Update grpc_server.go

server/grpc_server.go

@@ -1,3 +1,13 @@
+/*
+Package server is used to start a new ABCI server.  
+
+It defines the struct for gRPC server settings, and functions for: 
+
+* Starting a new gRPC server
+* Stopping a gRPC server
+
+*/
+
 package server
 
 import (
@@ -12,6 +22,7 @@ import (
 
 // var maxNumberConnections = 2
 
+//GRPCServer is used to set the protocol and address for gRPC.  
 type GRPCServer struct {
 	cmn.BaseService
 
@@ -23,6 +34,7 @@ type GRPCServer struct {
 	app types.ABCIApplicationServer
 }
 
+//NewGRPCServer allows setting up a new gRPC ABCI server.
 func NewGRPCServer(protoAddr string, app types.ABCIApplicationServer) (cmn.Service, error) {
 	parts := strings.SplitN(protoAddr, "://", 2)
 	proto, addr := parts[0], parts[1]
@@ -37,6 +49,7 @@ func NewGRPCServer(protoAddr string, app types.ABCIApplicationServer) (cmn.Servi
 	return s, err
 }
 
+//Onstart registers a new gRPC service and tells that service to listen on the port that is set in NewGRPCServer.  
 func (s *GRPCServer) OnStart() error {
 	s.BaseService.OnStart()
 	ln, err := net.Listen(s.proto, s.addr)
@@ -50,6 +63,7 @@ func (s *GRPCServer) OnStart() error {
 	return nil
 }
 
+//OnStop is called when a gRPC server is stopped.  
 func (s *GRPCServer) OnStop() {
 	s.BaseService.OnStop()
 	s.server.Stop()