Remove references to XenAPI driver

The XenAPI driver was removed during the Victoria release [1], while the
libvirt+xen driver has been removed in the Wallaby release [2]. Remove
references to Xen from DevStack since its all a no-op now.

[1] I42b302afbb1cfede7a0f7b16485a596cd70baf17
[2] I73305e82da5d8da548961b801a8e75fb0e8c4cf1

Change-Id: If7055feb88391f496a5e5e4c72008bf0050c5356
Signed-off-by: Stephen Finucane <sfinucan@redhat.com>

HACKING.rst

@@ -74,8 +74,7 @@ of test of specific fragile functions in the ``functions`` and
 
 ``tools`` - Contains a collection of stand-alone scripts. While these
 may reference the top-level DevStack configuration they can generally be
-run alone. There are also some sub-directories to support specific
+run alone.
-environments such as XenServer.
 
 
 Scripts

MAINTAINERS.rst

@@ -77,10 +77,6 @@ SUSE
 Tempest
 ~~~~~~~
 
-Xen
-~~~
-* Bob Ball <bob.ball@citrix.com>
-
 Zaqar (Marconi)
 ~~~~~~~~~~~~~~~
 

doc/source/configuration.rst

@@ -628,12 +628,6 @@ outside of tox. If you would like to install it add the following to your
     INSTALL_TEMPEST=True
 
 
-Xenserver
-~~~~~~~~~
-
-If you would like to use Xenserver as the hypervisor, please refer to
-the instructions in ``./tools/xen/README.md``.
-
 Cinder
 ~~~~~~
 

doc/source/plugins.rst

@@ -241,7 +241,7 @@ locations in the top-level of the plugin repository:
   on Ubuntu, Debian or Linux Mint.
 
 - ``./devstack/files/rpms/$plugin_name`` - Packages to install when running
-  on Red Hat, Fedora, CentOS or XenServer.
+  on Red Hat, Fedora, or CentOS.
 
 - ``./devstack/files/rpms-suse/$plugin_name`` - Packages to install when
   running on SUSE Linux or openSUSE.

functions

@@ -280,31 +280,6 @@ function upload_image {
         return
     fi
 
-    # XenServer-vhd-ovf-format images are provided as .vhd.tgz
-    # and should not be decompressed prior to loading
-    if [[ "$image_url" =~ '.vhd.tgz' ]]; then
-        image_name="${image_fname%.vhd.tgz}"
-        local force_vm_mode=""
-        if [[ "$image_name" =~ 'cirros' ]]; then
-            # Cirros VHD image currently only boots in PV mode.
-            # Nova defaults to PV for all VHD images, but
-            # the glance setting is needed for booting
-            # directly from volume.
-            force_vm_mode="vm_mode=xen"
-        fi
-        _upload_image "$image_name" ovf vhd "$image" $force_vm_mode
-        return
-    fi
-
-    # .xen-raw.tgz suggests a Xen capable raw image inside a tgz.
-    # and should not be decompressed prior to loading.
-    # Setting metadata, so PV mode is used.
-    if [[ "$image_url" =~ '.xen-raw.tgz' ]]; then
-        image_name="${image_fname%.xen-raw.tgz}"
-        _upload_image "$image_name" tgz raw "$image" vm_mode=xen
-        return
-    fi
-
     if [[ "$image_url" =~ '.hds' ]]; then
         image_name="${image_fname%.hds}"
         vm_mode=${image_name##*-}

functions-common

@@ -397,8 +397,6 @@ function GetDistro {
         # Drop the . release as we assume it's compatible
         # XXX re-evaluate when we get RHEL10
         DISTRO="rhel${os_RELEASE::1}"
-    elif [[ "$os_VENDOR" =~ (XenServer) ]]; then
-        DISTRO="xs${os_RELEASE%.*}"
     else
         # We can't make a good choice here.  Setting a sensible DISTRO
         # is part of the problem, but not the major issue -- we really

lib/cinder_plugins/XenAPINFS

@@ -1,46 +0,0 @@
-#!/bin/bash
-#
-# lib/cinder_plugins/XenAPINFS
-# Configure the XenAPINFS driver
-
-# Enable with:
-#
-#   CINDER_DRIVER=XenAPINFS
-
-# Dependencies:
-#
-# - ``functions`` file
-# - ``cinder`` configurations
-
-# configure_cinder_driver - make configuration changes, including those to other services
-
-# Save trace setting
-_XTRACE_CINDER_XENAPINFS=$(set +o | grep xtrace)
-set +o xtrace
-
-
-# Defaults
-# --------
-
-# Set up default directories
-
-
-# Entry Points
-# ------------
-
-# configure_cinder_driver - Set config files, create data dirs, etc
-function configure_cinder_driver {
-    iniset $CINDER_CONF DEFAULT volume_driver "cinder.volume.drivers.xenapi.sm.XenAPINFSDriver"
-    iniset $CINDER_CONF DEFAULT xenapi_connection_url "$CINDER_XENAPI_CONNECTION_URL"
-    iniset $CINDER_CONF DEFAULT xenapi_connection_username "$CINDER_XENAPI_CONNECTION_USERNAME"
-    iniset $CINDER_CONF DEFAULT xenapi_connection_password "$CINDER_XENAPI_CONNECTION_PASSWORD"
-    iniset $CINDER_CONF DEFAULT xenapi_nfs_server "$CINDER_XENAPI_NFS_SERVER"
-    iniset $CINDER_CONF DEFAULT xenapi_nfs_serverpath "$CINDER_XENAPI_NFS_SERVERPATH"
-}
-
-# Restore xtrace
-$_XTRACE_CINDER_XENAPINFS
-
-# Local variables:
-# mode: shell-script
-# End:

lib/glance

@@ -279,10 +279,6 @@ function configure_glance {
     configure_keystone_authtoken_middleware $GLANCE_API_CONF glance
     iniset $GLANCE_API_CONF oslo_messaging_notifications driver messagingv2
     iniset_rpc_backend glance $GLANCE_API_CONF
-    if [ "$VIRT_DRIVER" = 'xenserver' ]; then
-        iniset $GLANCE_API_CONF DEFAULT container_formats "ami,ari,aki,bare,ovf,tgz"
-        iniset $GLANCE_API_CONF DEFAULT disk_formats "ami,ari,aki,vhd,raw,iso"
-    fi
     if [ "$VIRT_DRIVER" = 'libvirt' ] && [ "$LIBVIRT_TYPE" = 'parallels' ]; then
         iniset $GLANCE_API_CONF DEFAULT disk_formats "ami,ari,aki,vhd,vmdk,raw,qcow2,vdi,iso,ploop"
     fi

lib/nova

@@ -1052,14 +1052,6 @@ function is_nova_ready {
     # happen between here and the script ending. However, in multinode
     # tests this can very often not be the case. So ensure that the
     # compute is up before we move on.
-
-    # TODO(sdague): honestly, this probably should be a plug point for
-    # an external system.
-    if [[ "$VIRT_DRIVER" == 'xenserver' ]]; then
-        # xenserver encodes information in the hostname of the compute
-        # because of the dom0/domU split. Just ignore for now.
-        return
-    fi
     wait_for_compute $NOVA_READY_TIMEOUT
 }
 

lib/nova_plugins/hypervisor-xenserver

@@ -1,107 +0,0 @@
-#!/bin/bash
-#
-# lib/nova_plugins/hypervisor-xenserver
-# Configure the XenServer hypervisor
-
-# Enable with:
-# VIRT_DRIVER=xenserver
-
-# Dependencies:
-# ``functions`` file
-# ``nova`` configuration
-
-# install_nova_hypervisor - install any external requirements
-# configure_nova_hypervisor - make configuration changes, including those to other services
-# start_nova_hypervisor - start any external services
-# stop_nova_hypervisor - stop any external services
-# cleanup_nova_hypervisor - remove transient data and cache
-
-# Save trace setting
-_XTRACE_XENSERVER=$(set +o | grep xtrace)
-set +o xtrace
-
-
-# Defaults
-# --------
-
-VNCSERVER_PROXYCLIENT_ADDRESS=${VNCSERVER_PROXYCLIENT_ADDRESS=169.254.0.1}
-
-
-# Entry Points
-# ------------
-
-# clean_nova_hypervisor - Clean up an installation
-function cleanup_nova_hypervisor {
-    # This function intentionally left blank
-    :
-}
-
-# configure_nova_hypervisor - Set config files, create data dirs, etc
-function configure_nova_hypervisor {
-    if [ -z "$XENAPI_CONNECTION_URL" ]; then
-        die $LINENO "XENAPI_CONNECTION_URL is not specified"
-    fi
-
-    # Check os-xenapi plugin is enabled
-    local plugins="${DEVSTACK_PLUGINS}"
-    local plugin
-    local found=0
-    for plugin in ${plugins//,/ }; do
-        if [[ "$plugin" = "os-xenapi" ]]; then
-            found=1
-            break
-        fi
-    done
-    if [[ $found -ne 1 ]]; then
-        die $LINENO "os-xenapi plugin is not specified. Please enable this plugin in local.conf"
-    fi
-
-    iniset $NOVA_CONF DEFAULT compute_driver "xenapi.XenAPIDriver"
-    iniset $NOVA_CONF xenserver connection_url "$XENAPI_CONNECTION_URL"
-    iniset $NOVA_CONF xenserver connection_username "$XENAPI_USER"
-    iniset $NOVA_CONF xenserver connection_password "$XENAPI_PASSWORD"
-    iniset $NOVA_CONF DEFAULT flat_injected "False"
-
-    local dom0_ip
-    dom0_ip=$(echo "$XENAPI_CONNECTION_URL" | cut -d "/" -f 3-)
-
-    local ssh_dom0
-    ssh_dom0="sudo -u $DOMZERO_USER ssh -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null root@$dom0_ip"
-
-    # install console logrotate script
-    tar -czf - -C $NOVA_DIR/tools/xenserver/ rotate_xen_guest_logs.sh |
-        $ssh_dom0 'tar -xzf - -C /root/ && chmod +x /root/rotate_xen_guest_logs.sh && mkdir -p /var/log/xen/guest'
-
-    # Create a cron job that will rotate guest logs
-    $ssh_dom0 crontab - << CRONTAB
-* * * * * /root/rotate_xen_guest_logs.sh >/dev/null 2>&1
-CRONTAB
-
-}
-
-# install_nova_hypervisor() - Install external components
-function install_nova_hypervisor {
-    # xenapi functionality is now included in os-xenapi library which houses the plugin
-    # so this function intentionally left blank
-    :
-}
-
-# start_nova_hypervisor - Start any required external services
-function start_nova_hypervisor {
-    # This function intentionally left blank
-    :
-}
-
-# stop_nova_hypervisor - Stop any external services
-function stop_nova_hypervisor {
-    # This function intentionally left blank
-    :
-}
-
-
-# Restore xtrace
-$_XTRACE_XENSERVER
-
-# Local variables:
-# mode: shell-script
-# End:

lib/tempest

@@ -347,9 +347,6 @@ function configure_tempest {
     if [[ ! -z "$TEMPEST_HTTP_IMAGE" ]]; then
         iniset $TEMPEST_CONFIG image http_image $TEMPEST_HTTP_IMAGE
     fi
-    if [ "$VIRT_DRIVER" = "xenserver" ]; then
-        iniset $TEMPEST_CONFIG image disk_formats "ami,ari,aki,vhd,raw,iso"
-    fi
     iniset $TEMPEST_CONFIG image-feature-enabled import_image $GLANCE_USE_IMPORT_WORKFLOW
     iniset $TEMPEST_CONFIG image-feature-enabled os_glance_reserved True
     # Compute
@@ -425,15 +422,8 @@ function configure_tempest {
     iniset $TEMPEST_CONFIG network-feature-enabled port_security $NEUTRON_PORT_SECURITY
 
     # Scenario
-    if [ "$VIRT_DRIVER" = "xenserver" ]; then
+    SCENARIO_IMAGE_DIR=${SCENARIO_IMAGE_DIR:-$FILES}
-        SCENARIO_IMAGE_DIR=${SCENARIO_IMAGE_DIR:-$FILES}
+    SCENARIO_IMAGE_FILE=$DEFAULT_IMAGE_FILE_NAME
-        SCENARIO_IMAGE_FILE="cirros-${CIRROS_VERSION}-${CIRROS_ARCH}-disk.vhd.tgz"
-        iniset $TEMPEST_CONFIG scenario img_disk_format vhd
-        iniset $TEMPEST_CONFIG scenario img_container_format ovf
-    else
-        SCENARIO_IMAGE_DIR=${SCENARIO_IMAGE_DIR:-$FILES}
-        SCENARIO_IMAGE_FILE=$DEFAULT_IMAGE_FILE_NAME
-    fi
     iniset $TEMPEST_CONFIG scenario img_file $SCENARIO_IMAGE_DIR/$SCENARIO_IMAGE_FILE
 
     # If using provider networking, use the physical network for validation rather than private

stack.sh

@@ -718,16 +718,6 @@ if is_service_enabled keystone; then
 fi
 
 
-# Nova
-# -----
-
-if is_service_enabled nova && [[ "$VIRT_DRIVER" == 'xenserver' ]]; then
-    # Look for the backend password here because read_password
-    # is not a library function.
-    read_password XENAPI_PASSWORD "ENTER A PASSWORD TO USE FOR XEN."
-fi
-
-
 # Swift
 # -----
 

stackrc

@@ -605,10 +605,8 @@ ENABLE_VOLUME_MULTIATTACH=$(trueorfalse False ENABLE_VOLUME_MULTIATTACH)
 
 # Nova hypervisor configuration.  We default to libvirt with **kvm** but will
 # drop back to **qemu** if we are unable to load the kvm module.  ``stack.sh`` can
-# also install an **LXC**, **OpenVZ** or **XenAPI** based system.  If xenserver-core
+# also install an **LXC** or **OpenVZ** based system.
-# is installed, the default will be XenAPI
 DEFAULT_VIRT_DRIVER=libvirt
-is_package_installed xenserver-core && DEFAULT_VIRT_DRIVER=xenserver
 VIRT_DRIVER=${VIRT_DRIVER:-$DEFAULT_VIRT_DRIVER}
 case "$VIRT_DRIVER" in
     ironic|libvirt)
@@ -633,14 +631,6 @@ case "$VIRT_DRIVER" in
     fake)
         NUMBER_FAKE_NOVA_COMPUTE=${NUMBER_FAKE_NOVA_COMPUTE:-1}
         ;;
-    xenserver)
-        # Xen config common to nova and neutron
-        XENAPI_USER=${XENAPI_USER:-"root"}
-        # This user will be used for dom0 - domU communication
-        #   should be able to log in to dom0 without a password
-        #   will be used to install the plugins
-        DOMZERO_USER=${DOMZERO_USER:-"domzero"}
-        ;;
     *)
         ;;
 esac
@@ -695,11 +685,6 @@ if [[ "$DOWNLOAD_DEFAULT_IMAGES" == "True" ]]; then
             DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-cirros-0.3.2-i386-disk.vmdk}
             DEFAULT_IMAGE_FILE_NAME=${DEFAULT_IMAGE_FILE_NAME:-$DEFAULT_IMAGE_NAME}
             IMAGE_URLS+="http://partnerweb.vmware.com/programs/vmdkimage/${DEFAULT_IMAGE_FILE_NAME}";;
-        xenserver)
-            DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-cirros-0.3.5-x86_64-disk}
-            DEFAULT_IMAGE_FILE_NAME=${DEFAULT_IMAGE_NAME:-cirros-0.3.5-x86_64-disk.vhd.tgz}
-            IMAGE_URLS+="http://ca.downloads.xensource.com/OpenStack/cirros-0.3.5-x86_64-disk.vhd.tgz"
-            IMAGE_URLS+=",http://download.cirros-cloud.net/${CIRROS_VERSION}/cirros-${CIRROS_VERSION}-x86_64-uec.tar.gz";;
         fake)
             # Use the same as the default for libvirt
             DEFAULT_IMAGE_NAME=${DEFAULT_IMAGE_NAME:-cirros-${CIRROS_VERSION}-${CIRROS_ARCH}-disk}

tools/image_list.sh

@@ -22,7 +22,7 @@ source $TOP_DIR/functions
 
 # Possible virt drivers, if we have more, add them here. Always keep
 # dummy in the end position to trigger the fall through case.
-DRIVERS="openvz ironic libvirt vsphere xenserver dummy"
+DRIVERS="openvz ironic libvirt vsphere dummy"
 
 # Extra variables to trigger getting additional images.
 export ENABLED_SERVICES="h-api,tr-api"

tools/uec/meta.py

@@ -1,42 +0,0 @@
-#    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.
-
-import BaseHTTPServer
-import SimpleHTTPServer
-import sys
-
-
-def main(host, port, HandlerClass=SimpleHTTPServer.SimpleHTTPRequestHandler,
-         ServerClass=BaseHTTPServer.HTTPServer, protocol="HTTP/1.0"):
-    """simple http server that listens on a give address:port."""
-
-    server_address = (host, port)
-
-    HandlerClass.protocol_version = protocol
-    httpd = ServerClass(server_address, HandlerClass)
-
-    sa = httpd.socket.getsockname()
-    print("Serving HTTP on", sa[0], "port", sa[1], "...")
-    httpd.serve_forever()
-
-if __name__ == '__main__':
-    if sys.argv[1:]:
-        address = sys.argv[1]
-    else:
-        address = '0.0.0.0'
-    if ':' in address:
-        host, port = address.split(':')
-    else:
-        host = address
-        port = 8080
-
-    main(host, int(port))

tools/xen/README.md

@@ -1,3 +0,0 @@
-Note: XenServer relative tools have been moved to `os-xenapi`_ and be maintained there.
-
-.. _os-xenapi: https://opendev.org/x/os-xenapi/