Updated .NET gRPC Code and README.md file

investigations/.gitignore

@@ -0,0 +1,4 @@
+# Visual Studio - C#
+**/obj
+**/bin
+*.user

investigations/DotNetGrpc/DotNetGrpc.sln

@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.29424.173
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "DotNetGrpcService", "DotNetGrpcService\DotNetGrpcService.csproj", "{51C71ABB-1D35-4543-898C-0D34EFF832FA}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{51C71ABB-1D35-4543-898C-0D34EFF832FA}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{51C71ABB-1D35-4543-898C-0D34EFF832FA}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{51C71ABB-1D35-4543-898C-0D34EFF832FA}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{51C71ABB-1D35-4543-898C-0D34EFF832FA}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {BB4EB881-58FA-4A49-838A-0F0824C47920}
+	EndGlobalSection
+EndGlobal

investigations/DotNetGrpcClient/DotNetGrpcClient.csproj → investigations/DotNetGrpc/DotNetGrpcClient/DotNetGrpcClient.csproj

@@ -3,8 +3,8 @@
   <PropertyGroup>
     <OutputType>Exe</OutputType>
     <TargetFramework>netcoreapp3.0</TargetFramework>
+
   </PropertyGroup>
-
   <ItemGroup>
     <PackageReference Include="Google.Protobuf" Version="3.10.0" />
     <PackageReference Include="Grpc.Net.Client" Version="2.23.2" />
@@ -16,4 +16,5 @@
   <ItemGroup>
     <Protobuf Include="Protos\greet.proto" GrpcServices="Client" />
   </ItemGroup>
+
 </Project>

investigations/DotNetGrpcClient/Program.cs → investigations/DotNetGrpc/DotNetGrpcClient/Program.cs

@@ -4,9 +4,9 @@
 using DotNetGrpcService;
 using Grpc.Net.Client;
 
-namespace GrpcGreeterClient
+namespace DotNetGrpcClient
 {
-    class Program
+ class Program
     {
         static async Task Main(string[] args)
         {
@@ -18,9 +18,6 @@ static async Task Main(string[] args)
             Console.WriteLine("Calling Python Endpoint...");
             await CallEndpoint("http://localhost:50051", true);
 
-
-            Console.WriteLine("Press any key to exit...");
-            Console.ReadKey();
         }
 
         static GrpcChannel GetChannel(string grpcEndpointAddress, bool isInsecure = false)
@@ -35,8 +32,8 @@ static async Task CallEndpoint(string grpcEndpointAddress, bool isInsecure = fal
             var client = new Greeter.GreeterClient(channel);
 
             var reply = await client.SayHelloAsync(
-                              new HelloRequest { Name = "GreeterClient" });
-            Console.WriteLine("Greeting: " + reply.Message);
+                              new HelloRequest { Name = "GreeterClient-DotNet" });
+            Console.WriteLine($"Response: {reply.Message}");
         }
     }
-}
+}

investigations/DotNetGrpcService/Protos/greet.proto → investigations/DotNetGrpc/DotNetGrpcClient/Protos/greet.proto

@@ -18,4 +18,4 @@ message HelloRequest {
 // The response message containing the greetings.
 message HelloReply {
   string message = 1;
-}
+}

investigations/DotNetGrpc/DotNetGrpcService/DotNetGrpcService.csproj

@@ -0,0 +1,15 @@
+<Project Sdk="Microsoft.NET.Sdk.Web">
+
+  <PropertyGroup>
+    <TargetFramework>netcoreapp3.0</TargetFramework>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <Protobuf Include="Protos\greet.proto" GrpcServices="Server" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Grpc.AspNetCore" Version="2.23.1" />
+  </ItemGroup>
+
+</Project>

investigations/DotNetGrpcService/Services/GreeterService.cs → investigations/DotNetGrpc/DotNetGrpcService/Services/GreeterService.cs

@@ -19,7 +19,7 @@ public override Task<HelloReply> SayHello(HelloRequest request, ServerCallContex
         {
             return Task.FromResult(new HelloReply
             {
-                Message = "Hello " + request.Name
+                Message = $"Hello {request.Name} from .NET gRPC Server"
             });
         }
     }

investigations/DotNetGrpcService/Startup.cs → investigations/DotNetGrpc/DotNetGrpcService/Startup.cs

@@ -31,7 +31,6 @@ public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
 
             app.UseEndpoints(endpoints =>
             {
-
                 endpoints.MapGrpcService<GreeterService>();
 
                 endpoints.MapGet("/", async context =>

investigations/PythonGrpc/greet_client.py

@@ -4,23 +4,25 @@
 import greet_pb2
 
 
-
 def getChannel(grpcEndpointAddress):
     return grpc.insecure_channel(grpcEndpointAddress)
 
+
 def sendGreetings(grpcChannel):
     stub = greet_pb2_grpc.GreeterStub(grpcChannel)
-    reply = stub.SayHello(greet_pb2.HelloRequest(name='Shashank'))
-    return reply
+    reply = stub.SayHello(greet_pb2.HelloRequest(name='GreeterClient-Python'))
+    return reply.message
 
-def main():    
-    print ("Send greetings to C# Server...")
+
+def main():
+    print("Calling C# Endpoint...")
     channel = getChannel("localhost:5000")
-    print(sendGreetings(channel))
+    print(f'Response: {sendGreetings(channel)}')
 
-    print ("Send greetings to Python Server...")
+    print("Calling Python Endpoint...")
     channel = getChannel("localhost:50051")
-    print(sendGreetings(channel))
+    print(f'Response: {sendGreetings(channel)}')
+
 
-if __name__ == '__main__':    
+if __name__ == '__main__':
     main()

investigations/PythonGrpc/greet_server.py

@@ -4,12 +4,14 @@
 import greet_pb2_grpc
 import greet_pb2
 
+
 class GreetServer (greet_pb2_grpc.GreeterServicer):
-    
+
     def SayHello(self, request, context):
         print(f'Received client request from {request.name}')
-        return greet_pb2.HelloReply(message='Hello ' + request.name)
-
+        return greet_pb2.HelloReply(message=f'Hello {request.name} from Python gRPC Server')
+
+
 def serve():
     server = grpc.server(futures.ThreadPoolExecutor(max_workers=10))
     greet_pb2_grpc.add_GreeterServicer_to_server(GreetServer(), server)
@@ -20,5 +22,5 @@ def serve():
     server.wait_for_termination()
 
 
-if __name__ == '__main__':    
-    serve()
+if __name__ == '__main__':
+    serve()

investigations/PythonGrpc/requirements.txt

@@ -0,0 +1,2 @@
+flake8
+grpcio-tools