3 files changed, 100 insertions, 0 deletions
diff --git a/apps/nst/optimizers/__init__.py b/apps/nst/optimizers/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/apps/nst/optimizers/__init__.py
diff --git a/apps/nst/optimizers/conf/configIinputs.json b/apps/nst/optimizers/conf/configIinputs.json
new file mode 100644
index 0000000..59fd5ed
--- /dev/null
+++ b/apps/nst/optimizers/conf/configIinputs.json
@@ -0,0 +1,21 @@
+{
+	"NST": [{
+			"NST1 ": {
+				"name": "NST_1",
+				"id": "NST_1_id",
+				"latency": 5,
+				"uplink": 5,
+				"downlink": 8
+			}
+		},
+		{
+			"NST2 ": {
+				"name": "NST_2",
+				"id": "NST_2_id",
+				"latency": 3,
+				"uplink": 7,
+				"downlink": 1
+			}
+		}
+	]
+}
+\ No newline at end of file
diff --git a/apps/nst/optimizers/nst_select_processor.py b/apps/nst/optimizers/nst_select_processor.py
new file mode 100644
index 0000000..c340a90
--- /dev/null
+++ b/apps/nst/optimizers/nst_select_processor.py
@@ -0,0 +1,79 @@
+# -------------------------------------------------------------------------
+#   Copyright (c) 2020 Huawei Intellectual Property
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+# -------------------------------------------------------------------------
+
+
+import json
+from osdf.logging.osdf_logging import MH, audit_log
+"""
+This application generates NST SELECTION API calls using the information received from SO
+"""
+
+def buildSolution(request_json):
+    return {
+        "NSTsolution" : getNSTSolution(request_json)
+    }
+
+def getNSTSolution(request_json):
+# the file is in the same folder for now will move it to the conf folder o fthe has once its integrated there...
+    with open('./conf/configIinputs.json', 'r') as openfile:
+        serviceProfile = request_json["serviceProfile"]
+        resourceName = "NST"
+        serviceProfileParameters = serviceProfile["serviceProfileParameters"]
+        nst_object = json.load(openfile)
+        foundNst = False
+        for nst in nst_object[resourceName]:
+            [(nstName, nstList)] = nst.items()
+            matchall = False
+            for constraint_name in serviceProfileParameters:
+                value = serviceProfileParameters[constraint_name]
+                constraint_value= nstList[constraint_name]
+                if constraint_value != value:
+                    matchall = False
+                    break
+                else:
+                    matchall = True
+            if matchall:
+                foundNst = True
+                NSTName = nstList["name"]
+                matchlevel = 1
+    if not(foundNst):
+        NSTName = None
+        matchlevel = 0
+    return {
+        "invariantUUID" : "INvariant UUID",
+        "UUID" : "uuid",
+        "NSTName" : NSTName,
+        "matchLevel" : matchlevel
+    }
+
+
+def process_nst_selection( request_json, osdf_config):
+    """
+    Process a PCI request from a Client (build config-db, policy and  API call, make the call, return result)
+    :param req_object: Request parameters from the client
+    :param osdf_config: Configuration specific to OSDF application (core + deployment)
+    :return: response from NST Opt
+    """
+    solution = buildSolution(request_json)
+
+    return {
+        "requestId" : request_json['requestInfo']['requestId'],
+        "transactionId" : request_json['requestInfo']['transactionId'],
+        "statusMessage" : " ",
+        "requestStatus" : "accepted",
+        "solutions" : solution
+    }
+\ No newline at end of file