import vdb client

safeshare/safeshare_app/utils/safeshare_vdb_client/client.py

@@ -0,0 +1,24 @@
+import grpc
+import dynamo_pb2 as pb2
+import dynamo_pb2_grpc as pb2_grpc
+
+
+class Client:
+    def __init__(self):
+        self.channel = grpc.insecure_channel("localhost:50051")
+        self.stub = pb2_grpc.Dynamo_DBStub(self.channel)
+
+    def CheckFile(self, sha_256_id: str):
+        response = self.stub.CheckHash(pb2.Request(file_hash=sha_256_id))
+        return response.is_exist
+
+    def UpdateFile(self, sha_256_id: str):
+        response = self.stub.UpdateHash(pb2.Request(file_hash=sha_256_id))
+        return response.is_exist
+
+
+# if __name__ == "__main__":
+#     client = Client()
+#     id = "15e4313dddb45875ed67d1ab25f1f5b76f0b3a23e4fa9308c521e3fb30068028"
+#     print(client.CheckFile(id))
+#     # client.UpdateFile(id)

safeshare/safeshare_app/utils/safeshare_vdb_client/dynamo.proto

@@ -0,0 +1,16 @@
+syntax = "proto3";
+
+package dynamo_db;
+
+service Dynamo_DB {
+  rpc CheckHash (Request) returns (Response) {}
+  rpc UpdateHash (Request) returns (Response) {}
+}
+
+message Request {
+  string file_hash = 2;
+}
+
+message Response {
+  bool is_exist = 1;
+}

safeshare/safeshare_app/utils/safeshare_vdb_client/dynamo_pb2.py

@@ -0,0 +1,29 @@
+# -*- coding: utf-8 -*-
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: dynamo.proto
+"""Generated protocol buffer code."""
+from google.protobuf import descriptor as _descriptor
+from google.protobuf import descriptor_pool as _descriptor_pool
+from google.protobuf import symbol_database as _symbol_database
+from google.protobuf.internal import builder as _builder
+# @@protoc_insertion_point(imports)
+
+_sym_db = _symbol_database.Default()
+
+
+
+
+DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x0c\x64ynamo.proto\x12\tdynamo_db\"\x1c\n\x07Request\x12\x11\n\tfile_hash\x18\x02 \x01(\t\"\x1c\n\x08Response\x12\x10\n\x08is_exist\x18\x01 \x01(\x08\x32|\n\tDynamo_DB\x12\x36\n\tCheckHash\x12\x12.dynamo_db.Request\x1a\x13.dynamo_db.Response\"\x00\x12\x37\n\nUpdateHash\x12\x12.dynamo_db.Request\x1a\x13.dynamo_db.Response\"\x00\x62\x06proto3')
+
+_globals = globals()
+_builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, _globals)
+_builder.BuildTopDescriptorsAndMessages(DESCRIPTOR, 'dynamo_pb2', _globals)
+if _descriptor._USE_C_DESCRIPTORS == False:
+  DESCRIPTOR._options = None
+  _globals['_REQUEST']._serialized_start=27
+  _globals['_REQUEST']._serialized_end=55
+  _globals['_RESPONSE']._serialized_start=57
+  _globals['_RESPONSE']._serialized_end=85
+  _globals['_DYNAMO_DB']._serialized_start=87
+  _globals['_DYNAMO_DB']._serialized_end=211
+# @@protoc_insertion_point(module_scope)

safeshare/safeshare_app/utils/safeshare_vdb_client/dynamo_pb2_grpc.py

@@ -0,0 +1,99 @@
+# Generated by the gRPC Python protocol compiler plugin. DO NOT EDIT!
+"""Client and server classes corresponding to protobuf-defined services."""
+import grpc
+
+import dynamo_pb2 as dynamo__pb2
+
+
+class Dynamo_DBStub(object):
+    """Missing associated documentation comment in .proto file."""
+
+    def __init__(self, channel):
+        """Constructor.
+
+        Args:
+            channel: A grpc.Channel.
+        """
+        self.CheckHash = channel.unary_unary(
+                '/dynamo_db.Dynamo_DB/CheckHash',
+                request_serializer=dynamo__pb2.Request.SerializeToString,
+                response_deserializer=dynamo__pb2.Response.FromString,
+                )
+        self.UpdateHash = channel.unary_unary(
+                '/dynamo_db.Dynamo_DB/UpdateHash',
+                request_serializer=dynamo__pb2.Request.SerializeToString,
+                response_deserializer=dynamo__pb2.Response.FromString,
+                )
+
+
+class Dynamo_DBServicer(object):
+    """Missing associated documentation comment in .proto file."""
+
+    def CheckHash(self, request, context):
+        """Missing associated documentation comment in .proto file."""
+        context.set_code(grpc.StatusCode.UNIMPLEMENTED)
+        context.set_details('Method not implemented!')
+        raise NotImplementedError('Method not implemented!')
+
+    def UpdateHash(self, request, context):
+        """Missing associated documentation comment in .proto file."""
+        context.set_code(grpc.StatusCode.UNIMPLEMENTED)
+        context.set_details('Method not implemented!')
+        raise NotImplementedError('Method not implemented!')
+
+
+def add_Dynamo_DBServicer_to_server(servicer, server):
+    rpc_method_handlers = {
+            'CheckHash': grpc.unary_unary_rpc_method_handler(
+                    servicer.CheckHash,
+                    request_deserializer=dynamo__pb2.Request.FromString,
+                    response_serializer=dynamo__pb2.Response.SerializeToString,
+            ),
+            'UpdateHash': grpc.unary_unary_rpc_method_handler(
+                    servicer.UpdateHash,
+                    request_deserializer=dynamo__pb2.Request.FromString,
+                    response_serializer=dynamo__pb2.Response.SerializeToString,
+            ),
+    }
+    generic_handler = grpc.method_handlers_generic_handler(
+            'dynamo_db.Dynamo_DB', rpc_method_handlers)
+    server.add_generic_rpc_handlers((generic_handler,))
+
+
+ # This class is part of an EXPERIMENTAL API.
+class Dynamo_DB(object):
+    """Missing associated documentation comment in .proto file."""
+
+    @staticmethod
+    def CheckHash(request,
+            target,
+            options=(),
+            channel_credentials=None,
+            call_credentials=None,
+            insecure=False,
+            compression=None,
+            wait_for_ready=None,
+            timeout=None,
+            metadata=None):
+        return grpc.experimental.unary_unary(request, target, '/dynamo_db.Dynamo_DB/CheckHash',
+            dynamo__pb2.Request.SerializeToString,
+            dynamo__pb2.Response.FromString,
+            options, channel_credentials,
+            insecure, call_credentials, compression, wait_for_ready, timeout, metadata)
+
+    @staticmethod
+    def UpdateHash(request,
+            target,
+            options=(),
+            channel_credentials=None,
+            call_credentials=None,
+            insecure=False,
+            compression=None,
+            wait_for_ready=None,
+            timeout=None,
+            metadata=None):
+        return grpc.experimental.unary_unary(request, target, '/dynamo_db.Dynamo_DB/UpdateHash',
+            dynamo__pb2.Request.SerializeToString,
+            dynamo__pb2.Response.FromString,
+            options, channel_credentials,
+            insecure, call_credentials, compression, wait_for_ready, timeout, metadata)

safeshare/safeshare_app/views/file.py

@@ -11,6 +11,11 @@ from django.http import HttpResponse
 from rest_framework.response import Response
 from rest_framework.views import APIView
 
+import sys
+sys.path.append(os.path.dirname(os.path.abspath(__file__)) + "/../utils/safeshare_vdb_client")
+
+import client
+
 
 class ManageItemsView(APIView):
     def post(self, request):
@@ -52,8 +57,8 @@ class ManageItemsView(APIView):
             # If RPC client import fails, skip virus scan
             # Call RPC For virus scan
             try:
-                client = Client()
+                grpc_client = client.Client()
-                result = client.CheckFile(hash_signature)
+                result = grpc_client.CheckFile(hash_signature)
             except Exception as e:
                 result = False
 

safeshare/safeshare_vdb/client.py

@@ -2,6 +2,7 @@ import grpc
 import dynamo_pb2 as pb2
 import dynamo_pb2_grpc as pb2_grpc
 
+
 class Client:
     def __init__(self):
         self.channel = grpc.insecure_channel("localhost:50051")

safeshare/safeshare_vdb/server.py

@@ -87,6 +87,7 @@ class Dynamo(pb2_grpc.Dynamo_DBServicer):
         else:
             length = len(request.file_hash)
             if length == 64:
+                print("check sha256")
                 return pb2.Response(is_exist=check_sha256(request.file_hash))
             elif length == 40:
                 return pb2.Response(is_exist=check_sha1(request.file_hash))