Merge "attempt to cut api workers in half"
diff --git a/doc/source/configuration.rst b/doc/source/configuration.rst
index fe23d6c..e8de7c4 100644
--- a/doc/source/configuration.rst
+++ b/doc/source/configuration.rst
@@ -18,11 +18,12 @@
 
 The new header is similar to a normal INI section header but with double
 brackets (``[[ ... ]]``) and two internal fields separated by a pipe
-(``|``):
-
+(``|``). Note that there are no spaces between the double brackets and the
+internal fields. Likewise, there are no spaces between the pipe and the
+internal fields:
 ::
 
-    [[ <phase> | <config-file-name> ]]
+    '[[' <phase> '|' <config-file-name> ']]'
 
 where ``<phase>`` is one of a set of phase names defined by ``stack.sh``
 and ``<config-file-name>`` is the configuration filename. The filename
@@ -383,6 +384,24 @@
 ``files/keystone_data.sh``
 
 
+Guest Images
+------------
+
+Images provided in URLS via the comma-separated ``IMAGE_URLS``
+variable will be downloaded and uploaded to glance by DevStack.
+
+Default guest-images are predefined for each type of hypervisor and
+their testing-requirements in ``stack.sh``.  Setting
+``DOWNLOAD_DEFAULT_IMAGES=False`` will prevent DevStack downloading
+these default images; in that case, you will want to populate
+``IMAGE_URLS`` with sufficient images to satisfy testing-requirements.
+
+    ::
+
+        DOWNLOAD_DEFAULT_IMAGES=False
+        IMAGE_URLS="http://foo.bar.com/image.qcow,"
+        IMAGE_URLS+="http://foo.bar.com/image2.qcow"
+
 IP Version
 ----------
 
diff --git a/doc/source/guides/neutron.rst b/doc/source/guides/neutron.rst
index 40a5632..2973eb6 100644
--- a/doc/source/guides/neutron.rst
+++ b/doc/source/guides/neutron.rst
@@ -59,7 +59,7 @@
 
         ## Neutron options
         Q_USE_SECGROUP=True
-        FLOATING_RANGE="172.18.161.1/24"
+        FLOATING_RANGE="172.18.161.0/24"
         FIXED_RANGE="10.0.0.0/24"
         Q_FLOATING_ALLOCATION_POOL=start=172.18.161.250,end=172.18.161.254
         PUBLIC_NETWORK_GATEWAY="172.18.161.1"
diff --git a/doc/source/guides/single-vm.rst b/doc/source/guides/single-vm.rst
index c2ce1a3..515cd50 100644
--- a/doc/source/guides/single-vm.rst
+++ b/doc/source/guides/single-vm.rst
@@ -78,6 +78,11 @@
 As DevStack will refuse to run as root, this configures ``cloud-init``
 to create a non-root user and run the ``start.sh`` script as that user.
 
+If you are using cloud-init and you have not
+`enabled custom logging <../configuration.html#enable-logging>`_ of the stack
+output, then the stack output can be found in
+``/var/log/cloud-init-output.log`` by default.
+
 Launching By Hand
 -----------------
 
diff --git a/doc/source/index.rst b/doc/source/index.rst
index 2dd0241..21fec59 100644
--- a/doc/source/index.rst
+++ b/doc/source/index.rst
@@ -173,7 +173,7 @@
 * `lib/swift <lib/swift.html>`__
 * `lib/tempest <lib/tempest.html>`__
 * `lib/tls <lib/tls.html>`__
-* `lib/zaqar <lib/zaqar.html>`__
+* `lib/trove <lib/trove.html>`__
 * `unstack.sh <unstack.sh.html>`__
 * `clean.sh <clean.sh.html>`__
 * `run\_tests.sh <run_tests.sh.html>`__
@@ -181,7 +181,6 @@
 * `extras.d/50-ironic.sh <extras.d/50-ironic.sh.html>`__
 * `extras.d/60-ceph.sh <extras.d/60-ceph.sh.html>`__
 * `extras.d/70-tuskar.sh <extras.d/70-tuskar.sh.html>`__
-* `extras.d/70-zaqar.sh <extras.d/70-zaqar.sh.html>`__
 * `extras.d/80-tempest.sh <extras.d/80-tempest.sh.html>`__
 
 * `inc/ini-config <inc/ini-config.html>`__
@@ -239,4 +238,3 @@
 * `exercises/sec\_groups.sh <exercises/sec_groups.sh.html>`__
 * `exercises/swift.sh <exercises/swift.sh.html>`__
 * `exercises/volumes.sh <exercises/volumes.sh.html>`__
-* `exercises/zaqar.sh <exercises/zaqar.sh.html>`__
diff --git a/doc/source/plugin-registry.rst b/doc/source/plugin-registry.rst
index 99bfb85..bbab56b 100644
--- a/doc/source/plugin-registry.rst
+++ b/doc/source/plugin-registry.rst
@@ -20,8 +20,18 @@
 +--------------------+-------------------------------------------+--------------------+
 |Plugin Name         |URL                                        |Comments            |
 +--------------------+-------------------------------------------+--------------------+
+|aodh                |git://git.openstack.org/openstack/aodh     | alarming           |
++--------------------+-------------------------------------------+--------------------+
+|gnocchi             |git://git.openstack.org/openstack/gnocchi  | metric             |
++--------------------+-------------------------------------------+--------------------+
 |magnum              |git://git.openstack.org/openstack/magnum   |                    |
 +--------------------+-------------------------------------------+--------------------+
+|manila              |git://git.openstack.org/openstack/manila   | file shares        |
++--------------------+-------------------------------------------+--------------------+
+|mistral             |git://git.openstack.org/openstack/mistral  |                    |
++--------------------+-------------------------------------------+--------------------+
+|rally               |git://git.openstack.org/openstack/rally    |                    |
++--------------------+-------------------------------------------+--------------------+
 |sahara              |git://git.openstack.org/openstack/sahara   |                    |
 +--------------------+-------------------------------------------+--------------------+
 |trove               |git://git.openstack.org/openstack/trove    |                    |
diff --git a/doc/source/plugins.rst b/doc/source/plugins.rst
index 803dd08..fda601b 100644
--- a/doc/source/plugins.rst
+++ b/doc/source/plugins.rst
@@ -178,7 +178,7 @@
 ===============
 
 Devstack provides a framework for getting packages installed at an early
-phase of its execution. This packages may be defined in a plugin as files
+phase of its execution. These packages may be defined in a plugin as files
 that contain new-line separated lists of packages required by the plugin
 
 Supported packaging systems include apt and yum across multiple distributions.
diff --git a/exercises/zaqar.sh b/exercises/zaqar.sh
deleted file mode 100755
index c370b12..0000000
--- a/exercises/zaqar.sh
+++ /dev/null
@@ -1,43 +0,0 @@
-#!/usr/bin/env bash
-
-# **zaqar.sh**
-
-# Sanity check that Zaqar started if enabled
-
-echo "*********************************************************************"
-echo "Begin DevStack Exercise: $0"
-echo "*********************************************************************"
-
-# This script exits on an error so that errors don't compound and you see
-# only the first error that occurred.
-set -o errexit
-
-# Print the commands being run so that we can see the command that triggers
-# an error.  It is also useful for following allowing as the install occurs.
-set -o xtrace
-
-
-# Settings
-# ========
-
-# Keep track of the current directory
-EXERCISE_DIR=$(cd $(dirname "$0") && pwd)
-TOP_DIR=$(cd $EXERCISE_DIR/..; pwd)
-
-# Import common functions
-source $TOP_DIR/functions
-
-# Import configuration
-source $TOP_DIR/openrc
-
-# Import exercise configuration
-source $TOP_DIR/exerciserc
-
-is_service_enabled zaqar-server || exit 55
-
-$CURL_GET http://$SERVICE_HOST:8888/v1/ 2>/dev/null | grep -q 'queue_name' || die $LINENO "Zaqar API not functioning!"
-
-set +o xtrace
-echo "*********************************************************************"
-echo "SUCCESS: End DevStack Exercise: $0"
-echo "*********************************************************************"
diff --git a/extras.d/70-zaqar.sh b/extras.d/70-zaqar.sh
deleted file mode 100644
index 63c4fd5..0000000
--- a/extras.d/70-zaqar.sh
+++ /dev/null
@@ -1,29 +0,0 @@
-# zaqar.sh - Devstack extras script to install Zaqar
-
-if is_service_enabled zaqar-server; then
-    if [[ "$1" == "source" ]]; then
-        # Initial source
-        source $TOP_DIR/lib/zaqar
-    elif [[ "$1" == "stack" && "$2" == "install" ]]; then
-        echo_summary "Installing Zaqar"
-        install_zaqarclient
-        install_zaqar
-    elif [[ "$1" == "stack" && "$2" == "post-config" ]]; then
-        echo_summary "Configuring Zaqar"
-        configure_zaqar
-        configure_zaqarclient
-
-        if is_service_enabled key; then
-            create_zaqar_accounts
-        fi
-
-    elif [[ "$1" == "stack" && "$2" == "extra" ]]; then
-        echo_summary "Initializing Zaqar"
-        init_zaqar
-        start_zaqar
-    fi
-
-    if [[ "$1" == "unstack" ]]; then
-        stop_zaqar
-    fi
-fi
diff --git a/files/apache-keystone.template b/files/apache-keystone.template
index 6dd1ad9..4d3d2d6 100644
--- a/files/apache-keystone.template
+++ b/files/apache-keystone.template
@@ -5,7 +5,7 @@
 <VirtualHost *:%PUBLICPORT%>
     WSGIDaemonProcess keystone-public processes=5 threads=1 user=%USER% display-name=%{GROUP} %VIRTUALENV%
     WSGIProcessGroup keystone-public
-    WSGIScriptAlias / %PUBLICWSGI%
+    WSGIScriptAlias / %KEYSTONE_BIN%/keystone-wsgi-public
     WSGIApplicationGroup %{GLOBAL}
     WSGIPassAuthorization On
     <IfVersion >= 2.4>
@@ -16,12 +16,22 @@
     %SSLENGINE%
     %SSLCERTFILE%
     %SSLKEYFILE%
+
+    <Directory %KEYSTONE_BIN%>
+        <IfVersion >= 2.4>
+            Require all granted
+        </IfVersion>
+        <IfVersion < 2.4>
+            Order allow,deny
+            Allow from all
+        </IfVersion>
+    </Directory>
 </VirtualHost>
 
 <VirtualHost *:%ADMINPORT%>
     WSGIDaemonProcess keystone-admin processes=5 threads=1 user=%USER% display-name=%{GROUP} %VIRTUALENV%
     WSGIProcessGroup keystone-admin
-    WSGIScriptAlias / %ADMINWSGI%
+    WSGIScriptAlias / %KEYSTONE_BIN%/keystone-wsgi-admin
     WSGIApplicationGroup %{GLOBAL}
     WSGIPassAuthorization On
     <IfVersion >= 2.4>
@@ -32,6 +42,16 @@
     %SSLENGINE%
     %SSLCERTFILE%
     %SSLKEYFILE%
+
+    <Directory %KEYSTONE_BIN%>
+        <IfVersion >= 2.4>
+            Require all granted
+        </IfVersion>
+        <IfVersion < 2.4>
+            Order allow,deny
+            Allow from all
+        </IfVersion>
+    </Directory>
 </VirtualHost>
 
 Alias /identity %PUBLICWSGI%
diff --git a/files/debs/zaqar-server b/files/debs/zaqar-server
deleted file mode 100644
index 6c2a4d1..0000000
--- a/files/debs/zaqar-server
+++ /dev/null
@@ -1,4 +0,0 @@
-python-pymongo
-mongodb-server
-pkg-config
-redis-server # NOPRIME
\ No newline at end of file
diff --git a/files/rpms/zaqar-server b/files/rpms/zaqar-server
deleted file mode 100644
index 78806fb..0000000
--- a/files/rpms/zaqar-server
+++ /dev/null
@@ -1,5 +0,0 @@
-selinux-policy-targeted
-mongodb
-mongodb-server
-pymongo
-redis # NOPRIME
diff --git a/functions b/functions
index 4001e9d..3dae157 100644
--- a/functions
+++ b/functions
@@ -71,7 +71,7 @@
     # OpenVZ-format images are provided as .tar.gz, but not decompressed prior to loading
     if [[ "$image_url" =~ 'openvz' ]]; then
         image_name="${image_fname%.tar.gz}"
-        openstack --os-token $token --os-url $GLANCE_SERVICE_PROTOCOL://$GLANCE_HOSTPORT image create "$image_name" --public --container-format ami --disk-format ami < "${image}"
+        openstack --os-cloud=devstack-admin image create "$image_name" --public --container-format ami --disk-format ami < "${image}"
         return
     fi
 
@@ -182,7 +182,7 @@
         vmdk_adapter_type="${props[1]:-$vmdk_adapter_type}"
         vmdk_net_adapter="${props[2]:-$vmdk_net_adapter}"
 
-        openstack --os-token $token --os-url $GLANCE_SERVICE_PROTOCOL://$GLANCE_HOSTPORT image create "$image_name" --public --container-format bare --disk-format vmdk --property vmware_disktype="$vmdk_disktype" --property vmware_adaptertype="$vmdk_adapter_type" --property hw_vif_model="$vmdk_net_adapter" < "${image}"
+        openstack --os-cloud=devstack-admin image create "$image_name" --public --container-format bare --disk-format vmdk --property vmware_disktype="$vmdk_disktype" --property vmware_adaptertype="$vmdk_adapter_type" --property hw_vif_model="$vmdk_net_adapter" < "${image}"
         return
     fi
 
@@ -199,8 +199,7 @@
             force_vm_mode="--property vm_mode=xen"
         fi
         openstack \
-            --os-token $token \
-            --os-url $GLANCE_SERVICE_PROTOCOL://$GLANCE_HOSTPORT \
+            --os-cloud=devstack-admin \
             image create \
             "$image_name" --public \
             --container-format=ovf --disk-format=vhd \
@@ -214,8 +213,7 @@
     if [[ "$image_url" =~ '.xen-raw.tgz' ]]; then
         image_name="${image_fname%.xen-raw.tgz}"
         openstack \
-            --os-token $token \
-            --os-url $GLANCE_SERVICE_PROTOCOL://$GLANCE_HOSTPORT \
+            --os-cloud=devstack-admin \
             image create \
             "$image_name" --public \
             --container-format=tgz --disk-format=raw \
@@ -231,8 +229,7 @@
         fi
 
         openstack \
-            --os-token $token \
-            --os-url $GLANCE_SERVICE_PROTOCOL://$GLANCE_HOSTPORT \
+            --os-cloud=devstack-admin \
             image create \
             "$image_name" --public \
             --container-format=bare --disk-format=ploop \
@@ -314,9 +311,9 @@
 
     if [ "$container_format" = "bare" ]; then
         if [ "$unpack" = "zcat" ]; then
-            openstack --os-token $token --os-url $GLANCE_SERVICE_PROTOCOL://$GLANCE_HOSTPORT image create "$image_name" $img_property --public --container-format=$container_format --disk-format $disk_format < <(zcat --force "${image}")
+            openstack --os-cloud=devstack-admin image create "$image_name" $img_property --public --container-format=$container_format --disk-format $disk_format < <(zcat --force "${image}")
         else
-            openstack --os-token $token --os-url $GLANCE_SERVICE_PROTOCOL://$GLANCE_HOSTPORT image create "$image_name" $img_property --public --container-format=$container_format --disk-format $disk_format < "${image}"
+            openstack --os-cloud=devstack-admin image create "$image_name" $img_property --public --container-format=$container_format --disk-format $disk_format < "${image}"
         fi
     else
         # Use glance client to add the kernel the root filesystem.
@@ -324,12 +321,12 @@
         # kernel for use when uploading the root filesystem.
         local kernel_id="" ramdisk_id="";
         if [ -n "$kernel" ]; then
-            kernel_id=$(openstack --os-token $token --os-url $GLANCE_SERVICE_PROTOCOL://$GLANCE_HOSTPORT image create "$image_name-kernel" $img_property --public --container-format aki --disk-format aki < "$kernel" | grep ' id ' | get_field 2)
+            kernel_id=$(openstack --os-cloud=devstack-admin image create "$image_name-kernel" $img_property --public --container-format aki --disk-format aki < "$kernel" | grep ' id ' | get_field 2)
         fi
         if [ -n "$ramdisk" ]; then
-            ramdisk_id=$(openstack --os-token $token --os-url $GLANCE_SERVICE_PROTOCOL://$GLANCE_HOSTPORT image create "$image_name-ramdisk" $img_property --public --container-format ari --disk-format ari < "$ramdisk" | grep ' id ' | get_field 2)
+            ramdisk_id=$(openstack --os-cloud=devstack-admin image create "$image_name-ramdisk" $img_property --public --container-format ari --disk-format ari < "$ramdisk" | grep ' id ' | get_field 2)
         fi
-        openstack --os-token $token --os-url $GLANCE_SERVICE_PROTOCOL://$GLANCE_HOSTPORT image create "${image_name%.img}" $img_property --public --container-format ami --disk-format ami ${kernel_id:+--property kernel_id=$kernel_id} ${ramdisk_id:+--property ramdisk_id=$ramdisk_id} < "${image}"
+        openstack --os-cloud=devstack-admin image create "${image_name%.img}" $img_property --public --container-format ami --disk-format ami ${kernel_id:+--property kernel_id=$kernel_id} ${ramdisk_id:+--property ramdisk_id=$ramdisk_id} < "${image}"
     fi
 }
 
diff --git a/functions-common b/functions-common
index 446de53..cf14007 100644
--- a/functions-common
+++ b/functions-common
@@ -67,6 +67,45 @@
     done
 }
 
+# Update/create user clouds.yaml file.
+# clouds.yaml will have
+# - A `devstack` entry for the `demo` user for the `demo` project.
+# - A `devstack-admin` entry for the `admin` user for the `admin` project.
+# write_clouds_yaml
+function write_clouds_yaml {
+    # The location is a variable to allow for easier refactoring later to make it
+    # overridable. There is currently no usecase where doing so makes sense, so
+    # it's not currently configurable.
+    CLOUDS_YAML=~/.config/openstack/clouds.yaml
+
+    mkdir -p $(dirname $CLOUDS_YAML)
+
+    CA_CERT_ARG=''
+    if [ -f "$SSL_BUNDLE_FILE" ]; then
+        CA_CERT_ARG="--os-cacert $SSL_BUNDLE_FILE"
+    fi
+    $TOP_DIR/tools/update_clouds_yaml.py \
+        --file $CLOUDS_YAML \
+        --os-cloud devstack \
+        --os-region-name $REGION_NAME \
+        --os-identity-api-version $IDENTITY_API_VERSION \
+        $CA_CERT_ARG \
+        --os-auth-url $KEYSTONE_AUTH_URI/v$IDENTITY_API_VERSION \
+        --os-username demo \
+        --os-password $ADMIN_PASSWORD \
+        --os-project-name demo
+    $TOP_DIR/tools/update_clouds_yaml.py \
+        --file $CLOUDS_YAML \
+        --os-cloud devstack-admin \
+        --os-region-name $REGION_NAME \
+        --os-identity-api-version $IDENTITY_API_VERSION \
+        $CA_CERT_ARG \
+        --os-auth-url $KEYSTONE_AUTH_URI/v$IDENTITY_API_VERSION \
+        --os-username admin \
+        --os-password $ADMIN_PASSWORD \
+        --os-project-name admin
+}
+
 # Normalize config values to True or False
 # Accepts as False: 0 no No NO false False FALSE
 # Accepts as True: 1 yes Yes YES true True TRUE
@@ -1453,7 +1492,7 @@
         return
     fi
 
-    # Check if there is any falure flag file under $SERVICE_DIR/$SCREEN_NAME
+    # Check if there is any failure flag file under $SERVICE_DIR/$SCREEN_NAME
     # make this -o errexit safe
     failures=`ls "$SERVICE_DIR/$SCREEN_NAME"/*.failure 2>/dev/null || /bin/true`
 
@@ -1803,8 +1842,7 @@
         # Look for top-level 'enabled' function for this service
         if type is_${service}_enabled >/dev/null 2>&1; then
             # A function exists for this service, use it
-            is_${service}_enabled
-            enabled=$?
+            is_${service}_enabled && enabled=0
         fi
 
         # TODO(dtroyer): Remove these legacy special-cases after the is_XXX_enabled()
diff --git a/inc/python b/inc/python
index 5c9dc5c..210a9db 100644
--- a/inc/python
+++ b/inc/python
@@ -157,6 +157,28 @@
     return $enabled
 }
 
+# determine if a package was installed from git
+function lib_installed_from_git {
+    local name=$1
+    pip freeze 2>/dev/null | grep -- "$name" | grep -q -- '-e git'
+}
+
+# check that everything that's in LIBS_FROM_GIT was actually installed
+# correctly, this helps double check issues with library fat fingering.
+function check_libs_from_git {
+    local lib=""
+    local not_installed=""
+    for lib in $(echo ${LIBS_FROM_GIT} | tr "," " "); do
+        if ! lib_installed_from_git "$lib"; then
+            not_installed+=" $lib"
+        fi
+    done
+    # if anything is not installed, say what it is.
+    if [[ -n "$not_installed" ]]; then
+        die $LINENO "The following LIBS_FROM_GIT were not installed correct: $not_installed"
+    fi
+}
+
 # setup a library by name. If we are trying to use the library from
 # git, we'll do a git based install, otherwise we'll punt and the
 # library should be installed by a requirements pull from another
diff --git a/lib/ceilometer b/lib/ceilometer
index d1cc862..c6c4c87 100644
--- a/lib/ceilometer
+++ b/lib/ceilometer
@@ -360,10 +360,10 @@
 
 # start_ceilometer() - Start running processes, including screen
 function start_ceilometer {
-    run_process ceilometer-acentral "$CEILOMETER_BIN_DIR/ceilometer-agent-central --config-file $CEILOMETER_CONF"
+    run_process ceilometer-acentral "$CEILOMETER_BIN_DIR/ceilometer-polling --polling-namespaces central --config-file $CEILOMETER_CONF"
     run_process ceilometer-anotification "$CEILOMETER_BIN_DIR/ceilometer-agent-notification --config-file $CEILOMETER_CONF"
     run_process ceilometer-collector "$CEILOMETER_BIN_DIR/ceilometer-collector --config-file $CEILOMETER_CONF"
-    run_process ceilometer-aipmi "$CEILOMETER_BIN_DIR/ceilometer-agent-ipmi --config-file $CEILOMETER_CONF"
+    run_process ceilometer-aipmi "$CEILOMETER_BIN_DIR/ceilometer-polling --polling-namespaces ipmi --config-file $CEILOMETER_CONF"
 
     if [[ "$CEILOMETER_USE_MOD_WSGI" == "False" ]]; then
         run_process ceilometer-api "$CEILOMETER_BIN_DIR/ceilometer-api -d -v --log-dir=$CEILOMETER_API_LOG_DIR --config-file $CEILOMETER_CONF"
@@ -378,10 +378,10 @@
     # Start the compute agent last to allow time for the collector to
     # fully wake up and connect to the message bus. See bug #1355809
     if [[ "$VIRT_DRIVER" = 'libvirt' ]]; then
-        run_process ceilometer-acompute "$CEILOMETER_BIN_DIR/ceilometer-agent-compute --config-file $CEILOMETER_CONF" $LIBVIRT_GROUP
+        run_process ceilometer-acompute "$CEILOMETER_BIN_DIR/ceilometer-polling --polling-namespaces compute --config-file $CEILOMETER_CONF" $LIBVIRT_GROUP
     fi
     if [[ "$VIRT_DRIVER" = 'vsphere' ]]; then
-        run_process ceilometer-acompute "$CEILOMETER_BIN_DIR/ceilometer-agent-compute --config-file $CEILOMETER_CONF"
+        run_process ceilometer-acompute "$CEILOMETER_BIN_DIR/ceilometer-polling --polling-namespaces compute --config-file $CEILOMETER_CONF"
     fi
 
     # Only die on API if it was actually intended to be turned on
diff --git a/lib/database b/lib/database
index 5bbbe31..13740b9 100644
--- a/lib/database
+++ b/lib/database
@@ -101,7 +101,7 @@
     # a multi-node DevStack installation.
 
     # NOTE: Don't specify ``/db`` in this string so we can use it for multiple services
-    BASE_SQL_CONN=${BASE_SQL_CONN:-$(get_database_type)://$DATABASE_USER:$DATABASE_PASSWORD@$DATABASE_HOST}
+    BASE_SQL_CONN=${BASE_SQL_CONN:-$(get_database_type_$DATABASE_TYPE)://$DATABASE_USER:$DATABASE_PASSWORD@$DATABASE_HOST}
 
     return 0
 }
@@ -135,14 +135,6 @@
     database_connection_url_$DATABASE_TYPE $db
 }
 
-function get_database_type {
-    if [[ -n "${SQLALCHEMY_DATABASE_DRIVER}" ]]; then
-        echo "${DATABASE_TYPE}+${SQLALCHEMY_DATABASE_DRIVER}"
-    else
-        echo "${DATABASE_TYPE}"
-    fi
-}
-
 
 # Restore xtrace
 $XTRACE
diff --git a/lib/databases/mysql b/lib/databases/mysql
index 7ae9a93..c2ab32e 100644
--- a/lib/databases/mysql
+++ b/lib/databases/mysql
@@ -12,12 +12,6 @@
 set +o xtrace
 
 MYSQL_DRIVER=${MYSQL_DRIVER:-PyMySQL}
-# Force over to pymysql driver by default if we are using it.
-if is_service_enabled mysql; then
-    if [[ "$MYSQL_DRIVER" == "PyMySQL" ]]; then
-        SQLALCHEMY_DATABASE_DRIVER=${SQLALCHEMY_DATABASE_DRIVER:-"pymysql"}
-    fi
-fi
 
 register_database mysql
 
@@ -30,6 +24,14 @@
 # Functions
 # ---------
 
+function get_database_type_mysql {
+    if [[ "$MYSQL_DRIVER" == "PyMySQL" ]]; then
+        echo mysql+pymysql
+    else
+        echo mysql
+    fi
+}
+
 # Get rid of everything enough to cleanly change database backends
 function cleanup_database_mysql {
     stop_service $MYSQL
@@ -92,14 +94,12 @@
 
     # Change bind-address from localhost (127.0.0.1) to any (::) and
     # set default db type to InnoDB
-    sudo bash -c "source $TOP_DIR/functions && \
-        iniset $my_conf mysqld bind-address "$SERVICE_LISTEN_ADDRESS" && \
-        iniset $my_conf mysqld sql_mode STRICT_ALL_TABLES && \
-        iniset $my_conf mysqld default-storage-engine InnoDB && \
-        iniset $my_conf mysqld max_connections 1024 && \
-        iniset $my_conf mysqld query_cache_type OFF && \
-        iniset $my_conf mysqld query_cache_size 0"
-
+    iniset -sudo $my_conf mysqld bind-address "$SERVICE_LISTEN_ADDRESS"
+    iniset -sudo $my_conf mysqld sql_mode STRICT_ALL_TABLES
+    iniset -sudo $my_conf mysqld default-storage-engine InnoDB
+    iniset -sudo $my_conf mysqld max_connections 1024
+    iniset -sudo $my_conf mysqld query_cache_type OFF
+    iniset -sudo $my_conf mysqld query_cache_size 0
 
     if [[ "$DATABASE_QUERY_LOGGING" == "True" ]]; then
         echo_summary "Enabling MySQL query logging"
@@ -115,12 +115,10 @@
 
         # Turn on slow query log, log all queries (any query taking longer than
         # 0 seconds) and log all non-indexed queries
-        sudo bash -c "source $TOP_DIR/functions && \
-            iniset $my_conf mysqld slow-query-log 1 && \
-            iniset $my_conf mysqld slow-query-log-file $slow_log && \
-            iniset $my_conf mysqld long-query-time 0 && \
-            iniset $my_conf mysqld log-queries-not-using-indexes 1"
-
+        iniset -sudo $my_conf mysqld slow-query-log 1
+        iniset -sudo $my_conf mysqld slow-query-log-file $slow_log
+        iniset -sudo $my_conf mysqld long-query-time 0
+        iniset -sudo $my_conf mysqld log-queries-not-using-indexes 1
     fi
 
     restart_service $mysql
diff --git a/lib/databases/postgresql b/lib/databases/postgresql
index e087a1e..78c7bed 100644
--- a/lib/databases/postgresql
+++ b/lib/databases/postgresql
@@ -21,6 +21,10 @@
 # Functions
 # ---------
 
+function get_database_type_postgresql {
+    echo postgresql
+}
+
 # Get rid of everything enough to cleanly change database backends
 function cleanup_database_postgresql {
     stop_service postgresql
diff --git a/lib/heat b/lib/heat
index 3489578..3e6975a 100644
--- a/lib/heat
+++ b/lib/heat
@@ -53,6 +53,8 @@
 HEAT_API_HOST=${HEAT_API_HOST:-$HOST_IP}
 HEAT_API_PORT=${HEAT_API_PORT:-8004}
 
+# Support entry points installation of console scripts
+HEAT_BIN_DIR=$(get_python_exec_prefix)
 
 # other default options
 if [[ "$HEAT_STANDALONE" = "True" ]]; then
@@ -186,7 +188,7 @@
     # (re)create heat database
     recreate_database heat
 
-    $HEAT_DIR/bin/heat-manage db_sync
+    $HEAT_BIN_DIR/heat-manage db_sync
     create_heat_cache_dir
 }
 
@@ -223,10 +225,10 @@
 
 # start_heat() - Start running processes, including screen
 function start_heat {
-    run_process h-eng "$HEAT_DIR/bin/heat-engine --config-file=$HEAT_CONF"
-    run_process h-api "$HEAT_DIR/bin/heat-api --config-file=$HEAT_CONF"
-    run_process h-api-cfn "$HEAT_DIR/bin/heat-api-cfn --config-file=$HEAT_CONF"
-    run_process h-api-cw "$HEAT_DIR/bin/heat-api-cloudwatch --config-file=$HEAT_CONF"
+    run_process h-eng "$HEAT_BIN_DIR/heat-engine --config-file=$HEAT_CONF"
+    run_process h-api "$HEAT_BIN_DIR/heat-api --config-file=$HEAT_CONF"
+    run_process h-api-cfn "$HEAT_BIN_DIR/heat-api-cfn --config-file=$HEAT_CONF"
+    run_process h-api-cw "$HEAT_BIN_DIR/heat-api-cloudwatch --config-file=$HEAT_CONF"
 }
 
 # stop_heat() - Stop running processes
diff --git a/lib/infra b/lib/infra
index 89397de..ab32efe 100644
--- a/lib/infra
+++ b/lib/infra
@@ -41,7 +41,7 @@
     # Install pbr
     if use_library_from_git "pbr"; then
         git_clone_by_name "pbr"
-        setup_lib "pbr"
+        setup_dev_lib "pbr"
     else
         # Always upgrade pbr to latest version as we may have pulled it
         # in via system packages.
diff --git a/lib/ironic b/lib/ironic
index 9069d79..40475e0 100644
--- a/lib/ironic
+++ b/lib/ironic
@@ -509,9 +509,9 @@
     sleep 10
 
     if  [[ "$Q_USE_NAMESPACE" = "True" ]]; then
-        local tapdev=$(sudo ip netns exec qdhcp-${ironic_net_id} ip link list | grep " tap" | cut -d':' -f2 | cut -b2-)
+        local tapdev=$(sudo ip netns exec qdhcp-${ironic_net_id} ip link list | grep " tap" | cut -d':' -f2 | cut -d'@' -f1 | cut -b2-)
     else
-        local tapdev=$(sudo ip link list | grep " tap" | cut -d':' -f2 | cut -b2-)
+        local tapdev=$(sudo ip link list | grep " tap" | cut -d':' -f2 | cut -d'@' -f1 | cut -b2-)
     fi
     local tag_id=$(sudo ovs-vsctl show |grep ${tapdev} -A1 -m1 | grep tag | cut -d':' -f2 | cut -b2-)
 
diff --git a/lib/keystone b/lib/keystone
index e2448c9..ec28b46 100644
--- a/lib/keystone
+++ b/lib/keystone
@@ -51,11 +51,6 @@
 KEYSTONE_CONF_DIR=${KEYSTONE_CONF_DIR:-/etc/keystone}
 KEYSTONE_CONF=$KEYSTONE_CONF_DIR/keystone.conf
 KEYSTONE_PASTE_INI=${KEYSTONE_PASTE_INI:-$KEYSTONE_CONF_DIR/keystone-paste.ini}
-if is_suse; then
-    KEYSTONE_WSGI_DIR=${KEYSTONE_WSGI_DIR:-/srv/www/htdocs/keystone}
-else
-    KEYSTONE_WSGI_DIR=${KEYSTONE_WSGI_DIR:-/var/www/keystone}
-fi
 
 # Set up additional extensions, such as oauth1, federation
 # Example of KEYSTONE_EXTENSIONS=oauth1,federation
@@ -132,14 +127,11 @@
 
 # _cleanup_keystone_apache_wsgi() - Remove wsgi files, disable and remove apache vhost file
 function _cleanup_keystone_apache_wsgi {
-    sudo rm -f $KEYSTONE_WSGI_DIR/*
     sudo rm -f $(apache_site_config_for keystone)
 }
 
 # _config_keystone_apache_wsgi() - Set WSGI config files of Keystone
 function _config_keystone_apache_wsgi {
-    sudo mkdir -p $KEYSTONE_WSGI_DIR
-
     local keystone_apache_conf=$(apache_site_config_for keystone)
     local keystone_ssl=""
     local keystone_certfile=""
@@ -161,22 +153,17 @@
         venv_path="python-path=${PROJECT_VENV["keystone"]}/lib/$(python_version)/site-packages"
     fi
 
-    # copy proxy vhost and wsgi file
-    sudo cp $KEYSTONE_DIR/httpd/keystone.py $KEYSTONE_WSGI_DIR/main
-    sudo cp $KEYSTONE_DIR/httpd/keystone.py $KEYSTONE_WSGI_DIR/admin
-
     sudo cp $FILES/apache-keystone.template $keystone_apache_conf
     sudo sed -e "
         s|%PUBLICPORT%|$keystone_service_port|g;
         s|%ADMINPORT%|$keystone_auth_port|g;
         s|%APACHE_NAME%|$APACHE_NAME|g;
-        s|%PUBLICWSGI%|$KEYSTONE_WSGI_DIR/main|g;
-        s|%ADMINWSGI%|$KEYSTONE_WSGI_DIR/admin|g;
         s|%SSLENGINE%|$keystone_ssl|g;
         s|%SSLCERTFILE%|$keystone_certfile|g;
         s|%SSLKEYFILE%|$keystone_keyfile|g;
         s|%USER%|$STACK_USER|g;
         s|%VIRTUALENV%|$venv_path|g
+        s|%KEYSTONE_BIN%|$KEYSTONE_BIN_DIR|g
     " -i $keystone_apache_conf
 }
 
@@ -353,7 +340,7 @@
 # Group                Users      Roles                 Tenant
 # ------------------------------------------------------------------
 # admins               admin      admin                 admin
-# nonadmin             demo       Member, anotherrole   demo
+# nonadmins            demo       Member, anotherrole   demo
 
 
 # Migrated from keystone_data.sh
diff --git a/lib/neutron-legacy b/lib/neutron-legacy
old mode 100644
new mode 100755
index c244bc5..550eadb
--- a/lib/neutron-legacy
+++ b/lib/neutron-legacy
@@ -326,7 +326,9 @@
 # ---------------------------------
 
 # Please refer to ``lib/neutron_plugins/README.md`` for details.
-source $TOP_DIR/lib/neutron_plugins/$Q_PLUGIN
+if [ -f $TOP_DIR/lib/neutron_plugins/$Q_PLUGIN ]; then
+    source $TOP_DIR/lib/neutron_plugins/$Q_PLUGIN
+fi
 
 # Agent loadbalancer service plugin functions
 # -------------------------------------------
@@ -824,11 +826,11 @@
         fi
 
         if [[ "$IP_BRD" != "" ]]; then
-            IP_ADD="sudo ip addr del $IP_BRD dev $from_intf"
-            IP_DEL="sudo ip addr add $IP_BRD dev $to_intf"
+            IP_DEL="sudo ip addr del $IP_BRD dev $from_intf"
+            IP_ADD="sudo ip addr add $IP_BRD dev $to_intf"
         fi
 
-        $IP_ADD; $IP_DEL; $ADD_OVS_PORT; $ADD_DEFAULT_ROUTE
+        $IP_DEL; $IP_ADD; $ADD_OVS_PORT; $ADD_DEFAULT_ROUTE
     fi
 }
 
@@ -899,7 +901,11 @@
     # If needed, move config file from ``$NEUTRON_DIR/etc/neutron`` to ``NEUTRON_CONF_DIR``
     mkdir -p /$Q_PLUGIN_CONF_PATH
     Q_PLUGIN_CONF_FILE=$Q_PLUGIN_CONF_PATH/$Q_PLUGIN_CONF_FILENAME
-    cp $NEUTRON_DIR/$Q_PLUGIN_CONF_FILE /$Q_PLUGIN_CONF_FILE
+    # NOTE(hichihara): Some neutron vendor plugins were already decomposed and
+    # there is no config file in Neutron tree. They should prepare the file in each plugin.
+    if [ -f $NEUTRON_DIR/$Q_PLUGIN_CONF_FILE ]; then
+        cp $NEUTRON_DIR/$Q_PLUGIN_CONF_FILE /$Q_PLUGIN_CONF_FILE
+    fi
 
     iniset $NEUTRON_CONF database connection `database_connection_url $Q_DB_NAME`
     iniset $NEUTRON_CONF DEFAULT state_path $DATA_DIR/neutron
diff --git a/lib/nova b/lib/nova
index db79678..0013813 100644
--- a/lib/nova
+++ b/lib/nova
@@ -64,6 +64,11 @@
 # Expect to remove in L or M.
 NOVA_API_VERSION=${NOVA_API_VERSION-default}
 
+# NOVA_V2_LEGACY defines whether we force the Nova v2.0 enpoint onto
+# the Nova v2.0 legacy code base. Remove this option once the Nova
+# v2.0 legacy codebase is removed.
+NOVA_V2_LEGACY=$(trueorfalse False NOVA_V2_LEGACY)
+
 if is_suse; then
     NOVA_WSGI_DIR=${NOVA_WSGI_DIR:-/srv/www/htdocs/nova}
 else
@@ -313,6 +318,13 @@
         if [[ "$NOVA_API_VERSION" == "v21default" ]]; then
             sed -i s/": openstack_compute_api_v2$"/": openstack_compute_api_v21"/ "$NOVA_API_PASTE_INI"
         fi
+
+        # For setting up an environment where v2.0 is running on the
+        # v2.0 legacy code base.
+        if [[ "$NOVA_V2_LEGACY" == "True" ]]; then
+            sed -i s@"^/v2: openstack_compute_api_v21_legacy_v2_compatible$"@"/v2: openstack_compute_api_legacy_v2"@ \
+                "$NOVA_API_PASTE_INI"
+        fi
     fi
 
     if is_service_enabled n-cpu; then
@@ -328,7 +340,7 @@
                 if [ ! -e /dev/kvm ]; then
                     echo "WARNING: Switching to QEMU"
                     LIBVIRT_TYPE=qemu
-                    if which selinuxenabled 2>&1 > /dev/null && selinuxenabled; then
+                    if which selinuxenabled >/dev/null 2>&1 && selinuxenabled; then
                         # https://bugzilla.redhat.com/show_bug.cgi?id=753589
                         sudo setsebool virt_use_execmem on
                     fi
@@ -413,15 +425,16 @@
                 nova_api_url="$NOVA_SERVICE_PROTOCOL://$NOVA_SERVICE_HOST/compute"
             fi
 
-            get_or_create_service "nova" "compute" "Nova Compute Service"
-            get_or_create_endpoint "compute" \
+            get_or_create_service "nova_legacy" "compute_legacy" \
+                "Nova Compute Service (Legacy 2.0)"
+            get_or_create_endpoint "compute_legacy" \
                 "$REGION_NAME" \
                 "$nova_api_url/v2/\$(tenant_id)s" \
                 "$nova_api_url/v2/\$(tenant_id)s" \
                 "$nova_api_url/v2/\$(tenant_id)s"
 
-            get_or_create_service "novav21" "computev21" "Nova Compute Service V2.1"
-            get_or_create_endpoint "computev21" \
+            get_or_create_service "nova" "compute" "Nova Compute Service"
+            get_or_create_endpoint "compute" \
                 "$REGION_NAME" \
                 "$nova_api_url/v2.1/\$(tenant_id)s" \
                 "$nova_api_url/v2.1/\$(tenant_id)s" \
diff --git a/lib/nova_plugins/hypervisor-vsphere b/lib/nova_plugins/hypervisor-vsphere
index c406e09..698f836 100644
--- a/lib/nova_plugins/hypervisor-vsphere
+++ b/lib/nova_plugins/hypervisor-vsphere
@@ -42,9 +42,6 @@
     iniset $NOVA_CONF vmware host_username "$VMWAREAPI_USER"
     iniset $NOVA_CONF vmware host_password "$VMWAREAPI_PASSWORD"
     iniset_multiline $NOVA_CONF vmware cluster_name "$VMWAREAPI_CLUSTER"
-    if is_service_enabled neutron; then
-        iniset $NOVA_CONF vmware integration_bridge $OVS_BRIDGE
-    fi
 }
 
 # install_nova_hypervisor() - Install external components
diff --git a/lib/oslo b/lib/oslo
index 123572c..f64f327 100644
--- a/lib/oslo
+++ b/lib/oslo
@@ -59,7 +59,7 @@
     local name=$1
     if use_library_from_git "$name"; then
         git_clone_by_name "$name"
-        setup_lib "$name"
+        setup_dev_lib "$name"
     fi
 }
 
diff --git a/lib/swift b/lib/swift
index 6b61274..645bfd7 100644
--- a/lib/swift
+++ b/lib/swift
@@ -801,6 +801,7 @@
     OS_USERNAME=swift \
         OS_TENANT_NAME=$SERVICE_TENANT_NAME \
         OS_PASSWORD=$SERVICE_PASSWORD \
+        OS_AUTH_URL=$KEYSTONE_AUTH_URI/v$IDENTITY_API_VERSION \
         swift post -m "Temp-URL-Key: $SWIFT_TEMPURL_KEY"
 }
 
diff --git a/lib/tempest b/lib/tempest
index a8d597a..f4d0a6d 100644
--- a/lib/tempest
+++ b/lib/tempest
@@ -361,6 +361,14 @@
         iniset $TEMPEST_CONFIG compute fixed_network_name $PRIVATE_NETWORK_NAME
     fi
 
+    # Set the service catalog entry for Tempest to run on. Typically
+    # used to try different compute API version targets. The tempest
+    # default if 'compute', which is typically valid, so only set this
+    # if you want to change it.
+    if [[ -n "$TEMPEST_COMPUTE_TYPE" ]]; then
+        iniset $TEMPEST_CONFIG compute catalog_type $TEMPEST_COMPUTE_TYPE
+    fi
+
     # Compute Features
     # Run ``verify_tempest_config -ur`` to retrieve enabled extensions on API endpoints
     # NOTE(mtreinish): This must be done after auth settings are added to the tempest config
@@ -390,6 +398,10 @@
     # 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
+    fi
 
     # Network
     iniset $TEMPEST_CONFIG network api_version 2.0
@@ -418,7 +430,6 @@
     iniset $TEMPEST_CONFIG boto aki_manifest cirros-${CIRROS_VERSION}-${CIRROS_ARCH}-vmlinuz.manifest.xml
     iniset $TEMPEST_CONFIG boto instance_type "$boto_instance_type"
     iniset $TEMPEST_CONFIG boto http_socket_timeout 30
-    iniset $TEMPEST_CONFIG boto ssh_user ${DEFAULT_INSTANCE_USER:-cirros}
 
     # Orchestration Tests
     if is_service_enabled heat; then
@@ -447,9 +458,6 @@
     iniset $TEMPEST_CONFIG scenario large_ops_number ${TEMPEST_LARGE_OPS_NUMBER:-0}
 
     # Telemetry
-    # Ceilometer API optimization happened in Juno that allows to run more tests in tempest.
-    # Once Tempest retires support for icehouse this flag can be removed.
-    iniset $TEMPEST_CONFIG telemetry too_slow_to_test "False"
     iniset $TEMPEST_CONFIG telemetry-feature-enabled events "True"
 
     # Object Store
@@ -468,6 +476,8 @@
     # Volume
     # TODO(dkranz): Remove the bootable flag when Juno is end of life.
     iniset $TEMPEST_CONFIG volume-feature-enabled bootable True
+    # TODO(jordanP): Remove the extend_with_snapshot flag when Juno is end of life.
+    iniset $TEMPEST_CONFIG volume-feature-enabled extend_with_snapshot True
 
     local volume_api_extensions=${VOLUME_API_EXTENSIONS:-"all"}
     if [[ ! -z "$DISABLE_VOLUME_API_EXTENSIONS" ]]; then
@@ -540,7 +550,7 @@
     # this tempest service list needs to be all the services that
     # tempest supports, otherwise we can have an erroneous set of
     # defaults (something defaulting true in Tempest, but not listed here).
-    TEMPEST_SERVICES="key,glance,nova,neutron,cinder,swift,heat,ceilometer,horizon,sahara,ironic,trove,zaqar"
+    TEMPEST_SERVICES="key,glance,nova,neutron,cinder,swift,heat,ceilometer,horizon,sahara,ironic,trove"
     for service in ${TEMPEST_SERVICES//,/ }; do
         if is_service_enabled $service ; then
             iniset $TEMPEST_CONFIG service_available $service "True"
@@ -551,7 +561,7 @@
 
     if is_ssl_enabled_service "key" || is_service_enabled tls-proxy; then
         # Use the ``BOTO_CONFIG`` environment variable to point to this file
-        iniset $BOTO_CONF Boto ca_certificates_file $SSL_BUNDLE_FILE
+        iniset -sudo $BOTO_CONF Boto ca_certificates_file $SSL_BUNDLE_FILE
         sudo chown $STACK_USER $BOTO_CONF
     fi
 
diff --git a/lib/zaqar b/lib/zaqar
deleted file mode 100644
index aa21aac..0000000
--- a/lib/zaqar
+++ /dev/null
@@ -1,225 +0,0 @@
-#!/bin/bash
-#
-# lib/zaqar
-# Install and start **Zaqar** service
-
-# To enable a minimal set of Zaqar services, add the following to localrc:
-#
-#     enable_service zaqar-server
-#
-# Dependencies:
-# - functions
-# - OS_AUTH_URL for auth in api
-# - DEST set to the destination directory
-# - SERVICE_PASSWORD, SERVICE_TENANT_NAME for auth in api
-# - STACK_USER service user
-
-# stack.sh
-# ---------
-# install_zaqar
-# configure_zaqar
-# init_zaqar
-# start_zaqar
-# stop_zaqar
-# cleanup_zaqar
-# cleanup_zaqar_mongodb
-
-# Save trace setting
-XTRACE=$(set +o | grep xtrace)
-set +o xtrace
-
-
-# Defaults
-# --------
-
-# Set up default directories
-ZAQAR_DIR=$DEST/zaqar
-ZAQARCLIENT_DIR=$DEST/python-zaqarclient
-ZAQAR_CONF_DIR=/etc/zaqar
-ZAQAR_CONF=$ZAQAR_CONF_DIR/zaqar.conf
-ZAQAR_AUTH_CACHE_DIR=${ZAQAR_AUTH_CACHE_DIR:-/var/cache/zaqar}
-
-# Support potential entry-points console scripts
-ZAQAR_BIN_DIR=$(get_python_exec_prefix)
-
-# Set up database backend
-ZAQAR_BACKEND=${ZAQAR_BACKEND:-mongodb}
-
-
-# Set Zaqar repository
-ZAQAR_REPO=${ZAQAR_REPO:-${GIT_BASE}/openstack/zaqar.git}
-ZAQAR_BRANCH=${ZAQAR_BRANCH:-master}
-
-# Set client library repository
-ZAQARCLIENT_REPO=${ZAQARCLIENT_REPO:-${GIT_BASE}/openstack/python-zaqarclient.git}
-ZAQARCLIENT_BRANCH=${ZAQARCLIENT_BRANCH:-master}
-
-# Set Zaqar Connection Info
-ZAQAR_SERVICE_HOST=${ZAQAR_SERVICE_HOST:-$SERVICE_HOST}
-ZAQAR_SERVICE_PORT=${ZAQAR_SERVICE_PORT:-8888}
-ZAQAR_SERVICE_PROTOCOL=${ZAQAR_SERVICE_PROTOCOL:-$SERVICE_PROTOCOL}
-
-# Functions
-# ---------
-
-# Test if any Zaqar services are enabled
-# is_zaqar_enabled
-function is_zaqar_enabled {
-    [[ ,${ENABLED_SERVICES} =~ ,"zaqar-" ]] && return 0
-    return 1
-}
-
-# cleanup_zaqar() - Cleans up general things from previous
-# runs and storage specific left overs.
-function cleanup_zaqar {
-    if [ "$ZAQAR_BACKEND" = 'mongodb' ] ; then
-        cleanup_zaqar_mongodb
-    fi
-}
-
-# cleanup_zaqar_mongodb() - Remove residual data files, anything left over from previous
-# runs that a clean run would need to clean up
-function cleanup_zaqar_mongodb {
-    if ! timeout $SERVICE_TIMEOUT sh -c "while ! mongo zaqar --eval 'db.dropDatabase();'; do sleep 1; done"; then
-        die $LINENO "Mongo DB did not start"
-    else
-        full_version=$(mongo zaqar --eval 'db.dropDatabase();')
-        mongo_version=`echo $full_version | cut -d' ' -f4`
-        required_mongo_version='2.2'
-        if [[ $mongo_version < $required_mongo_version ]]; then
-            die $LINENO "Zaqar needs Mongo DB version >= 2.2 to run."
-        fi
-    fi
-}
-
-# configure_zaqarclient() - Set config files, create data dirs, etc
-function configure_zaqarclient {
-    setup_develop $ZAQARCLIENT_DIR
-}
-
-# configure_zaqar() - Set config files, create data dirs, etc
-function configure_zaqar {
-    setup_develop $ZAQAR_DIR
-
-    sudo install -d -o $STACK_USER -m 755 $ZAQAR_CONF_DIR
-
-    iniset $ZAQAR_CONF DEFAULT debug True
-    iniset $ZAQAR_CONF DEFAULT verbose True
-    iniset $ZAQAR_CONF DEFAULT admin_mode True
-    iniset $ZAQAR_CONF DEFAULT use_syslog $SYSLOG
-    iniset $ZAQAR_CONF 'drivers:transport:wsgi' bind $ZAQAR_SERVICE_HOST
-
-    configure_auth_token_middleware $ZAQAR_CONF zaqar $ZAQAR_AUTH_CACHE_DIR
-
-    if [ "$ZAQAR_BACKEND" = 'mysql' ] || [ "$ZAQAR_BACKEND" = 'postgresql' ] ; then
-        iniset $ZAQAR_CONF drivers storage sqlalchemy
-        iniset $ZAQAR_CONF 'drivers:storage:sqlalchemy' uri `database_connection_url zaqar`
-    elif [ "$ZAQAR_BACKEND" = 'mongodb' ] ; then
-        iniset $ZAQAR_CONF  drivers storage mongodb
-        iniset $ZAQAR_CONF 'drivers:storage:mongodb' uri mongodb://localhost:27017/zaqar
-        configure_mongodb
-    elif [ "$ZAQAR_BACKEND" = 'redis' ] ; then
-        iniset $ZAQAR_CONF  drivers storage redis
-        iniset $ZAQAR_CONF 'drivers:storage:redis' uri redis://localhost:6379
-        configure_redis
-    fi
-
-    iniset $ZAQAR_CONF DEFAULT notification_driver messaging
-    iniset $ZAQAR_CONF DEFAULT control_exchange zaqar
-
-    iniset_rpc_backend zaqar $ZAQAR_CONF
-
-    cleanup_zaqar
-}
-
-function configure_redis {
-    if is_ubuntu; then
-        install_package redis-server
-        pip_install_gr redis
-    elif is_fedora; then
-        install_package redis
-        pip_install_gr redis
-    else
-        exit_distro_not_supported "redis installation"
-    fi
-}
-
-function configure_mongodb {
-    # Set nssize to 2GB. This increases the number of namespaces supported
-    # # per database.
-    if is_ubuntu; then
-        sudo sed -i -e "
-            s|[^ \t]*#[ \t]*\(nssize[ \t]*=.*\$\)|\1|
-            s|^\(nssize[ \t]*=[ \t]*\).*\$|\1 2047|
-        " /etc/mongodb.conf
-        restart_service mongodb
-    elif is_fedora; then
-        sudo sed -i '/--nssize/!s/OPTIONS=\"/OPTIONS=\"--nssize 2047 /' /etc/sysconfig/mongod
-        restart_service mongod
-    fi
-}
-
-# init_zaqar() - Initialize etc.
-function init_zaqar {
-    # Create cache dir
-    sudo install -d -o $STACK_USER $ZAQAR_AUTH_CACHE_DIR
-    rm -f $ZAQAR_AUTH_CACHE_DIR/*
-}
-
-# install_zaqar() - Collect source and prepare
-function install_zaqar {
-    git_clone $ZAQAR_REPO $ZAQAR_DIR $ZAQAR_BRANCH
-    setup_develop $ZAQAR_DIR
-}
-
-# install_zaqarclient() - Collect source and prepare
-function install_zaqarclient {
-    git_clone $ZAQARCLIENT_REPO $ZAQARCLIENT_DIR $ZAQARCLIENT_BRANCH
-    setup_develop $ZAQARCLIENT_DIR
-}
-
-# start_zaqar() - Start running processes, including screen
-function start_zaqar {
-    if [[ "$USE_SCREEN" = "False" ]]; then
-        run_process zaqar-server "zaqar-server --config-file $ZAQAR_CONF --daemon"
-    else
-        run_process zaqar-server "zaqar-server --config-file $ZAQAR_CONF"
-    fi
-
-    echo "Waiting for Zaqar to start..."
-    if ! timeout $SERVICE_TIMEOUT sh -c "while ! wget --no-proxy -q -O- $ZAQAR_SERVICE_PROTOCOL://$ZAQAR_SERVICE_HOST:$ZAQAR_SERVICE_PORT/v1/health; do sleep 1; done"; then
-        die $LINENO "Zaqar did not start"
-    fi
-}
-
-# stop_zaqar() - Stop running processes
-function stop_zaqar {
-    local serv
-    # Kill the zaqar screen windows
-    for serv in zaqar-server; do
-        screen -S $SCREEN_NAME -p $serv -X kill
-    done
-}
-
-function create_zaqar_accounts {
-    create_service_user "zaqar"
-
-    if [[ "$KEYSTONE_CATALOG_BACKEND" = 'sql' ]]; then
-
-        get_or_create_service "zaqar" "messaging" "Zaqar Service"
-        get_or_create_endpoint "messaging" \
-            "$REGION_NAME" \
-            "$ZAQAR_SERVICE_PROTOCOL://$ZAQAR_SERVICE_HOST:$ZAQAR_SERVICE_PORT" \
-            "$ZAQAR_SERVICE_PROTOCOL://$ZAQAR_SERVICE_HOST:$ZAQAR_SERVICE_PORT" \
-            "$ZAQAR_SERVICE_PROTOCOL://$ZAQAR_SERVICE_HOST:$ZAQAR_SERVICE_PORT"
-    fi
-
-}
-
-
-# Restore xtrace
-$XTRACE
-
-# Local variables:
-# mode: shell-script
-# End:
diff --git a/stack.sh b/stack.sh
index accfd0a..d8ab52e 100755
--- a/stack.sh
+++ b/stack.sh
@@ -435,7 +435,7 @@
 
 # Set up logging of screen windows
 # Set ``SCREEN_LOGDIR`` to turn on logging of screen windows to the
-# directory specified in ``SCREEN_LOGDIR``, we will log to the the file
+# directory specified in ``SCREEN_LOGDIR``, we will log to the file
 # ``screen-$SERVICE_NAME-$TIMESTAMP.log`` in that dir and have a link
 # ``screen-$SERVICE_NAME.log`` to the latest log file.
 # Logs are kept for as long specified in ``LOGDAYS``.
@@ -522,7 +522,7 @@
 # Clone all external plugins
 fetch_plugins
 
-# Plugin Phase 0: override_defaults - allow pluggins to override
+# Plugin Phase 0: override_defaults - allow plugins to override
 # defaults before other services are run
 run_phase override_defaults
 
@@ -1034,6 +1034,9 @@
     export OS_REGION_NAME=$REGION_NAME
 fi
 
+# Write a clouds.yaml file
+write_clouds_yaml
+
 # Horizon
 # -------
 
@@ -1183,8 +1186,6 @@
 # See https://help.ubuntu.com/community/CloudInit for more on ``cloud-init``
 
 if is_service_enabled g-reg; then
-    TOKEN=$(openstack token issue -c id -f value)
-    die_if_not_set $LINENO TOKEN "Keystone fail to get token"
 
     echo_summary "Uploading images"
 
@@ -1300,43 +1301,6 @@
 # Save some values we generated for later use
 save_stackenv
 
-# Update/create user clouds.yaml file.
-# clouds.yaml will have
-# - A `devstack` entry for the `demo` user for the `demo` project.
-# - A `devstack-admin` entry for the `admin` user for the `admin` project.
-
-# The location is a variable to allow for easier refactoring later to make it
-# overridable. There is currently no usecase where doing so makes sense, so
-# it's not currently configurable.
-CLOUDS_YAML=~/.config/openstack/clouds.yaml
-
-mkdir -p $(dirname $CLOUDS_YAML)
-
-CA_CERT_ARG=''
-if [ -f "$SSL_BUNDLE_FILE" ]; then
-    CA_CERT_ARG="--os-cacert $SSL_BUNDLE_FILE"
-fi
-$TOP_DIR/tools/update_clouds_yaml.py \
-    --file $CLOUDS_YAML \
-    --os-cloud devstack \
-    --os-region-name $REGION_NAME \
-    --os-identity-api-version $IDENTITY_API_VERSION \
-    $CA_CERT_ARG \
-    --os-auth-url $KEYSTONE_AUTH_URI/v$IDENTITY_API_VERSION \
-    --os-username demo \
-    --os-password $ADMIN_PASSWORD \
-    --os-project-name demo
-$TOP_DIR/tools/update_clouds_yaml.py \
-    --file $CLOUDS_YAML \
-    --os-cloud devstack-admin \
-    --os-region-name $REGION_NAME \
-    --os-identity-api-version $IDENTITY_API_VERSION \
-    $CA_CERT_ARG \
-    --os-auth-url $KEYSTONE_AUTH_URI/v$IDENTITY_API_VERSION \
-    --os-username admin \
-    --os-password $ADMIN_PASSWORD \
-    --os-project-name admin
-
 
 # Wrapup configuration
 # ====================
@@ -1373,9 +1337,16 @@
     $TOP_DIR/local.sh
 fi
 
+# Sanity checks
+# =============
+
 # Check the status of running services
 service_check
 
+# ensure that all the libraries we think we installed from git,
+# actually were.
+check_libs_from_git
+
 
 # Bash completion
 # ===============
diff --git a/stackrc b/stackrc
index 9e05d82..fdde62f 100644
--- a/stackrc
+++ b/stackrc
@@ -2,6 +2,11 @@
 #
 # stackrc
 #
+
+# ensure we don't re-source this in the same environment
+[[ -z "$_DEVSTACK_STACKRC" ]] || return 0
+declare -r _DEVSTACK_STACKRC=1
+
 # Find the other rc files
 RC_DIR=$(cd $(dirname "${BASH_SOURCE:-$0}") && pwd)
 
@@ -249,7 +254,7 @@
 
 ##############
 #
-#  OpenStack Client Library Componets
+#  OpenStack Client Library Components
 #
 ##############
 
@@ -558,40 +563,47 @@
 # Set default image based on ``VIRT_DRIVER`` and ``LIBVIRT_TYPE``, either of
 # which may be set in ``local.conf``.  Also allow ``DEFAULT_IMAGE_NAME`` and
 # ``IMAGE_URLS`` to be set in the `localrc` section of ``local.conf``.
-case "$VIRT_DRIVER" in
-    openvz)
-        DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-ubuntu-12.04-x86_64}
-        IMAGE_URLS=${IMAGE_URLS:-"http://download.openvz.org/template/precreated/ubuntu-12.04-x86_64.tar.gz"};;
-    libvirt)
-        case "$LIBVIRT_TYPE" in
-            lxc) # the cirros root disk in the uec tarball is empty, so it will not work for lxc
-                DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-cirros-${CIRROS_VERSION}-${CIRROS_ARCH}-rootfs}
-                IMAGE_URLS=${IMAGE_URLS:-"http://download.cirros-cloud.net/${CIRROS_VERSION}/cirros-${CIRROS_VERSION}-${CIRROS_ARCH}-rootfs.img.gz"};;
-            *) # otherwise, use the uec style image (with kernel, ramdisk, disk)
-                DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-cirros-${CIRROS_VERSION}-${CIRROS_ARCH}-uec}
-                IMAGE_URLS=${IMAGE_URLS:-"http://download.cirros-cloud.net/${CIRROS_VERSION}/cirros-${CIRROS_VERSION}-${CIRROS_ARCH}-uec.tar.gz"};;
-        esac
-        ;;
-    vsphere)
-        DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-cirros-0.3.2-i386-disk.vmdk}
-        IMAGE_URLS=${IMAGE_URLS:-"http://partnerweb.vmware.com/programs/vmdkimage/cirros-0.3.2-i386-disk.vmdk"};;
-    xenserver)
-        DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-cirros-0.3.4-x86_64-disk}
-        IMAGE_URLS=${IMAGE_URLS:-"http://ca.downloads.xensource.com/OpenStack/cirros-0.3.4-x86_64-disk.vhd.tgz"}
-        IMAGE_URLS+=",http://download.cirros-cloud.net/${CIRROS_VERSION}/cirros-${CIRROS_VERSION}-x86_64-uec.tar.gz";;
-    ironic)
-        # Ironic can do both partition and full disk images, depending on the driver
-        if [[ "$IRONIC_DEPLOY_DRIVER" == "agent_ssh" ]]; then
-            DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-cirros-${CIRROS_VERSION}-x86_64-disk}
-        else
-            DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-cirros-${CIRROS_VERSION}-x86_64-uec}
-        fi
-        IMAGE_URLS=${IMAGE_URLS:-"http://download.cirros-cloud.net/${CIRROS_VERSION}/cirros-${CIRROS_VERSION}-x86_64-uec.tar.gz"}
-        IMAGE_URLS+=",http://download.cirros-cloud.net/${CIRROS_VERSION}/cirros-${CIRROS_VERSION}-x86_64-disk.img";;
-    *) # Default to Cirros with kernel, ramdisk and disk image
-        DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-cirros-${CIRROS_VERSION}-${CIRROS_ARCH}-uec}
-        IMAGE_URLS=${IMAGE_URLS:-"http://download.cirros-cloud.net/${CIRROS_VERSION}/cirros-${CIRROS_VERSION}-${CIRROS_ARCH}-uec.tar.gz"};;
-esac
+DOWNLOAD_DEFAULT_IMAGES=$(trueorfalse True DOWNLOAD_DEFAULT_IMAGES)
+if [[ "$DOWNLOAD_DEFAULT_IMAGES" == "True" ]]; then
+    if [[ -n "$IMAGE_URLS" ]]; then
+        IMAGE_URLS+=","
+    fi
+    case "$VIRT_DRIVER" in
+        openvz)
+            DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-ubuntu-12.04-x86_64}
+            IMAGE_URLS+="http://download.openvz.org/template/precreated/ubuntu-12.04-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-${CIRROS_VERSION}-${CIRROS_ARCH}-rootfs}
+                    IMAGE_URLS+="http://download.cirros-cloud.net/${CIRROS_VERSION}/cirros-${CIRROS_VERSION}-${CIRROS_ARCH}-rootfs.img.gz";;
+                *) # otherwise, use the uec style image (with kernel, ramdisk, disk)
+                    DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-cirros-${CIRROS_VERSION}-${CIRROS_ARCH}-uec}
+                    IMAGE_URLS+="http://download.cirros-cloud.net/${CIRROS_VERSION}/cirros-${CIRROS_VERSION}-${CIRROS_ARCH}-uec.tar.gz";;
+                esac
+            ;;
+        vsphere)
+            DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-cirros-0.3.2-i386-disk.vmdk}
+            IMAGE_URLS+="http://partnerweb.vmware.com/programs/vmdkimage/cirros-0.3.2-i386-disk.vmdk";;
+        xenserver)
+            DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-cirros-0.3.4-x86_64-disk}
+            IMAGE_URLS+="http://ca.downloads.xensource.com/OpenStack/cirros-0.3.4-x86_64-disk.vhd.tgz"
+            IMAGE_URLS+=",http://download.cirros-cloud.net/${CIRROS_VERSION}/cirros-${CIRROS_VERSION}-x86_64-uec.tar.gz";;
+        ironic)
+            # Ironic can do both partition and full disk images, depending on the driver
+            if [[ "$IRONIC_DEPLOY_DRIVER" == "agent_ssh" ]]; then
+                DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-cirros-${CIRROS_VERSION}-x86_64-disk}
+            else
+                DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-cirros-${CIRROS_VERSION}-x86_64-uec}
+            fi
+            IMAGE_URLS+="http://download.cirros-cloud.net/${CIRROS_VERSION}/cirros-${CIRROS_VERSION}-x86_64-uec.tar.gz"
+            IMAGE_URLS+=",http://download.cirros-cloud.net/${CIRROS_VERSION}/cirros-${CIRROS_VERSION}-x86_64-disk.img";;
+        *) # Default to Cirros with kernel, ramdisk and disk image
+            DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-cirros-${CIRROS_VERSION}-${CIRROS_ARCH}-uec}
+            IMAGE_URLS+="http://download.cirros-cloud.net/${CIRROS_VERSION}/cirros-${CIRROS_VERSION}-${CIRROS_ARCH}-uec.tar.gz";;
+    esac
+    DOWNLOAD_DEFAULT_IMAGES=False
+fi
 
 # Staging Area for New Images, have them here for at least 24hrs for nodepool
 # to cache them otherwise the failure rates in the gate are too high
@@ -604,6 +616,13 @@
     fi
 fi
 
+# Detect duplicate values in IMAGE_URLS
+for image_url in ${IMAGE_URLS//,/ }; do
+    if [ $(echo "$IMAGE_URLS" | grep -o -F "$image_url" | wc -l) -gt 1 ]; then
+        die $LINENO "$image_url is duplicate, please remove it from IMAGE_URLS."
+    fi
+done
+
 # 10Gb default volume backing file size
 VOLUME_BACKING_FILE_SIZE=${VOLUME_BACKING_FILE_SIZE:-10250M}
 
diff --git a/tools/fixup_stuff.sh b/tools/fixup_stuff.sh
index 4fff57f..a601cf2 100755
--- a/tools/fixup_stuff.sh
+++ b/tools/fixup_stuff.sh
@@ -134,6 +134,31 @@
             sudo systemctl start iptables
         fi
     fi
+
+    if  [[ "$os_RELEASE" -ge "21" ]]; then
+        # requests ships vendored version of chardet/urllib3, but on
+        # fedora these are symlinked back to the primary versions to
+        # avoid duplication of code on disk.  This is fine when
+        # maintainers keep things in sync, but since devstack takes
+        # over and installs later versions via pip we can end up with
+        # incompatible versions.
+        #
+        # The rpm package is not removed to preserve the dependent
+        # packages like cloud-init; rather we remove the symlinks and
+        # force a re-install of requests so the vendored versions it
+        # wants are present.
+        #
+        # Realted issues:
+        # https://bugs.launchpad.net/glance/+bug/1476770
+        # https://bugzilla.redhat.com/show_bug.cgi?id=1253823
+
+        base_path=/usr/lib/python2.7/site-packages/requests/packages
+        if [ -L $base_path/chardet -o -L $base_path/urllib3 ]; then
+            sudo rm -f /usr/lib/python2.7/site-packages/requests/packages/{chardet,urllib3}
+            # install requests with the bundled urllib3 to avoid conflicts
+            pip_install --upgrade --force-reinstall requests
+        fi
+    fi
 fi
 
 # The version of pip(1.5.4) supported by python-virtualenv(1.11.4) has
diff --git a/tools/make_cert.sh b/tools/make_cert.sh
index cb93e57..2628b40 100755
--- a/tools/make_cert.sh
+++ b/tools/make_cert.sh
@@ -5,7 +5,7 @@
 # Create a CA hierarchy (if necessary) and server certificate
 #
 # This mimics the CA structure that DevStack sets up when ``tls_proxy`` is enabled
-# but in the curent directory unless ``DATA_DIR`` is set
+# but in the current directory unless ``DATA_DIR`` is set
 
 ENABLE_TLS=True
 DATA_DIR=${DATA_DIR:-`pwd`/ca-data}
diff --git a/tools/xen/README.md b/tools/xen/README.md
index 61694e9..6212cc5 100644
--- a/tools/xen/README.md
+++ b/tools/xen/README.md
@@ -94,11 +94,6 @@
     XENAPI_CONNECTION_URL="http://address_of_your_xenserver"
     VNCSERVER_PROXYCLIENT_ADDRESS=address_of_your_xenserver
 
-    # Download a vhd and a uec image
-    IMAGE_URLS="\
-    https://github.com/downloads/citrix-openstack/warehouse/cirros-0.3.0-x86_64-disk.vhd.tgz,\
-    http://download.cirros-cloud.net/0.3.4/cirros-0.3.4-x86_64-uec.tar.gz"
-
     # Explicitly set virt driver
     VIRT_DRIVER=xenserver
 
diff --git a/unstack.sh b/unstack.sh
index 10e5958..27d6719 100755
--- a/unstack.sh
+++ b/unstack.sh
@@ -45,7 +45,7 @@
 # Configure Projects
 # ==================
 
-# Plugin Phase 0: override_defaults - allow pluggins to override
+# Plugin Phase 0: override_defaults - allow plugins to override
 # defaults before other services are run
 run_phase override_defaults