@@ -68,9 +68,8 @@ CINDER_SERVICE_PROTOCOL=${CINDER_SERVICE_PROTOCOL:-$SERVICE_PROTOCOL}

 CINDER_SERVICE_LISTEN_ADDRESS=${CINDER_SERVICE_LISTEN_ADDRESS:-$SERVICE_LISTEN_ADDRESS}

 # What type of LVM device should Cinder use for LVM backend

-# Defaults to default, which is thick, the other valid choice

-# is thin, which as the name implies utilizes lvm thin provisioning.

-CINDER_LVM_TYPE=${CINDER_LVM_TYPE:-default}

+# Defaults to thin. For thick provisioning change to 'default'

+CINDER_LVM_TYPE=${CINDER_LVM_TYPE:-thin}

 # Default backends

 # The backend format is type:name where type is one of the supported backend

@@ -128,6 +127,17 @@ fi

 CINDER_NOVA_CATALOG_INFO=${CINDER_NOVA_CATALOG_INFO:-compute:nova:publicURL}

 CINDER_NOVA_CATALOG_ADMIN_INFO=${CINDER_NOVA_CATALOG_ADMIN_INFO:-compute:nova:adminURL}

+# Environment variables to configure the image-volume cache

+CINDER_IMG_CACHE_ENABLED=${CINDER_IMG_CACHE_ENABLED:-True}

+

+# For limits, if left unset, it will use cinder defaults of 0 for unlimited

+CINDER_IMG_CACHE_SIZE_GB=${CINDER_IMG_CACHE_SIZE_GB:-}

+CINDER_IMG_CACHE_SIZE_COUNT=${CINDER_IMG_CACHE_SIZE_COUNT:-}

+

+# Configure which cinder backends will have the image-volume cache, this takes the same

+# form as the CINDER_ENABLED_BACKENDS config option. By default it will

+# enable the cache for all cinder backends.

+CINDER_CACHE_ENABLED_FOR_BACKENDS=${CINDER_CACHE_ENABLED_FOR_BACKENDS:-$CINDER_ENABLED_BACKENDS}

 # Functions

 # ---------

@@ -292,6 +302,7 @@ function configure_cinder {

         if [[ -n "$default_name" ]]; then

             iniset $CINDER_CONF DEFAULT default_volume_type ${default_name}

         fi

+        configure_cinder_image_volume_cache

     fi

     if is_service_enabled swift; then

@@ -397,6 +408,8 @@ function create_cinder_accounts {

             "$CINDER_SERVICE_PROTOCOL://$CINDER_SERVICE_HOST:$CINDER_SERVICE_PORT/v3/\$(project_id)s" \

             "$CINDER_SERVICE_PROTOCOL://$CINDER_SERVICE_HOST:$CINDER_SERVICE_PORT/v3/\$(project_id)s" \

             "$CINDER_SERVICE_PROTOCOL://$CINDER_SERVICE_HOST:$CINDER_SERVICE_PORT/v3/\$(project_id)s"

+

+        configure_cinder_internal_tenant

     fi

 }

@@ -574,6 +587,31 @@ function create_cinder_volume_group {

     :

 }

+function configure_cinder_internal_tenant {

+    # Re-use the Cinder service account for simplicity.

+    iniset $CINDER_CONF DEFAULT cinder_internal_tenant_project_id $(get_or_create_project $SERVICE_PROJECT_NAME)

+    iniset $CINDER_CONF DEFAULT cinder_internal_tenant_user_id $(get_or_create_user "cinder")

+}

+

+function configure_cinder_image_volume_cache {

+    # Expect CINDER_CACHE_ENABLED_FOR_BACKENDS to be a list of backends

+    # similar to CINDER_ENABLED_BACKENDS with NAME:TYPE where NAME will

+    # be the backend specific configuration stanza in cinder.conf.

+    for be in ${CINDER_CACHE_ENABLED_FOR_BACKENDS//,/ }; do

+        local be_name=${be##*:}

+

+        iniset $CINDER_CONF $be_name image_volume_cache_enabled $CINDER_IMG_CACHE_ENABLED

+

+        if [[ -n $CINDER_IMG_CACHE_SIZE_GB ]]; then

+            iniset $CINDER_CONF $be_name image_volume_cache_max_size_gb $CINDER_IMG_CACHE_SIZE_GB

+        fi

+

+        if [[ -n $CINDER_IMG_CACHE_SIZE_COUNT ]]; then

+            iniset $CINDER_CONF $be_name image_volume_cache_max_count $CINDER_IMG_CACHE_SIZE_COUNT

+        fi

+    done

+}

+

 # Restore xtrace

 $_XTRACE_CINDER