devstack/lib/nova

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#!/bin/bash
#
# lib/nova
# Functions to control the configuration and operation of the **Nova** service
# Dependencies:
#
# - ``functions`` file
# - ``DEST``, ``DATA_DIR``, ``STACK_USER`` must be defined
# - ``FILES``
# - ``SERVICE_{TENANT_NAME|PASSWORD}`` must be defined
# - ``LIBVIRT_TYPE`` must be defined
# - ``INSTANCE_NAME_PREFIX``, ``VOLUME_NAME_PREFIX`` must be defined
# - ``KEYSTONE_TOKEN_FORMAT`` must be defined
# ``stack.sh`` calls the entry points in this order:
#
# - install_nova
# - configure_nova
# - create_nova_conf
# - init_nova
# - start_nova
# - stop_nova
# - cleanup_nova
# Save trace setting
_XTRACE_LIB_NOVA=$(set +o | grep xtrace)
set +o xtrace
# Defaults
# --------
# Set up default directories
GITDIR["python-novaclient"]=$DEST/python-novaclient
GITDIR["os-vif"]=$DEST/os-vif
NOVA_DIR=$DEST/nova
# Nova virtual environment
if [[ ${USE_VENV} = True ]]; then
PROJECT_VENV["nova"]=${NOVA_DIR}.venv
NOVA_BIN_DIR=${PROJECT_VENV["nova"]}/bin
else
NOVA_BIN_DIR=$(get_python_exec_prefix)
fi
NOVA_STATE_PATH=${NOVA_STATE_PATH:=$DATA_DIR/nova}
# INSTANCES_PATH is the previous name for this
NOVA_INSTANCES_PATH=${NOVA_INSTANCES_PATH:=${INSTANCES_PATH:=$NOVA_STATE_PATH/instances}}
NOVA_AUTH_CACHE_DIR=${NOVA_AUTH_CACHE_DIR:-/var/cache/nova}
NOVA_CONF_DIR=/etc/nova
NOVA_CONF=$NOVA_CONF_DIR/nova.conf
NOVA_CELLS_CONF=$NOVA_CONF_DIR/nova-cells.conf
NOVA_COND_CONF=$NOVA_CONF_DIR/nova.conf
NOVA_CPU_CONF=$NOVA_CONF_DIR/nova-cpu.conf
NOVA_FAKE_CONF=$NOVA_CONF_DIR/nova-fake.conf
NOVA_CELLS_DB=${NOVA_CELLS_DB:-nova_cell}
NOVA_API_DB=${NOVA_API_DB:-nova_api}
NOVA_UWSGI=$NOVA_BIN_DIR/nova-api-wsgi
NOVA_METADATA_UWSGI=$NOVA_BIN_DIR/nova-metadata-wsgi
NOVA_UWSGI_CONF=$NOVA_CONF_DIR/nova-api-uwsgi.ini
NOVA_METADATA_UWSGI_CONF=$NOVA_CONF_DIR/nova-metadata-uwsgi.ini
# The total number of cells we expect. Must be greater than one and doesn't
# count cell0.
NOVA_NUM_CELLS=${NOVA_NUM_CELLS:-1}
# Our cell index, so we know what rabbit vhost to connect to.
# This should be in the range of 1-$NOVA_NUM_CELLS
NOVA_CPU_CELL=${NOVA_CPU_CELL:-1}
NOVA_API_PASTE_INI=${NOVA_API_PASTE_INI:-$NOVA_CONF_DIR/api-paste.ini}
# Toggle for deploying Nova-API under a wsgi server. We default to
# true to use UWSGI, but allow False so that fall back to the
# eventlet server can happen for grenade runs.
# NOTE(cdent): We can adjust to remove the eventlet-base api service
# after pike, at which time we can stop using NOVA_USE_MOD_WSGI to
# mean "use uwsgi" because we'll be always using uwsgi.
NOVA_USE_MOD_WSGI=${NOVA_USE_MOD_WSGI:-True}
if is_service_enabled tls-proxy; then
NOVA_SERVICE_PROTOCOL="https"
fi
# Whether to use TLS for comms between the VNC/SPICE/serial proxy
# services and the compute node
NOVA_CONSOLE_PROXY_COMPUTE_TLS=${NOVA_CONSOLE_PROXY_COMPUTE_TLS:-False}
# Public facing bits
NOVA_SERVICE_HOST=${NOVA_SERVICE_HOST:-$SERVICE_HOST}
NOVA_SERVICE_PORT=${NOVA_SERVICE_PORT:-8774}
NOVA_SERVICE_PORT_INT=${NOVA_SERVICE_PORT_INT:-18774}
NOVA_SERVICE_PROTOCOL=${NOVA_SERVICE_PROTOCOL:-$SERVICE_PROTOCOL}
NOVA_SERVICE_LOCAL_HOST=${NOVA_SERVICE_LOCAL_HOST:-$SERVICE_LOCAL_HOST}
NOVA_SERVICE_LISTEN_ADDRESS=${NOVA_SERVICE_LISTEN_ADDRESS:-$(ipv6_unquote $SERVICE_LISTEN_ADDRESS)}
METADATA_SERVICE_PORT=${METADATA_SERVICE_PORT:-8775}
# Option to enable/disable config drive
# NOTE: Set ``FORCE_CONFIG_DRIVE="False"`` to turn OFF config drive
FORCE_CONFIG_DRIVE=${FORCE_CONFIG_DRIVE:-"False"}
# Nova supports pluggable schedulers. The default ``FilterScheduler``
# should work in most cases.
SCHEDULER=${SCHEDULER:-filter_scheduler}
# The following FILTERS contains SameHostFilter and DifferentHostFilter with
# the default filters.
FILTERS="RetryFilter,AvailabilityZoneFilter,ComputeFilter,ComputeCapabilitiesFilter,ImagePropertiesFilter,ServerGroupAntiAffinityFilter,ServerGroupAffinityFilter,SameHostFilter,DifferentHostFilter"
QEMU_CONF=/etc/libvirt/qemu.conf
# Set default defaults here as some hypervisor drivers override these
PUBLIC_INTERFACE_DEFAULT=br100
FLAT_NETWORK_BRIDGE_DEFAULT=br100
# Set ``GUEST_INTERFACE_DEFAULT`` to some interface on the box so that
# the default isn't completely crazy. This will match ``eth*``, ``em*``, or
# the new ``p*`` interfaces, then basically picks the first
# alphabetically. It's probably wrong, however it's less wrong than
# always using ``eth0`` which doesn't exist on new Linux distros at all.
GUEST_INTERFACE_DEFAULT=$(ip link \
| grep 'state UP' \
| awk '{print $2}' \
| sed 's/://' \
| grep ^[ep] \
| head -1)
# ``NOVA_VNC_ENABLED`` can be used to forcibly enable VNC configuration.
# In multi-node setups allows compute hosts to not run ``n-novnc``.
NOVA_VNC_ENABLED=$(trueorfalse False NOVA_VNC_ENABLED)
# Get hypervisor configuration
# ----------------------------
NOVA_PLUGINS=$TOP_DIR/lib/nova_plugins
if is_service_enabled nova && [[ -r $NOVA_PLUGINS/hypervisor-$VIRT_DRIVER ]]; then
# Load plugin
source $NOVA_PLUGINS/hypervisor-$VIRT_DRIVER
fi
# Nova Network Configuration
# --------------------------
NETWORK_MANAGER=${NETWORK_MANAGER:-${NET_MAN:-FlatDHCPManager}}
VLAN_INTERFACE=${VLAN_INTERFACE:-$GUEST_INTERFACE_DEFAULT}
FLAT_NETWORK_BRIDGE=${FLAT_NETWORK_BRIDGE:-$FLAT_NETWORK_BRIDGE_DEFAULT}
# If you are using the FlatDHCP network mode on multiple hosts, set the
# ``FLAT_INTERFACE`` variable but make sure that the interface doesn't already
# have an IP or you risk breaking things.
#
# **DHCP Warning**: If your flat interface device uses DHCP, there will be a
# hiccup while the network is moved from the flat interface to the flat network
# bridge. This will happen when you launch your first instance. Upon launch
# you will lose all connectivity to the node, and the VM launch will probably
# fail.
#
# If you are running on a single node and don't need to access the VMs from
# devices other than that node, you can set ``FLAT_INTERFACE=``
# This will stop nova from bridging any interfaces into ``FLAT_NETWORK_BRIDGE``.
FLAT_INTERFACE=${FLAT_INTERFACE:-$GUEST_INTERFACE_DEFAULT}
# ``MULTI_HOST`` is a mode where each compute node runs its own network node. This
# allows network operations and routing for a VM to occur on the server that is
# running the VM - removing a SPOF and bandwidth bottleneck.
MULTI_HOST=$(trueorfalse False MULTI_HOST)
# ``NOVA_ALLOW_MOVE_TO_SAME_HOST`` can be set to False in multi node DevStack,
# where there are at least two nova-computes.
NOVA_ALLOW_MOVE_TO_SAME_HOST=$(trueorfalse True NOVA_ALLOW_MOVE_TO_SAME_HOST)
# Test floating pool and range are used for testing. They are defined
# here until the admin APIs can replace nova-manage
TEST_FLOATING_POOL=${TEST_FLOATING_POOL:-test}
TEST_FLOATING_RANGE=${TEST_FLOATING_RANGE:-192.168.253.0/29}
# Other Nova configurations
# ----------------------------
# ``NOVA_USE_SERVICE_TOKEN`` is a mode where service token is passed along with
# user token while communicating to external RESP API's like Neutron, Cinder
# and Glance.
NOVA_USE_SERVICE_TOKEN=$(trueorfalse False NOVA_USE_SERVICE_TOKEN)
# Functions
# ---------
# Test if any Nova services are enabled
# is_nova_enabled
function is_nova_enabled {
[[ ,${DISABLED_SERVICES} =~ ,"nova" ]] && return 1
[[ ,${ENABLED_SERVICES} =~ ,"n-" ]] && return 0
return 1
}
# Test if any Nova Cell services are enabled
# is_nova_enabled
function is_n-cell_enabled {
[[ ,${ENABLED_SERVICES} =~ ,"n-cell" ]] && return 0
return 1
}
# is_nova_console_proxy_compute_tls_enabled() - Test if the Nova Console Proxy
# service has TLS enabled
function is_nova_console_proxy_compute_tls_enabled {
[[ ${NOVA_CONSOLE_PROXY_COMPUTE_TLS} = "True" ]] && return 0
return 1
}
# Helper to clean iptables rules
function clean_iptables {
# Delete rules
sudo iptables -S -v | sed "s/-c [0-9]* [0-9]* //g" | grep "nova" | grep "\-A" | sed "s/-A/-D/g" | awk '{print "sudo iptables",$0}' | bash
# Delete nat rules
sudo iptables -S -v -t nat | sed "s/-c [0-9]* [0-9]* //g" | grep "nova" | grep "\-A" | sed "s/-A/-D/g" | awk '{print "sudo iptables -t nat",$0}' | bash
# Delete chains
sudo iptables -S -v | sed "s/-c [0-9]* [0-9]* //g" | grep "nova" | grep "\-N" | sed "s/-N/-X/g" | awk '{print "sudo iptables",$0}' | bash
# Delete nat chains
sudo iptables -S -v -t nat | sed "s/-c [0-9]* [0-9]* //g" | grep "nova" | grep "\-N" | sed "s/-N/-X/g" | awk '{print "sudo iptables -t nat",$0}' | bash
}
# cleanup_nova() - Remove residual data files, anything left over from previous
# runs that a clean run would need to clean up
function cleanup_nova {
if is_service_enabled n-cpu; then
# Clean iptables from previous runs
clean_iptables
# Destroy old instances
local instances
instances=`sudo virsh list --all | grep $INSTANCE_NAME_PREFIX | sed "s/.*\($INSTANCE_NAME_PREFIX[0-9a-fA-F]*\).*/\1/g"`
if [ ! "$instances" = "" ]; then
echo $instances | xargs -n1 sudo virsh destroy || true
if ! xargs -n1 sudo virsh undefine --managed-save --nvram <<< $instances; then
# Can't delete with nvram flags, then just try without this flag
xargs -n1 sudo virsh undefine --managed-save <<< $instances
fi
fi
# Logout and delete iscsi sessions
local tgts
tgts=$(sudo iscsiadm --mode node | grep $VOLUME_NAME_PREFIX | cut -d ' ' -f2)
local target
for target in $tgts; do
sudo iscsiadm --mode node -T $target --logout || true
done
sudo iscsiadm --mode node --op delete || true
# Clean out the instances directory.
sudo rm -rf $NOVA_INSTANCES_PATH/*
fi
sudo rm -rf $NOVA_STATE_PATH $NOVA_AUTH_CACHE_DIR
# NOTE(dtroyer): This really should be called from here but due to the way
# nova abuses the _cleanup() function we're moving it
# directly into cleanup.sh until this can be fixed.
#if is_service_enabled n-cpu && [[ -r $NOVA_PLUGINS/hypervisor-$VIRT_DRIVER ]]; then
# cleanup_nova_hypervisor
#fi
stop_process "n-api"
stop_process "n-api-meta"
remove_uwsgi_config "$NOVA_UWSGI_CONF" "$NOVA_UWSGI"
remove_uwsgi_config "$NOVA_METADATA_UWSGI_CONF" "$NOVA_METADATA_UWSGI"
}
# configure_nova() - Set config files, create data dirs, etc
function configure_nova {
# Put config files in ``/etc/nova`` for everyone to find
sudo install -d -o $STACK_USER $NOVA_CONF_DIR
configure_rootwrap nova
if [[ "$ENABLED_SERVICES" =~ "n-api" ]]; then
# Get the sample configuration file in place
cp $NOVA_DIR/etc/nova/api-paste.ini $NOVA_CONF_DIR
fi
if is_service_enabled n-cpu; then
# Force IP forwarding on, just on case
sudo sysctl -w net.ipv4.ip_forward=1
if [[ "$VIRT_DRIVER" = 'libvirt' ]]; then
# Check for kvm (hardware based virtualization). If unable to initialize
# kvm, we drop back to the slower emulation mode (qemu). Note: many systems
# come with hardware virtualization disabled in BIOS.
if [[ "$LIBVIRT_TYPE" == "kvm" ]]; then
sudo modprobe kvm || true
if [ ! -e /dev/kvm ]; then
echo "WARNING: Switching to QEMU"
LIBVIRT_TYPE=qemu
if which selinuxenabled >/dev/null 2>&1 && selinuxenabled; then
# https://bugzilla.redhat.com/show_bug.cgi?id=753589
sudo setsebool virt_use_execmem on
fi
fi
fi
# Install and configure **LXC** if specified. LXC is another approach to
# splitting a system into many smaller parts. LXC uses cgroups and chroot
# to simulate multiple systems.
if [[ "$LIBVIRT_TYPE" == "lxc" ]]; then
if is_ubuntu; then
# enable nbd for lxc unless you're using an lvm backend
# otherwise you can't boot instances
if [[ "$NOVA_BACKEND" != "LVM" ]]; then
sudo modprobe nbd
fi
fi
fi
fi
# Instance Storage
# ----------------
# Nova stores each instance in its own directory.
sudo install -d -o $STACK_USER $NOVA_INSTANCES_PATH
# You can specify a different disk to be mounted and used for backing the
# virtual machines. If there is a partition labeled nova-instances we
# mount it (ext filesystems can be labeled via e2label).
if [ -L /dev/disk/by-label/nova-instances ]; then
if ! mount -n | grep -q $NOVA_INSTANCES_PATH; then
sudo mount -L nova-instances $NOVA_INSTANCES_PATH
sudo chown -R $STACK_USER $NOVA_INSTANCES_PATH
fi
fi
if is_suse; then
# iscsid is not started by default
start_service iscsid
fi
fi
# Rebuild the config file from scratch
create_nova_conf
if is_service_enabled n-cpu && [[ -r $NOVA_PLUGINS/hypervisor-$VIRT_DRIVER ]]; then
# Configure hypervisor plugin
configure_nova_hypervisor
fi
}
# create_nova_accounts() - Set up common required nova accounts
#
# Project User Roles
# ------------------------------------------------------------------
# SERVICE_PROJECT_NAME nova admin
# SERVICE_PROJECT_NAME nova ResellerAdmin (if Swift is enabled)
function create_nova_accounts {
# Nova
if [[ "$ENABLED_SERVICES" =~ "n-api" ]]; then
# NOTE(jamielennox): Nova doesn't need the admin role here, however neutron uses
# this service user when notifying nova of changes and that requires the admin role.
create_service_user "nova" "admin"
local nova_api_url
if [[ "$NOVA_USE_MOD_WSGI" == "False" ]]; then
nova_api_url="$NOVA_SERVICE_PROTOCOL://$NOVA_SERVICE_HOST:$NOVA_SERVICE_PORT"
else
nova_api_url="$NOVA_SERVICE_PROTOCOL://$NOVA_SERVICE_HOST/compute"
fi
get_or_create_service "nova_legacy" "compute_legacy" "Nova Compute Service (Legacy 2.0)"
get_or_create_endpoint \
"compute_legacy" \
"$REGION_NAME" \
"$nova_api_url/v2/\$(project_id)s"
get_or_create_service "nova" "compute" "Nova Compute Service"
get_or_create_endpoint \
"compute" \
"$REGION_NAME" \
"$nova_api_url/v2.1"
fi
if is_service_enabled n-api; then
# Swift
if is_service_enabled swift; then
# Nova needs ResellerAdmin role to download images when accessing
# swift through the s3 api.
get_or_add_user_project_role ResellerAdmin nova $SERVICE_PROJECT_NAME $SERVICE_DOMAIN_NAME $SERVICE_DOMAIN_NAME
fi
fi
# S3
if is_service_enabled swift3; then
get_or_create_service "s3" "s3" "S3"
get_or_create_endpoint \
"s3" \
"$REGION_NAME" \
"http://$SERVICE_HOST:$S3_SERVICE_PORT" \
"http://$SERVICE_HOST:$S3_SERVICE_PORT" \
"http://$SERVICE_HOST:$S3_SERVICE_PORT"
fi
}
# create_nova_conf() - Create a new nova.conf file
function create_nova_conf {
# Remove legacy ``nova.conf``
rm -f $NOVA_DIR/bin/nova.conf
# (Re)create ``nova.conf``
rm -f $NOVA_CONF
iniset $NOVA_CONF DEFAULT debug "$ENABLE_DEBUG_LOG_LEVEL"
if [ "$NOVA_ALLOW_MOVE_TO_SAME_HOST" == "True" ]; then
iniset $NOVA_CONF DEFAULT allow_resize_to_same_host "True"
fi
iniset $NOVA_CONF wsgi api_paste_config "$NOVA_API_PASTE_INI"
iniset $NOVA_CONF DEFAULT rootwrap_config "$NOVA_CONF_DIR/rootwrap.conf"
iniset $NOVA_CONF scheduler driver "$SCHEDULER"
iniset $NOVA_CONF filter_scheduler enabled_filters "$FILTERS"
if [[ $SCHEDULER == "filter_scheduler" ]]; then
iniset $NOVA_CONF scheduler workers "$API_WORKERS"
fi
iniset $NOVA_CONF DEFAULT default_floating_pool "$PUBLIC_NETWORK_NAME"
if [[ $SERVICE_IP_VERSION == 6 ]]; then
iniset $NOVA_CONF DEFAULT my_ip "$HOST_IPV6"
iniset $NOVA_CONF DEFAULT use_ipv6 "True"
else
iniset $NOVA_CONF DEFAULT my_ip "$HOST_IP"
fi
iniset $NOVA_CONF DEFAULT instance_name_template "${INSTANCE_NAME_PREFIX}%08x"
iniset $NOVA_CONF DEFAULT osapi_compute_listen "$NOVA_SERVICE_LISTEN_ADDRESS"
iniset $NOVA_CONF DEFAULT metadata_listen "$NOVA_SERVICE_LISTEN_ADDRESS"
iniset $NOVA_CONF key_manager backend nova.keymgr.conf_key_mgr.ConfKeyManager
if is_fedora || is_suse; then
# nova defaults to /usr/local/bin, but fedora and suse pip like to
# install things in /usr/bin
iniset $NOVA_CONF DEFAULT bindir "/usr/bin"
fi
# only setup database connections if there are services that
# require them running on the host. The ensures that n-cpu doesn't
# leak a need to use the db in a multinode scenario.
if is_service_enabled n-api n-cond n-sched; then
# If we're in multi-tier cells mode, we want our control services pointing
# at cell0 instead of cell1 to ensure isolation. If not, we point everything
# at the main database like normal.
if [[ "$CELLSV2_SETUP" == "singleconductor" ]]; then
local db="nova_cell1"
else
local db="nova_cell0"
# When in superconductor mode, nova-compute can't send instance
# info updates to the scheduler, so just disable it.
iniset $NOVA_CONF filter_scheduler track_instance_changes False
fi
iniset $NOVA_CONF database connection `database_connection_url $db`
iniset $NOVA_CONF api_database connection `database_connection_url nova_api`
fi
if is_service_enabled n-api; then
if is_service_enabled n-api-meta; then
# If running n-api-meta as a separate service
NOVA_ENABLED_APIS=$(echo $NOVA_ENABLED_APIS | sed "s/,metadata//")
fi
iniset $NOVA_CONF DEFAULT enabled_apis "$NOVA_ENABLED_APIS"
if is_service_enabled tls-proxy && [ "$NOVA_USE_MOD_WSGI" == "False" ]; then
# Set the service port for a proxy to take the original
iniset $NOVA_CONF DEFAULT osapi_compute_listen_port "$NOVA_SERVICE_PORT_INT"
iniset $NOVA_CONF DEFAULT osapi_compute_link_prefix $NOVA_SERVICE_PROTOCOL://$NOVA_SERVICE_HOST:$NOVA_SERVICE_PORT
fi
configure_auth_token_middleware $NOVA_CONF nova $NOVA_AUTH_CACHE_DIR
fi
if is_service_enabled cinder; then
if is_service_enabled tls-proxy; then
CINDER_SERVICE_HOST=${CINDER_SERVICE_HOST:-$SERVICE_HOST}
CINDER_SERVICE_PORT=${CINDER_SERVICE_PORT:-8776}
iniset $NOVA_CONF cinder cafile $SSL_BUNDLE_FILE
fi
fi
if [ -n "$NOVA_STATE_PATH" ]; then
iniset $NOVA_CONF DEFAULT state_path "$NOVA_STATE_PATH"
iniset $NOVA_CONF oslo_concurrency lock_path "$NOVA_STATE_PATH"
fi
if [ -n "$NOVA_INSTANCES_PATH" ]; then
iniset $NOVA_CONF DEFAULT instances_path "$NOVA_INSTANCES_PATH"
fi
if [ "$MULTI_HOST" != "False" ]; then
iniset $NOVA_CONF DEFAULT multi_host "True"
iniset $NOVA_CONF DEFAULT send_arp_for_ha "True"
fi
if [ "$SYSLOG" != "False" ]; then
iniset $NOVA_CONF DEFAULT use_syslog "True"
fi
if [ "$FORCE_CONFIG_DRIVE" != "False" ]; then
iniset $NOVA_CONF DEFAULT force_config_drive "$FORCE_CONFIG_DRIVE"
fi
# nova defaults to genisoimage but only mkisofs is available for 15.0+
if is_suse; then
iniset $NOVA_CONF DEFAULT mkisofs_cmd /usr/bin/mkisofs
fi
# Format logging
setup_logging $NOVA_CONF
iniset $NOVA_CONF upgrade_levels compute "auto"
write_uwsgi_config "$NOVA_UWSGI_CONF" "$NOVA_UWSGI" "/compute"
write_uwsgi_config "$NOVA_METADATA_UWSGI_CONF" "$NOVA_METADATA_UWSGI" "" "$SERVICE_LISTEN_ADDRESS:${METADATA_SERVICE_PORT}"
if is_service_enabled ceilometer; then
iniset $NOVA_CONF DEFAULT instance_usage_audit "True"
iniset $NOVA_CONF DEFAULT instance_usage_audit_period "hour"
iniset $NOVA_CONF DEFAULT notify_on_state_change "vm_and_task_state"
fi
# Set the oslo messaging driver to the typical default. This does not
# enable notifications, but it will allow them to function when enabled.
iniset $NOVA_CONF oslo_messaging_notifications driver "messagingv2"
iniset $NOVA_CONF oslo_messaging_notifications transport_url $(get_notification_url)
iniset_rpc_backend nova $NOVA_CONF
iniset $NOVA_CONF DEFAULT osapi_compute_workers "$API_WORKERS"
iniset $NOVA_CONF DEFAULT metadata_workers "$API_WORKERS"
# don't let the conductor get out of control now that we're using a pure python db driver
iniset $NOVA_CONF conductor workers "$API_WORKERS"
iniset $NOVA_CONF cinder os_region_name "$REGION_NAME"
if is_service_enabled tls-proxy; then
iniset $NOVA_CONF DEFAULT glance_protocol https
iniset $NOVA_CONF oslo_middleware enable_proxy_headers_parsing True
fi
iniset $NOVA_CONF DEFAULT graceful_shutdown_timeout "$SERVICE_GRACEFUL_SHUTDOWN_TIMEOUT"
# Setup logging for nova-dhcpbridge command line
sudo cp "$NOVA_CONF" "$NOVA_CONF_DIR/nova-dhcpbridge.conf"
if is_service_enabled n-net; then
local service="n-dhcp"
local logfile="${service}.log.${CURRENT_LOG_TIME}"
local real_logfile="${LOGDIR}/${logfile}"
if [[ -n ${LOGDIR} ]]; then
bash -c "cd '$LOGDIR' && ln -sf '$logfile' ${service}.log"
iniset "$NOVA_CONF_DIR/nova-dhcpbridge.conf" DEFAULT log_file "$real_logfile"
fi
iniset $NOVA_CONF DEFAULT dhcpbridge_flagfile "$NOVA_CONF_DIR/nova-dhcpbridge.conf"
fi
if [ "$NOVA_USE_SERVICE_TOKEN" == "True" ]; then
init_nova_service_user_conf
fi
if is_service_enabled n-cond; then
for i in $(seq 1 $NOVA_NUM_CELLS); do
local conf
local vhost
conf=$(conductor_conf $i)
vhost="nova_cell${i}"
# clean old conductor conf
rm -f $conf
iniset $conf database connection `database_connection_url nova_cell${i}`
iniset $conf conductor workers "$API_WORKERS"
iniset $conf DEFAULT debug "$ENABLE_DEBUG_LOG_LEVEL"
# if we have a singleconductor, we don't have per host message queues.
if [[ "${CELLSV2_SETUP}" == "singleconductor" ]]; then
iniset_rpc_backend nova $conf DEFAULT
else
rpc_backend_add_vhost $vhost
iniset_rpc_backend nova $conf DEFAULT $vhost
# When running in superconductor mode, the cell conductor
# must be configured to talk to the placement service for
# reschedules to work.
if is_service_enabled placement placement-client; then
configure_placement_nova_compute $conf
fi
fi
# Format logging
setup_logging $conf
done
fi
# Console proxy configuration has to go after conductor configuration
# because the per cell config file nova_cellN.conf is cleared out as part
# of conductor configuration.
if [[ "${CELLSV2_SETUP}" == "singleconductor" ]]; then
configure_console_proxies
else
for i in $(seq 1 $NOVA_NUM_CELLS); do
local conf
conf=$(conductor_conf $i)
configure_console_proxies $conf
done
fi
}
function configure_console_compute {
# All nova-compute workers need to know the vnc configuration options
# These settings don't hurt anything if n-xvnc and n-novnc are disabled
if is_service_enabled n-cpu; then
NOVNCPROXY_URL=${NOVNCPROXY_URL:-"http://$SERVICE_HOST:6080/vnc_auto.html"}
iniset $NOVA_CPU_CONF vnc novncproxy_base_url "$NOVNCPROXY_URL"
XVPVNCPROXY_URL=${XVPVNCPROXY_URL:-"http://$SERVICE_HOST:6081/console"}
iniset $NOVA_CPU_CONF vnc xvpvncproxy_base_url "$XVPVNCPROXY_URL"
SPICEHTML5PROXY_URL=${SPICEHTML5PROXY_URL:-"http://$SERVICE_HOST:6082/spice_auto.html"}
iniset $NOVA_CPU_CONF spice html5proxy_base_url "$SPICEHTML5PROXY_URL"
fi
if is_service_enabled n-novnc || is_service_enabled n-xvnc || [ "$NOVA_VNC_ENABLED" != False ]; then
# Address on which instance vncservers will listen on compute hosts.
# For multi-host, this should be the management ip of the compute host.
VNCSERVER_LISTEN=${VNCSERVER_LISTEN=$NOVA_SERVICE_LOCAL_HOST}
VNCSERVER_PROXYCLIENT_ADDRESS=${VNCSERVER_PROXYCLIENT_ADDRESS=$NOVA_SERVICE_LOCAL_HOST}
iniset $NOVA_CPU_CONF vnc server_listen "$VNCSERVER_LISTEN"
iniset $NOVA_CPU_CONF vnc server_proxyclient_address "$VNCSERVER_PROXYCLIENT_ADDRESS"
else
iniset $NOVA_CPU_CONF vnc enabled false
fi
if is_service_enabled n-spice; then
# Address on which instance spiceservers will listen on compute hosts.
# For multi-host, this should be the management ip of the compute host.
SPICESERVER_PROXYCLIENT_ADDRESS=${SPICESERVER_PROXYCLIENT_ADDRESS=$NOVA_SERVICE_LOCAL_HOST}
SPICESERVER_LISTEN=${SPICESERVER_LISTEN=$NOVA_SERVICE_LOCAL_HOST}
iniset $NOVA_CPU_CONF spice enabled true
iniset $NOVA_CPU_CONF spice server_listen "$SPICESERVER_LISTEN"
iniset $NOVA_CPU_CONF spice server_proxyclient_address "$SPICESERVER_PROXYCLIENT_ADDRESS"
fi
if is_service_enabled n-sproxy; then
iniset $NOVA_CPU_CONF serial_console enabled True
fi
}
function configure_console_proxies {
# Use the provided config file path or default to $NOVA_CONF.
local conf=${1:-$NOVA_CONF}
if is_service_enabled n-novnc || is_service_enabled n-xvnc || [ "$NOVA_VNC_ENABLED" != False ]; then
iniset $conf vnc novncproxy_host "$NOVA_SERVICE_LISTEN_ADDRESS"
iniset $conf vnc xvpvncproxy_host "$NOVA_SERVICE_LISTEN_ADDRESS"
if is_nova_console_proxy_compute_tls_enabled ; then
iniset $conf vnc auth_schemes "vencrypt"
iniset $conf vnc vencrypt_client_key "/etc/pki/nova-novnc/client-key.pem"
iniset $conf vnc vencrypt_client_cert "/etc/pki/nova-novnc/client-cert.pem"
iniset $conf vnc vencrypt_ca_certs "/etc/pki/nova-novnc/ca-cert.pem"
sudo mkdir -p /etc/pki/nova-novnc
deploy_int_CA /etc/pki/nova-novnc/ca-cert.pem
deploy_int_cert /etc/pki/nova-novnc/client-cert.pem /etc/pki/nova-novnc/client-key.pem
fi
fi
if is_service_enabled n-spice; then
iniset $conf spice html5proxy_host "$NOVA_SERVICE_LISTEN_ADDRESS"
fi
if is_service_enabled n-sproxy; then
iniset $conf serial_console serialproxy_host "$NOVA_SERVICE_LISTEN_ADDRESS"
fi
}
function init_nova_service_user_conf {
iniset $NOVA_CONF service_user send_service_user_token True
iniset $NOVA_CONF service_user auth_type password
iniset $NOVA_CONF service_user auth_url "$KEYSTONE_SERVICE_URI"
iniset $NOVA_CONF service_user username nova
iniset $NOVA_CONF service_user password "$SERVICE_PASSWORD"
iniset $NOVA_CONF service_user user_domain_name "$SERVICE_DOMAIN_NAME"
iniset $NOVA_CONF service_user project_name "$SERVICE_PROJECT_NAME"
iniset $NOVA_CONF service_user project_domain_name "$SERVICE_DOMAIN_NAME"
iniset $NOVA_CONF service_user auth_strategy keystone
}
function conductor_conf {
local cell="$1"
echo "${NOVA_CONF_DIR}/nova_cell${cell}.conf"
}
function init_nova_cells {
if is_service_enabled n-cell; then
cp $NOVA_CONF $NOVA_CELLS_CONF
iniset $NOVA_CELLS_CONF database connection `database_connection_url $NOVA_CELLS_DB`
rpc_backend_add_vhost child_cell
iniset_rpc_backend nova $NOVA_CELLS_CONF DEFAULT child_cell
iniset $NOVA_CELLS_CONF DEFAULT dhcpbridge_flagfile $NOVA_CELLS_CONF
iniset $NOVA_CELLS_CONF cells enable True
iniset $NOVA_CELLS_CONF cells cell_type compute
iniset $NOVA_CELLS_CONF cells name child
iniset $NOVA_CONF cells enable True
iniset $NOVA_CONF cells cell_type api
iniset $NOVA_CONF cells name region
if is_service_enabled n-api-meta; then
NOVA_ENABLED_APIS=$(echo $NOVA_ENABLED_APIS | sed "s/,metadata//")
iniset $NOVA_CONF DEFAULT enabled_apis $NOVA_ENABLED_APIS
iniset $NOVA_CELLS_CONF DEFAULT enabled_apis metadata
fi
# Cells v1 conductor should be the nova-cells.conf
NOVA_COND_CONF=$NOVA_CELLS_CONF
time_start "dbsync"
$NOVA_BIN_DIR/nova-manage --config-file $NOVA_CELLS_CONF db sync
time_stop "dbsync"
$NOVA_BIN_DIR/nova-manage --config-file $NOVA_CELLS_CONF cell create --name=region --cell_type=parent --username=$RABBIT_USERID --hostname=$RABBIT_HOST --port=5672 --password=$RABBIT_PASSWORD --virtual_host=/ --woffset=0 --wscale=1
$NOVA_BIN_DIR/nova-manage cell create --name=child --cell_type=child --username=$RABBIT_USERID --hostname=$RABBIT_HOST --port=5672 --password=$RABBIT_PASSWORD --virtual_host=child_cell --woffset=0 --wscale=1
# Creates the single cells v2 cell for the child cell (v1) nova db.
$NOVA_BIN_DIR/nova-manage --config-file $NOVA_CELLS_CONF cell_v2 create_cell \
--transport-url $(get_transport_url child_cell) --name 'cell1'
fi
}
# create_nova_cache_dir() - Part of the init_nova() process
function create_nova_cache_dir {
# Create cache dir
sudo install -d -o $STACK_USER $NOVA_AUTH_CACHE_DIR
rm -f $NOVA_AUTH_CACHE_DIR/*
}
function create_nova_conf_nova_network {
local public_interface=${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 $NOVA_CONF DEFAULT vlan_interface "$VLAN_INTERFACE"
iniset $NOVA_CONF DEFAULT flat_network_bridge "$FLAT_NETWORK_BRIDGE"
if [ -n "$FLAT_INTERFACE" ]; then
iniset $NOVA_CONF DEFAULT flat_interface "$FLAT_INTERFACE"
fi
iniset $NOVA_CONF DEFAULT use_neutron False
}
# create_nova_keys_dir() - Part of the init_nova() process
function create_nova_keys_dir {
# Create keys dir
sudo install -d -o $STACK_USER ${NOVA_STATE_PATH} ${NOVA_STATE_PATH}/keys
}
# init_nova() - Initialize databases, etc.
function init_nova {
# All nova components talk to a central database.
# Only do this step once on the API node for an entire cluster.
if is_service_enabled $DATABASE_BACKENDS && is_service_enabled n-api; then
recreate_database $NOVA_API_DB
$NOVA_BIN_DIR/nova-manage --config-file $NOVA_CONF api_db sync
recreate_database nova_cell0
# map_cell0 will create the cell mapping record in the nova_api DB so
# this needs to come after the api_db sync happens. We also want to run
# this before the db sync below since that will migrate both the nova
# and nova_cell0 databases.
$NOVA_BIN_DIR/nova-manage cell_v2 map_cell0 --database_connection `database_connection_url nova_cell0`
# (Re)create nova databases
for i in $(seq 1 $NOVA_NUM_CELLS); do
recreate_database nova_cell${i}
$NOVA_BIN_DIR/nova-manage --config-file $(conductor_conf $i) db sync --local_cell
done
# Migrate nova and nova_cell0 databases.
$NOVA_BIN_DIR/nova-manage --config-file $NOVA_CONF db sync
if is_service_enabled n-cell; then
recreate_database $NOVA_CELLS_DB
fi
# Run online migrations on the new databases
# Needed for flavor conversion
$NOVA_BIN_DIR/nova-manage --config-file $NOVA_CONF db online_data_migrations
# create the cell1 cell for the main nova db where the hosts live
for i in $(seq 1 $NOVA_NUM_CELLS); do
$NOVA_BIN_DIR/nova-manage --config-file $NOVA_CONF --config-file $(conductor_conf $i) cell_v2 create_cell --name "cell$i"
done
fi
create_nova_cache_dir
create_nova_keys_dir
if [[ "$NOVA_BACKEND" == "LVM" ]]; then
init_default_lvm_volume_group
fi
}
# install_novaclient() - Collect source and prepare
function install_novaclient {
if use_library_from_git "python-novaclient"; then
git_clone_by_name "python-novaclient"
setup_dev_lib "python-novaclient"
sudo install -D -m 0644 -o $STACK_USER {${GITDIR["python-novaclient"]}/tools/,/etc/bash_completion.d/}nova.bash_completion
fi
}
# install_nova() - Collect source and prepare
function install_nova {
# Install os-vif
if use_library_from_git "os-vif"; then
git_clone_by_name "os-vif"
setup_dev_lib "os-vif"
fi
if is_service_enabled n-cpu && [[ -r $NOVA_PLUGINS/hypervisor-$VIRT_DRIVER ]]; then
install_nova_hypervisor
fi
if is_service_enabled n-novnc; then
# a websockets/html5 or flash powered VNC console for vm instances
NOVNC_FROM_PACKAGE=$(trueorfalse False NOVNC_FROM_PACKAGE)
if [ "$NOVNC_FROM_PACKAGE" = "True" ]; then
NOVNC_WEB_DIR=/usr/share/novnc
install_package novnc
else
NOVNC_WEB_DIR=$DEST/noVNC
git_clone $NOVNC_REPO $NOVNC_WEB_DIR $NOVNC_BRANCH
fi
fi
if is_service_enabled n-spice; then
# a websockets/html5 or flash powered SPICE console for vm instances
SPICE_FROM_PACKAGE=$(trueorfalse True SPICE_FROM_PACKAGE)
if [ "$SPICE_FROM_PACKAGE" = "True" ]; then
SPICE_WEB_DIR=/usr/share/spice-html5
install_package spice-html5
else
SPICE_WEB_DIR=$DEST/spice-html5
git_clone $SPICE_REPO $SPICE_WEB_DIR $SPICE_BRANCH
fi
fi
git_clone $NOVA_REPO $NOVA_DIR $NOVA_BRANCH
setup_develop $NOVA_DIR
sudo install -D -m 0644 -o $STACK_USER {$NOVA_DIR/tools/,/etc/bash_completion.d/}nova-manage.bash_completion
}
# start_nova_api() - Start the API process ahead of other things
function start_nova_api {
# Get right service port for testing
local service_port=$NOVA_SERVICE_PORT
local service_protocol=$NOVA_SERVICE_PROTOCOL
local nova_url
if is_service_enabled tls-proxy; then
service_port=$NOVA_SERVICE_PORT_INT
service_protocol="http"
fi
# Hack to set the path for rootwrap
local old_path=$PATH
export PATH=$NOVA_BIN_DIR:$PATH
if [ "$NOVA_USE_MOD_WSGI" == "False" ]; then
run_process n-api "$NOVA_BIN_DIR/nova-api"
nova_url=$service_protocol://$SERVICE_HOST:$service_port
# Start proxy if tsl enabled
if is_service_enabled tls-proxy; then
start_tls_proxy nova '*' $NOVA_SERVICE_PORT $NOVA_SERVICE_HOST $NOVA_SERVICE_PORT_INT
fi
else
run_process "n-api" "$NOVA_BIN_DIR/uwsgi --procname-prefix nova-api --ini $NOVA_UWSGI_CONF"
nova_url=$service_protocol://$SERVICE_HOST/compute/v2.1/
fi
echo "Waiting for nova-api to start..."
if ! wait_for_service $SERVICE_TIMEOUT $nova_url; then
die $LINENO "nova-api did not start"
fi
export PATH=$old_path
}
# Detect and setup conditions under which singleconductor setup is
# needed. Notably cellsv1.
function _set_singleconductor {
# NOTE(danms): Don't setup conductor fleet for cellsv1
if is_service_enabled n-cell; then
CELLSV2_SETUP="singleconductor"
fi
}
# start_nova_compute() - Start the compute process
function start_nova_compute {
# Hack to set the path for rootwrap
local old_path=$PATH
export PATH=$NOVA_BIN_DIR:$PATH
if is_service_enabled n-cell; then
local compute_cell_conf=$NOVA_CELLS_CONF
else
local compute_cell_conf=$NOVA_CONF
fi
if [[ "${CELLSV2_SETUP}" == "singleconductor" ]]; then
# NOTE(danms): Grenade doesn't setup multi-cell rabbit, so
# skip these bits and use the normal config.
NOVA_CPU_CONF=$compute_cell_conf
echo "Skipping multi-cell conductor fleet setup"
else
# "${CELLSV2_SETUP}" is "superconductor"
cp $compute_cell_conf $NOVA_CPU_CONF
# FIXME(danms): Should this be configurable?
iniset $NOVA_CPU_CONF workarounds disable_group_policy_check_upcall True
# Since the nova-compute service cannot reach nova-scheduler over
# RPC, we also disable track_instance_changes.
iniset $NOVA_CPU_CONF filter_scheduler track_instance_changes False
iniset_rpc_backend nova $NOVA_CPU_CONF DEFAULT "nova_cell${NOVA_CPU_CELL}"
# Make sure we nuke any database config
inidelete $NOVA_CPU_CONF database connection
inidelete $NOVA_CPU_CONF api_database connection
fi
# Console proxies were configured earlier in create_nova_conf. Now that the
# nova-cpu.conf has been created, configure the console settings required
# by the compute process.
configure_console_compute
if [[ "$VIRT_DRIVER" = 'libvirt' ]]; then
# The group **$LIBVIRT_GROUP** is added to the current user in this script.
# ``sg`` is used in run_process to execute nova-compute as a member of the
# **$LIBVIRT_GROUP** group.
run_process n-cpu "$NOVA_BIN_DIR/nova-compute --config-file $NOVA_CPU_CONF" $LIBVIRT_GROUP
elif [[ "$VIRT_DRIVER" = 'lxd' ]]; then
run_process n-cpu "$NOVA_BIN_DIR/nova-compute --config-file $NOVA_CPU_CONF" $LXD_GROUP
elif [[ "$VIRT_DRIVER" = 'docker' || "$VIRT_DRIVER" = 'zun' ]]; then
run_process n-cpu "$NOVA_BIN_DIR/nova-compute --config-file $NOVA_CPU_CONF" $DOCKER_GROUP
elif [[ "$VIRT_DRIVER" = 'fake' ]]; then
local i
for i in `seq 1 $NUMBER_FAKE_NOVA_COMPUTE`; do
# Avoid process redirection of fake host configurations by
# creating or modifying real configurations. Each fake
# gets its own configuration and own log file.
local fake_conf="${NOVA_FAKE_CONF}-${i}"
iniset $fake_conf DEFAULT host "${HOSTNAME}${i}"
run_process "n-cpu-${i}" "$NOVA_BIN_DIR/nova-compute --config-file $NOVA_CPU_CONF --config-file $fake_conf"
done
else
if is_service_enabled n-cpu && [[ -r $NOVA_PLUGINS/hypervisor-$VIRT_DRIVER ]]; then
start_nova_hypervisor
fi
run_process n-cpu "$NOVA_BIN_DIR/nova-compute --config-file $NOVA_CPU_CONF"
fi
export PATH=$old_path
}
# start_nova() - Start running processes
function start_nova_rest {
# Hack to set the path for rootwrap
local old_path=$PATH
export PATH=$NOVA_BIN_DIR:$PATH
local api_cell_conf=$NOVA_CONF
if is_service_enabled n-cell; then
local compute_cell_conf=$NOVA_CELLS_CONF
else
local compute_cell_conf=$NOVA_CONF
fi
# ``run_process`` checks ``is_service_enabled``, it is not needed here
run_process n-cell-region "$NOVA_BIN_DIR/nova-cells --config-file $api_cell_conf"
run_process n-cell-child "$NOVA_BIN_DIR/nova-cells --config-file $compute_cell_conf"
if is_service_enabled n-net; then
if ! running_in_container; then
enable_kernel_bridge_firewall
fi
fi
run_process n-net "$NOVA_BIN_DIR/nova-network --config-file $compute_cell_conf"
run_process n-sch "$NOVA_BIN_DIR/nova-scheduler --config-file $compute_cell_conf"
if [ "$NOVA_USE_MOD_WSGI" == "False" ]; then
run_process n-api-meta "$NOVA_BIN_DIR/nova-api-metadata --config-file $compute_cell_conf"
else
run_process n-api-meta "$NOVA_BIN_DIR/uwsgi --procname-prefix nova-api-meta --ini $NOVA_METADATA_UWSGI_CONF"
fi
# nova-consoleauth always runs globally
run_process n-cauth "$NOVA_BIN_DIR/nova-consoleauth --config-file $api_cell_conf"
export PATH=$old_path
}
function enable_nova_console_proxies {
for i in $(seq 1 $NOVA_NUM_CELLS); do
for srv in n-novnc n-xvnc n-spice n-sproxy; do
if is_service_enabled $srv; then
enable_service ${srv}-cell${i}
fi
done
done
}
function start_nova_console_proxies {
# Hack to set the path for rootwrap
local old_path=$PATH
# This is needed to find the nova conf
export PATH=$NOVA_BIN_DIR:$PATH
local api_cell_conf=$NOVA_CONF
# console proxies run globally for singleconductor, else they run per cell
if [[ "${CELLSV2_SETUP}" == "singleconductor" ]]; then
run_process n-novnc "$NOVA_BIN_DIR/nova-novncproxy --config-file $api_cell_conf --web $NOVNC_WEB_DIR"
run_process n-xvnc "$NOVA_BIN_DIR/nova-xvpvncproxy --config-file $api_cell_conf"
run_process n-spice "$NOVA_BIN_DIR/nova-spicehtml5proxy --config-file $api_cell_conf --web $SPICE_WEB_DIR"
run_process n-sproxy "$NOVA_BIN_DIR/nova-serialproxy --config-file $api_cell_conf"
else
enable_nova_console_proxies
for i in $(seq 1 $NOVA_NUM_CELLS); do
local conf
conf=$(conductor_conf $i)
run_process n-novnc-cell${i} "$NOVA_BIN_DIR/nova-novncproxy --config-file $conf --web $NOVNC_WEB_DIR"
run_process n-xvnc-cell${i} "$NOVA_BIN_DIR/nova-xvpvncproxy --config-file $conf"
run_process n-spice-cell${i} "$NOVA_BIN_DIR/nova-spicehtml5proxy --config-file $conf --web $SPICE_WEB_DIR"
run_process n-sproxy-cell${i} "$NOVA_BIN_DIR/nova-serialproxy --config-file $conf"
done
fi
export PATH=$old_path
}
function enable_nova_fleet {
if is_service_enabled n-cond; then
enable_service n-super-cond
for i in $(seq 1 $NOVA_NUM_CELLS); do
enable_service n-cond-cell${i}
done
fi
}
function start_nova_conductor {
if [[ "${CELLSV2_SETUP}" == "singleconductor" ]]; then
echo "Starting nova-conductor in a cellsv1-compatible way"
run_process n-cond "$NOVA_BIN_DIR/nova-conductor --config-file $NOVA_COND_CONF"
return
fi
enable_nova_fleet
if is_service_enabled n-super-cond; then
run_process n-super-cond "$NOVA_BIN_DIR/nova-conductor --config-file $NOVA_COND_CONF"
fi
for i in $(seq 1 $NOVA_NUM_CELLS); do
if is_service_enabled n-cond-cell${i}; then
local conf
conf=$(conductor_conf $i)
run_process n-cond-cell${i} "$NOVA_BIN_DIR/nova-conductor --config-file $conf"
fi
done
}
function is_nova_ready {
# NOTE(sdague): with cells v2 all the compute services must be up
# and checked into the database before discover_hosts is run. This
# happens in all in one installs by accident, because > 30 seconds
# happen between here and the script ending. However, in multinode
# tests this can very often not be the case. So ensure that the
# compute is up before we move on.
if is_service_enabled n-cell; then
# cells v1 can't complete the check below because it munges
# hostnames with cell information (grumble grumble).
return
fi
# TODO(sdague): honestly, this probably should be a plug point for
# an external system.
if [[ "$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
}
function start_nova {
# this catches the cells v1 case early
_set_singleconductor
start_nova_rest
start_nova_console_proxies
start_nova_conductor
start_nova_compute
if is_service_enabled n-api; then
# dump the cell mapping to ensure life is good
echo "Dumping cells_v2 mapping"
$NOVA_BIN_DIR/nova-manage cell_v2 list_cells --verbose
fi
}
function stop_nova_compute {
if [ "$VIRT_DRIVER" == "fake" ]; then
local i
for i in `seq 1 $NUMBER_FAKE_NOVA_COMPUTE`; do
stop_process n-cpu-${i}
done
else
stop_process n-cpu
fi
if is_service_enabled n-cpu && [[ -r $NOVA_PLUGINS/hypervisor-$VIRT_DRIVER ]]; then
stop_nova_hypervisor
fi
}
function stop_nova_rest {
# Kill the non-compute nova processes
for serv in n-api n-api-meta n-net n-sch n-cauth n-cell n-cell; do
stop_process $serv
done
}
function stop_nova_console_proxies {
if [[ "${CELLSV2_SETUP}" == "singleconductor" ]]; then
for srv in n-novnc n-xvnc n-spice n-sproxy; do
stop_process $srv
done
else
enable_nova_console_proxies
for i in $(seq 1 $NOVA_NUM_CELLS); do
for srv in n-novnc n-xvnc n-spice n-sproxy; do
stop_process ${srv}-cell${i}
done
done
fi
}
function stop_nova_conductor {
if [[ "${CELLSV2_SETUP}" == "singleconductor" ]]; then
stop_process n-cond
return
fi
enable_nova_fleet
for srv in n-super-cond $(seq -f n-cond-cell%0.f 1 $NOVA_NUM_CELLS); do
if is_service_enabled $srv; then
stop_process $srv
fi
done
}
# stop_nova() - Stop running processes
function stop_nova {
stop_nova_rest
stop_nova_console_proxies
stop_nova_conductor
stop_nova_compute
}
# create_instance_types(): Create default flavors
function create_flavors {
if is_service_enabled n-api; then
if ! openstack --os-region-name="$REGION_NAME" flavor list | grep -q ds512M; then
# Note that danms hates these flavors and apologizes for sdague
openstack --os-region-name="$REGION_NAME" flavor create --id c1 --ram 256 --disk 0 --vcpus 1 cirros256
openstack --os-region-name="$REGION_NAME" flavor create --id d1 --ram 512 --disk 5 --vcpus 1 ds512M
openstack --os-region-name="$REGION_NAME" flavor create --id d2 --ram 1024 --disk 10 --vcpus 1 ds1G
openstack --os-region-name="$REGION_NAME" flavor create --id d3 --ram 2048 --disk 10 --vcpus 2 ds2G
openstack --os-region-name="$REGION_NAME" flavor create --id d4 --ram 4096 --disk 20 --vcpus 4 ds4G
fi
if ! openstack --os-region-name="$REGION_NAME" flavor list | grep -q m1.tiny; then
openstack --os-region-name="$REGION_NAME" flavor create --id 1 --ram 512 --disk 1 --vcpus 1 m1.tiny
openstack --os-region-name="$REGION_NAME" flavor create --id 2 --ram 2048 --disk 20 --vcpus 1 m1.small
openstack --os-region-name="$REGION_NAME" flavor create --id 3 --ram 4096 --disk 40 --vcpus 2 m1.medium
openstack --os-region-name="$REGION_NAME" flavor create --id 4 --ram 8192 --disk 80 --vcpus 4 m1.large
openstack --os-region-name="$REGION_NAME" flavor create --id 5 --ram 16384 --disk 160 --vcpus 8 m1.xlarge
fi
fi
}
# Restore xtrace
$_XTRACE_LIB_NOVA
# Tell emacs to use shell-script-mode
## Local variables:
## mode: shell-script
## End: