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# lib/glance |
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# Functions to control the configuration and operation of the **Glance** service |
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# Dependencies: |
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#
# - ``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 |
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# ``stack.sh`` calls the entry points in this order:
# |
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# - install_glance
# - configure_glance
# - init_glance
# - start_glance
# - stop_glance
# - cleanup_glance |
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# Save trace setting
XTRACE=$(set +o | grep xtrace)
set +o xtrace
# Defaults
# --------
# Set up default directories
GLANCE_DIR=$DEST/glance
GLANCECLIENT_DIR=$DEST/python-glanceclient
GLANCE_CACHE_DIR=${GLANCE_CACHE_DIR:=$DATA_DIR/glance/cache}
GLANCE_IMAGE_DIR=${GLANCE_IMAGE_DIR:=$DATA_DIR/glance/images} |
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GLANCE_AUTH_CACHE_DIR=${GLANCE_AUTH_CACHE_DIR:-/var/cache/glance} |
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GLANCE_CONF_DIR=${GLANCE_CONF_DIR:-/etc/glance}
GLANCE_REGISTRY_CONF=$GLANCE_CONF_DIR/glance-registry.conf
GLANCE_API_CONF=$GLANCE_CONF_DIR/glance-api.conf
GLANCE_REGISTRY_PASTE_INI=$GLANCE_CONF_DIR/glance-registry-paste.ini
GLANCE_API_PASTE_INI=$GLANCE_CONF_DIR/glance-api-paste.ini
GLANCE_CACHE_CONF=$GLANCE_CONF_DIR/glance-cache.conf
GLANCE_POLICY_JSON=$GLANCE_CONF_DIR/policy.json |
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GLANCE_SCHEMA_JSON=$GLANCE_CONF_DIR/schema-image.json |
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# Support entry points installation of console scripts
if [[ -d $GLANCE_DIR/bin ]]; then
GLANCE_BIN_DIR=$GLANCE_DIR/bin
else |
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GLANCE_BIN_DIR=$(get_python_exec_prefix) |
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fi
# Glance connection info. Note the port must be specified.
GLANCE_HOSTPORT=${GLANCE_HOSTPORT:-$SERVICE_HOST:9292}
|
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# Tell Tempest this project is present
TEMPEST_SERVICES+=,glance
|
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|
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# Functions
# --------- |
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|
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# Test if any Glance services are enabled
# is_glance_enabled
function is_glance_enabled {
[[ ,${ENABLED_SERVICES} =~ ,"g-" ]] && return 0
return 1
}
|
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# cleanup_glance() - Remove residual data files, anything left over from previous
# runs that a clean run would need to clean up |
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function cleanup_glance { |
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# kill instances (nova)
# delete image files (glance) |
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sudo rm -rf $GLANCE_CACHE_DIR $GLANCE_IMAGE_DIR $GLANCE_AUTH_CACHE_DIR |
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}
# configure_glance() - Set config files, create data dirs, etc |
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function configure_glance { |
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if [[ ! -d $GLANCE_CONF_DIR ]]; then
sudo mkdir -p $GLANCE_CONF_DIR
fi |
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sudo chown $STACK_USER $GLANCE_CONF_DIR |
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# Copy over our glance configurations and update them
cp $GLANCE_DIR/etc/glance-registry.conf $GLANCE_REGISTRY_CONF |
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iniset $GLANCE_REGISTRY_CONF DEFAULT debug $ENABLE_DEBUG_LOG_LEVEL |
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inicomment $GLANCE_REGISTRY_CONF DEFAULT log_file |
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local dburl=`database_connection_url glance` |
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iniset $GLANCE_REGISTRY_CONF DEFAULT sql_connection $dburl |
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iniset $GLANCE_REGISTRY_CONF DEFAULT use_syslog $SYSLOG
iniset $GLANCE_REGISTRY_CONF paste_deploy flavor keystone |
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iniset $GLANCE_REGISTRY_CONF keystone_authtoken identity_uri $KEYSTONE_AUTH_URI |
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iniset $GLANCE_REGISTRY_CONF keystone_authtoken cafile $KEYSTONE_SSL_CA |
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configure_API_version $GLANCE_REGISTRY_CONF $IDENTITY_API_VERSION |
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iniset $GLANCE_REGISTRY_CONF keystone_authtoken admin_tenant_name $SERVICE_TENANT_NAME
iniset $GLANCE_REGISTRY_CONF keystone_authtoken admin_user glance
iniset $GLANCE_REGISTRY_CONF keystone_authtoken admin_password $SERVICE_PASSWORD |
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iniset $GLANCE_REGISTRY_CONF keystone_authtoken signing_dir $GLANCE_AUTH_CACHE_DIR/registry |
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if is_service_enabled qpid || [ -n "$RABBIT_HOST" ] && [ -n "$RABBIT_PASSWORD" ]; then
iniset $GLANCE_REGISTRY_CONF DEFAULT notification_driver messaging
fi
iniset_rpc_backend glance $GLANCE_REGISTRY_CONF DEFAULT |
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cp $GLANCE_DIR/etc/glance-api.conf $GLANCE_API_CONF |
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iniset $GLANCE_API_CONF DEFAULT debug $ENABLE_DEBUG_LOG_LEVEL |
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inicomment $GLANCE_API_CONF DEFAULT log_file |
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iniset $GLANCE_API_CONF DEFAULT sql_connection $dburl |
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iniset $GLANCE_API_CONF DEFAULT use_syslog $SYSLOG
iniset $GLANCE_API_CONF DEFAULT image_cache_dir $GLANCE_CACHE_DIR/
iniset $GLANCE_API_CONF paste_deploy flavor keystone+cachemanagement |
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iniset $GLANCE_API_CONF keystone_authtoken identity_uri $KEYSTONE_AUTH_URI |
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iniset $GLANCE_API_CONF keystone_authtoken cafile $KEYSTONE_SSL_CA |
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configure_API_version $GLANCE_API_CONF $IDENTITY_API_VERSION |
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iniset $GLANCE_API_CONF keystone_authtoken admin_tenant_name $SERVICE_TENANT_NAME
iniset $GLANCE_API_CONF keystone_authtoken admin_user glance
iniset $GLANCE_API_CONF keystone_authtoken admin_password $SERVICE_PASSWORD |
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if is_service_enabled qpid || [ -n "$RABBIT_HOST" ] && [ -n "$RABBIT_PASSWORD" ]; then
iniset $GLANCE_API_CONF DEFAULT notification_driver messaging |
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fi |
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iniset_rpc_backend glance $GLANCE_API_CONF DEFAULT |
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iniset $GLANCE_API_CONF keystone_authtoken signing_dir $GLANCE_AUTH_CACHE_DIR/api |
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if [ "$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 |
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|
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# Store specific configs
iniset $GLANCE_API_CONF DEFAULT filesystem_store_datadir $GLANCE_IMAGE_DIR/
# NOTE(flaper87): Until Glance is fully migrated, set these configs in both
# sections.
iniset $GLANCE_API_CONF glance_store filesystem_store_datadir $GLANCE_IMAGE_DIR/
|
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if [ -n "$API_WORKERS" ]; then
iniset $GLANCE_API_CONF DEFAULT workers "$API_WORKERS"
fi
|
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# Store the images in swift if enabled.
if is_service_enabled s-proxy; then
iniset $GLANCE_API_CONF DEFAULT default_store swift |
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iniset $GLANCE_API_CONF DEFAULT swift_store_auth_address $KEYSTONE_SERVICE_URI/v2.0/ |
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iniset $GLANCE_API_CONF DEFAULT swift_store_user $SERVICE_TENANT_NAME:glance-swift |
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iniset $GLANCE_API_CONF DEFAULT swift_store_key $SERVICE_PASSWORD
iniset $GLANCE_API_CONF DEFAULT swift_store_create_container_on_put True |
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|
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iniset $GLANCE_API_CONF DEFAULT known_stores "glance.store.filesystem.Store, glance.store.http.Store, glance.store.swift.Store" |
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# NOTE(flaper87): Until Glance is fully migrated, set these configs in both
# sections.
iniset $GLANCE_API_CONF glance_store default_store swift
iniset $GLANCE_API_CONF glance_store swift_store_auth_address $KEYSTONE_SERVICE_URI/v2.0/
iniset $GLANCE_API_CONF glance_store swift_store_user $SERVICE_TENANT_NAME:glance-swift
iniset $GLANCE_API_CONF glance_store swift_store_key $SERVICE_PASSWORD
iniset $GLANCE_API_CONF glance_store swift_store_create_container_on_put True
iniset $GLANCE_API_CONF glance_store stores "file, http, swift" |
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fi
|
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cp -p $GLANCE_DIR/etc/glance-registry-paste.ini $GLANCE_REGISTRY_PASTE_INI
cp -p $GLANCE_DIR/etc/glance-api-paste.ini $GLANCE_API_PASTE_INI
cp $GLANCE_DIR/etc/glance-cache.conf $GLANCE_CACHE_CONF |
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iniset $GLANCE_CACHE_CONF DEFAULT debug $ENABLE_DEBUG_LOG_LEVEL |
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inicomment $GLANCE_CACHE_CONF DEFAULT log_file
iniset $GLANCE_CACHE_CONF DEFAULT use_syslog $SYSLOG
iniset $GLANCE_CACHE_CONF DEFAULT image_cache_dir $GLANCE_CACHE_DIR/
iniuncomment $GLANCE_CACHE_CONF DEFAULT auth_url |
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iniset $GLANCE_CACHE_CONF DEFAULT auth_url $KEYSTONE_AUTH_URI/v2.0 |
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iniuncomment $GLANCE_CACHE_CONF DEFAULT auth_tenant_name
iniset $GLANCE_CACHE_CONF DEFAULT admin_tenant_name $SERVICE_TENANT_NAME
iniuncomment $GLANCE_CACHE_CONF DEFAULT auth_user
iniset $GLANCE_CACHE_CONF DEFAULT admin_user glance
iniuncomment $GLANCE_CACHE_CONF DEFAULT auth_password
iniset $GLANCE_CACHE_CONF DEFAULT admin_password $SERVICE_PASSWORD
|
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# Store specific confs
# NOTE(flaper87): Until Glance is fully migrated, set these configs in both
# sections.
iniset $GLANCE_CACHE_CONF DEFAULT filesystem_store_datadir $GLANCE_IMAGE_DIR/
iniset $GLANCE_CACHE_CONF glance_store filesystem_store_datadir $GLANCE_IMAGE_DIR/
|
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cp -p $GLANCE_DIR/etc/policy.json $GLANCE_POLICY_JSON |
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cp -p $GLANCE_DIR/etc/schema-image.json $GLANCE_SCHEMA_JSON |
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}
|
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# create_glance_accounts() - Set up common required glance accounts
# Project User Roles
# ------------------------------------------------------------------
# SERVICE_TENANT_NAME glance service
# SERVICE_TENANT_NAME glance-swift ResellerAdmin (if Swift is enabled)
function create_glance_accounts {
if is_service_enabled g-api; then |
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|
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local glance_user=$(get_or_create_user "glance" \ |
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"$SERVICE_PASSWORD" $SERVICE_TENANT_NAME) |
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get_or_add_user_role service $glance_user $SERVICE_TENANT_NAME |
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|
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# required for swift access
if is_service_enabled s-proxy; then |
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|
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local glance_swift_user=$(get_or_create_user "glance-swift" \ |
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"$SERVICE_PASSWORD" $SERVICE_TENANT_NAME "glance-swift@example.com") |
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get_or_add_user_role "ResellerAdmin" $glance_swift_user $SERVICE_TENANT_NAME |
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fi |
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|
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if [[ "$KEYSTONE_CATALOG_BACKEND" = 'sql' ]]; then |
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|
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local glance_service=$(get_or_create_service "glance" \ |
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"image" "Glance Image Service") |
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get_or_create_endpoint $glance_service \ |
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"$REGION_NAME" \
"http://$GLANCE_HOSTPORT" \
"http://$GLANCE_HOSTPORT" \
"http://$GLANCE_HOSTPORT" |
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fi
fi
}
|
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# create_glance_cache_dir() - Part of the init_glance() process |
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function create_glance_cache_dir { |
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# Create cache dir
sudo mkdir -p $GLANCE_AUTH_CACHE_DIR/api
sudo chown $STACK_USER $GLANCE_AUTH_CACHE_DIR/api
rm -f $GLANCE_AUTH_CACHE_DIR/api/*
sudo mkdir -p $GLANCE_AUTH_CACHE_DIR/registry
sudo chown $STACK_USER $GLANCE_AUTH_CACHE_DIR/registry
rm -f $GLANCE_AUTH_CACHE_DIR/registry/*
}
|
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# init_glance() - Initialize databases, etc. |
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function init_glance { |
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# Delete existing images
rm -rf $GLANCE_IMAGE_DIR
mkdir -p $GLANCE_IMAGE_DIR
# Delete existing cache
rm -rf $GLANCE_CACHE_DIR
mkdir -p $GLANCE_CACHE_DIR
|
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# (Re)create glance database |
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recreate_database glance utf8 |
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|
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# Migrate glance database |
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$GLANCE_BIN_DIR/glance-manage db_sync |
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|
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create_glance_cache_dir |
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}
# install_glanceclient() - Collect source and prepare |
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function install_glanceclient { |
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git_clone $GLANCECLIENT_REPO $GLANCECLIENT_DIR $GLANCECLIENT_BRANCH |
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setup_develop $GLANCECLIENT_DIR |
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}
# install_glance() - Collect source and prepare |
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function install_glance { |
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git_clone $GLANCE_REPO $GLANCE_DIR $GLANCE_BRANCH |
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setup_develop $GLANCE_DIR |
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}
# start_glance() - Start running processes, including screen |
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function start_glance { |
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screen_it g-reg "cd $GLANCE_DIR; $GLANCE_BIN_DIR/glance-registry --config-file=$GLANCE_CONF_DIR/glance-registry.conf"
screen_it g-api "cd $GLANCE_DIR; $GLANCE_BIN_DIR/glance-api --config-file=$GLANCE_CONF_DIR/glance-api.conf"
echo "Waiting for g-api ($GLANCE_HOSTPORT) to start..." |
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if ! timeout $SERVICE_TIMEOUT sh -c "while ! wget --no-proxy -q -O- http://$GLANCE_HOSTPORT; do sleep 1; done"; then |
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die $LINENO "g-api did not start" |
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fi
}
|
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# stop_glance() - Stop running processes |
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function stop_glance { |
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# Kill the Glance screen windows |
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screen_stop g-api
screen_stop g-reg |
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}
|
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|
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# Restore xtrace
$XTRACE |
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|
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# Tell emacs to use shell-script-mode
## Local variables:
## mode: shell-script
## End: |