openstack/devstack
Code Issues Proposed changes
13e8db5a6f
devstack/lib/glance
Grzegorz Grasza ae40825df6 Use devstack-system-admin for keystone objects creation 
This is needed so we can set keystone into enforcing secure RBAC.
This also adjusts lib/glance, which already partially used
devstack-system-admin.

Change-Id: I6df8ad23a3077a8420340167a748ae23ad094962
2022-01-26 15:40:42 +01:00

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#!/bin/bash
#
# lib/glance
# Functions to control the configuration and operation of the **Glance** service
# Dependencies:
#
# - ``functions`` file
# - ``DEST``, ``DATA_DIR``, ``STACK_USER`` must be defined
# - ``SERVICE_{TENANT_NAME|PASSWORD}`` must be defined
# - ``SERVICE_HOST``
# - ``KEYSTONE_TOKEN_FORMAT`` must be defined
# ``stack.sh`` calls the entry points in this order:
#
# - install_glance
# - configure_glance
# - init_glance
# - start_glance
# - stop_glance
# - cleanup_glance
# Save trace setting
_XTRACE_GLANCE=$(set +o | grep xtrace)
set +o xtrace
# Defaults
# --------
# Set up default directories
GITDIR["python-glanceclient"]=$DEST/python-glanceclient
GITDIR["glance_store"]=$DEST/glance_store
GLANCE_DIR=$DEST/glance
# Glance virtual environment
if [[ ${USE_VENV} = True ]]; then
PROJECT_VENV["glance"]=${GLANCE_DIR}.venv
GLANCE_BIN_DIR=${PROJECT_VENV["glance"]}/bin
else
GLANCE_BIN_DIR=$(get_python_exec_prefix)
fi
# Cinder for Glance
USE_CINDER_FOR_GLANCE=$(trueorfalse False USE_CINDER_FOR_GLANCE)
# GLANCE_CINDER_DEFAULT_BACKEND should be one of the values
# from CINDER_ENABLED_BACKENDS
GLANCE_CINDER_DEFAULT_BACKEND=${GLANCE_CINDER_DEFAULT_BACKEND:-lvmdriver-1}
GLANCE_STORE_ROOTWRAP_BASE_DIR=/usr/local/etc/glance
# NOTE (abhishekk): For opensuse data files are stored in different directory
if is_opensuse; then
GLANCE_STORE_ROOTWRAP_BASE_DIR=/usr/etc/glance
fi
# When Cinder is used as a glance store, you can optionally configure cinder to
# optimize bootable volume creation by allowing volumes to be cloned directly
# in the backend instead of transferring data via Glance. To use this feature,
# set CINDER_ALLOWED_DIRECT_URL_SCHEMES for cinder.conf and enable
# GLANCE_SHOW_DIRECT_URL and/or GLANCE_SHOW_MULTIPLE_LOCATIONS for Glance. The
# default value for both of these is False, because for some backends they
# present a grave security risk (though not for Cinder, because all that's
# exposed is the volume_id where the image data is stored.) See OSSN-0065 for
# more information: https://wiki.openstack.org/wiki/OSSN/OSSN-0065
GLANCE_SHOW_DIRECT_URL=$(trueorfalse False GLANCE_SHOW_DIRECT_URL)
GLANCE_SHOW_MULTIPLE_LOCATIONS=$(trueorfalse False GLANCE_SHOW_MULTIPLE_LOCATIONS)
# Glance multi-store configuration
# Boolean flag to enable multiple store configuration for glance
GLANCE_ENABLE_MULTIPLE_STORES=$(trueorfalse False GLANCE_ENABLE_MULTIPLE_STORES)
# Comma separated list for configuring multiple file stores of glance,
# for example; GLANCE_MULTIPLE_FILE_STORES = fast,cheap,slow
GLANCE_MULTIPLE_FILE_STORES=${GLANCE_MULTIPLE_FILE_STORES:-fast}
# Default store/backend for glance, must be one of the store specified
# in GLANCE_MULTIPLE_FILE_STORES option.
GLANCE_DEFAULT_BACKEND=${GLANCE_DEFAULT_BACKEND:-fast}
GLANCE_CACHE_DIR=${GLANCE_CACHE_DIR:=$DATA_DIR/glance/cache}
# Full Glance functionality requires running in standalone mode. If we are
# not in uwsgi mode, then we are standalone, otherwise allow separate control.
if [[ "$WSGI_MODE" != "uwsgi" ]]; then
GLANCE_STANDALONE=True
fi
GLANCE_STANDALONE=${GLANCE_STANDALONE:-False}
# File path for each store specified in GLANCE_MULTIPLE_FILE_STORES, the store
# identifier will be appended to this path at runtime. If GLANCE_MULTIPLE_FILE_STORES
# has fast,cheap specified then filepath will be generated like $DATA_DIR/glance/fast
# and $DATA_DIR/glance/cheap.
GLANCE_MULTISTORE_FILE_IMAGE_DIR=${GLANCE_MULTISTORE_FILE_IMAGE_DIR:=$DATA_DIR/glance}
GLANCE_IMAGE_DIR=${GLANCE_IMAGE_DIR:=$DATA_DIR/glance/images}
GLANCE_NFS_MOUNTPOINT=$GLANCE_IMAGE_DIR/mnt
GLANCE_LOCK_DIR=${GLANCE_LOCK_DIR:=$DATA_DIR/glance/locks}
GLANCE_STAGING_DIR=${GLANCE_MULTISTORE_FILE_IMAGE_DIR:=$DATA_DIR/os_glance_staging_store}
GLANCE_TASKS_DIR=${GLANCE_MULTISTORE_FILE_IMAGE_DIR:=$DATA_DIR/os_glance_tasks_store}
GLANCE_USE_IMPORT_WORKFLOW=$(trueorfalse False GLANCE_USE_IMPORT_WORKFLOW)
GLANCE_ENABLE_QUOTAS=$(trueorfalse True GLANCE_ENABLE_QUOTAS)
# Flag to set the oslo_policy.enforce_scope. This is used to switch
# the Image API policies to start checking the scope of token. By Default,
# this flag is False.
# For more detail: https://docs.openstack.org/oslo.policy/latest/configuration/index.html#oslo_policy.enforce_scope
GLANCE_ENFORCE_SCOPE=$(trueorfalse False GLANCE_ENFORCE_SCOPE)
GLANCE_CONF_DIR=${GLANCE_CONF_DIR:-/etc/glance}
GLANCE_METADEF_DIR=$GLANCE_CONF_DIR/metadefs
GLANCE_API_CONF=$GLANCE_CONF_DIR/glance-api.conf
GLANCE_API_PASTE_INI=$GLANCE_CONF_DIR/glance-api-paste.ini
GLANCE_CACHE_CONF=$GLANCE_CONF_DIR/glance-cache.conf
GLANCE_SCHEMA_JSON=$GLANCE_CONF_DIR/schema-image.json
GLANCE_SWIFT_STORE_CONF=$GLANCE_CONF_DIR/glance-swift-store.conf
GLANCE_IMAGE_IMPORT_CONF=$GLANCE_CONF_DIR/glance-image-import.conf
if is_service_enabled tls-proxy; then
GLANCE_SERVICE_PROTOCOL="https"
fi
# Glance connection info. Note the port must be specified.
GLANCE_SERVICE_HOST=${GLANCE_SERVICE_HOST:-$SERVICE_HOST}
GLANCE_SERVICE_LISTEN_ADDRESS=${GLANCE_SERVICE_LISTEN_ADDRESS:-$(ipv6_unquote $SERVICE_LISTEN_ADDRESS)}
GLANCE_SERVICE_PORT=${GLANCE_SERVICE_PORT:-9292}
GLANCE_SERVICE_PORT_INT=${GLANCE_SERVICE_PORT_INT:-19292}
GLANCE_HOSTPORT=${GLANCE_HOSTPORT:-$GLANCE_SERVICE_HOST:$GLANCE_SERVICE_PORT}
GLANCE_SERVICE_PROTOCOL=${GLANCE_SERVICE_PROTOCOL:-$SERVICE_PROTOCOL}
GLANCE_UWSGI=$GLANCE_BIN_DIR/glance-wsgi-api
GLANCE_UWSGI_CONF=$GLANCE_CONF_DIR/glance-uwsgi.ini
# Glance default limit for Devstack
GLANCE_LIMIT_IMAGE_SIZE_TOTAL=${GLANCE_LIMIT_IMAGE_SIZE_TOTAL:-1000}
# If wsgi mode is uwsgi run glance under uwsgi, else default to eventlet
# TODO(mtreinish): Remove the eventlet path here and in all the similar
# conditionals below after the Pike release
if [[ "$WSGI_MODE" == "uwsgi" ]]; then
GLANCE_URL="$GLANCE_SERVICE_PROTOCOL://$GLANCE_SERVICE_HOST/image"
else
GLANCE_URL="$GLANCE_SERVICE_PROTOCOL://$GLANCE_HOSTPORT"
fi
# Functions
# ---------
# Test if any Glance services are enabled
# is_glance_enabled
function is_glance_enabled {
[[ ,${DISABLED_SERVICES} =~ ,"glance" ]] && return 1
[[ ,${ENABLED_SERVICES} =~ ,"g-" ]] && return 0
return 1
}
# cleanup_glance() - Remove residual data files, anything left over from previous
# runs that a clean run would need to clean up
function cleanup_glance {
# delete image files (glance) and all of the glance-remote temporary
# storage
sudo rm -rf $GLANCE_CACHE_DIR $GLANCE_IMAGE_DIR "${DATA_DIR}/glance-remote"
# Cleanup multiple stores directories
if [[ "$GLANCE_ENABLE_MULTIPLE_STORES" == "True" ]]; then
local store file_dir
for store in $(echo $GLANCE_MULTIPLE_FILE_STORES | tr "," "\n"); do
file_dir="${GLANCE_MULTISTORE_FILE_IMAGE_DIR}/${store}/"
sudo rm -rf $file_dir
done
# Cleanup reserved stores directories
sudo rm -rf $GLANCE_STAGING_DIR $GLANCE_TASKS_DIR
fi
}
# Set multiple cinder store related config options for each of the cinder store
#
function configure_multiple_cinder_stores {
local be be_name be_type enabled_backends
for be in ${CINDER_ENABLED_BACKENDS//,/ }; do
be_type=${be%%:*}
be_name=${be##*:}
enabled_backends+="${be_name}:cinder,"
set_common_cinder_store_params $be_name
iniset $GLANCE_API_CONF $be_name cinder_volume_type ${be_name}
if [[ "$be_type" == "nfs" ]]; then
mkdir -p "$GLANCE_NFS_MOUNTPOINT"
iniset $GLANCE_API_CONF $be_name cinder_mount_point_base "$GLANCE_NFS_MOUNTPOINT"
fi
done
iniset $GLANCE_API_CONF DEFAULT enabled_backends ${enabled_backends::-1}
iniset $GLANCE_API_CONF glance_store default_backend $GLANCE_CINDER_DEFAULT_BACKEND
}
# Set common cinder store options to given config section
#
# Arguments:
# config_section
#
function set_common_cinder_store_params {
local config_section="$1"
iniset $GLANCE_API_CONF $config_section cinder_store_auth_address $KEYSTONE_SERVICE_URI_V3
iniset $GLANCE_API_CONF $config_section cinder_store_user_name glance
iniset $GLANCE_API_CONF $config_section cinder_store_password $SERVICE_PASSWORD
iniset $GLANCE_API_CONF $config_section cinder_store_project_name $SERVICE_PROJECT_NAME
}
# Configure multiple file stores options for each file store
#
# Arguments:
#
function configure_multiple_file_stores {
local store enabled_backends
enabled_backends=""
for store in $(echo $GLANCE_MULTIPLE_FILE_STORES | tr "," "\n"); do
enabled_backends+="${store}:file,"
done
iniset $GLANCE_API_CONF DEFAULT enabled_backends ${enabled_backends::-1}
# Glance multiple store Store specific configs
iniset $GLANCE_API_CONF glance_store default_backend $GLANCE_DEFAULT_BACKEND
local store
for store in $(echo $glance_multiple_file_stores | tr "," "\n"); do
iniset $GLANCE_API_CONF $store filesystem_store_datadir "${GLANCE_MULTISTORE_FILE_IMAGE_DIR}/${store}/"
done
}
# Set reserved stores for glance
function configure_reserved_stores {
iniset $GLANCE_API_CONF os_glance_staging_store filesystem_store_datadir "${GLANCE_MULTISTORE_FILE_IMAGE_DIR}/os_glance_staging_store/"
iniset $GLANCE_API_CONF os_glance_tasks_store filesystem_store_datadir "${GLANCE_MULTISTORE_FILE_IMAGE_DIR}/os_glance_tasks_store/"
}
# Copy rootwrap file from glance_store/etc/glance to /etc/glance
#
# Arguments:
# source_path Source path to copy rootwrap files from
#
function copy_rootwrap {
local source_path="$1"
# Make glance configuration directory if it is not exists
sudo install -d -o $STACK_USER $GLANCE_CONF_DIR
cp -r $source_path/rootwrap.* $GLANCE_CONF_DIR/
}
# Set glance_store related config options
#
# Arguments:
# USE_CINDER_FOR_GLANCE
# GLANCE_ENABLE_MULTIPLE_STORES
#
function configure_glance_store {
local use_cinder_for_glance="$1"
local glance_enable_multiple_stores="$2"
local be
if [[ "$glance_enable_multiple_stores" == "False" ]]; then
# Configure traditional glance_store
if [[ "$use_cinder_for_glance" == "True" ]]; then
# set common glance_store parameters
iniset $GLANCE_API_CONF glance_store stores "cinder,file,http"
iniset $GLANCE_API_CONF glance_store default_store cinder
# set cinder related store parameters
set_common_cinder_store_params glance_store
# set nfs mount_point dir
for be in ${CINDER_ENABLED_BACKENDS//,/ }; do
local be_name=${be##*:}
if [[ "$be_name" == "nfs" ]]; then
mkdir -p $GLANCE_NFS_MOUNTPOINT
iniset $GLANCE_API_CONF glance_store cinder_mount_point_base $GLANCE_NFS_MOUNTPOINT
fi
done
fi
# Store specific configs
iniset $GLANCE_API_CONF glance_store filesystem_store_datadir $GLANCE_IMAGE_DIR/
else
if [[ "$use_cinder_for_glance" == "True" ]]; then
# Configure multiple cinder stores for glance
configure_multiple_cinder_stores
else
# Configure multiple file stores for glance
configure_multiple_file_stores
fi
# Configure reserved stores
configure_reserved_stores
fi
}
function configure_glance_quotas {
# Registered limit resources in keystone are system-specific resources.
# Make sure we use a system-scoped token to interact with this API.
openstack --os-cloud devstack-system-admin registered limit create --service glance \
--default-limit $GLANCE_LIMIT_IMAGE_SIZE_TOTAL --region $REGION_NAME image_size_total
openstack --os-cloud devstack-system-admin registered limit create --service glance \
--default-limit $GLANCE_LIMIT_IMAGE_SIZE_TOTAL --region $REGION_NAME image_stage_total
openstack --os-cloud devstack-system-admin registered limit create --service glance \
--default-limit 100 --region $REGION_NAME image_count_total
openstack --os-cloud devstack-system-admin registered limit create --service glance \
--default-limit 100 --region $REGION_NAME image_count_uploading
# Tell glance to use these limits
iniset $GLANCE_API_CONF DEFAULT use_keystone_limits True
# Configure oslo_limit so it can talk to keystone
iniset $GLANCE_API_CONF oslo_limit user_domain_name $SERVICE_DOMAIN_NAME
iniset $GLANCE_API_CONF oslo_limit password $SERVICE_PASSWORD
iniset $GLANCE_API_CONF oslo_limit username glance
iniset $GLANCE_API_CONF oslo_limit auth_type password
iniset $GLANCE_API_CONF oslo_limit auth_url $KEYSTONE_SERVICE_URI
iniset $GLANCE_API_CONF oslo_limit system_scope "'all'"
iniset $GLANCE_API_CONF oslo_limit endpoint_id \
$(openstack --os-cloud devstack-system-admin endpoint list --service glance -f value -c ID)
# Allow the glance service user to read quotas
openstack --os-cloud devstack-system-admin role add --user glance --user-domain Default \
--system all reader
}
# configure_glance() - Set config files, create data dirs, etc
function configure_glance {
sudo install -d -o $STACK_USER $GLANCE_CONF_DIR $GLANCE_METADEF_DIR
# Set non-default configuration options for the API server
local dburl
dburl=`database_connection_url glance`
iniset $GLANCE_API_CONF DEFAULT debug $ENABLE_DEBUG_LOG_LEVEL
iniset $GLANCE_API_CONF database connection $dburl
iniset $GLANCE_API_CONF DEFAULT use_syslog $SYSLOG
iniset $GLANCE_API_CONF DEFAULT image_cache_dir $GLANCE_CACHE_DIR/
iniset $GLANCE_API_CONF oslo_concurrency lock_path $GLANCE_LOCK_DIR
iniset $GLANCE_API_CONF paste_deploy flavor keystone+cachemanagement
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" = 'libvirt' ] && [ "$LIBVIRT_TYPE" = 'parallels' ]; then
iniset $GLANCE_API_CONF DEFAULT disk_formats "ami,ari,aki,vhd,vmdk,raw,qcow2,vdi,iso,ploop"
fi
# Only use these if you know what you are doing! See OSSN-0065
iniset $GLANCE_API_CONF DEFAULT show_image_direct_url $GLANCE_SHOW_DIRECT_URL
iniset $GLANCE_API_CONF DEFAULT show_multiple_locations $GLANCE_SHOW_MULTIPLE_LOCATIONS
# Configure glance_store
configure_glance_store $USE_CINDER_FOR_GLANCE $GLANCE_ENABLE_MULTIPLE_STORES
# CORS feature support - to allow calls from Horizon by default
if [ -n "$GLANCE_CORS_ALLOWED_ORIGIN" ]; then
iniset $GLANCE_API_CONF cors allowed_origin "$GLANCE_CORS_ALLOWED_ORIGIN"
else
iniset $GLANCE_API_CONF cors allowed_origin "http://$SERVICE_HOST"
fi
# No multiple stores for swift yet
if [[ "$GLANCE_ENABLE_MULTIPLE_STORES" == "False" ]]; then
# Store the images in swift if enabled.
if is_service_enabled s-proxy; then
iniset $GLANCE_API_CONF glance_store default_store swift
iniset $GLANCE_API_CONF glance_store swift_store_create_container_on_put True
iniset $GLANCE_API_CONF glance_store swift_store_config_file $GLANCE_SWIFT_STORE_CONF
iniset $GLANCE_API_CONF glance_store default_swift_reference ref1
iniset $GLANCE_API_CONF glance_store stores "file, http, swift"
if is_service_enabled tls-proxy; then
iniset $GLANCE_API_CONF glance_store swift_store_cacert $SSL_BUNDLE_FILE
fi
iniset $GLANCE_API_CONF DEFAULT graceful_shutdown_timeout "$SERVICE_GRACEFUL_SHUTDOWN_TIMEOUT"
iniset $GLANCE_SWIFT_STORE_CONF ref1 user $SERVICE_PROJECT_NAME:glance-swift
iniset $GLANCE_SWIFT_STORE_CONF ref1 key $SERVICE_PASSWORD
iniset $GLANCE_SWIFT_STORE_CONF ref1 auth_address $KEYSTONE_SERVICE_URI/v3
iniset $GLANCE_SWIFT_STORE_CONF ref1 auth_version 3
fi
fi
# We need to tell glance what it's public endpoint is so that the version
# discovery document will be correct
iniset $GLANCE_API_CONF DEFAULT public_endpoint $GLANCE_URL
if is_service_enabled tls-proxy; then
iniset $GLANCE_API_CONF DEFAULT bind_port $GLANCE_SERVICE_PORT_INT
iniset $GLANCE_API_CONF keystone_authtoken identity_uri $KEYSTONE_SERVICE_URI
fi
# Format logging
setup_logging $GLANCE_API_CONF
cp -p $GLANCE_DIR/etc/glance-api-paste.ini $GLANCE_API_PASTE_INI
# Set non-default configuration options for the glance-cache
iniset $GLANCE_CACHE_CONF DEFAULT debug $ENABLE_DEBUG_LOG_LEVEL
iniset $GLANCE_CACHE_CONF DEFAULT use_syslog $SYSLOG
iniset $GLANCE_CACHE_CONF DEFAULT image_cache_dir $GLANCE_CACHE_DIR/
iniset $GLANCE_CACHE_CONF DEFAULT auth_url $KEYSTONE_SERVICE_URI
iniset $GLANCE_CACHE_CONF DEFAULT admin_tenant_name $SERVICE_PROJECT_NAME
iniset $GLANCE_CACHE_CONF DEFAULT admin_user glance
iniset $GLANCE_CACHE_CONF DEFAULT admin_password $SERVICE_PASSWORD
# Store specific confs
iniset $GLANCE_CACHE_CONF glance_store filesystem_store_datadir $GLANCE_IMAGE_DIR/
# Set default configuration options for the glance-image-import
iniset $GLANCE_IMAGE_IMPORT_CONF image_import_opts image_import_plugins []
iniset $GLANCE_IMAGE_IMPORT_CONF inject_metadata_properties ignore_user_roles admin
iniset $GLANCE_IMAGE_IMPORT_CONF inject_metadata_properties inject
cp -p $GLANCE_DIR/etc/schema-image.json $GLANCE_SCHEMA_JSON
cp -p $GLANCE_DIR/etc/metadefs/*.json $GLANCE_METADEF_DIR
if is_service_enabled tls-proxy; then
CINDER_SERVICE_HOST=${CINDER_SERVICE_HOST:-$SERVICE_HOST}
CINDER_SERVICE_PORT=${CINDER_SERVICE_PORT:-8776}
iniset $GLANCE_API_CONF DEFAULT cinder_endpoint_template "https://$CINDER_SERVICE_HOST:$CINDER_SERVICE_PORT/v3/%(project_id)s"
iniset $GLANCE_CACHE_CONF DEFAULT cinder_endpoint_template "https://$CINDER_SERVICE_HOST:$CINDER_SERVICE_PORT/v3/%(project_id)s"
fi
if [[ "$GLANCE_STANDALONE" == False ]]; then
write_local_uwsgi_http_config "$GLANCE_UWSGI_CONF" "$GLANCE_UWSGI" "/image"
# Grab our uwsgi listen address and use that to fill out our
# worker_self_reference_url config
iniset $GLANCE_API_CONF DEFAULT worker_self_reference_url \
$(awk '-F= ' '/^http-socket/ { print "http://"$2}' \
$GLANCE_UWSGI_CONF)
else
write_local_proxy_http_config glance "http://$GLANCE_SERVICE_HOST:$GLANCE_SERVICE_PORT_INT" "/image"
iniset $GLANCE_API_CONF DEFAULT bind_host $GLANCE_SERVICE_LISTEN_ADDRESS
iniset $GLANCE_API_CONF DEFAULT bind_port $GLANCE_SERVICE_PORT_INT
iniset $GLANCE_API_CONF DEFAULT workers "$API_WORKERS"
fi
if [[ "$GLANCE_ENFORCE_SCOPE" == True ]] ; then
iniset $GLANCE_API_CONF oslo_policy enforce_scope true
iniset $GLANCE_API_CONF oslo_policy enforce_new_defaults true
iniset $GLANCE_API_CONF DEFAULT enforce_secure_rbac true
fi
}
# create_glance_accounts() - Set up common required glance accounts
# Project User Roles
# ---------------------------------------------------------------------
# SERVICE_PROJECT_NAME glance service
# SERVICE_PROJECT_NAME glance-swift ResellerAdmin (if Swift is enabled)
# SERVICE_PROJECT_NAME glance-search search (if Search is enabled)
function create_glance_accounts {
if is_service_enabled g-api; then
create_service_user "glance"
# required for swift access
if is_service_enabled s-proxy; then
create_service_user "glance-swift" "ResellerAdmin"
fi
get_or_create_service "glance" "image" "Glance Image Service"
get_or_create_endpoint \
"image" \
"$REGION_NAME" \
"$GLANCE_URL"
# Note(frickler): Crude workaround for https://bugs.launchpad.net/glance-store/+bug/1620999
service_domain_id=$(get_or_create_domain $SERVICE_DOMAIN_NAME)
iniset $GLANCE_SWIFT_STORE_CONF ref1 project_domain_id $service_domain_id
iniset $GLANCE_SWIFT_STORE_CONF ref1 user_domain_id $service_domain_id
if [[ "$GLANCE_ENABLE_QUOTAS" = True ]]; then
configure_glance_quotas
fi
fi
}
# init_glance() - Initialize databases, etc.
function init_glance {
# Delete existing images
rm -rf $GLANCE_IMAGE_DIR
mkdir -p $GLANCE_IMAGE_DIR
# (Re)create glance database
recreate_database glance
time_start "dbsync"
# Migrate glance database
$GLANCE_BIN_DIR/glance-manage --config-file $GLANCE_CONF_DIR/glance-api.conf db_sync
# Load metadata definitions
$GLANCE_BIN_DIR/glance-manage --config-file $GLANCE_CONF_DIR/glance-api.conf db_load_metadefs
time_stop "dbsync"
}
# install_glanceclient() - Collect source and prepare
function install_glanceclient {
if use_library_from_git "python-glanceclient"; then
git_clone_by_name "python-glanceclient"
setup_dev_lib "python-glanceclient"
sudo install -D -m 0644 -o $STACK_USER {${GITDIR["python-glanceclient"]}/tools/,/etc/bash_completion.d/}glance.bash_completion
fi
}
# install_glance() - Collect source and prepare
function install_glance {
local glance_store_extras=()
if is_service_enabled cinder; then
glance_store_extras=("cinder" "${glance_store_extras[@]}")
fi
if is_service_enabled swift; then
glance_store_extras=("swift" "${glance_store_extras[@]}")
fi
# Install glance_store from git so we make sure we're testing
# the latest code.
if use_library_from_git "glance_store"; then
git_clone_by_name "glance_store"
setup_dev_lib "glance_store" $(join_extras "${glance_store_extras[@]}")
copy_rootwrap ${DEST}/glance_store/etc/glance
else
# we still need to pass extras
pip_install_gr_extras glance-store $(join_extras "${glance_store_extras[@]}")
copy_rootwrap $GLANCE_STORE_ROOTWRAP_BASE_DIR
fi
git_clone $GLANCE_REPO $GLANCE_DIR $GLANCE_BRANCH
setup_develop $GLANCE_DIR
}
# glance_remote_conf() - Return the path to an alternate config file for
# the remote glance clone
function glance_remote_conf {
echo $(dirname "${GLANCE_CONF_DIR}")/glance-remote/$(basename "$1")
}
# start_glance_remote_clone() - Clone the regular glance api worker
function start_glance_remote_clone {
local glance_remote_conf_dir glance_remote_port remote_data
local glance_remote_uwsgi
glance_remote_conf_dir="$(glance_remote_conf "")"
glance_remote_port=$(get_random_port)
glance_remote_uwsgi="$(glance_remote_conf $GLANCE_UWSGI_CONF)"
# Clone the existing ready-to-go glance-api setup
sudo rm -Rf "$glance_remote_conf_dir"
sudo cp -r "$GLANCE_CONF_DIR" "$glance_remote_conf_dir"
sudo chown $STACK_USER -R "$glance_remote_conf_dir"
# Point this worker at different data dirs
remote_data="${DATA_DIR}/glance-remote"
mkdir -p $remote_data/os_glance_tasks_store \
"${remote_data}/os_glance_staging_store"
iniset $(glance_remote_conf "$GLANCE_API_CONF") os_glance_staging_store \
filesystem_store_datadir "${remote_data}/os_glance_staging_store"
iniset $(glance_remote_conf "$GLANCE_API_CONF") os_glance_tasks_store \
filesystem_store_datadir "${remote_data}/os_glance_tasks_store"
# Point this worker to use different cache dir
mkdir -p "$remote_data/cache"
iniset $(glance_remote_conf "$GLANCE_API_CONF") DEFAULT \
image_cache_dir "${remote_data}/cache"
# Change our uwsgi to our new port
sed -ri "s/^(http-socket.*):[0-9]+/\1:$glance_remote_port/" \
"$glance_remote_uwsgi"
# Update the self-reference url with our new port
iniset $(glance_remote_conf $GLANCE_API_CONF) DEFAULT \
worker_self_reference_url \
$(awk '-F= ' '/^http-socket/ { print "http://"$2 }' \
"$glance_remote_uwsgi")
# We need to create the systemd service for the clone, but then
# change it to include an Environment line to point the WSGI app
# at the alternate config directory.
write_uwsgi_user_unit_file devstack@g-api-r.service "$(which uwsgi) \
--procname-prefix \
glance-api-remote \
--ini $glance_remote_uwsgi" \
"" "$STACK_USER"
iniset -sudo ${SYSTEMD_DIR}/devstack@g-api-r.service \
"Service" "Environment" \
"OS_GLANCE_CONFIG_DIR=$glance_remote_conf_dir"
# Reload and restart with the new config
$SYSTEMCTL daemon-reload
$SYSTEMCTL restart devstack@g-api-r
get_or_create_service glance_remote image_remote "Alternate glance"
get_or_create_endpoint image_remote $REGION_NAME \
$(awk '-F= ' '/^http-socket/ { print "http://"$2 }' \
$glance_remote_uwsgi)
}
# start_glance() - Start running processes
function start_glance {
local service_protocol=$GLANCE_SERVICE_PROTOCOL
if is_service_enabled tls-proxy; then
if [[ "$WSGI_MODE" != "uwsgi" ]]; then
start_tls_proxy glance-service '*' $GLANCE_SERVICE_PORT $GLANCE_SERVICE_HOST $GLANCE_SERVICE_PORT_INT
fi
fi
if [[ "$GLANCE_STANDALONE" == False ]]; then
run_process g-api "$(which uwsgi) --procname-prefix glance-api --ini $GLANCE_UWSGI_CONF"
else
run_process g-api "$GLANCE_BIN_DIR/glance-api --config-dir=$GLANCE_CONF_DIR"
fi
if is_service_enabled g-api-r; then
echo "Starting the g-api-r clone service..."
start_glance_remote_clone
fi
echo "Waiting for g-api ($GLANCE_SERVICE_HOST) to start..."
if ! wait_for_service $SERVICE_TIMEOUT $GLANCE_URL; then
die $LINENO "g-api did not start"
fi
}
# stop_glance() - Stop running processes
function stop_glance {
stop_process g-api
stop_process g-api-r
}
# Restore xtrace
$_XTRACE_GLANCE
# Tell emacs to use shell-script-mode
## Local variables:
## mode: shell-script
## End:
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