Semantic Linking: provides GET /graphinfo with list of nodeinfos

data-hub/semantic-linking-microservice/app/configs/swagger.yml

@@ -28,3 +28,39 @@ paths:
       responses:
         200:
           description: "Successful echo of request data"
+  /graphinfo:
+    get:
+        operationId: "rest.graphinfo.get"
+        tags:
+          - "GraphInfo"
+        summary: "Get info about clustered nodes"
+        description: "Returns multiple metrics for all nodes created by analyzing and clustering the blockchain traces"
+        parameters: []
+        responses:
+          200:
+            description: "Successful operation"
+            schema:
+              $ref: "#/definitions/NodeInfo"
+
+definitions:
+  NodeInfo:
+    type: "object"
+    properties:
+      label:
+        type: string
+      centrality:
+        type: number
+      adjacencies:
+        type: integer
+      degree:
+        type: number
+      betweenness:
+        type: object
+        properties:
+            to_node:
+                type: integer
+            value: 
+                type: number
+      betweenness_centrality:
+        type: number
+    
\ No newline at end of file

data-hub/semantic-linking-microservice/app/initialdemo/NodeInfo.py

+class NodeInfo:
+    '''Contains information about the individual nodes in the generated graph'''
+
+    label = None
+    centrality = None
+    adjacencies = None
+    degree = None
+    betweenness = None
+    betweenness_centrality = None
+
+    def __init__(self):
+        self.label = 'Node123'
+        self.centrality = 0
+        self.adjacencies = 0
+        self.degree = 0
+        self.betweenness = None
+        self.betweenness_centrality = 0

data-hub/semantic-linking-microservice/app/rest/graphinfo.py

+from flask import request, Response
+from initialdemo.NodeInfo import NodeInfo
+import pickle as json
+
+def get():
+    # TODO return real graph infos
+    ni = NodeInfo()
+    return [ni.__dict__]