localconf`
+    result_expected=`cat $file_localconf_expected`
+    assert_equal "$result" "$result_expected"
+    rm -f $file_localconf $file_localconf_expected $file_conf1 $file_conf2
+}
+
+# test that add section and option in specified meta-section
+function test_localconf_set {
+    local file_localconf
+    local file_localconf_expected
+    local file_conf1
+    local file_conf2
+    file_localconf=`mktemp`
+    file_localconf_expected=`mktemp`
+    file_conf1=`mktemp`
+    file_conf2=`mktemp`
+    cat <<- EOF > $file_localconf
+[[local|localrc]]
+LOCALRC_VAR1=localrc_val1
+LOCALRC_VAR2=localrc_val2
+LOCALRC_VAR3=localrc_val3
+
+[[post-config|$file_conf1]]
+[conf1_t1]
+conf1_t1_opt1=conf1_t1_val1
+conf1_t1_opt2=conf1_t1_val2
+conf1_t1_opt3=conf1_t1_val3
+[conf1_t2]
+conf1_t2_opt1=conf1_t2_val1
+conf1_t2_opt2=conf1_t2_val2
+conf1_t2_opt3=conf1_t2_val3
+[conf1_t3]
+conf1_t3_opt1=conf1_t3_val1
+conf1_t3_opt2=conf1_t3_val2
+conf1_t3_opt3=conf1_t3_val3
+
+[[post-extra|$file_conf2]]
+[conf2_t1]
+conf2_t1_opt1=conf2_t1_val1
+conf2_t1_opt2=conf2_t1_val2
+conf2_t1_opt3=conf2_t1_val3
+EOF
+    cat <<- EOF > $file_localconf_expected
+[[local|localrc]]
+LOCALRC_VAR1=localrc_val1
+LOCALRC_VAR2=localrc_val2_update
+LOCALRC_VAR3=localrc_val3
+
+[[post-config|$file_conf1]]
+[conf1_t4]
+conf1_t4_opt1 = conf1_t4_val1
+[conf1_t1]
+conf1_t1_opt1=conf1_t1_val1
+conf1_t1_opt2=conf1_t1_val2
+conf1_t1_opt3=conf1_t1_val3
+[conf1_t2]
+conf1_t2_opt1=conf1_t2_val1
+conf1_t2_opt2=conf1_t2_val2
+conf1_t2_opt3=conf1_t2_val3
+[conf1_t3]
+conf1_t3_opt1=conf1_t3_val1
+conf1_t3_opt2=conf1_t3_val2
+conf1_t3_opt3=conf1_t3_val3
+
+[[post-extra|$file_conf2]]
+[conf2_t1]
+conf2_t1_opt4 = conf2_t1_val4
+conf2_t1_opt1=conf2_t1_val1
+conf2_t1_opt2=conf2_t1_val2
+conf2_t1_opt3=conf2_t1_val3
+
+[[post-install|/etc/neutron/plugin/ml2/ml2_conf.ini]]
+[ml2]
+ml2_opt1 = ml2_val1
+EOF
+
+    if [[ -n "$SUDO" ]]; then
+        SUDO_ARG="-sudo"
+    else
+        SUDO_ARG=""
+    fi
+    localconf_set $SUDO_ARG $file_localconf post-install /etc/neutron/plugin/ml2/ml2_conf.ini ml2 ml2_opt1 ml2_val1
+    localconf_set $SUDO_ARG $file_localconf local localrc "" LOCALRC_VAR2 localrc_val2_update
+    localconf_set $SUDO_ARG $file_localconf post-config $file_conf1 conf1_t4 conf1_t4_opt1 conf1_t4_val1
+    localconf_set $SUDO_ARG $file_localconf post-extra $file_conf2 conf2_t1 conf2_t1_opt4 conf2_t1_val4
+    result=`cat $file_localconf`
+    result_expected=`cat $file_localconf_expected`
+    assert_equal "$result" "$result_expected"
+    rm -f $file_localconf $file_localconf_expected $file_conf1 $file_conf2
+}
+
+
+test_localconf_has_section
+test_localconf_has_option
+test_localconf_update_option
+test_localconf_add_option
+test_localconf_add_section_and_option
+test_localconf_set
diff --git a/tools/fixup_stuff.sh b/tools/fixup_stuff.sh
index 193a1f7..4dec95e 100755
--- a/tools/fixup_stuff.sh
+++ b/tools/fixup_stuff.sh
@@ -162,7 +162,11 @@
 fi
 
 # The version of pip(1.5.4) supported by python-virtualenv(1.11.4) has
-# connection issues under proxy, hence uninstalling python-virtualenv package
-# and installing the latest version using pip.
-uninstall_package python-virtualenv
-pip_install -U virtualenv
+# connection issues under proxy so re-install the latest version using
+# pip. To avoid having pip's virtualenv overwritten by the distro's
+# package (e.g. due to installing a distro package with a dependency
+# on python-virtualenv), first install the distro python-virtualenv
+# to satisfy any dependencies then use pip to overwrite it.
+
+install_package python-virtualenv
+pip_install -U --force-reinstall virtualenv
diff --git a/tools/xen/install_os_domU.sh b/tools/xen/install_os_domU.sh
index 3a61215..66b9eda 100755
--- a/tools/xen/install_os_domU.sh
+++ b/tools/xen/install_os_domU.sh
@@ -247,7 +247,7 @@
 fi
 
 if [ -n "${EXIT_AFTER_JEOS_INSTALLATION:-}" ]; then
-    echo "User requested to quit after JEOS instalation"
+    echo "User requested to quit after JEOS installation"
     exit 0
 fi