1 files changed, 70 insertions, 0 deletions
diff --git a/src/onapsdk/so/modification.py b/src/onapsdk/so/modification.py
new file mode 100644
index 0000000..0eb725e
--- /dev/null
+++ b/src/onapsdk/so/modification.py
@@ -0,0 +1,70 @@
+"""Modification of the PNF module."""
+
+from abc import ABC
+from typing import TYPE_CHECKING
+from onapsdk.aai.business.owning_entity import OwningEntity
+from onapsdk.onap_service import OnapService
+from onapsdk.so.so_element import OrchestrationRequest
+from onapsdk.utils.headers_creator import headers_so_creator
+from onapsdk.utils.jinja import jinja_env
+from onapsdk.configuration import settings
+
+if TYPE_CHECKING:
+    from onapsdk.aai.business.service import ServiceInstance
+    from onapsdk.aai.business import PnfInstance as Pnf
+
+
+class PnfModificationRequest(OrchestrationRequest, ABC):
+    """PNF Modification class."""
+
+    @classmethod
+    def send_request(cls,
+                     pnf_object: "Pnf",
+                     sdc_service: "Service",
+                     aai_service_instance: "ServiceInstance") -> "PnfModificationRequest":
+        """Send request to SO to modify PNF instance.
+
+        Args:
+            pnf_object: pnf object for pnf id
+            sdc_service: service for modify pnf
+            aai_service_instance: Service object from aai sdc
+
+        Returns:
+            PnfModificationRequest: modify request object
+
+        """
+        owning_entity_id = None
+        project = settings.PROJECT
+        line_of_business = settings.LOB
+        platform = settings.PLATFORM
+
+        for rel in aai_service_instance.relationships:
+            if rel.related_to == "owning-entity":
+                owning_entity_id = rel.relationship_data.pop().get("relationship-value")
+            if rel.related_to == "project":
+                project = rel.relationship_data.pop().get("relationship-value")
+
+        owning_entity = OwningEntity.get_by_owning_entity_id(
+            owning_entity_id=owning_entity_id)
+
+        cls._logger.debug("PNF %s modify request", pnf_object.pnf_id)
+        response = cls.send_message_json("PUT",
+                                         f"Create {pnf_object.pnf_id} PNF modification request",
+                                         (f"{cls.base_url}/onap/so/infra/"
+                                          f"serviceInstantiation/{cls.api_version}/"
+                                          "serviceInstances/"
+                                          f"{aai_service_instance.instance_id}/"
+                                          f"pnfs/{pnf_object.pnf_id}"),
+                                         data=jinja_env().
+                                         get_template("modify_pnf.json.j2").
+                                         render(
+                                             platform_name=platform,
+                                             service=sdc_service,
+                                             project=project,
+                                             owning_entity=owning_entity,
+                                             line_of_business=line_of_business,
+                                             service_instance=aai_service_instance
+                                         ),
+                                         headers=headers_so_creator(OnapService.headers))
+
+        return cls(request_id=response["requestReferences"]["requestId"])