+
+
+def get_vdur_index(db_vnfr, vdu_delta):
+ vdur_list = get_iterable(db_vnfr, "vdur")
+ if vdur_list:
+ return len([x for x in vdur_list if x.get("vdu-id-ref") == vdu_delta["id"]])
+ else:
+ return 0
+
+
+def get_kdur(db_vnfr, kdu_name):
+ kdur_list = get_iterable(db_vnfr, "kdur")
+ if kdur_list:
+ return next(x for x in kdur_list if x.get("kdu-name") == kdu_name)
+ else:
+ return None
+
+
+def get_volumes_from_instantiation_params(
+ vdu_instantiation_params: dict, vdud: dict
+) -> list:
+ """Get the VDU volumes from instantiation parameters
+
+ Args:
+ vdu_instantiation_params: VDU instantiation parameters
+ vdud: VDU description as a dictionary extracted from VNFD
+ Returns:
+ vdu_volume_list:(list)
+
+ """
+ vdu_volume_list = []
+ if vdu_instantiation_params.get("volume"):
+ for volume in vdu_instantiation_params["volume"]:
+ if volume.get("vim-volume-id") and volume.get("name") in vdud.get(
+ "virtual-storage-desc"
+ ):
+ vdu_volume = {
+ "name": volume["name"],
+ "vim-volume-id": volume["vim-volume-id"],
+ }
+ vdu_volume_list.append(vdu_volume)
+
+ return vdu_volume_list