Add manila service to configuration

Manila is a service in OpenStack that enables shared filesystems. The
modifications add the manila section in nova configuration files
enabling the virtiofs feature.

Implements: blueprint libvirt-virtiofs-attach-manila-shares
Change-Id: Ia17c7a136cbe83efa1ef4e302d1c404034a50cda

Author: uggla

lib/nova

@@ -507,6 +507,10 @@ function create_nova_conf {
         configure_cinder_access
     fi
 
+    if is_service_enabled manila; then
+        configure_manila_access
+    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"
@@ -652,6 +656,18 @@ function configure_cinder_access {
     fi
 }
 
+# Configure access to manila.
+function configure_manila_access {
+    iniset $NOVA_CONF manila os_region_name "$REGION_NAME"
+    iniset $NOVA_CONF manila auth_type "password"
+    iniset $NOVA_CONF manila auth_url "$KEYSTONE_SERVICE_URI"
+    iniset $NOVA_CONF manila username nova
+    iniset $NOVA_CONF manila password "$SERVICE_PASSWORD"
+    iniset $NOVA_CONF manila user_domain_name "$SERVICE_DOMAIN_NAME"
+    iniset $NOVA_CONF manila project_name "$SERVICE_TENANT_NAME"
+    iniset $NOVA_CONF manila project_domain_name "$SERVICE_DOMAIN_NAME"
+}
+
 function configure_console_compute {
     # If we are running multiple cells (and thus multiple console proxies) on a
     # single host, we offset the ports to avoid collisions.  We need to