305 lines
12 KiB
Plaintext
305 lines
12 KiB
Plaintext
# 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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#
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# - ``functions`` file
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# - ``DEST``, ``DATA_DIR``, ``STACK_USER`` must be defined
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# - ``SERVICE_{TENANT_NAME|PASSWORD}`` must be defined
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# - ``SERVICE_HOST``
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# - ``KEYSTONE_TOKEN_FORMAT`` must be defined
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# ``stack.sh`` calls the entry points in this order:
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#
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# - install_glance
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# - configure_glance
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# - init_glance
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# - start_glance
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# - stop_glance
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# - cleanup_glance
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# Save trace setting
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XTRACE=$(set +o | grep xtrace)
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set +o xtrace
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# Defaults
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# --------
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# Set up default directories
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GLANCE_DIR=$DEST/glance
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GLANCE_STORE_DIR=$DEST/glance_store
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GLANCECLIENT_DIR=$DEST/python-glanceclient
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GLANCE_CACHE_DIR=${GLANCE_CACHE_DIR:=$DATA_DIR/glance/cache}
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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}
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GLANCE_METADEF_DIR=$GLANCE_CONF_DIR/metadefs
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GLANCE_REGISTRY_CONF=$GLANCE_CONF_DIR/glance-registry.conf
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GLANCE_API_CONF=$GLANCE_CONF_DIR/glance-api.conf
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GLANCE_REGISTRY_PASTE_INI=$GLANCE_CONF_DIR/glance-registry-paste.ini
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GLANCE_API_PASTE_INI=$GLANCE_CONF_DIR/glance-api-paste.ini
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GLANCE_CACHE_CONF=$GLANCE_CONF_DIR/glance-cache.conf
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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
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if [[ -d $GLANCE_DIR/bin ]]; then
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GLANCE_BIN_DIR=$GLANCE_DIR/bin
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else
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GLANCE_BIN_DIR=$(get_python_exec_prefix)
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fi
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# Glance connection info. Note the port must be specified.
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GLANCE_HOSTPORT=${GLANCE_HOSTPORT:-$SERVICE_HOST:9292}
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# Tell Tempest this project is present
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TEMPEST_SERVICES+=,glance
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# Functions
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# ---------
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# Test if any Glance services are enabled
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# is_glance_enabled
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function is_glance_enabled {
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[[ ,${ENABLED_SERVICES} =~ ,"g-" ]] && return 0
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return 1
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}
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# cleanup_glance() - Remove residual data files, anything left over from previous
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# runs that a clean run would need to clean up
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function cleanup_glance {
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# kill instances (nova)
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# 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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}
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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
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sudo mkdir -p $GLANCE_CONF_DIR
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fi
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sudo chown $STACK_USER $GLANCE_CONF_DIR
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if [[ ! -d $GLANCE_METADEF_DIR ]]; then
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sudo mkdir -p $GLANCE_METADEF_DIR
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fi
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sudo chown $STACK_USER $GLANCE_METADEF_DIR
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# Copy over our glance configurations and update them
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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
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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
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iniset $GLANCE_REGISTRY_CONF keystone_authtoken admin_user glance
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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
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iniset $GLANCE_REGISTRY_CONF DEFAULT notification_driver messaging
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fi
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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
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iniset $GLANCE_API_CONF DEFAULT image_cache_dir $GLANCE_CACHE_DIR/
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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
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iniset $GLANCE_API_CONF keystone_authtoken admin_user glance
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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
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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
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iniset $GLANCE_API_CONF DEFAULT container_formats "ami,ari,aki,bare,ovf,tgz"
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iniset $GLANCE_API_CONF DEFAULT disk_formats "ami,ari,aki,vhd,raw,iso"
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fi
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# Store specific configs
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iniset $GLANCE_API_CONF DEFAULT filesystem_store_datadir $GLANCE_IMAGE_DIR/
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# NOTE(flaper87): Until Glance is fully migrated, set these configs in both
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# sections.
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iniset $GLANCE_API_CONF glance_store filesystem_store_datadir $GLANCE_IMAGE_DIR/
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if [ -n "$API_WORKERS" ]; then
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iniset $GLANCE_API_CONF DEFAULT workers "$API_WORKERS"
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fi
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# Store the images in swift if enabled.
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if is_service_enabled s-proxy; then
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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
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iniset $GLANCE_API_CONF DEFAULT swift_store_create_container_on_put True
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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
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# sections.
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iniset $GLANCE_API_CONF glance_store default_store swift
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iniset $GLANCE_API_CONF glance_store swift_store_auth_address $KEYSTONE_SERVICE_URI/v2.0/
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iniset $GLANCE_API_CONF glance_store swift_store_user $SERVICE_TENANT_NAME:glance-swift
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iniset $GLANCE_API_CONF glance_store swift_store_key $SERVICE_PASSWORD
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iniset $GLANCE_API_CONF glance_store swift_store_create_container_on_put True
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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
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cp -p $GLANCE_DIR/etc/glance-api-paste.ini $GLANCE_API_PASTE_INI
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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
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iniset $GLANCE_CACHE_CONF DEFAULT use_syslog $SYSLOG
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iniset $GLANCE_CACHE_CONF DEFAULT image_cache_dir $GLANCE_CACHE_DIR/
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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
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iniset $GLANCE_CACHE_CONF DEFAULT admin_tenant_name $SERVICE_TENANT_NAME
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iniuncomment $GLANCE_CACHE_CONF DEFAULT auth_user
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iniset $GLANCE_CACHE_CONF DEFAULT admin_user glance
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iniuncomment $GLANCE_CACHE_CONF DEFAULT auth_password
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iniset $GLANCE_CACHE_CONF DEFAULT admin_password $SERVICE_PASSWORD
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# Store specific confs
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# NOTE(flaper87): Until Glance is fully migrated, set these configs in both
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# sections.
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iniset $GLANCE_CACHE_CONF DEFAULT filesystem_store_datadir $GLANCE_IMAGE_DIR/
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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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cp -p $GLANCE_DIR/etc/metadefs/*.json $GLANCE_METADEF_DIR
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}
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# create_glance_accounts() - Set up common required glance accounts
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# Project User Roles
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# ------------------------------------------------------------------
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# SERVICE_TENANT_NAME glance service
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# SERVICE_TENANT_NAME glance-swift ResellerAdmin (if Swift is enabled)
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function create_glance_accounts {
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if is_service_enabled g-api; then
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local glance_user=$(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 $SERVICE_TENANT_NAME
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# required for swift access
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if is_service_enabled s-proxy; then
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local glance_swift_user=$(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 $SERVICE_TENANT_NAME
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fi
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if [[ "$KEYSTONE_CATALOG_BACKEND" = 'sql' ]]; then
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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" \
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"http://$GLANCE_HOSTPORT" \
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"http://$GLANCE_HOSTPORT" \
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"http://$GLANCE_HOSTPORT"
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fi
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fi
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}
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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
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sudo mkdir -p $GLANCE_AUTH_CACHE_DIR/api
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sudo chown $STACK_USER $GLANCE_AUTH_CACHE_DIR/api
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rm -f $GLANCE_AUTH_CACHE_DIR/api/*
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sudo mkdir -p $GLANCE_AUTH_CACHE_DIR/registry
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sudo chown $STACK_USER $GLANCE_AUTH_CACHE_DIR/registry
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rm -f $GLANCE_AUTH_CACHE_DIR/registry/*
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}
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# init_glance() - Initialize databases, etc.
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function init_glance {
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# Delete existing images
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rm -rf $GLANCE_IMAGE_DIR
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mkdir -p $GLANCE_IMAGE_DIR
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# Delete existing cache
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rm -rf $GLANCE_CACHE_DIR
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mkdir -p $GLANCE_CACHE_DIR
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# (Re)create glance database
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recreate_database glance utf8
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# Migrate glance database
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$GLANCE_BIN_DIR/glance-manage db_sync
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# Load metadata definitions
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$GLANCE_BIN_DIR/glance-manage db_load_metadefs
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create_glance_cache_dir
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}
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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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}
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# install_glance() - Collect source and prepare
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function install_glance {
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# Install glance_store from git so we make sure we're testing
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# the latest code.
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git_clone $GLANCE_STORE_REPO $GLANCE_STORE_DIR $GLANCE_STORE_BRANCH
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setup_develop $GLANCE_STORE_DIR
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git_clone $GLANCE_REPO $GLANCE_DIR $GLANCE_BRANCH
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setup_develop $GLANCE_DIR
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}
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# start_glance() - Start running processes, including screen
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function start_glance {
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run_process g-reg "$GLANCE_BIN_DIR/glance-registry --config-file=$GLANCE_CONF_DIR/glance-registry.conf"
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run_process g-api "$GLANCE_BIN_DIR/glance-api --config-file=$GLANCE_CONF_DIR/glance-api.conf"
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echo "Waiting for g-api ($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 $LINENO "g-api did not start"
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fi
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}
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# stop_glance() - Stop running processes
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function stop_glance {
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# Kill the Glance screen windows
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stop_process g-api
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stop_process g-reg
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}
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# Restore xtrace
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$XTRACE
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# Tell emacs to use shell-script-mode
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## Local variables:
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## mode: shell-script
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## End:
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